CIndex.cpp revision 3064ef9e604d19a0cfd0d8e3ed3055bfd83f88fd
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); 2934540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 29479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2954540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 29679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 29779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 29879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 2994540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 30079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 30179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 30223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 30379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 3044540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 30579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 3061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 3071ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: ObjCPropertyDecl requires TypeSourceInfo, getter/setter locations, 3081ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // etc. 30979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 31079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 31179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 312a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 3138f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 3147d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3157d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 316f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: QualifiedTypeLoc doesn't provide any location information 317f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 3187d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 319f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 320f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 321f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: TemplateTypeParmTypeLoc doesn't provide any location information 322f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 323c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 324f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 325f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 326f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 327f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 328f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 329f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 330f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL); 331f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 3322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement for TemplateSpecializationTypeLoc 3332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 3342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 3352332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 3362332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 337f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 338a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 339a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 340a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 341f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor // FIXME: LabelStmt label? 342f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 343f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 3440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 345263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 346263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 3470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek// bool VisitSwitchCase(SwitchCase *S); 348f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 349336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 350648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DeclRefExpr with template arguments, nested-name-specifier 351648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: MemberExpr with template arguments, nested-name-specifier 3526cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor bool VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); 3531ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 354336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3551ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 356c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 35781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3588ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3591ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 360648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: AddrLabelExpr (once we have cursors for labels) 361648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitTypesCompatibleExpr(TypesCompatibleExpr *E); 362648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitVAArgExpr(VAArgExpr *E); 363648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: InitListExpr (for the designators) 364648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DesignatedInitExpr 365b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 366f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 367b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3680d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 369a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C); 370a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 37133e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 37233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 37333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 37433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 375b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 376b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 377b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 37833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 37933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 38033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 38133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 38233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 383b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 384b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 38533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 386b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 387b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 388f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 389b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 390b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 391b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 392b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 393b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 394b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 395b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 396b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 397b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3980d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 39933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 40033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 40133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 402a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 403f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 40433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 40533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 406f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 407b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 408b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 409b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 4100d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 411b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 412b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4132e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 414b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 415b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 416b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4170d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 418fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 419b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4200d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 427788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 428788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 429788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 430788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 431788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 432788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 433788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 451788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 452788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 453788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 454788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 455788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 456788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 457788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 458788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 459788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 460788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 461788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 462788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 463b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 464b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 465b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 466b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 467f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 468a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 469a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 470a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 471a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 472f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 473f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 474b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 476f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 477b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 478b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 479b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 480539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 481b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 482f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 483a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 484a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 485a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 486a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 487f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 488b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 489b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 49033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 49133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 492eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), 493eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TLEnd = CXXUnit->top_level_end(); 494eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TL != TLEnd; ++TL) { 495eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor if (Visit(MakeCXCursor(*TL, CXXUnit), true)) 4967b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4977b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4980396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4990396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 5000396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5013178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 5020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 5038de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 5040396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 5050396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 506788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 507788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 5080396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 5090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 5100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 511788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5120396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5130396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5140396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5150396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5160396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5170396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5180396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5190396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5200396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5210396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5220396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5237b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 524b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 525f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 526b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 527b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 528dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 529dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5301ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 531fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 532fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5331ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 534664cffd330611d78fc0286f539589920a37ca328Ted Kremenek if (Stmt *Body = B->getBody()) 535664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return Visit(MakeCXCursor(Body, StmtParent, TU)); 536664cffd330611d78fc0286f539589920a37ca328Ted Kremenek 537664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return false; 5381ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5391ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 540b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 541b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 542b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 54309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 54423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 54523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 54623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 54723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 54823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 549d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 55033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 551a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 552d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 55333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 554d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 555d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 55633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 55733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 55833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 559f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 56033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 56133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 56233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 563f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 56433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 56533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 56633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 567f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 56833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 569f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 570d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 571b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 572b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 573f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 574b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 575dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 576dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5831ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 585f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5861ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5871ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5881ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5891ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5901ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5911ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5921ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5931ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 5941ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 5951ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 5961ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5971ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5981ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5997d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 6007d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 6017d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6027d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 6037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 6047d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 6057d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 6067d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 607b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 608f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (VisitDeclaratorDecl(ND)) 609f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 610f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 611a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 612a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 613a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 614f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 615b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 616b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 617dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6181ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 621f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6221ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 624f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 631f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 634f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 6394bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 6404bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6414bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 6424bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 643f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 6441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 6451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 6461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 6471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 6481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 649f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 6511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 6521ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 653f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 657a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 658a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 659a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 660a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 661b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 662b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 663b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 664b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 665f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 66678db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 66778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 66878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 669b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 670b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 671f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 672a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 673dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 674dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 6761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 6771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 6781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 6791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 6801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 681f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 6831ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 68523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 686fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 687fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 688fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 68923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 69023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 69123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 69223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 69323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 69423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 69723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 69823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 70123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 70223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 