CIndex.cpp revision 60a4543d42b6b8564a5650345de7beb7e99c60f3
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" 17a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek#include "CXSourceLocation.h" 185352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor#include "CIndexDiagnostic.h" 19ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 2004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek#include "clang/Basic/Version.h" 21936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor 2250398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff#include "clang/AST/DeclVisitor.h" 23fb5704295c6137685a7b90b92cd6b958028740c8Steve Naroff#include "clang/AST/StmtVisitor.h" 247d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor#include "clang/AST/TypeLocVisitor.h" 25b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Basic/Diagnostic.h" 26b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/ASTUnit.h" 27b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/CompilerInstance.h" 28936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor#include "clang/Frontend/FrontendDiagnostic.h" 29d8210650ed948de65a08a8daf16d291b747717c4Ted Kremenek#include "clang/Lex/Lexer.h" 30b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Lex/PreprocessingRecord.h" 3133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor#include "clang/Lex/Preprocessor.h" 32c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar#include "llvm/Support/CrashRecoveryContext.h" 3302465750c8c3fa96b1e7e596b02297e24361dc4fDouglas Gregor#include "llvm/Support/MemoryBuffer.h" 347a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor#include "llvm/Support/Timer.h" 350829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer#include "llvm/System/Program.h" 360a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor#include "llvm/System/Signals.h" 37fc0622155fa61349698a8fd0053773c37d9f7ac4Ted Kremenek 38c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer// Needed to define L_TMPNAM on some systems. 39c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer#include <cstdio> 40c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer 4150398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroffusing namespace clang; 4216c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenekusing namespace clang::cxcursor; 43ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenekusing namespace clang::cxstring; 4450398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff 458a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 468a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Crash Reporting. 478a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 488a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 49d7ffd0844571d76f95bb0fc9c3ebb1bdf445eeddTed Kremenek#ifdef USE_CRASHTRACER 508a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#include "clang/Analysis/Support/SaveAndRestore.h" 518a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Integrate with crash reporter. 52439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarstatic const char *__crashreporter_info__ = 0; 53439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarasm(".desc ___crashreporter_info__, 0x10"); 546b5699969d0dadaaee3f4eb51f18ce628fbfeca9Ted Kremenek#define NUM_CRASH_STRINGS 32 5529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned crashtracer_counter = 0; 56254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenekstatic unsigned crashtracer_counter_id[NUM_CRASH_STRINGS] = { 0 }; 5729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *agg_crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 6029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned SetCrashTracerInfo(const char *str, 6129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> &AggStr) { 62f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 63254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned slot = 0; 6429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek while (crashtracer_strings[slot]) { 6529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (++slot == NUM_CRASH_STRINGS) 6629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek slot = 0; 6729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 6829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracer_strings[slot] = str; 69254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[slot] = ++crashtracer_counter; 7029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 7129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // We need to create an aggregate string because multiple threads 7229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // may be in this method at one time. The crash reporter string 7329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // will attempt to overapproximate the set of in-flight invocations 7429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // of this function. Race conditions can still cause this goal 7529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // to not be achieved. 7629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 77f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek llvm::raw_svector_ostream Out(AggStr); 7829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (unsigned i = 0; i < NUM_CRASH_STRINGS; ++i) 7929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (crashtracer_strings[i]) Out << crashtracer_strings[i] << '\n'; 8029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 8129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[slot] = AggStr.c_str(); 8229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek return slot; 8329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 8429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 8529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic void ResetCrashTracerInfo(unsigned slot) { 86254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_slot = 0; 87254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_value = 0; 88f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 89254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_strings[slot] = agg_crashtracer_strings[slot] = 0; 90254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 91254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek for (unsigned i = 0 ; i < NUM_CRASH_STRINGS; ++i) 92254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek if (agg_crashtracer_strings[i] && 93254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[i] > max_value) { 94254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_slot = i; 95254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_value = crashtracer_counter_id[i]; 9629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 97254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 98254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[max_slot]; 9929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 10029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 10129b7284c98253aed6e215aaa867c63084c80e944Ted Kremeneknamespace { 10229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekclass ArgsCrashTracerInfo { 10329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> CrashString; 10429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> AggregateString; 10529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek unsigned crashtracerSlot; 10629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekpublic: 10729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo(llvm::SmallVectorImpl<const char*> &Args) 10829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek : crashtracerSlot(0) 10929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 11029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 11129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::raw_svector_ostream Out(CrashString); 1120baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek Out << "ClangCIndex [" << getClangFullVersion() << "]" 1130baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek << "[createTranslationUnitFromSourceFile]: clang"; 11429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (llvm::SmallVectorImpl<const char*>::iterator I=Args.begin(), 11529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek E=Args.end(); I!=E; ++I) 11629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek Out << ' ' << *I; 11729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 11829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracerSlot = SetCrashTracerInfo(CrashString.c_str(), 11929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek AggregateString); 12029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 121f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ~ArgsCrashTracerInfo() { 12329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ResetCrashTracerInfo(crashtracerSlot); 12429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 12529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek}; 12629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 12729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#endif 1288a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 12933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \brief The result of comparing two source ranges. 13033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorenum RangeComparisonResult { 13133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief Either the ranges overlap or one of the ranges is invalid. 13233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeOverlap, 133f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range ends before the second range starts. 13533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeBefore, 136f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range starts after the second range ends. 13833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeAfter 13933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor}; 14033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 141f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek/// \brief Compare two source ranges to determine their relative position in 14233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// the translation unit. 143f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekstatic RangeComparisonResult RangeCompare(SourceManager &SM, 144f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SourceRange R1, 14533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange R2) { 14633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R1.isValid() && "First range is invalid?"); 14733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R2.isValid() && "Second range is invalid?"); 148a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R1.getEnd() != R2.getBegin() && 149d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) 15033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeBefore; 151a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R2.getEnd() != R1.getBegin() && 152d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) 15333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeAfter; 15433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeOverlap; 15533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 15633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 157fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// \brief Determine if a source location falls within, before, or after a 158fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// a given source range. 159fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic RangeComparisonResult LocationCompare(SourceManager &SM, 160fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L, SourceRange R) { 161fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(R.isValid() && "First range is invalid?"); 162fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(L.isValid() && "Second range is invalid?"); 163a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (L == R.getBegin() || L == R.getEnd()) 164fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 165fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(L, R.getBegin())) 166fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeBefore; 167fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) 168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 169fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 170fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek} 171fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 17276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// \brief Translate a Clang source range into a CIndex source range. 17376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// 17476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// Clang internally represents ranges where the end location points to the 17576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// start of the token at the end. However, for external clients it is more 17676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// useful to have a CXSourceRange be a proper half-open interval. This routine 17776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// does the appropriate translation. 178f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed KremenekCXSourceRange cxloc::translateSourceRange(const SourceManager &SM, 17976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar const LangOptions &LangOpts, 1800a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 18176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar // We want the last character in this location, so we will adjust the 1826a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // location accordingly. 1836a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // FIXME: How do do this with a macro instantiation location? 