CIndex.cpp revision 0b36e614aa19df72885d5e0de996f7fbb9874ec3
1d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===- CIndex.cpp - Clang-C Source Indexing Library -----------------------===// 2d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 3d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// The LLVM Compiler Infrastructure 4d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 5d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// This file is distributed under the University of Illinois Open Source 6d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// License. See LICENSE.TXT for details. 70d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar// 8d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===----------------------------------------------------------------------===// 9d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 10ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// This file implements the main API hooks in the Clang-C Source Indexing 11ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// library. 12d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 13d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===----------------------------------------------------------------------===// 14d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek 15ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "CIndexer.h" 1616c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenek#include "CXCursor.h" 1795f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek#include "CXType.h" 18a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek#include "CXSourceLocation.h" 195352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor#include "CIndexDiagnostic.h" 20ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 2104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek#include "clang/Basic/Version.h" 22936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor 2350398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff#include "clang/AST/DeclVisitor.h" 24fb5704295c6137685a7b90b92cd6b958028740c8Steve Naroff#include "clang/AST/StmtVisitor.h" 257d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor#include "clang/AST/TypeLocVisitor.h" 26b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Basic/Diagnostic.h" 27b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/ASTUnit.h" 28b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/CompilerInstance.h" 29936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor#include "clang/Frontend/FrontendDiagnostic.h" 30d8210650ed948de65a08a8daf16d291b747717c4Ted Kremenek#include "clang/Lex/Lexer.h" 31b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Lex/PreprocessingRecord.h" 3233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor#include "clang/Lex/Preprocessor.h" 33c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar#include "llvm/Support/CrashRecoveryContext.h" 3402465750c8c3fa96b1e7e596b02297e24361dc4fDouglas Gregor#include "llvm/Support/MemoryBuffer.h" 357a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor#include "llvm/Support/Timer.h" 360829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer#include "llvm/System/Program.h" 370a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor#include "llvm/System/Signals.h" 38fc0622155fa61349698a8fd0053773c37d9f7ac4Ted Kremenek 39c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer// Needed to define L_TMPNAM on some systems. 40c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer#include <cstdio> 41c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer 4250398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroffusing namespace clang; 4316c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenekusing namespace clang::cxcursor; 44ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenekusing namespace clang::cxstring; 4550398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff 468a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 478a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Crash Reporting. 488a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 498a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 50d7ffd0844571d76f95bb0fc9c3ebb1bdf445eeddTed Kremenek#ifdef USE_CRASHTRACER 518a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#include "clang/Analysis/Support/SaveAndRestore.h" 528a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Integrate with crash reporter. 53439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarstatic const char *__crashreporter_info__ = 0; 54439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarasm(".desc ___crashreporter_info__, 0x10"); 556b5699969d0dadaaee3f4eb51f18ce628fbfeca9Ted Kremenek#define NUM_CRASH_STRINGS 32 5629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned crashtracer_counter = 0; 57254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenekstatic unsigned crashtracer_counter_id[NUM_CRASH_STRINGS] = { 0 }; 5829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *agg_crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 6029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 6129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned SetCrashTracerInfo(const char *str, 6229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> &AggStr) { 63f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 64254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned slot = 0; 6529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek while (crashtracer_strings[slot]) { 6629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (++slot == NUM_CRASH_STRINGS) 6729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek slot = 0; 6829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 6929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracer_strings[slot] = str; 70254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[slot] = ++crashtracer_counter; 7129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 7229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // We need to create an aggregate string because multiple threads 7329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // may be in this method at one time. The crash reporter string 7429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // will attempt to overapproximate the set of in-flight invocations 7529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // of this function. Race conditions can still cause this goal 7629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // to not be achieved. 7729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 78f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek llvm::raw_svector_ostream Out(AggStr); 7929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (unsigned i = 0; i < NUM_CRASH_STRINGS; ++i) 8029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (crashtracer_strings[i]) Out << crashtracer_strings[i] << '\n'; 8129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 8229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[slot] = AggStr.c_str(); 8329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek return slot; 8429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 8529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 8629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic void ResetCrashTracerInfo(unsigned slot) { 87254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_slot = 0; 88254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_value = 0; 89f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 90254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_strings[slot] = agg_crashtracer_strings[slot] = 0; 91254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 92254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek for (unsigned i = 0 ; i < NUM_CRASH_STRINGS; ++i) 93254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek if (agg_crashtracer_strings[i] && 94254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[i] > max_value) { 95254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_slot = i; 96254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_value = crashtracer_counter_id[i]; 9729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 98254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 99254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[max_slot]; 10029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 10129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 10229b7284c98253aed6e215aaa867c63084c80e944Ted Kremeneknamespace { 10329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekclass ArgsCrashTracerInfo { 10429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> CrashString; 10529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> AggregateString; 10629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek unsigned crashtracerSlot; 10729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekpublic: 10829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo(llvm::SmallVectorImpl<const char*> &Args) 10929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek : crashtracerSlot(0) 11029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 11129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 11229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::raw_svector_ostream Out(CrashString); 1130baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek Out << "ClangCIndex [" << getClangFullVersion() << "]" 1140baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek << "[createTranslationUnitFromSourceFile]: clang"; 11529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (llvm::SmallVectorImpl<const char*>::iterator I=Args.begin(), 11629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek E=Args.end(); I!=E; ++I) 11729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek Out << ' ' << *I; 11829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 11929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracerSlot = SetCrashTracerInfo(CrashString.c_str(), 12029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek AggregateString); 12129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 122f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ~ArgsCrashTracerInfo() { 12429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ResetCrashTracerInfo(crashtracerSlot); 12529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 12629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek}; 12729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 12829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#endif 1298a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 13033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \brief The result of comparing two source ranges. 13133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorenum RangeComparisonResult { 13233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief Either the ranges overlap or one of the ranges is invalid. 13333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeOverlap, 134f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range ends before the second range starts. 13633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeBefore, 137f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range starts after the second range ends. 13933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeAfter 14033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor}; 14133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 142f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek/// \brief Compare two source ranges to determine their relative position in 14333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// the translation unit. 144f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekstatic RangeComparisonResult RangeCompare(SourceManager &SM, 145f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SourceRange R1, 14633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange R2) { 14733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R1.isValid() && "First range is invalid?"); 14833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R2.isValid() && "Second range is invalid?"); 149a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R1.getEnd() != R2.getBegin() && 150d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) 15133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeBefore; 152a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R2.getEnd() != R1.getBegin() && 153d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) 15433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeAfter; 15533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeOverlap; 15633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 15733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 158fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// \brief Determine if a source location falls within, before, or after a 159fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// a given source range. 160fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic RangeComparisonResult LocationCompare(SourceManager &SM, 161fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L, SourceRange R) { 162fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(R.isValid() && "First range is invalid?"); 163fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(L.isValid() && "Second range is invalid?"); 164a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (L == R.getBegin() || L == R.getEnd()) 165fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 166fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(L, R.getBegin())) 167fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeBefore; 168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) 169fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 170fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 171fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek} 172fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 17376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// \brief Translate a Clang source range into a CIndex source range. 17476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// 17576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// Clang internally represents ranges where the end location points to the 17676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// start of the token at the end. However, for external clients it is more 17776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// useful to have a CXSourceRange be a proper half-open interval. This routine 17876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// does the appropriate translation. 179f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed KremenekCXSourceRange cxloc::translateSourceRange(const SourceManager &SM, 18076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar const LangOptions &LangOpts, 1810a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 18276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar // We want the last character in this location, so we will adjust the 1836a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // location accordingly. 1846a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // FIXME: How do do this with a macro instantiation location? 18576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar SourceLocation EndLoc = R.getEnd(); 1860a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { 1876a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); 18876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc = EndLoc.getFileLocWithOffset(Length); 18976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar } 19076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar 19176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, 19276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar R.getBegin().getRawEncoding(), 19376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc.getRawEncoding() }; 19476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar return Result; 19576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar} 1961db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1978a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 19833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor// Cursor visitor. 1998a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 2008a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 20189922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroffnamespace { 202f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 203b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor// Cursor visitor. 2047d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorclass CursorVisitor : public DeclVisitor<CursorVisitor, bool>, 205a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public TypeLocVisitor<CursorVisitor, bool>, 206a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public StmtVisitor<CursorVisitor, bool> 2077d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor{ 20833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The translation unit we are traversing. 209b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *TU; 210f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The parent cursor whose children we are traversing. 212b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursor Parent; 213f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The declaration that serves at the parent of any statement or 21533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// expression nodes. 216f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor Decl *StmtParent; 217f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The visitor function. 219b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor Visitor; 220f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The opaque client data, to be passed along to the visitor. 222b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData ClientData; 223f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2247d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // MaxPCHLevel - the maximum PCH level of declarations that we will pass on 2257d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // to the visitor. Declarations with a PCH level greater than this value will 2267d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // be suppressed. 2277d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor unsigned MaxPCHLevel; 22833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 22933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief When valid, a source range to which the cursor should restrict 23033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// its search. 23133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest; 232f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 233b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor using DeclVisitor<CursorVisitor, bool>::Visit; 2347d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor using TypeLocVisitor<CursorVisitor, bool>::Visit; 235a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor using StmtVisitor<CursorVisitor, bool>::Visit; 236f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 237f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// \brief Determine whether this particular source range comes before, comes 238f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// after, or overlaps the region of interest. 23933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// 240d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar /// \param R a half-open source range retrieved from the abstract syntax tree. 241f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek RangeComparisonResult CompareRegionOfInterest(SourceRange R); 242f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek class SetParentRAII { 2440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor &Parent; 2450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Decl *&StmtParent; 2460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor OldParent; 2470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek public: 2490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) 2500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) 2510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek { 2520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = NewParent; 2530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek ~SetParentRAII() { 2580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = OldParent; 2590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek }; 2630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 264b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorpublic: 265f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, 266f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek unsigned MaxPCHLevel, 26733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest = SourceRange()) 268f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek : TU(TU), Visitor(Visitor), ClientData(ClientData), 26933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest) 270b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor { 271b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.kind = CXCursor_NoDeclFound; 272b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[0] = 0; 273b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[1] = 0; 274b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[2] = 0; 275f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor StmtParent = 0; 276b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 277f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); 279788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 280788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 281788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor getPreprocessedEntities(); 282788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 283b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitChildren(CXCursor Parent); 284f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2857d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Declaration visitors 28609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek bool VisitAttributes(Decl *D); 2871ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockDecl(BlockDecl *B); 2883064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek bool VisitCXXRecordDecl(CXXRecordDecl *D); 289b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitDeclContext(DeclContext *DC); 29079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTranslationUnitDecl(TranslationUnitDecl *D); 29179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTypedefDecl(TypedefDecl *D); 29279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTagDecl(TagDecl *D); 29374dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor bool VisitClassTemplatePartialSpecializationDecl( 29474dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor ClassTemplatePartialSpecializationDecl *D); 295fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D); 2964540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 29779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2984540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 29979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 30079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 301fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitFunctionTemplateDecl(FunctionTemplateDecl *D); 30239d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor bool VisitClassTemplateDecl(ClassTemplateDecl *D); 30379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 3044540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 30579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 30679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 30723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 30879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 3094540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 31079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 3111ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 3121ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: ObjCPropertyDecl requires TypeSourceInfo, getter/setter locations, 3131ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // etc. 31479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 31579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 31679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 317a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 3188f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 319fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 32001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Name visitor 32101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool VisitDeclarationNameInfo(DeclarationNameInfo Name); 32201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 323fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // Template visitors 324fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateParameters(const TemplateParameterList *Params); 3250b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor bool VisitTemplateName(TemplateName Name, SourceLocation Loc); 326fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateArgumentLoc(const TemplateArgumentLoc &TAL); 327fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 3287d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 32901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool VisitQualifiedTypeLoc(QualifiedTypeLoc TL); 330f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 3317d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 332f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 333f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 334fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL); 335f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 336c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 337f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 338f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 339f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 340f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 341f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 342f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 34301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL, bool SkipResultType = false); 344f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 345fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateSpecializationTypeLoc(TemplateSpecializationTypeLoc TL); 3462332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 3472332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 3482332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 3492332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 350f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 351a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 352a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 353a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 354f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor // FIXME: LabelStmt label? 