70323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 70523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 70623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 70823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 70923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 71023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 71123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 71223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 71323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 71423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 71523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 71623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 71723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 71823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 71923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 72023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 72123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 722b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 723dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 724b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 725b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 726f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 727b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 728b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 729f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 73078db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 73178db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 73278db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 733b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 734b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 735f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 736a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 737dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 738dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 7411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 744ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 745ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 746ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 747ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 748f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 7501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7521ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 7551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 758f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 7591ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 760a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 7611ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 762f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7631ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 764dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 765dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 7671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 7681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 7691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 7701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 771b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 772b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 773f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 774f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 775dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 776dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 7781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 7791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 7801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 781f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 783dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 7845e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 7858f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 7868f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 7878f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 7888f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 789a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 790a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 791a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 792a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 793f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 794f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 795f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 796f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 797f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 798f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 799f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 8006b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 801f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 8026b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 8036b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 804f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 805f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 8066b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 8076b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 8086b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 8096b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 8106b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 811f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 8126b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 8136b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 8146b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 815f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 816f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 817c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 8186b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 8196b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 8206b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 8216b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 822f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 823f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 8246b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 825f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8266b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8276b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 828f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8296b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 830f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 831f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 832f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8336b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8346b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 8356b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 8366b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 8376b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 838f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 839f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 840f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 841f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 842f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 843f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 844f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 845f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 846f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 847f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 848f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 849f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 850f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 851f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 8527d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 8537d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 8547d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 8557d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 856f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 857f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 858f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 859f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 860f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 861f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 862f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 863f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 864f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 865f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 866f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 867f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 868c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 869c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 870c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 871c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 872c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 873c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 874c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 875f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 876f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 877f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 878f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 879f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 880f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 881f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 882f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 883f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 884f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 885c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 886f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 887f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 888f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 889f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 890f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 891f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 892f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 893f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 894f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 895f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 896f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 897f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 898f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 899f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 900f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 901f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 902f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 903f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 904f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 905f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 906f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 907f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 908f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 909f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getResultLoc())) 910f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 911f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 912f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 9135dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 9145dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 9155dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 916f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 917f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 918f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 919f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 920f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 921f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 922f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 923f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 924f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 925f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 926f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 927f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 928f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 929f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 9302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 9312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 9322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 9352332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 9362332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 9372332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9382332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 9392332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9402332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 941a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 942a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 943a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 9440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 9450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 9460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 947a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 948f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 949a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 950a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 951a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 9520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 9530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 9540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 9560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 9570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 9590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 9600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 9610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 9620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 9630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 9640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 9650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 9670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 9680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 9700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 9710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 9730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 9740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 9750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 9770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 9780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 9790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 9800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 9810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 9820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9850f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 9860f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 9870f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 9880f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 9890f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 9900f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 9910f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 9920f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9930f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9940f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9950f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9960f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 9970f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 998a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 999a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 1000a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 1001263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 1002a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 1003a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 1004f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1005a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 1006a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 1007a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 1008f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 1009f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1010f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1011f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1012f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1013f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1014263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1015263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1016f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1017f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1018f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1019f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1020f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1021f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1022f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1023f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1024f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1025f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1026f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1027f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1028f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1029f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1030263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1031f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1032263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1033263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1034f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1035263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1036263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1037f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1038263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1039263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1040263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1041263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1042f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1043f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1044263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1045263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1046263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1047263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1048263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1049263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1050263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1051263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1052263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1053263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1054263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1055263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1056263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1057263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1058f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1059f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1060263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1061263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1062263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1063263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1064f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1065f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1066f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1067f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1068f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1069f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 10706cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregorbool CursorVisitor::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 10716cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(0), StmtParent, TU))) 10726cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10736cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10746cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getCallee(), StmtParent, TU))) 10756cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10766cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10776cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor for (unsigned I = 1, N = E->getNumArgs(); I != N; ++I) 10786cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(I), StmtParent, TU))) 10796cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10806cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10816cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return false; 10826cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor} 10836cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10843064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenekbool CursorVisitor::VisitCXXRecordDecl(CXXRecordDecl *D) { 10853064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek if (D->isDefinition()) { 10863064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek for (CXXRecordDecl::base_class_iterator I = D->bases_begin(), 10873064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek E = D->bases_end(); I != E; ++I) { 10883064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek if (Visit(cxcursor::MakeCursorCXXBaseSpecifier(I, TU))) 