18476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar SourceLocation EndLoc = R.getEnd(); 1850a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { 1866a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); 18776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc = EndLoc.getFileLocWithOffset(Length); 18876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar } 18976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar 19076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, 19176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar R.getBegin().getRawEncoding(), 19276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc.getRawEncoding() }; 19376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar return Result; 19476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar} 1951db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1968a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 19733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor// Cursor visitor. 1988a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 1998a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 20089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroffnamespace { 201f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 202b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor// Cursor visitor. 2037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorclass CursorVisitor : public DeclVisitor<CursorVisitor, bool>, 204a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public TypeLocVisitor<CursorVisitor, bool>, 205a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public StmtVisitor<CursorVisitor, bool> 2067d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor{ 20733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The translation unit we are traversing. 208b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *TU; 209f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The parent cursor whose children we are traversing. 211b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursor Parent; 212f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The declaration that serves at the parent of any statement or 21433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// expression nodes. 215f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor Decl *StmtParent; 216f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The visitor function. 218b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor Visitor; 219f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The opaque client data, to be passed along to the visitor. 221b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData ClientData; 222f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2237d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // MaxPCHLevel - the maximum PCH level of declarations that we will pass on 2247d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // to the visitor. Declarations with a PCH level greater than this value will 2257d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // be suppressed. 2267d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor unsigned MaxPCHLevel; 22733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 22833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief When valid, a source range to which the cursor should restrict 22933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// its search. 23033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest; 231f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 232b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor using DeclVisitor<CursorVisitor, bool>::Visit; 2337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor using TypeLocVisitor<CursorVisitor, bool>::Visit; 234a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor using StmtVisitor<CursorVisitor, bool>::Visit; 235f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 236f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// \brief Determine whether this particular source range comes before, comes 237f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// after, or overlaps the region of interest. 23833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// 239d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar /// \param R a half-open source range retrieved from the abstract syntax tree. 240f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek RangeComparisonResult CompareRegionOfInterest(SourceRange R); 241f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek class SetParentRAII { 2430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor &Parent; 2440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Decl *&StmtParent; 2450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor OldParent; 2460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek public: 2480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) 2490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) 2500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek { 2510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = NewParent; 2520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek ~SetParentRAII() { 2570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = OldParent; 2580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek }; 2620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 263b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorpublic: 264f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, 265f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek unsigned MaxPCHLevel, 26633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest = SourceRange()) 267f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek : TU(TU), Visitor(Visitor), ClientData(ClientData), 26833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest) 269b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor { 270b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.kind = CXCursor_NoDeclFound; 271b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[0] = 0; 272b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[1] = 0; 273b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[2] = 0; 274f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor StmtParent = 0; 275b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 276f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); 278788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 279788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 280788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor getPreprocessedEntities(); 281788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 282b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitChildren(CXCursor Parent); 283f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2847d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Declaration visitors 28509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek bool VisitAttributes(Decl *D); 2861ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockDecl(BlockDecl *B); 287b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitDeclContext(DeclContext *DC); 28879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTranslationUnitDecl(TranslationUnitDecl *D); 28979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTypedefDecl(TypedefDecl *D); 29079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTagDecl(TagDecl *D); 2914540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 29279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2934540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 29479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 29579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 29679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 2974540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 29879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 29979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 30023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 30179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 3024540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 30379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 3041ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 3051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: ObjCPropertyDecl requires TypeSourceInfo, getter/setter locations, 3061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // etc. 30779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 30879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 30979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 310a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 3118f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 3127d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3137d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 314f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: QualifiedTypeLoc doesn't provide any location information 315f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 3167d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 317f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 318f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 319f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: TemplateTypeParmTypeLoc doesn't provide any location information 320f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 321c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 322f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 323f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 324f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 325f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 326f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 327f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 328f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL); 329f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 3302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement for TemplateSpecializationTypeLoc 3312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 3322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 3332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 3342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 335f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 336a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 337a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 338a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 339f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor // FIXME: LabelStmt label? 340f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 341f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 3420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 343263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 344263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 3450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek// bool VisitSwitchCase(SwitchCase *S); 346f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 347336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 348648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DeclRefExpr with template arguments, nested-name-specifier 349648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: MemberExpr with template arguments, nested-name-specifier 3506cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor bool VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); 3511ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 352336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3531ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 354c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 35581d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3568ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3571ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 358648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: AddrLabelExpr (once we have cursors for labels) 359648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitTypesCompatibleExpr(TypesCompatibleExpr *E); 360648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitVAArgExpr(VAArgExpr *E); 361648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: InitListExpr (for the designators) 362648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DesignatedInitExpr 363b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 364f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 365b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3660d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 367a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C); 368a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 36933e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 37033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 37133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 37233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 373b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 374b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 375b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 37633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 37733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 37833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 37933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 38033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 381b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 382b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 38333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 384b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 385b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 386f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 387b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 388b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 389b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 390b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 391b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 392b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 393b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 394b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 395b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3960d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 39733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 39833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 