355f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 356f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 3570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 358263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 359263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 3600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek// bool VisitSwitchCase(SwitchCase *S); 361f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 362336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 363648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DeclRefExpr with template arguments, nested-name-specifier 364648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: MemberExpr with template arguments, nested-name-specifier 3656cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor bool VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); 3661ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 367336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3681ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 369c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 37081d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3718ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3721ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 373648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: AddrLabelExpr (once we have cursors for labels) 374648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitTypesCompatibleExpr(TypesCompatibleExpr *E); 375648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitVAArgExpr(VAArgExpr *E); 376648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: InitListExpr (for the designators) 377648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DesignatedInitExpr 378b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 379f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 380b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3810d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 382a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C); 383a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 38433e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 38533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 38633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 38733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 388b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 389b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 390b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 39133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 39233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 39333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 39433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 39533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 396b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 397b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 39833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 399b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 400b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 401f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 402b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 403b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 404b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 405b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 406b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 407b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 408b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 409b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 410b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4110d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 41233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 41333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 41433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 415a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 416f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 41733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 41833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 419f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 420b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 421b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 422b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 4230d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 424b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 425b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4262e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 427b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 428b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 429b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4300d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 431fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 432b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4330d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 451788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 452788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 453788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 454788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 455788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 456788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 457788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 458788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 459788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 460788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 461788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 462788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 463788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 464788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 465788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 466788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 467788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 468788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 469788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 470788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 471788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 472788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 473788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 474788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 475788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 476b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 477b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 478b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 479b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 480f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 481a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 482a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 483a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 484a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 485f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 486f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 487b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4880f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 489f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 490b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 491b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 492b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 493539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 494b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 495f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 496a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 497a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 498a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 499a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 500f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 501b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 502b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 50333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 50433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 505eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), 506eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TLEnd = CXXUnit->top_level_end(); 507eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TL != TLEnd; ++TL) { 508eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor if (Visit(MakeCXCursor(*TL, CXXUnit), true)) 5097b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 5107b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 5110396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 5120396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 5130396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5143178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 5150396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 5168de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 5170396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 5180396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 519788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 520788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 5210396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 5220396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 5230396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 524788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5250396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5260396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5270396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5280396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5290396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5300396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5310396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5320396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5330396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5340396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5350396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5367b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 537b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 538f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 539b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 540b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 541dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 542dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5431ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 544fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 545fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5461ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 547664cffd330611d78fc0286f539589920a37ca328Ted Kremenek if (Stmt *Body = B->getBody()) 548664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return Visit(MakeCXCursor(Body, StmtParent, TU)); 549664cffd330611d78fc0286f539589920a37ca328Ted Kremenek 550664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return false; 5511ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5521ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 553b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 554b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 555b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 55609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 55723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 55823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 55923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 56023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 56123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 562d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 56333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 564a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 565d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 56633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 567d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 568d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 56933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 57033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 57133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 572f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 57333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 57433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 57533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 576f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 57733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 57833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 57933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 580f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 58133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 582f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 583d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 584b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 585b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 586f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 587b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 588dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 589dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5901ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5911ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5921ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5931ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5941ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5951ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5961ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5971ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 598f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5991ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6001ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6011ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6021ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 6031ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 6041ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 60674dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregorbool CursorVisitor::VisitClassTemplatePartialSpecializationDecl( 60774dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor ClassTemplatePartialSpecializationDecl *D) { 60874dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor // FIXME: Visit the "outer" template parameter lists on the TagDecl 60974dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor // before visiting these template parameters. 61074dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor if (VisitTemplateParameters(D->getTemplateParameters())) 61174dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return true; 61274dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor 61374dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor // Visit the partial specialization arguments. 61474dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor const TemplateArgumentLoc *TemplateArgs = D->getTemplateArgsAsWritten(); 61574dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor for (unsigned I = 0, N = D->getNumTemplateArgsAsWritten(); I != N; ++I) 61674dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor if (VisitTemplateArgumentLoc(TemplateArgs[I])) 61774dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return true; 61874dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor 61974dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return VisitCXXRecordDecl(D); 62074dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor} 62174dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor 622fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D) { 623fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // FIXME: Visit default argument 624fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 625fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 626fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 6271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 6281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 6291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 6301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 6347d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 6357d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6367d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 6377d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 6387d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 6397d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 6407d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 641b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 64201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (TypeSourceInfo *TSInfo = ND->getTypeSourceInfo()) { 64301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Visit the function declaration's syntactic components in the order 64401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // written. This requires a bit of work. 64501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor TypeLoc TL = TSInfo->getTypeLoc(); 64601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor FunctionTypeLoc *FTL = dyn_cast<FunctionTypeLoc>(&TL); 64701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 64801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // If we have a function declared directly (without the use of a typedef), 64901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // visit just the return type. Otherwise, just visit the function's type 65001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // now. 65101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if ((FTL && !isa<CXXConversionDecl>(ND) && Visit(FTL->getResultLoc())) || 65201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor (!FTL && Visit(TL))) 65301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return true; 65401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 65501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // FIXME: Visit the nested-name-specifier, if present. 65601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 65701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Visit the declaration name. 65801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (VisitDeclarationNameInfo(ND->getNameInfo())) 65901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return true; 66001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 66101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // FIXME: Visit explicitly-specified template arguments! 66201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 66301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Visit the function parameters, if we have a function type. 66401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (FTL && VisitFunctionTypeLoc(*FTL, true)) 66501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return true; 66601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 66701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // FIXME: Attributes? 66801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor } 66901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 670a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 671a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 672a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 673f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 674b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 675b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 676dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 680f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 683f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6851ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6861ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6871ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6881ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6891ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 690f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6911ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6921ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 693f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6941ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6951ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6961ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 697fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitFunctionTemplateDecl(FunctionTemplateDecl *D) { 698fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // FIXME: Visit the "outer" template parameter lists on the FunctionDecl 699fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // before visiting these template parameters. 700fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (VisitTemplateParameters(D->getTemplateParameters())) 701fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return true; 702fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 703fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return VisitFunctionDecl(D->getTemplatedDecl()); 704fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 705fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 70639d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregorbool CursorVisitor::VisitClassTemplateDecl(ClassTemplateDecl *D) { 70739d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor // FIXME: Visit the "outer" template parameter lists on the TagDecl 70839d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor // before visiting these template parameters. 70939d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor if (VisitTemplateParameters(D->getTemplateParameters())) 71039d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor return true; 71139d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor 71239d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor return VisitCXXRecordDecl(D->getTemplatedDecl()); 71339d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor} 71439d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor 7151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 7164bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 7174bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 7184bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 7194bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 720f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 7211ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 7221ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 7231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 7241ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 7251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 726f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 7281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 7291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 730f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 7321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 734a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 735a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 736a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 737a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 738b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 739b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 740b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 741b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 742f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 74378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 74478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 74578db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 746b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 747b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 748f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 749a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 750dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 751dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7521ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 7551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 758f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7591ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 7601ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7611ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 76223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 763fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 764fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 765fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 76623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 76723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 76823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 76923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 77023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 77123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 77223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 77323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 77423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 77523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 77623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 77723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 77823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 77923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 78023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 78123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 78223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 78323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 78423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 78523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 78623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 78723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 78823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 78923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 79023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 79123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 79223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 79323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 79423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 79523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 79623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 79723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 79823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 799b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 800dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 801b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 802b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 803f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 804b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 805b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 806f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 80778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 80878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 80978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 810b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 811b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 812f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 