10893064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return true; 10903064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 10913064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 10923064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 10933064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return VisitTagDecl(D); 10943064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek} 10953064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 10963064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 10971ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 10981ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 10991ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 11001ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 11018ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 11028ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 11038ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 11048ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 11058ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 11068ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 11078ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 11088ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1109336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1110336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1111336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1112336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1113f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1114336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1115336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1116f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1117336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1118336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1119336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1120336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1121336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1122336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1123336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1124f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1125336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1126336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1127336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1128336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1129336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1130336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1131336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1132f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1133336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1134336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1135336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1136648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { 1137648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(E->getArgTInfo1()->getTypeLoc()) || 1138648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor Visit(E->getArgTInfo2()->getTypeLoc()); 1139648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1140648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1141648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitVAArgExpr(VAArgExpr *E) { 1142648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor if (Visit(E->getWrittenTypeInfo()->getTypeLoc())) 1143648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return true; 1144648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1145648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(MakeCXCursor(E->getSubExpr(), StmtParent, TU)); 1146648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1147648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1148c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 114904badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 115004badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 115104badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1152c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1153c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1154c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1155c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 115681d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 115781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 115881d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 115981d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 116081d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 116109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 1162cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = D->attr_begin(), e = D->attr_end(); 1163cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt i != e; ++i) 1164cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt if (Visit(MakeCXCursor(*i, D, TU))) 116509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 116609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 116709dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 116809dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 116909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 11705e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 11710a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 11720a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1173c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // We use crash recovery to make some of our APIs more reliable, implicitly 1174c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // enable it. 1175c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar llvm::CrashRecoveryContext::Enable(); 1176c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar 1177a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1178e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1179e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 11800a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 11810a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1182e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1183600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1184600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11859ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 11862b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 11872b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 11887a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor if (getenv("LIBCLANG_TIMING")) 11897a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor llvm::TimerGroup::printAll(llvm::errs()); 11902bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 11912bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 11928506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 11932b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 11942b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11952b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 11962b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 11978506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 11988506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11999ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1200a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 12012b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 12022b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1203f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12047d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 12050d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 120628019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 12073c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl return ASTUnit::LoadFromASTFile(ast_filename, Diags, 1208a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1209a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1210600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1211600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1212b1c031be513705d924038f497279b9b599868ba1Douglas Gregorunsigned clang_defaultEditingTranslationUnitOptions() { 1213b1c031be513705d924038f497279b9b599868ba1Douglas Gregor return CXTranslationUnit_PrecompiledPreamble; 1214b1c031be513705d924038f497279b9b599868ba1Douglas Gregor} 1215b1c031be513705d924038f497279b9b599868ba1Douglas Gregor 12169ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 12179ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 12189ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 12199ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 12204db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 12214db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1222a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 12235a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 12245a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 12255a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 12265a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 12275a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 122819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 122919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbarstruct ParseTranslationUnitInfo { 123019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx; 123119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename; 123219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args; 123319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args; 123419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files; 123519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files; 123619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options; 123719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXTranslationUnit result; 123819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar}; 1239b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_parseTranslationUnit_Impl(void *UserData) { 124019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo *PTUI = 124119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar static_cast<ParseTranslationUnitInfo*>(UserData); 124219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx = PTUI->CIdx; 124319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename = PTUI->source_filename; 124419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args = PTUI->command_line_args; 124519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args = PTUI->num_command_line_args; 124619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files = PTUI->unsaved_files; 124719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files = PTUI->num_unsaved_files; 124819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options = PTUI->options; 124919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = 0; 12505a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 12512b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 125219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 1253f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1254e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1255e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 125644c181aec37789f25f6c15543c164416f72e562aDouglas Gregor bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; 1257df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor bool CompleteTranslationUnit 1258df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor = ((options & CXTranslationUnit_Incomplete) == 0); 125987c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor bool CacheCodeCompetionResults 126087c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor = options & CXTranslationUnit_CacheCompletionResults; 126187c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor 12625352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 12635352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 126428019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 126528019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1266f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12674db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 12684db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1269a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1270f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1271a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 12724db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 12734db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 12744db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1275f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12768506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 12778506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 12788506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 12798506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 12808506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 12818506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 12828506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 12838506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 128452ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 128552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 128652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 128752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 128852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 128952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 129052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1291a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 129252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 12938506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 12948506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 12955a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 129644c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 12975a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 12985a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-Xclang"); 12995a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 13005a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor } 130144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 13025352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1303f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 130429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 130529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 13068a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1307f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1308942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1309942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 13103687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1311869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1312942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 13134db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1314a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 131544c181aec37789f25f6c15543c164416f72e562aDouglas Gregor /*CaptureDiagnostics=*/true, 1316df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor PrecompilePreamble, 131787c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor CompleteTranslationUnit, 131887c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor CacheCodeCompetionResults)); 1319f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13200a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 132134f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 132234f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1323405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1324405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 13250a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 13260a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1327274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1328274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1329274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1330274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 13310a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1332274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1333274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1334274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1335274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1336274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 133783c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 13380a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 13390a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1340942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 134119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = Unit.take(); 134219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 13438506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 13448506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1345139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 134674cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 13470d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1348139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1349139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 13505e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 13510d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1352139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 135374cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 13540d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1355139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1356139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1357139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 13580d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 13590d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1360139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 136137b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1362139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1363c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1364c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 136552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 136652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 136752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 136852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 136952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 137052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 137152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1372a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1373139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 13744db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 13754db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 13764db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 13774db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 137819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 1379f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13804db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 13814db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 13824db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 13834db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1384f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1385139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1386139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1387139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1388139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1389139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1390139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1391139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1392139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1393139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1394139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1395139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1396139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1397139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1398139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1399139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1400e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 14010d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1402d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1403c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1404c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1405c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1406d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1407d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1408d93256e55673a17d18543397ec462416acb13792Douglas Gregor 140944c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 141044c181aec37789f25f6c15543c164416f72e562aDouglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 141144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-Xclang"); 141244c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-detailed-preprocessing-record"); 141344c181aec37789f25f6c15543c164416f72e562aDouglas Gregor } 141444c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 1415139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 141674cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 141774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1418feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1419feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1420feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1421379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1422d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1423d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1424379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1425936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1426379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 