39933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 400a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 401f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 40233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 40333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 404f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 405b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 406b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 407b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 4080d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 409b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 410b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4112e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 412b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 413b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 414b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4150d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 416fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 417b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4180d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 419788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 420788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 427788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 428788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 429788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 430788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 431788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 432788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 433788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 451788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 452788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 453788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 454788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 455788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 456788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 457788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 458788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 459788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 460788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 461b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 462b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 463b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 464b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 465f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 466a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 467a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 468a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 469a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 470f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 471f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 472b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 474f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 475b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 476b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 477b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 478539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 479b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 480f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 481a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 482a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 483a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 484a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 485f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 486b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 487b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 48833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 48933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 490eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), 491eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TLEnd = CXXUnit->top_level_end(); 492eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TL != TLEnd; ++TL) { 493eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor if (Visit(MakeCXCursor(*TL, CXXUnit), true)) 4947b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4957b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4960396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4970396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 4980396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4993178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 5000396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 5018de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 5020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 5030396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 504788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 505788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 5060396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 5070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 5080396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 509788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5110396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5120396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5130396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5140396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5150396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5160396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5170396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5180396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5190396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5200396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5217b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 522b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 523f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 524b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 525b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 526dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 527dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5281ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 529fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 530fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5311ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 532664cffd330611d78fc0286f539589920a37ca328Ted Kremenek if (Stmt *Body = B->getBody()) 533664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return Visit(MakeCXCursor(Body, StmtParent, TU)); 534664cffd330611d78fc0286f539589920a37ca328Ted Kremenek 535664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return false; 5361ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5371ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 538b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 539b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 540b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 54109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 54223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 54323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 54423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 54523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 54623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 547d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 54833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 549a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 550d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 55133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 552d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 553d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 55433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 55533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 55633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 557f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 55833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 55933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 56033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 561f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 56233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 56333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 56433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 565f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 56633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 567f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 568d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 569b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 570b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 571f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 572b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 573dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 574dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 583f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5851ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5861ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5871ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5881ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5891ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5901ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5911ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 5921ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 5931ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 5941ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5951ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5961ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5977d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 5987d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 5997d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6007d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 6017d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 6027d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 6037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 6047d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 605b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 606f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (VisitDeclaratorDecl(ND)) 607f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 608f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 609a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 610a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 611a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 612f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 613b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 614b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 615dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6181ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 619f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6211ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 622f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6241ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 629f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 632f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6341ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 6374bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 6384bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6394bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 6404bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 641f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 6421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 6431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 6441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 6451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 6461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 647f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 6491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 6501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 651f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6521ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 655a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 656a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 657a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 658a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 659b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 660b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 661b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 662b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 663f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 66478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 66578db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 66678db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 667b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 668b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 669f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 670a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 671dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 672dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6731ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 6741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 6751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 6761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 6771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 6781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 679f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 6811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 68323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 684fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 685fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 686fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 