813a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 814dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 815dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 8161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 8171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 8181ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 8191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 8201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 821ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 822ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 823ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 824ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 825f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 8261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 8271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 8281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 8291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 8301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 8311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 8321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 8331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 8341ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 835f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 8361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 837a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 8381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 839f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 8401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 841dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 842dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 8431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 8441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 8451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 8461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 8471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 848b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 849b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 850f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 851f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 852dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 853dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 8541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 8551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 8561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 8571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 858f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 8591ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 860dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 8615e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 8628f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 8638f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 8648f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 8658f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 86601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregorbool CursorVisitor::VisitDeclarationNameInfo(DeclarationNameInfo Name) { 86701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor switch (Name.getName().getNameKind()) { 86801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::Identifier: 86901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXLiteralOperatorName: 87001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXOperatorName: 87101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXUsingDirective: 87201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 87301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 87401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXConstructorName: 87501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXDestructorName: 87601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXConversionFunctionName: 87701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (TypeSourceInfo *TSInfo = Name.getNamedTypeInfo()) 87801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return Visit(TSInfo->getTypeLoc()); 87901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 88001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 88101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::ObjCZeroArgSelector: 88201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::ObjCOneArgSelector: 88301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::ObjCMultiArgSelector: 88401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // FIXME: Per-identifier location info? 88501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 88601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor } 88701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 88801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 88901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor} 89001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 891fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateParameters( 892fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor const TemplateParameterList *Params) { 893fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (!Params) 894fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 895fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 896fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor for (TemplateParameterList::const_iterator P = Params->begin(), 897fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor PEnd = Params->end(); 898fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor P != PEnd; ++P) { 899fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (Visit(MakeCXCursor(*P, TU))) 900fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return true; 901fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor } 902fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 903fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 904fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 905fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 9060b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregorbool CursorVisitor::VisitTemplateName(TemplateName Name, SourceLocation Loc) { 9070b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor switch (Name.getKind()) { 9080b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::Template: 9090b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return Visit(MakeCursorTemplateRef(Name.getAsTemplateDecl(), Loc, TU)); 9100b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 9110b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::OverloadedTemplate: 9120b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // FIXME: We need a way to return multiple lookup results in a single 9130b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // cursor. 9140b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return false; 9150b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 9160b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::DependentTemplate: 9170b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // FIXME: Visit nested-name-specifier. 9180b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return false; 9190b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 9200b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::QualifiedTemplate: 9210b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // FIXME: Visit nested-name-specifier. 9220b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return Visit(MakeCursorTemplateRef( 9230b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor Name.getAsQualifiedTemplateName()->getDecl(), 9240b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor Loc, TU)); 9250b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor } 9260b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 9270b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return false; 9280b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor} 9290b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 930fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateArgumentLoc(const TemplateArgumentLoc &TAL) { 931fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor switch (TAL.getArgument().getKind()) { 932fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Null: 933fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Integral: 934fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 935fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 936fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Pack: 937fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // FIXME: Implement when variadic templates come along. 938fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 939fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 940fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Type: 941fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (TypeSourceInfo *TSInfo = TAL.getTypeSourceInfo()) 942fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return Visit(TSInfo->getTypeLoc()); 943fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 944fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 945fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Declaration: 946fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (Expr *E = TAL.getSourceDeclExpression()) 947fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return Visit(MakeCXCursor(E, StmtParent, TU)); 948fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 949fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 950fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Expression: 951fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (Expr *E = TAL.getSourceExpression()) 952fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return Visit(MakeCXCursor(E, StmtParent, TU)); 953fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 954fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 955fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Template: 9560b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return VisitTemplateName(TAL.getArgument().getAsTemplate(), 9570b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor TAL.getTemplateNameLoc()); 958fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor } 959fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 960fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 961fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 962fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 963a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 964a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 965a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 966a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 96701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregorbool CursorVisitor::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { 96801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return Visit(TL.getUnqualifiedLoc()); 96901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor} 97001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 971f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 972f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 973f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 974f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 975f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 976f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 977f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 9786b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 979f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 9806b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 9816b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 982f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 983f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 9846b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 9856b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 9866b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 9876b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 9886b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 989f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 9906b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 9916b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 9926b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 993f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 994f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 995c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 9966b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 9976b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 9986b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 9996b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 1000f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 1001f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 10026b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 1003f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 10046b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 10056b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 1006f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 10076b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 1008f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 1009f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 1010f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 10116b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 10126b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 10136b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 10146b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 10156b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 1016f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 1017f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 1018f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 1019f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 1020f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1021f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 1022f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 1023f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 1024f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 1025f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 1026f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1027f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1028f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1029f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 10307d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 10317d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 10327d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 10337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1034f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 1035f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 1036f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1037f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1038f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 1039f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 1040f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1041f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1042fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { 1043fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // FIXME: We can't visit the template template parameter, but there's 1044fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // no context information with which we can match up the depth/index in the 1045fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // type to the appropriate 1046fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1047fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 1048fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1049f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 1050f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 1051f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1052f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1053c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 1054c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 1055c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1056c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 1057c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 1058c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 1059c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1060f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 1061f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 1062f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 1063f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1064f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 1065f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1066f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1067f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1068f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1069f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 1070c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 1071f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1072f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1073f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 1074f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 1075f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1076f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1077f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 1078f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 1079f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1080f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1081f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 1082f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 1083f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1084f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1085f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 1086f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 1087f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1088f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1089f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 1090f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 1091f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1092f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 109301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL, 109401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool SkipResultType) { 109501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (!SkipResultType && Visit(TL.getResultLoc())) 1096f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1097f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1098f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 10995dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 11005dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 11015dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 1102f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1103f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1104f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1105f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1106f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 1107f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 1108f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1109f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1110f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 1111f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 1112f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1113f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1114f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1115f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1116fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateSpecializationTypeLoc( 1117fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor TemplateSpecializationTypeLoc TL) { 11180b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // Visit the template name. 11190b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor if (VisitTemplateName(TL.getTypePtr()->getTemplateName(), 11200b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor TL.getTemplateNameLoc())) 11210b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return true; 1122fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1123fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // Visit the template arguments. 1124fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 1125fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (VisitTemplateArgumentLoc(TL.getArgLoc(I))) 1126fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return true; 1127fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1128fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1129fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 1130fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 11312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 11322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 11332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 11342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 11352332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 11362332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 11372332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 11382332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 11392332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 11402332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 11412332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 1142a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 1143a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 1144a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 11450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 11460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 11470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 1148a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 1149f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1150a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 1151a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 1152a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 11530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 11540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 11550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 11560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 11570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 11580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 11590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 11600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 11610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 11620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 11630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 11640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 11650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 11660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 11670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 11680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 11690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 11700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 11710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 11720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 11730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 11740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 11750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 11760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 11770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 11780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 11790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 11800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 11810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 11820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 11830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 11840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 11850f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 11860f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 11870f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 11880f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 11890f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 11900f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 11910f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 11920f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 11930f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 11940f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 11950f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 11960f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 11970f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 11980f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 1199a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 1200a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 1201a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 1202263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 1203a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 1204a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 1205f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1206a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 1207a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 1208a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 1209f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 