14270d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1428936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1429936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1430379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1431936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1432936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1433779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1434936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1435779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1436f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 143732141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1438379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 14390829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 14403c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl ASTUnit *ATU = ASTUnit::LoadFromASTFile(astTmpFile, Diags, 14414db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 14424db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1443a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1444a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1445a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1446a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1447a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1448a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1449a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1450405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 14510a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 14520a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 14530a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 14540a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1455f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1456f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 14570a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 14580a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 14590a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 14600a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 14610a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 14620a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 14630a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 14640a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 14650a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 14660a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1467274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1468274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1469274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1470274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 14710a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1472274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1473274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1474274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1475274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1476274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1477274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1478274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1479a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1480d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1481313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1482313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1483313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1484313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 14853c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl ATU->addTemporaryFile(llvm::sys::Path(ATU->getASTFileName())); 1486313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1487313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1488313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1489313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1490313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1491313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1492313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1493313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 149419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = ATU; 149519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar} 149619ffd492a31a25fb691098bf79f317e5f3edf177Daniel DunbarCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 149719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename, 149819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args, 149919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args, 150019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files, 150119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files, 150219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options) { 150319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo PTUI = { CIdx, source_filename, command_line_args, 150419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar num_command_line_args, unsaved_files, num_unsaved_files, 150519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar options, 0 }; 150619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar llvm::CrashRecoveryContext CRC; 150719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 150819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar if (!CRC.RunSafely(clang_parseTranslationUnit_Impl, &PTUI)) { 150960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "libclang: crash detected during parsing: {\n"); 151060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'source_filename' : '%s'\n", source_filename); 151160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'command_line_args' : ["); 151260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (int i = 0; i != num_command_line_args; ++i) { 151360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 151460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 151560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "'%s'", command_line_args[i]); 151660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 151760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 151860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'unsaved_files' : ["); 151960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (unsigned i = 0; i != num_unsaved_files; ++i) { 152060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 152160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 152260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "('%s', '...', %ld)", unsaved_files[i].Filename, 152360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar unsaved_files[i].Length); 152460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 152560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 152660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'options' : %d,\n", options); 152760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "}\n"); 152860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar 152919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return 0; 153019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar } 153119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 153219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return PTUI.result; 15335b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 15345b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 15351999844e7a18786e61e619e1dc6c789827541863Douglas Gregorunsigned clang_defaultSaveOptions(CXTranslationUnit TU) { 15361999844e7a18786e61e619e1dc6c789827541863Douglas Gregor return CXSaveTranslationUnit_None; 15371999844e7a18786e61e619e1dc6c789827541863Douglas Gregor} 15381999844e7a18786e61e619e1dc6c789827541863Douglas Gregor 15391999844e7a18786e61e619e1dc6c789827541863Douglas Gregorint clang_saveTranslationUnit(CXTranslationUnit TU, const char *FileName, 15401999844e7a18786e61e619e1dc6c789827541863Douglas Gregor unsigned options) { 15417ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor if (!TU) 15427ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return 1; 15437ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor 15447ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return static_cast<ASTUnit *>(TU)->Save(FileName); 15457ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor} 154619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 15479ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 1548ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (CTUnit) { 1549ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // If the translation unit has been marked as unsafe to free, just discard 1550ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // it. 1551ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (static_cast<ASTUnit *>(CTUnit)->isUnsafeToFree()) 1552ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 1553ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 15542b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 1555ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 15562bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 15570d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1558e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregorunsigned clang_defaultReparseOptions(CXTranslationUnit TU) { 1559e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor return CXReparse_None; 1560e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor} 1561e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor 1562ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarstruct ReparseTranslationUnitInfo { 1563ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU; 1564ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files; 1565ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files; 1566ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options; 1567ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar int result; 1568ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar}; 1569b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_reparseTranslationUnit_Impl(void *UserData) { 1570ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo *RTUI = 1571ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ReparseTranslationUnitInfo*>(UserData); 1572ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU = RTUI->TU; 1573ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files = RTUI->num_unsaved_files; 1574ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files = RTUI->unsaved_files; 1575ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options = RTUI->options; 1576ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar (void) options; 1577ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RTUI->result = 1; 1578ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1579abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1580ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 1581abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1582abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1583abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1584abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1585abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 15861abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1587abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1588abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1589abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1590abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1591ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (!static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1592ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RemappedFiles.size())) 1593ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RTUI->result = 0; 1594abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1595ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarint clang_reparseTranslationUnit(CXTranslationUnit TU, 1596ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files, 1597ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files, 1598ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options) { 1599ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo RTUI = { TU, num_unsaved_files, unsaved_files, 1600ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar options, 0 }; 1601ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar llvm::CrashRecoveryContext CRC; 1602ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1603ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (!CRC.RunSafely(clang_reparseTranslationUnit_Impl, &RTUI)) { 1604b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar fprintf(stderr, "libclang: crash detected during reparsing\n"); 1605ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ASTUnit *>(TU)->setUnsafeToFree(true); 1606ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return 1; 1607ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 1608ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1609ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return RTUI.result; 1610ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar} 1611ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1612df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 16139ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 16142b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1615ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1616f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 161777accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1618ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1619af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 16201eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 16217eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1622b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 16237eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 16247eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 16257eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1626fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1627600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1628fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 16291db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 16301db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 16311db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1632b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1633b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 16345352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1635b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1636b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1637b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1638b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 163990a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 164090a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 164190a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1642b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1643b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1644b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1645b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1646b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1647b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 164842748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1649b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 165042748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1651b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1652b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1653b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1654f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1655b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1656f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 16571a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1658b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1659b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 16605352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 16615352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 16625352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 16635352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1664d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1665b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 16665352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 16675352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 16685352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1669f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1670f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 16715352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1672b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1673b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1674b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 167546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 167646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 167746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 167846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 167946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 16801db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 16811db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1682bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 168346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 168446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 168546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 168646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 168746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 168846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 168946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 169046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 169146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 169246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 169346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1694bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1695bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 16961db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 16971db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 16981db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 16991db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 17001db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 17011db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 17021db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 17031db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1704e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 170546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1706e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1707e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 17081db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1709f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 17105352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 17111db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 17121db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 17131db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 17141db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1715bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 17165352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 17171db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 17181db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 17191db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1720b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1721b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 17221db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1723fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1724fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1725fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1726fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 172774844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 172898258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 172974844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1730f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 173188145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 173274844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 173388145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 173488145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 173588145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 173698258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 173798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1738f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 173988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 