68723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 68823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 68923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 69023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 69123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 69223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 69523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 69623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 69923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 70023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 70123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 70323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 70423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 70623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 70723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 70823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 70923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 71023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 71123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 71223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 71323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 71423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 71523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 71623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 71723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 71823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 71923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 720b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 721dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 722b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 723b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 724f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 725b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 726b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 727f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 72878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 72978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 73078db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 731b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 732b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 733f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 734a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 735dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 736dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 7381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 742ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 743ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 744ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 745ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 746f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 7481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 7511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 7521ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 7551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 756f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 758a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 7591ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 760f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7611ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 762dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 763dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 7651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 7661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 7671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 7681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 769b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 770b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 771f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 772f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 773dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 774dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 7761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 7771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 7781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 779f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 781dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 7825e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 7838f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 7848f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 7858f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 7868f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 787a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 788a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 789a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 790a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 791f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 792f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 793f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 794f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 795f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 796f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 797f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 7986b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 799f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 8006b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 8016b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 802f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 803f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 8046b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 8056b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 8066b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 8076b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 8086b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 809f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 8106b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 8116b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 8126b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 813f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 814f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 815c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 8166b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 8176b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 8186b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 8196b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 820f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 821f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 8226b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 823f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8246b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8256b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 826f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8276b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 828f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 829f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 830f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8316b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8326b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 8336b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 8346b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 8356b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 836f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 837f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 838f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 839f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 840f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 841f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 842f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 843f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 844f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 845f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 846f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 847f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 848f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 849f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 8507d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 8517d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 8527d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 8537d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 854f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 855f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 856f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 857f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 858f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 859f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 860f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 861f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 862f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 863f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 864f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 865f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 866c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 867c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 868c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 869c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 870c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 871c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 872c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 873f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 874f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 875f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 876f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 877f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 878f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 879f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 880f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 881f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 882f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 883c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 884f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 885f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 886f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 887f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 888f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 889f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 890f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 891f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 892f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 893f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 894f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 895f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 896f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 897f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 898f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 899f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 900f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 901f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 902f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 903f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 904f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 905f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 906f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 907f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getResultLoc())) 908f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 909f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 910f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 9115dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 9125dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 9135dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 914f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 915f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 916f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 917f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 918f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 919f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 920f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 921f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 922f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 923f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 924f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 925f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 926f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 927f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 9282332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 9292332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 9302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 9332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 9342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 9352332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9362332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 9372332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9382332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 939a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 940a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 941a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 9420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 9430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 9440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 945a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 946f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 947a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 948a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 949a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 