1210f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1211f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1212f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1213f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1214f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1215263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1216263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1217f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1218f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1219f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1220f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1221f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1222f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1223f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1224f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1225f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1226f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1227f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1228f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1229f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1230f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1231263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1232f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1233263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1234263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1235f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1236263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1237263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1238f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1239263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1240263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1241263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1242263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1243f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1244f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1245263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1246263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1247263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1248263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1249263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1250263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1251263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1252263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1253263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1254263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1255263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1256263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1257263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1258263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1259f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1260f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1261263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1262263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1263263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1264263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1265f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1266f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1267f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1268f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1269f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1270f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 12716cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregorbool CursorVisitor::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 12726cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(0), StmtParent, TU))) 12736cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 12746cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 12756cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getCallee(), StmtParent, TU))) 12766cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 12776cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 12786cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor for (unsigned I = 1, N = E->getNumArgs(); I != N; ++I) 12796cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(I), StmtParent, TU))) 12806cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 12816cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 12826cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return false; 12836cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor} 12846cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 12853064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenekbool CursorVisitor::VisitCXXRecordDecl(CXXRecordDecl *D) { 12863064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek if (D->isDefinition()) { 12873064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek for (CXXRecordDecl::base_class_iterator I = D->bases_begin(), 12883064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek E = D->bases_end(); I != E; ++I) { 12893064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek if (Visit(cxcursor::MakeCursorCXXBaseSpecifier(I, TU))) 12903064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return true; 12913064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 12923064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 12933064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 12943064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return VisitTagDecl(D); 12953064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek} 12963064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 12973064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 12981ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 12991ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 13001ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 13011ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 13028ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 13038ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 13048ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 13058ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 13068ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 13078ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 13088ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 13098ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1310336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1311336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1312336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1313336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1314f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1315336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1316336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1317f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1318336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1319336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1320336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1321336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1322336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1323336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1324336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1325f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1326336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1327336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1328336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1329336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1330336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1331336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1332336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1333f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1334336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1335336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1336336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1337648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { 1338648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(E->getArgTInfo1()->getTypeLoc()) || 1339648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor Visit(E->getArgTInfo2()->getTypeLoc()); 1340648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1341648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1342648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitVAArgExpr(VAArgExpr *E) { 1343648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor if (Visit(E->getWrittenTypeInfo()->getTypeLoc())) 1344648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return true; 1345648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1346648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(MakeCXCursor(E->getSubExpr(), StmtParent, TU)); 1347648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1348648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1349c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 135004badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 135104badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 135204badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1353c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1354c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1355c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1356c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 135781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 135881d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 135981d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 136081d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 136181d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 136209dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 1363cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = D->attr_begin(), e = D->attr_end(); 1364cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt i != e; ++i) 1365cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt if (Visit(MakeCXCursor(*i, D, TU))) 136609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 136709dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 136809dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 136909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 137009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 13715e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 13720a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 13730a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1374c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // We use crash recovery to make some of our APIs more reliable, implicitly 1375c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // enable it. 1376c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar llvm::CrashRecoveryContext::Enable(); 1377c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar 1378a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1379e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1380e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 13810a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 13820a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1383e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1384600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1385600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 13869ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 13872b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 13882b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 13897a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor if (getenv("LIBCLANG_TIMING")) 13907a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor llvm::TimerGroup::printAll(llvm::errs()); 13912bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 13922bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 13938506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 13942b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 13952b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 13962b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 13972b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 13988506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 13998506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 14009ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1401a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 14022b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 14032b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1404f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14057d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 14060d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 140728019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 14083c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl return ASTUnit::LoadFromASTFile(ast_filename, Diags, 1409a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1410a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1411600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1412600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1413b1c031be513705d924038f497279b9b599868ba1Douglas Gregorunsigned clang_defaultEditingTranslationUnitOptions() { 1414b1c031be513705d924038f497279b9b599868ba1Douglas Gregor return CXTranslationUnit_PrecompiledPreamble; 1415b1c031be513705d924038f497279b9b599868ba1Douglas Gregor} 1416b1c031be513705d924038f497279b9b599868ba1Douglas Gregor 14179ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 14189ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 14199ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 14209ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 14214db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 14224db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1423a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 14245a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 14255a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 14265a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 14275a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 14285a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 142919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 143019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbarstruct ParseTranslationUnitInfo { 143119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx; 143219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename; 143319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args; 143419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args; 143519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files; 143619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files; 143719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options; 143819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXTranslationUnit result; 143919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar}; 1440b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_parseTranslationUnit_Impl(void *UserData) { 144119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo *PTUI = 144219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar static_cast<ParseTranslationUnitInfo*>(UserData); 144319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx = PTUI->CIdx; 144419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename = PTUI->source_filename; 144519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args = PTUI->command_line_args; 144619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args = PTUI->num_command_line_args; 144719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files = PTUI->unsaved_files; 144819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files = PTUI->num_unsaved_files; 144919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options = PTUI->options; 145019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = 0; 14515a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 14522b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 145319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 1454f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1455e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1456e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 145744c181aec37789f25f6c15543c164416f72e562aDouglas Gregor bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; 1458df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor bool CompleteTranslationUnit 1459df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor = ((options & CXTranslationUnit_Incomplete) == 0); 146087c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor bool CacheCodeCompetionResults 146187c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor = options & CXTranslationUnit_CacheCompletionResults; 146287c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor 14635352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 14645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 146528019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 146628019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1467f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14684db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 14694db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1470a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1471f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1472a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 14734db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 14744db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 14754db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1476f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14778506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 14788506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 14798506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 14808506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 14818506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 14828506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 14838506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 14848506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 148552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 148652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 148752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 148852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 148952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 149052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 149152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1492a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 149352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 14948506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 14958506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 14965a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 149744c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 14985a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 14995a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-Xclang"); 15005a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 15015a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor } 150244c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 15035352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1504f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 150529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 150629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 15078a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1508f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1509942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1510942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 15113687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1512869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1513942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 15144db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1515a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 151644c181aec37789f25f6c15543c164416f72e562aDouglas Gregor /*CaptureDiagnostics=*/true, 1517df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor PrecompilePreamble, 151887c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor CompleteTranslationUnit, 151987c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor CacheCodeCompetionResults)); 1520f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 15210a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 152234f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 152334f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1524405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1525405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 15260a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 15270a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1528274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1529274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1530274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1531274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 15320a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1533274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1534274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1535274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1536274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1537274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 153883c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 15390a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 15400a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1541942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 154219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = Unit.take(); 154319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 15448506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 15458506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1546139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 154774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 15480d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1549139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1550139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 15515e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 15520d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1553139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 155474cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 15550d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1556139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1557139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1558139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 15590d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 15600d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1561139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 156237b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1563139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1564c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1565c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 156652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 156752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 156852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 156952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 157052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 157152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 157252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1573a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1574139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 15754db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 15764db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 15774db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 15784db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 157919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 1580f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 15814db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 15824db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 15834db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 15844db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1585f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1586139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1587139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1588139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1589139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1590139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1591139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1592139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1593139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1594139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1595139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1596139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1597139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1598139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1599139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1600139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1601e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 16020d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1603d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1604c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1605c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1606c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1607d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1608d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1609d93256e55673a17d18543397ec462416acb13792Douglas Gregor 161044c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 161144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 161244c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-Xclang"); 161344c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-detailed-preprocessing-record"); 161444c181aec37789f25f6c15543c164416f72e562aDouglas Gregor } 161544c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 1616139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 161774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 161874cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1619feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1620feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1621feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1622379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1623d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1624d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1625379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1626936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1627379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 16280d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1629936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1630936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1631379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1632936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1633936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1634779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1635936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1636779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1637f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 163832141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1639379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 16400829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 16413c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl ASTUnit *ATU = ASTUnit::LoadFromASTFile(astTmpFile, Diags, 16424db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 16434db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1644a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1645a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1646a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1647a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1648a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1649a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1650a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1651405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 16520a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 16530a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 16540a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 16550a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1656f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1657f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 16580a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 16590a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 