174088145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1741ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1742f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1743b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1744b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1745b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1746f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1747b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1748f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1749b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1750b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1751b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1752b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1753f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1754fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1755fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1756fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1757fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1758fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1759fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1760fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1761fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1762fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1763fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1764fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1765fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1766fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1767f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1768fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1769fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1770fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1771fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1772fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1773fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1774f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1775fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1776fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1777ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1778c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1779c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1780c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1781c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1782c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1783c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1784c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1785c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1786c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1787c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1788c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1789c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1790fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1791f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1792f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1793b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1794b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1795b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1796b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1797eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, 1798eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CXXUnit->getMaxPCHLevel()); 1799b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 1800b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 1801b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 180278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 180378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 180478205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 1805ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1806f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 180778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 1808ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 1809f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 181078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 181178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 181278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 181378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 1814ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 1815f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 181650aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 181750aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 181850aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 181950aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 182050aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 182178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 1822f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 18239ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 18247eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 1825b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 18267eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1827f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 1828f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 1829acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 18302e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 1831ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 1832acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1833acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 18341adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 1835ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 1836acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1837acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 183878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 1839f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 1840ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 1841acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 18423064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 18433064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXBaseSpecifier *B = getCursorCXXBaseSpecifier(C); 18443064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return createCXString(B->getType().getAsString()); 18453064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 18467d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 18477d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 18487d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 18497d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1850ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 1851ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 18527d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 18537d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1854acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 1855ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 1856f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 1857f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 185897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 185997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 186097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 186197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 186278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 1863ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 186497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 186597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 18664ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 18674ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 18684ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 18694ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 1870572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1871572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 1872572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 1873572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 187460cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 187560cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 1876e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1877ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1878f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1879f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 1880e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 188189922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 1882e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 1883e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 1884e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 1885e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 1886e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 1887e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 1888e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 1889e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 1890e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 1891e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 1892e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 1893e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 1894e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 1895e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 1896e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 1897e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 1898e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 1899e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 1900e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 1901e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 1902e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 1903e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 1904e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 1905e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 1906e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 1907e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 1908e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 1909e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 1910e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 1911e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 1912e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 1913e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 1914e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 1915e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 1916e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 1917e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 1918e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 1919e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 19208bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 19218bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 1922e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 1923e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 1924e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 1925e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 1926e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 1927e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 1928e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 1929e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 1930e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 1931e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 1932e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 1933e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 19341ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 19351ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 1936e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 1937e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 1938e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 1939e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 1940e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 1941e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 1942e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 1943e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 1944e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 1945e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 1946e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 1947e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 1948292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 1949292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 1950e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 1951e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 1952e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 1953e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 1954e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 1955e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 1956e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 1957e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 1958e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 1959e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 19609f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 19619f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 1962857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 1963857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 19649f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 19659f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 1966572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 1967572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 19684807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 19694807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 19708f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 19718f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 1972a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 1973a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 19743064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: 19753064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return createCXString("C++ base class specifier"); 197689922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 1977e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1978deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 1979e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 1980600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 198189922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 1982e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 1983e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 198433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 198533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 198633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 198733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 198833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 1989e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1990b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 1991b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 1992f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 1993e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1994b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 1995bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 1996bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 1997a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // Translate the given source location to make it point at the beginning of 1998a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // the token under the cursor. 1999a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 2000a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 2001a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // Guard against an invalid SourceLocation, or we may assert in one 2002a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // of the following calls. 2003a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek if (SLoc.isInvalid()) 2004a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek return clang_getNullCursor(); 2005a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 2006a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), 2007a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor CXXUnit->getASTContext().getLangOptions()); 2008a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 200933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 201033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 201133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 201233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 201333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 201433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 2015e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 2016a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Decl::MaxPCHLevel, SourceLocation(SLoc)); 201733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 201877128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 2019e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 202077128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 202177128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 2022738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 20235bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 2024738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 2025738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 2026738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 2027283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 2028738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 20290d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 20309ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 203177128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 203277128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 203377128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 20349ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 203589922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 203689922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 20372d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 20389ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 2039f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 2040f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 2041f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 204297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 204397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 204497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 204597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 204697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 204797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 204897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 204997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 20507eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 20517eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 20527eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 20537eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 20549f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 20559f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 20569f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 20579f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2058ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 2059ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 2060ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 2061ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 2062ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 2063ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 2064ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 2065ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 2066ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 2067ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 2068ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 2069ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 20709ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 20719efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 20729efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 20739efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 207498258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 207598258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 2076f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 2077f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 2078f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 2079f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 2080a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2081f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 2082f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 2083f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2084f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 2085f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 2086a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2087f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 2088f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 2089f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 2090f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 2091f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 2092a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2093f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 20947d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2095f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 20967d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 2097a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 20987d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 20993064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 21003064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 21013064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek // FIXME: Figure out what location to return for a CXXBaseSpecifier. 