9500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 9510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 9520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 9540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 9550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 9570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 9580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 9590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 9600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 9610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 9620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 9630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 9650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 9660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 9680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 9690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 9710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 9720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 9730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 9750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 9760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 9770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 9780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 9790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 9800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 9840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 9850f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 9860f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 9870f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 9880f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 9890f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 9900f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9910f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9920f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9930f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9940f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 9950f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 996a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 997a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 998a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 999263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 1000a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 1001a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 1002f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1003a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 1004a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 1005a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 1006f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 1007f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1008f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1009f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1010f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1011f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1012263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1013263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1014f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1015f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1016f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1017f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1018f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1019f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1020f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1021f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1022f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1023f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1024f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1025f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1026f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1027f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1028263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1029f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1030263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1031263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1032f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1033263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1034263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1035f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1036263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1037263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1038263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1039263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1040f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1041f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1042263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1043263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1044263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1045263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1046263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1047263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1048263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1049263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1050263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1051263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1052263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1053263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1054263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1055263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1056f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1057f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1058263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1059263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1060263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1061263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1062f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1063f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1064f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1065f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1066f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1067f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 10686cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregorbool CursorVisitor::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 10696cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(0), StmtParent, TU))) 10706cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10716cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10726cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getCallee(), StmtParent, TU))) 10736cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10746cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10756cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor for (unsigned I = 1, N = E->getNumArgs(); I != N; ++I) 10766cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(I), StmtParent, TU))) 10776cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10786cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10796cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return false; 10806cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor} 10816cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10821ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 10831ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 10841ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 10851ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 10868ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 10878ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 10888ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 10898ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 10908ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 10918ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 10928ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 10938ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1094336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1095336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1096336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1097336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1098f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1099336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1100336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1101f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1102336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1103336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1104336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1105336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1106336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1107336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1108336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1109f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1110336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1111336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1112336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1113336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1114336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1115336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1116336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1117f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1118336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1119336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1120336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1121648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { 1122648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(E->getArgTInfo1()->getTypeLoc()) || 1123648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor Visit(E->getArgTInfo2()->getTypeLoc()); 1124648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1125648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1126648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitVAArgExpr(VAArgExpr *E) { 1127648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor if (Visit(E->getWrittenTypeInfo()->getTypeLoc())) 1128648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return true; 1129648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1130648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(MakeCXCursor(E->getSubExpr(), StmtParent, TU)); 1131648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1132648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1133c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 113404badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 113504badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 113604badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1137c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1138c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1139c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1140c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 114181d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 114281d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 114381d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 114481d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 114581d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 114609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 1147cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = D->attr_begin(), e = D->attr_end(); 1148cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt i != e; ++i) 1149cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt if (Visit(MakeCXCursor(*i, D, TU))) 115009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 115109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 115209dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 115309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 115409dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 11555e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 11560a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 11570a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1158c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // We use crash recovery to make some of our APIs more reliable, implicitly 1159c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // enable it. 1160c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar llvm::CrashRecoveryContext::Enable(); 1161c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar 1162a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1163e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1164e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 11650a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 11660a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1167e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1168600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1169600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11709ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 11712b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 11722b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 11737a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor if (getenv("LIBCLANG_TIMING")) 11747a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor llvm::TimerGroup::printAll(llvm::errs()); 11752bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 11762bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 11778506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 11782b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 11792b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11802b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 11812b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 11828506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 