16600a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 16610a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 16620a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 16630a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 16640a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 16650a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 16660a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 16670a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1668274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1669274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1670274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1671274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 16720a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1673274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1674274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1675274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1676274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1677274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1678274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1679274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1680a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1681d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1682313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1683313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1684313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1685313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 16863c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl ATU->addTemporaryFile(llvm::sys::Path(ATU->getASTFileName())); 1687313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1688313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1689313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1690313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1691313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1692313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1693313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1694313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 169519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = ATU; 169619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar} 169719ffd492a31a25fb691098bf79f317e5f3edf177Daniel DunbarCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 169819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename, 169919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args, 170019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args, 170119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files, 170219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files, 170319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options) { 170419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo PTUI = { CIdx, source_filename, command_line_args, 170519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar num_command_line_args, unsaved_files, num_unsaved_files, 170619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar options, 0 }; 170719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar llvm::CrashRecoveryContext CRC; 170819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 170919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar if (!CRC.RunSafely(clang_parseTranslationUnit_Impl, &PTUI)) { 171060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "libclang: crash detected during parsing: {\n"); 171160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'source_filename' : '%s'\n", source_filename); 171260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'command_line_args' : ["); 171360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (int i = 0; i != num_command_line_args; ++i) { 171460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 171560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 171660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "'%s'", command_line_args[i]); 171760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 171860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 171960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'unsaved_files' : ["); 172060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (unsigned i = 0; i != num_unsaved_files; ++i) { 172160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 172260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 172360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "('%s', '...', %ld)", unsaved_files[i].Filename, 172460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar unsaved_files[i].Length); 172560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 172660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 172760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'options' : %d,\n", options); 172860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "}\n"); 172960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar 173019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return 0; 173119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar } 173219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 173319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return PTUI.result; 17345b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 17355b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 17361999844e7a18786e61e619e1dc6c789827541863Douglas Gregorunsigned clang_defaultSaveOptions(CXTranslationUnit TU) { 17371999844e7a18786e61e619e1dc6c789827541863Douglas Gregor return CXSaveTranslationUnit_None; 17381999844e7a18786e61e619e1dc6c789827541863Douglas Gregor} 17391999844e7a18786e61e619e1dc6c789827541863Douglas Gregor 17401999844e7a18786e61e619e1dc6c789827541863Douglas Gregorint clang_saveTranslationUnit(CXTranslationUnit TU, const char *FileName, 17411999844e7a18786e61e619e1dc6c789827541863Douglas Gregor unsigned options) { 17427ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor if (!TU) 17437ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return 1; 17447ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor 17457ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return static_cast<ASTUnit *>(TU)->Save(FileName); 17467ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor} 174719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 17489ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 1749ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (CTUnit) { 1750ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // If the translation unit has been marked as unsafe to free, just discard 1751ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // it. 1752ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (static_cast<ASTUnit *>(CTUnit)->isUnsafeToFree()) 1753ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 1754ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 17552b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 1756ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 17572bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 17580d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1759e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregorunsigned clang_defaultReparseOptions(CXTranslationUnit TU) { 1760e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor return CXReparse_None; 1761e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor} 1762e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor 1763ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarstruct ReparseTranslationUnitInfo { 1764ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU; 1765ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files; 1766ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files; 1767ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options; 1768ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar int result; 1769ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar}; 1770b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_reparseTranslationUnit_Impl(void *UserData) { 1771ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo *RTUI = 1772ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ReparseTranslationUnitInfo*>(UserData); 1773ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU = RTUI->TU; 1774ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files = RTUI->num_unsaved_files; 1775ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files = RTUI->unsaved_files; 1776ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options = RTUI->options; 1777ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar (void) options; 1778ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RTUI->result = 1; 1779ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1780abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1781ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 1782abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1783abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1784abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1785abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1786abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 17871abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1788abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1789abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1790abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1791abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1792ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (!static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1793ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RemappedFiles.size())) 1794ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RTUI->result = 0; 1795abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1796ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarint clang_reparseTranslationUnit(CXTranslationUnit TU, 1797ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files, 1798ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files, 1799ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options) { 1800ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo RTUI = { TU, num_unsaved_files, unsaved_files, 1801ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar options, 0 }; 1802ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar llvm::CrashRecoveryContext CRC; 1803ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1804ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (!CRC.RunSafely(clang_reparseTranslationUnit_Impl, &RTUI)) { 1805b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar fprintf(stderr, "libclang: crash detected during reparsing\n"); 1806ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ASTUnit *>(TU)->setUnsafeToFree(true); 1807ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return 1; 1808ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 1809ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1810ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return RTUI.result; 1811ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar} 1812ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1813df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 18149ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 18152b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1816ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1817f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 181877accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1819ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1820af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 18211eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 18227eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1823b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 18247eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 18257eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 18267eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1827fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1828600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1829fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 18301db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 18311db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 18321db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1833b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1834b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 18355352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1836b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1837b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1838b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1839b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 184090a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 184190a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 184290a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1843b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1844b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1845b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1846b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1847b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1848b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 184942748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1850b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 185142748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1852b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1853b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1854b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1855f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1856b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1857f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 18581a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1859b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1860b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 18615352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 18625352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 18635352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 18645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1865d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1866b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 18675352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 18685352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 18695352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1870f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1871f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 18725352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1873b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1874b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1875b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 187646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 187746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 187846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 187946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 188046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 18811db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 18821db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1883bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 188446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 188546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 188646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 188746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 188846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 188946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 189046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 189146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 189246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 189346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 189446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1895bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1896bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 18971db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 18981db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 18991db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 19001db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 19011db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 19021db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 19031db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 19041db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1905e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 190646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1907e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1908e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 19091db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1910f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 19115352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 19121db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 19131db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 19141db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 19151db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1916bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 19175352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 19181db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 19191db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 19201db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1921b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1922b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 19231db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1924fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1925fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1926fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1927fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 192874844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 192998258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 193074844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1931f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 193288145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 193374844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 193488145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 193588145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 193688145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 193798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 193898258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1939f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 194088145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 194188145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1942ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1943f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1944b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1945b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1946b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1947f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1948b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1949f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1950b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1951b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1952b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1953b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1954f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1955fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1956fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1957fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1958fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1959fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1960fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1961fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1962fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1963fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1964fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1965fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1966fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1967fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1968f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1969fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1970fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1971fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1972fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1973fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1974fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1975f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1976fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1977fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1978ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1979c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1980c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1981c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1982c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1983c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1984c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1985c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1986c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1987c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1988c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1989c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1990c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1991fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1992f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1993f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1994b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1995b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1996b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1997b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1998eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, 1999eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CXXUnit->getMaxPCHLevel()); 2000b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 2001b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 2002b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 200378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 200478205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 200578205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 2006ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2007f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 200878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 2009ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 2010f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 201178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 201278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 201378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 201478205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 2015ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 2016f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 201750aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 201850aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 201950aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 202050aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 202150aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 202278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 2023f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 20249ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 20257eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 2026b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 20277eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 2028f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 2029f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 2030acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 20312e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 2032ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 2033acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 2034acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 20351adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 2036ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 2037acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 2038acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 203978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 2040f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 2041ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 2042acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 20433064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 20443064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXBaseSpecifier *B = getCursorCXXBaseSpecifier(C); 20453064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return createCXString(B->getType().getAsString()); 20463064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 20477d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 20487d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 20497d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 20507d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2051ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 2052ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 20537d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 20540b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: { 20550b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor TemplateDecl *Template = getCursorTemplateRef(C).first; 20560b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor assert(Template && "Missing type decl"); 20570b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 20580b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return createCXString(Template->getNameAsString()); 20590b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor } 20607d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2061acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 2062ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 2063f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 2064f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 206597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 206697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 206797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 206897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 206978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 2070ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 207197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 207297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 20734ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 20744ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 20754ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 20764ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 2077572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 2078572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 2079572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 2080572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 