21023064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return clang_getNullLocation(); 21033064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 2104f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2105f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 2106f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 2107f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 2108f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 210998258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 211097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 211197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2112f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 211397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 211497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 21159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 21169f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 21179f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 21189f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 21194807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 21204807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 21214ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 21224ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 21234807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 21244807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 2125572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2126572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 2127572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 2128572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 2129572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 21309f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 21319a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 21325352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 213398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 2134f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 2135f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 2136f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 2137f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 21382ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 213988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 2140a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 2141a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} // end extern "C" 2142a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2143a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C) { 2144a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 2145a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 2146a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCSuperClassRef: 2147a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCSuperClassRef(C).second; 2148f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2149a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCProtocolRef: 2150a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCProtocolRef(C).second; 2151f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2152a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCClassRef: 2153a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCClassRef(C).second; 21547d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2155a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_TypeRef: 2156a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorTypeRef(C).second; 21573064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 21583064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: 21593064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek // FIXME: Figure out what source range to use for a CXBaseSpecifier. 21603064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return SourceRange(); 2161f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2162a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor default: 2163a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 2164a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor llvm_unreachable("Missed a reference kind"); 2165a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 2166a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 216797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 216897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2169a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorExpr(C)->getSourceRange(); 217033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 217133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 2172a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorStmt(C)->getSourceRange(); 2173f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2174a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_PreprocessingDirective) 2175a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorPreprocessingDirective(C); 21764807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 2177a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2178a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 2179572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2180a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 2181a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 21829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2183a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) 2184a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorDecl(C)->getSourceRange(); 2185a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2186a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return SourceRange(); 2187a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} 2188a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2189a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorextern "C" { 2190a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2191a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 2192a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange R = getRawCursorExtent(C); 2193a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R.isInvalid()) 21945352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2195f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2196a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 2197a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 2198c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2199c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 2200b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2201b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2202f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2203b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2204b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2205c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2206f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 220797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 220897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 220997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2210b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 221197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 221297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 221397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2214bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2215bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2216bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2217bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2218bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2219c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2220c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2221f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2222c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2223c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2224b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2225f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2226f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2227b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2228f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2229f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2230b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 22317d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2232f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 22337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 22343064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 22353064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 22363064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXBaseSpecifier *B = cxcursor::getCursorCXXBaseSpecifier(C); 22373064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return clang_getTypeDeclaration(cxtype::MakeCXType(B->getType(), 22383064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXUnit)); 22393064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 2240f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2241c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2242c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2243c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2244c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2245c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2246c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2247f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2248c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2249c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2250c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2251b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2252b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2253b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2254f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2255b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2256f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2257b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 225897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2259b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2260b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2261b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2262b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2263bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2264bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2265bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2266b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2267b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2268b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2269b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2270b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2271b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2272f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2273b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2274b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2275b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2276b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2277b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2278b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2279b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2280b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2281b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2282b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2283b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2284b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2285b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2286b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2287b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2288b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 22896206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2290b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2291b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2292b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2293b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2294b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2295b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2296b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2297b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2298b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2299b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2300b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2301b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2302b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2303b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2304b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2305b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2306b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2307b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2308b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2309b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2310b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2311b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2312b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2313b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2314b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2315b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2316b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2317b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2318b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2319952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2320b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2321b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2322b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2323b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2324b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2325b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2326b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2327b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2328b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2329b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2330b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2331b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2332b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2333b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2334b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 233531310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 233631310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 233731310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 233831310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2339b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2340f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2341b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2342b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2343b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2344b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2345b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2346b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2347f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2348b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2349b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2350952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 2351b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return MakeCXCursor( 2352f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2353b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2354b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2355b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2356b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2357b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2358b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2359b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2360f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2361f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2362b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2363b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2364b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2365b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2366b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2367b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2368f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2369b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2370b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2371b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2372b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2373b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2374b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2375b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2376b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2377f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2378b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2379b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2380b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2381b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2382b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2383b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2384b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2385b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2386b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2387b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2388b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2389b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2390b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2391b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2392b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2393b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2394b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2395b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2396b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2397b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2398b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2399b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2400b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2401b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2402b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2403b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2404b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2405b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2406b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2407b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2408b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2409b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2410b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2411b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2412b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2413b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2414b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2415b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2416b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2417b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2418b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2419b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2420b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2421b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2422b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2423f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2424b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2425b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2426b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2427b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2428b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2429b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2430b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2431b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2432b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2433b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2434f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2435b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2436b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2437b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2438b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2439b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2440b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2441f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2442b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2443b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2444b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2445b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2446b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2447b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2448b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2449b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2450b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2451b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2452b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2453b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2454b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2455b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2456b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2457b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2458b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2459b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2460b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2461b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2462b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2463b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2464b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2465b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2466b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2467b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2468b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2469b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2470b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2471b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2472b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2473b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2474b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2475b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2476b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2477b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2478b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2479b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2480b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2481b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 