208160cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 208260cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 2083e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 2084ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2085f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 2086f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 2087e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 208889922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 2089e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 2090e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 2091e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 2092e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 2093e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 2094e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 2095e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 2096e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 2097e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 2098e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 2099e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 2100e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 2101e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 2102e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 2103e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 2104e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 2105e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 2106e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 2107e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 2108e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 2109e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 2110e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 2111e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 2112e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 2113e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 2114e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 2115e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 2116e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 2117e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 2118e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 2119e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 2120e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 2121e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 2122e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 2123e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 2124e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 2125e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 2126e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 21278bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 21288bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 2129e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 2130e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 2131e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 2132e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 2133e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 2134e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 2135e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 2136e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 2137e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 2138e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 21390b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: 21400b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return createCXString("TemplateRef"); 2141e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 2142e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 21431ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 21441ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 2145e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 2146e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 2147e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 2148e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 2149e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 2150e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 2151e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 2152e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 2153e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 2154e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 2155e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 2156e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 2157292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 2158292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 2159e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 2160e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 2161e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 2162e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 2163e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 2164e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 2165e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 2166e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 2167e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 2168e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 21699f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 21709f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 2171857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 2172857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 21739f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 21749f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 2175572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 2176572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 21774807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 21784807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 21798f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 21808f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 2181a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 2182a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 21833064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: 21843064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return createCXString("C++ base class specifier"); 218501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case CXCursor_Constructor: 218601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return createCXString("CXXConstructor"); 218701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case CXCursor_Destructor: 218801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return createCXString("CXXDestructor"); 218901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case CXCursor_ConversionFunction: 219001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return createCXString("CXXConversion"); 2191fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_TemplateTypeParameter: 2192fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("TemplateTypeParameter"); 2193fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_NonTypeTemplateParameter: 2194fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("NonTypeTemplateParameter"); 2195fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_TemplateTemplateParameter: 2196fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("TemplateTemplateParameter"); 2197fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_FunctionTemplate: 2198fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("FunctionTemplate"); 219939d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor case CXCursor_ClassTemplate: 220039d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor return createCXString("ClassTemplate"); 220174dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor case CXCursor_ClassTemplatePartialSpecialization: 220274dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return createCXString("ClassTemplatePartialSpecialization"); 220389922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 2204e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 2205deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 2206e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 2207600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 220889922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 2209e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 2210e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 221133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 221233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 221333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 221433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 221533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 2216e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 2217b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 2218b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 2219f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 2220e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 2221b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2222bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2223bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 2224a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // Translate the given source location to make it point at the beginning of 2225a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // the token under the cursor. 2226a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 2227a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 2228a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // Guard against an invalid SourceLocation, or we may assert in one 2229a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // of the following calls. 2230a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek if (SLoc.isInvalid()) 2231a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek return clang_getNullCursor(); 2232a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 2233a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), 2234a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor CXXUnit->getASTContext().getLangOptions()); 2235a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 223633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 223733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 223833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 223933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 224033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 224133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 2242e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 2243a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Decl::MaxPCHLevel, SourceLocation(SLoc)); 224433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 224577128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 2246e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 224777128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 224877128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 2249738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 22505bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 2251738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 2252738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 2253738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 2254283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 2255738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 22560d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 22579ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 225877128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 225977128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 226077128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 22619ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 226289922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 226389922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 22642d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 22659ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 2266f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 2267f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 2268f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 226997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 227097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 227197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 227297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 227397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 227497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 227597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 227697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 22777eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 22787eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 22797eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 22807eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 22819f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 22829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 22839f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 22849f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2285ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 2286ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 2287ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 2288ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 2289ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 2290ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 2291ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 2292ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 2293ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 2294ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 2295ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 2296ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 22979ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 22989efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 22999efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 23009efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 230198258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 230298258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 2303f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 2304f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 2305f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 2306f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 2307a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2308f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 2309f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 2310f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2311f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 2312f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 2313a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2314f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 2315f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 2316f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 2317f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 2318f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 2319a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2320f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 23217d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2322f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 23237d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 2324a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 23257d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 23260b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 23270b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: { 23280b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor std::pair<TemplateDecl *, SourceLocation> P = getCursorTemplateRef(C); 23290b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 23300b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor } 23310b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 23323064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 23333064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek // FIXME: Figure out what location to return for a CXXBaseSpecifier. 23343064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return clang_getNullLocation(); 23353064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 2336f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2337f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 2338f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 2339f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 2340f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 234198258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 234297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 234397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2344f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 234597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 234697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 23479f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 23489f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 23499f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 23509f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 23514807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 23524807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 23534ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 23544ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 23554807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 23564807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 2357572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2358572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 2359572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 2360572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 2361572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 23629f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 23639a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 23645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 236598258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 2366f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 2367f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 2368f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 2369f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 23702ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 237188145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 2372a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 2373a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} // end extern "C" 2374a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2375a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C) { 2376a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 2377a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 2378a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCSuperClassRef: 2379a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCSuperClassRef(C).second; 2380f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2381a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCProtocolRef: 2382a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCProtocolRef(C).second; 2383f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2384a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCClassRef: 2385a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCClassRef(C).second; 23867d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2387a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_TypeRef: 2388a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorTypeRef(C).second; 23890b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 23900b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: 23910b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return getCursorTemplateRef(C).second; 23920b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 23933064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: 23943064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek // FIXME: Figure out what source range to use for a CXBaseSpecifier. 23953064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return SourceRange(); 2396f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2397a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor default: 2398a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 2399a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor llvm_unreachable("Missed a reference kind"); 2400a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 2401a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 240297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 240397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2404a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorExpr(C)->getSourceRange(); 240533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 240633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 2407a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorStmt(C)->getSourceRange(); 2408f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2409a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_PreprocessingDirective) 2410a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorPreprocessingDirective(C); 24114807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 2412a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2413a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 2414572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2415a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 2416a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 24179f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2418a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) 2419a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorDecl(C)->getSourceRange(); 2420a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2421a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return SourceRange(); 2422a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} 2423a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2424a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorextern "C" { 2425a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2426a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 2427a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange R = getRawCursorExtent(C); 2428a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R.isInvalid()) 24295352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2430f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2431a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 2432a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 2433c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2434c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 2435b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2436b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2437f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2438b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2439b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2440c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2441f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 244297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 244397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 244497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2445b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 244697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 244797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 244897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2449bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2450bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2451bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2452bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2453bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2454c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2455c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2456f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2457c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2458c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2459b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2460f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2461f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2462b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2463f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2464f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2465b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 24667d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2467f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 24687d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 24690b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 24700b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: 24710b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return MakeCXCursor(getCursorTemplateRef(C).first, CXXUnit); 24720b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 24733064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 24743064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXBaseSpecifier *B = cxcursor::getCursorCXXBaseSpecifier(C); 24753064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return clang_getTypeDeclaration(cxtype::MakeCXType(B->getType(), 24763064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXUnit)); 24773064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 2478f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2479c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2480c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2481c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2482c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2483c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2484c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2485f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2486c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2487c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2488c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2489b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2490b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2491b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2492f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2493b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2494f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2495b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 