24820d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 24834ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 24844ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 24854ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 24864ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 24874ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 24889ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2489283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2490283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 24914ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 24924ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2493f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 24944ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 24954ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 24964ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 24974ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 24984ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 24994ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 25004ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 25014ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2502f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 25030a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 25040a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 25050a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 25060a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2507fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2508fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2509fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2510fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2511fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2512fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2513fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2514fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2515fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2516fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2517fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2518f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2519fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2520fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2521fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2522fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2523fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2524fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2525fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2526fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2527fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2528fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2529fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2530fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2531fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2532ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2533ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2534fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2535fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2536fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2537fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2538ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2539fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2540f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2541fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2542fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2543fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2544fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2545f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2546f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2547fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2548fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2549fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2550ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2551f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2552fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2553fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2554fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2555f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2556f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2557f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2558f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2559aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2560fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2561f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2562fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2563f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2564fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2565fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2566fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2567fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2568f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2569fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2570fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2571fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2572fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2573fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2574fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 25755352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 25765352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2577f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2578f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2579fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2580fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2581f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2582fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2583fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2584fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2585fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2586fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2587fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2588f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2589fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2590fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2591fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2592f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2593bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2594bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 259585b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2596fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2597fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2598f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2599fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2600fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2601fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2602fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2603fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2604f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2605fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2606fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2607fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2608f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2609f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2610f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2611f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2612f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 261347a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 261447a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2615aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2616fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2617fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2618f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2619fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2620f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2621fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2622f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2623fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2624fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2625fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2626fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2627fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2628fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2629fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2630f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2631fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2632fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2633f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2634fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2635fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2636fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2637fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2638f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2639fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2640fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2641fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2642fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2643fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2644aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2645fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2646fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2647f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2648f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2649f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2650f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2651aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2652aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2653f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2654fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2655fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2656aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2657aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2658aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2659aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2660aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2661aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2662aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2663aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2664aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2665fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2666fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2667fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2668fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2669fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2670fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2671fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2672fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2673fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2674fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2675f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2676fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2677fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2678f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2679fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2680fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2681fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2682fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 26830045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 26846db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 26856db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 26866db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 26876db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 26886db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26896db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 26906db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26916db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 26926db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 26936db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 26946db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26950045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2696fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2697fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2698fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 26996db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 27006db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 27016db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 270211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 270311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 270411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2705fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2706fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2707fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2708fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2709fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2710fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2711fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2712fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2713fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2714fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2715fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27166db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 271711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2718fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2719fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 272011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2721fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2722fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2723fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2724fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 272511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2726fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 27276db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2728fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 27296db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 27306db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 27310045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2732fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2733fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2734fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2735fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2736fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2737fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 273811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2739fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2740fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2741fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2742fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2743fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2744fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2745fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 274611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2747fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2748fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2749fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2750fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 275111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 275211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 275311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 27546db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 27556db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2756fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2757fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2758fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2759fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 27600045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 27610045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2762fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2763a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange cursorRange = getRawCursorExtent(cursor); 2764a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2765fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 2766fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2767a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2768fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 2769fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2770a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 2771a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 2772a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 277323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 277423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 277523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 277623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 277723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 277823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 277923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 278023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 2781a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 2782a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 2783bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 27846bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 27856bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 2786a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 2787a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2788a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2789a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2790a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 27913f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // If the location of the cursor occurs within a macro instantiation, record 27923f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // the spelling location of the cursor in our annotation map. We can then 27933f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // paper over the token labelings during a post-processing step to try and 27943f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // get cursor mappings for tokens that are the *arguments* of a macro 27953f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // instantiation. 27963f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (L.isMacroID()) { 27973f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek unsigned rawEncoding = SrcMgr.getSpellingLoc(L).getRawEncoding(); 27983f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // Only invalidate the old annotation if it isn't part of a preprocessing 27993f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // directive. Here we assume that the default construction of CXCursor 28003f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // results in CXCursor.kind being an initialized value (i.e., 0). If 28013f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // this isn't the case, we can fix by doing lookup + insertion. 