249697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2497b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2498b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2499b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2500b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2501bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2502bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2503bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2504b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2505b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2506b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2507b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2508b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2509b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2510f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2511b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2512b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2513b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2514b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2515b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2516b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2517b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2518b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2519b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2520b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2521b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2522b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2523b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2524b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2525b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2526b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 25276206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2528b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2529b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2530b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2531b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2532b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2533b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2534b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2535b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2536b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2537b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2538b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2539b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2540b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2541b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2542b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2543b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2544b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2545b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2546b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2547b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2548b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2549b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2550b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2551b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2552b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2553b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2554b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2555b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2556b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2557952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2558b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2559b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2560b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2561b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2562b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2563b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2564b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2565b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2566b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2567b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2568b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2569b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2570b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2571b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2572b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 257331310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 257431310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 257531310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 257631310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2577b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2578f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2579b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2580b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2581b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2582b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2583b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2584b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2585f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2586b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2587b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2588952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 25890b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return MakeCXCursor(cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2590b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2591b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2592b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2593b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2594b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2595b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2596b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2597f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2598f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2599b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2600b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2601b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2602b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2603b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2604b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2605f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2606b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2607b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2608b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2609b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2610b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2611b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2612b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2613b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2614f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2615b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2616b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2617b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2618b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2619b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2620b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2621b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2622b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2623b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2624b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2625b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2626b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2627b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2628b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2629b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2630b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2631b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2632b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2633b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2634b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2635b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2636b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2637b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2638b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2639b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2640b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2641b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2642b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2643b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2644b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2645b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2646b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2647b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2648b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2649b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2650b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2651b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2652b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2653b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2654b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2655b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2656b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2657b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2658b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2659b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2660f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2661b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2662b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2663b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2664b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2665b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2666b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2667b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2668b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2669b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2670b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2671f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2672b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2673b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2674b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2675b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2676b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2677b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2678f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2679b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2680b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2681b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2682b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2683b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2684b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2685b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2686b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2687b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2688b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2689b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2690b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2691b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2692b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2693b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2694b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2695b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2696b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2697b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2698b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2699b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2700b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2701b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2702b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2703b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2704b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2705b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2706b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2707b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2708b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2709b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2710b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2711b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2712b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2713b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2714b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2715b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2716b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2717b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2718b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 27190d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 27204ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 27214ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 27224ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 27234ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 27244ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 27259ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2726283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2727283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 27284ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 27294ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2730f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27314ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 27324ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 27334ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 27344ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 27354ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 27364ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 27374ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 27384ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2739f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27400a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 27410a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 27420a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 27430a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2744fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2745fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2746fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2747fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2748fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2749fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2750fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2751fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2752fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2753fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2754fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2755f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2756fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2757fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2758fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2759fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2760fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2761fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2762fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2763fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2764fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2765fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2766fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2767fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2768fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2769ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2770ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2771fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2772fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2773fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2774fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2775ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2776fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2777f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2778fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2779fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2780fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2781fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2782f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2783f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2784fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2785fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2786fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2787ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2788f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2789fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2790fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2791fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2792f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2793f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2794f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2795f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2796aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2797fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2798f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2799fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2800f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2801fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2802fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2803fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2804fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2805f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2806fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2807fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2808fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2809fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2810fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2811fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 28125352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 28135352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2814f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2815f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2816fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2817fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2818f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2819fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2820fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2821fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2822fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2823fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2824fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2825f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2826fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2827fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2828fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2829f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2830bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2831bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 283285b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2833fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2834fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2835f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2836fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2837fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2838fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2839fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2840fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2841f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2842fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2843fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2844fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2845f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2846f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2847f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2848f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2849f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 285047a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 285147a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2852aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2853fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2854fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2855f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2856fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2857f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2858fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2859f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2860fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2861fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2862fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2863fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2864fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2865fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2866fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2867f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2868fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2869fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2870f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2871fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2872fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2873fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2874fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2875f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2876fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2877fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2878fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2879fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2880fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2881aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2882fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2883fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2884f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2885f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2886f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2887f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2888aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2889aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2890f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2891fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2892fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2893aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2894aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2895aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2896aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2897aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2898aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2899aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2900aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2901aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2902fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2903fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2904fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2905fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2906fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2907fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2908fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2909fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2910fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2911fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2912f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2913fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2914fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2915f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2916fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2917fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2918fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2919fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 29200045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 29216db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 29226db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 29236db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 29246db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 29256db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 29266db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 29276db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 29286db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 29296db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 29306db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 29316db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 29320045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2933fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2934fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2935fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 29366db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 29376db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 29386db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 293911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 294011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 294111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2942fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2943fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2944fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2945fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2946fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2947fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2948fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2949fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2950fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2951fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2952fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29536db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 295411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2955fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2956fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 295711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2958fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2959fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2960fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2961fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 296211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2963fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 29646db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2965fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 29666db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 29676db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 29680045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2969fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2970fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2971fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2972fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2973fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2974fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 297511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2976fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2977fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2978fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2979fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2980fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2981fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2982fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 298311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2984fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2985fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2986fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2987fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 298811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 298911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 299011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 29916db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 29926db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2993fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2994fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2995fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2996fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 29970045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 29980045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2999fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3000a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange cursorRange = getRawCursorExtent(cursor); 3001a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 3002fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 3003fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 3004a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 3005fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 3006fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3007a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 3008a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 3009a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 301023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 301123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 301223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 301323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 301423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 301523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 301623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 301723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 3018a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 3019a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 3020bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 30216bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 30226bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 3023a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 3024a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 3025a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 3026a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 3027a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 30283f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // If the location of the cursor occurs within a macro instantiation, record 30293f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // the spelling location of the cursor in our annotation map. We can then 30303f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // paper over the token labelings during a post-processing step to try and 30313f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // get cursor mappings for tokens that are the *arguments* of a macro 30323f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // instantiation. 