28023f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek 28033f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek CXCursor &oldC = Annotated[rawEncoding]; 28043f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (!clang_isPreprocessing(oldC.kind)) 28053f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek oldC = cursor; 28063f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek } 28073f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek 2808fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 2809fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 2810d8b0a84d586bc0a08695968acf2f169c9d01da69Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit) 2811d8b0a84d586bc0a08695968acf2f169c9d01da69Ted Kremenek ? clang_getNullCursor() : parent; 2812fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2813fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2814fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2815fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2816fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2817fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2818fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2819fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2820fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2821fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2822fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2823fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2824fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2825fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2826fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2827fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2828fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 2829fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 2830fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 2831fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 2832fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2833fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 2834fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2835fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2836fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2837fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2838fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2839fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 2840fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2841fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2842fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2843fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2844fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2845fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2846fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2847fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2848fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2849fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 28506db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2851fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 2852fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 2853fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2854fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 2855fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 2856fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 2857fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 2858fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 2859fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 2860fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2861fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 2862fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 2863fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2864fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2865fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2866fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 2867fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 2868fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 2869fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2870fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2871fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 2872fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 28730045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 28740045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 28756db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 28766db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 28776db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 28786db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 28796db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 28806db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 28816db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 28826db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2883fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 2884fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 2885fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 2886fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2887fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 28880045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2889fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28900045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2891fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 2892fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 2893fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2894fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 2895fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 28960045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2897fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2898fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2899bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2900fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29010396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 29020045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 2903fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 2904fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 2905a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor RegionOfInterest.setEnd(cxloc::translateSourceLocation( 2906a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor clang_getTokenLocation(TU, 2907a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Tokens[NumTokens - 1]))); 2908fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 29100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 29110045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 2912fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2913fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 29140396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 29159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 29169f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 29179f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 29189f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 29199f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 2920fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29219f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 29220396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 29230396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 29240396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 29250396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 29269f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 29279f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2928fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 29294ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 29309f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 2931fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2932fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 29339f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 29344807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 29359f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 29369f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 2937fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29389f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 29399f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 29409f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 29419f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 29429f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 29439f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 29449f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 29459f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 29469f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 29479f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 29489f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 29499f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 2950fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 29519f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 2952fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29539f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 29549f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 2955fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 2956fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 29576db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 29589f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 29599f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 29609f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2961fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29629f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 29639f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 2964fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29659f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 29669f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2967fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29684807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 29699f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 29709f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 29714ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 2972fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29730396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 2974fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 2975fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 2976fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 2977fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 2978fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2979fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 2980fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2981fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 298216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 298316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 298416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 298516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 298616b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 29870396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 29880396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 29890396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 299016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 299116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 299216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 299316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 299416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 299516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 299616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 299716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 299816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 299916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 300016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 300116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 300216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 300316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 300445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 300545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 300645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 300745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 300845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 300945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 301045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 301145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 301245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 301345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 301445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 301545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 301645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 301745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 301845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 301945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 302045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 302145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 302245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 302345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 302445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 302545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 302645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 302745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 302845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 302945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 303045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 303145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 303245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 303345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 303445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 303545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 303645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 303745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 303845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 303945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 304045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 304145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 304245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 304345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 304445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 304545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 304645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 304745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 304845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 304945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 305045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 305145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 305245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 305345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 305445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 305545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 305658ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 305758ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregorenum CXAvailabilityKind clang_getCursorAvailability(CXCursor cursor) { 305858ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (clang_isDeclaration(cursor.kind)) 305958ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (Decl *D = cxcursor::getCursorDecl(cursor)) { 306058ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (D->hasAttr<UnavailableAttr>() || 306158ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor (isa<FunctionDecl>(D) && cast<FunctionDecl>(D)->isDeleted())) 306258ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Available; 306358ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 306458ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (D->hasAttr<DeprecatedAttr>()) 306558ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Deprecated; 306658ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor } 306758ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 306858ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Available; 306958ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor} 307058ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 307145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 307245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 307345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 307445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 307545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 307645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 307745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 307845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 30799ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 30809ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 30819ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 30829ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 30839ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 30849ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 30859ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 30869ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 30879ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 30889ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 30899ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 309040b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 3091b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 30929ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 30939ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 309445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 309595f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek// Attribute introspection. 309695f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek//===----------------------------------------------------------------------===// 309795f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 309895f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenekextern "C" { 309995f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted KremenekCXType clang_getIBOutletCollectionType(CXCursor C) { 310095f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek if (C.kind != CXCursor_IBOutletCollectionAttr) 310195f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek return cxtype::MakeCXType(QualType(), cxcursor::getCursorASTUnit(C)); 310295f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 310395f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek IBOutletCollectionAttr *A = 310495f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek cast<IBOutletCollectionAttr>(cxcursor::getCursorAttr(C)); 310595f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 310695f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek return cxtype::MakeCXType(A->getInterface(), cxcursor::getCursorASTUnit(C)); 310795f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek} 310895f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek} // end: extern "C" 310995f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 311095f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek//===----------------------------------------------------------------------===// 3111fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 3112fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 3113fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 3114fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 3115fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 3116fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 3117fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 31184ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 3119fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 3120fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 3121fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 3122fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 312304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3124fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 312504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3126ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 3127ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 3128ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 3129ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 3130ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 3131ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 3132ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 3133ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 3134ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 3135ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 3136ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 3137ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 3138ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 3139ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 3140ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 3141ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 3142ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 3143ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 3144ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 3145ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 3146ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 3147ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 3148ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 3149ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 3150ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 3151ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 3152ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 3153ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 3154ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 315504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 315604bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 315704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 3158f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 315904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 316004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3161a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 3162ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 316304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 316404bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 316504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 3166