30333f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (L.isMacroID()) { 30343f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek unsigned rawEncoding = SrcMgr.getSpellingLoc(L).getRawEncoding(); 30353f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // Only invalidate the old annotation if it isn't part of a preprocessing 30363f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // directive. Here we assume that the default construction of CXCursor 30373f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // results in CXCursor.kind being an initialized value (i.e., 0). If 30383f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // this isn't the case, we can fix by doing lookup + insertion. 30393f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek 30403f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek CXCursor &oldC = Annotated[rawEncoding]; 30413f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (!clang_isPreprocessing(oldC.kind)) 30423f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek oldC = cursor; 30433f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek } 30443f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek 3045fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 3046fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 3047d8b0a84d586bc0a08695968acf2f169c9d01da69Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit) 3048d8b0a84d586bc0a08695968acf2f169c9d01da69Ted Kremenek ? clang_getNullCursor() : parent; 3049fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3050fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 3051fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 3052fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 3053fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 3054fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 3055fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 3056fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 3057fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 3058fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 3059fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 3060fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 3061fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3062fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 3063fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3064fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3065fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 3066fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 3067fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 3068fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 3069fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3070fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 3071fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 3072fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 3073fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 3074fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 3075fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 3076fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 3077fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 3078fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 3079fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 3080fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 3081fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 3082fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 3083fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3084fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 3085fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3086fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 30876db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 3088fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 3089fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 3090fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3091fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 3092fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 3093fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 3094fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 3095fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 3096fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 3097fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3098fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 3099fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 3100fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 3101fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 3102fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3103fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 3104fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 3105fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 3106fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 3107fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3108fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 3109fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 31100045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 31110045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 31126db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 31136db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 31146db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 31156db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 31166db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 31176db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 31186db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 31196db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 3120fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 3121fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 3122fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 3123fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3124fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 31250045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 3126fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 31270045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 3128fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 3129fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 3130fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 3131fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 3132fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 31330045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 3134fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3135fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3136bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 3137fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 31380396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 31390045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 3140fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 3141fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 3142a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor RegionOfInterest.setEnd(cxloc::translateSourceLocation( 3143a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor clang_getTokenLocation(TU, 3144a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Tokens[NumTokens - 1]))); 3145fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 31460396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 31470396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 31480045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 3149fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3150fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 31510396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 31529f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 31539f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 31549f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 31559f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 31569f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 3157fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 31589f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 31590396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 31600396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 31610396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 31620396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 31639f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 31649f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 3165fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 31664ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 31679f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 3168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3169fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 31709f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 31714807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 31729f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 31739f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 3174fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 31759f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 31769f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 31779f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 31789f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 31799f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 31809f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 31819f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 31829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 31839f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 31849f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 31859f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 31869f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 3187fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 31889f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 3189fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 31909f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 31919f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 3192fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 3193fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 31946db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 31959f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 31969f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 31979f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 3198fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 31999f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 32009f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 3201fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 32029f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 32039f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 3204fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 32054807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 32069f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 32079f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 32084ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 3209fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 32100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 3211fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 3212fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 3213fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 3214fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 3215fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 3216fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 3217fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 3218fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 321916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 322016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 322116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 322216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 322316b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 32240396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 32250396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 32260396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 322716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 322816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 322916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 323016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 323116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 323216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 323316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 323416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 323516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 323616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 323716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 323816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 323916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 324016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 324145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 324245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 324345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 324445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 324545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 324645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 324745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 324845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 324945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 325045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 325145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 325245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 325345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 325445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 325545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 325645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 325745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 325845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 325945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 326045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 326145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 326245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 326345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 326445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 326545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 326645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 326745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 326845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 326945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 327045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 327145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 327245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 327345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 327445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 327545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 327645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 327745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 327845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 327945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 328045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 328145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 328245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 328345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 328445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 328545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 328645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 328745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 328845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 328945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 329045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 329145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 329245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 329358ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 329458ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregorenum CXAvailabilityKind clang_getCursorAvailability(CXCursor cursor) { 329558ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (clang_isDeclaration(cursor.kind)) 329658ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (Decl *D = cxcursor::getCursorDecl(cursor)) { 329758ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (D->hasAttr<UnavailableAttr>() || 329858ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor (isa<FunctionDecl>(D) && cast<FunctionDecl>(D)->isDeleted())) 329958ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Available; 330058ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 330158ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (D->hasAttr<DeprecatedAttr>()) 330258ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Deprecated; 330358ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor } 330458ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 330558ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Available; 330658ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor} 330758ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 330845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 330945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 331045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 331145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 331245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 331345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 331445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 331545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 33169ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 33179ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 33189ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 33199ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 33209ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 33219ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 33229ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 33239ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 33249ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 33259ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 33269ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 332740b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 3328b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 33299ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 33309ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 333145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 333295f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek// Attribute introspection. 333395f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek//===----------------------------------------------------------------------===// 333495f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 333595f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenekextern "C" { 333695f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted KremenekCXType clang_getIBOutletCollectionType(CXCursor C) { 333795f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek if (C.kind != CXCursor_IBOutletCollectionAttr) 333895f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek return cxtype::MakeCXType(QualType(), cxcursor::getCursorASTUnit(C)); 333995f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 334095f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek IBOutletCollectionAttr *A = 334195f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek cast<IBOutletCollectionAttr>(cxcursor::getCursorAttr(C)); 334295f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 334395f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek return cxtype::MakeCXType(A->getInterface(), cxcursor::getCursorASTUnit(C)); 334495f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek} 334595f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek} // end: extern "C" 334695f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 334795f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek//===----------------------------------------------------------------------===// 3348fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 3349fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 3350fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 3351fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 3352fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 3353fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 3354fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 33554ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 3356fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 3357fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 3358fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 3359fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 336004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3361fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 336204bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3363ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 3364ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 3365ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 3366ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 3367ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 3368ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 3369ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 3370ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 3371ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 3372ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 3373ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 3374ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 3375ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 3376ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 3377ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 3378ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 3379ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 3380ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 3381ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 3382ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 3383ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 3384ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 3385ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 3386ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 3387ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 3388ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 3389ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 3390ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 3391ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 339204bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 339304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 339404bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 3395f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 339604bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 339704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3398a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 3399ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 340004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 340104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 340204bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 3403