11838506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11849ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1185a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 11862b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11872b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1188f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11897d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11900d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 119128019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 11923c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl return ASTUnit::LoadFromASTFile(ast_filename, Diags, 1193a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1194a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1195600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1196600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1197b1c031be513705d924038f497279b9b599868ba1Douglas Gregorunsigned clang_defaultEditingTranslationUnitOptions() { 1198b1c031be513705d924038f497279b9b599868ba1Douglas Gregor return CXTranslationUnit_PrecompiledPreamble; 1199b1c031be513705d924038f497279b9b599868ba1Douglas Gregor} 1200b1c031be513705d924038f497279b9b599868ba1Douglas Gregor 12019ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 12029ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 12039ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 12049ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 12054db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 12064db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1207a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 12085a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 12095a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 12105a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 12115a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 12125a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 121319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 121419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbarstruct ParseTranslationUnitInfo { 121519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx; 121619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename; 121719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args; 121819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args; 121919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files; 122019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files; 122119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options; 122219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXTranslationUnit result; 122319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar}; 1224b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_parseTranslationUnit_Impl(void *UserData) { 122519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo *PTUI = 122619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar static_cast<ParseTranslationUnitInfo*>(UserData); 122719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx = PTUI->CIdx; 122819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename = PTUI->source_filename; 122919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args = PTUI->command_line_args; 123019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args = PTUI->num_command_line_args; 123119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files = PTUI->unsaved_files; 123219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files = PTUI->num_unsaved_files; 123319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options = PTUI->options; 123419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = 0; 12355a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 12362b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 123719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 1238f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1239e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1240e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 124144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; 1242df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor bool CompleteTranslationUnit 1243df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor = ((options & CXTranslationUnit_Incomplete) == 0); 124487c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor bool CacheCodeCompetionResults 124587c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor = options & CXTranslationUnit_CacheCompletionResults; 124687c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor 12475352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 12485352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 124928019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 125028019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1251f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12524db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 12534db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1254a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1255f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1256a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 12574db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 12584db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 12594db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1260f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12618506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 12628506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 12638506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 12648506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 12658506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 12668506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 12678506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 12688506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 126952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 127052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 127152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 127252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 127352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 127452ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 127552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1276a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 127752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 12788506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 12798506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 12805a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 128144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 12825a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 12835a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-Xclang"); 12845a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 12855a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor } 128644c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 12875352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1288f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 128929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 129029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 12918a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1292f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1293942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1294942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 12953687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1296869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1297942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 12984db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1299a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 130044c181aec37789f25f6c15543c164416f72e562aDouglas Gregor /*CaptureDiagnostics=*/true, 1301df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor PrecompilePreamble, 130287c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor CompleteTranslationUnit, 130387c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor CacheCodeCompetionResults)); 1304f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13050a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 130634f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 130734f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1308405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1309405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 13100a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 13110a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1312274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1313274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1314274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1315274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 13160a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1317274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1318274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1319274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1320274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1321274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 132283c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 13230a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 13240a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1325942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 132619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = Unit.take(); 132719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 13288506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 13298506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1330139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 133174cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 13320d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1333139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1334139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 13355e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 13360d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1337139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 133874cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 13390d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1340139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1341139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1342139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 13430d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 13440d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1345139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 134637b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1347139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1348c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1349c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 135052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 135152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 135252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 135352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 135452ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 135552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 135652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1357a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1358139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 13594db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 13604db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 13614db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 13624db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 136319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 1364f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13654db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 13664db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 13674db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 13684db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1369f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1370139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1371139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1372139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1373139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1374139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1375139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1376139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1377139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1378139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1379139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1380139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1381139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1382139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1383139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1384139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1385e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 13860d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1387d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1388c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1389c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1390c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1391d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1392d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1393d93256e55673a17d18543397ec462416acb13792Douglas Gregor 139444c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 139544c181aec37789f25f6c15543c164416f72e562aDouglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 139644c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-Xclang"); 139744c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-detailed-preprocessing-record"); 139844c181aec37789f25f6c15543c164416f72e562aDouglas Gregor } 139944c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 1400139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 140174cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 140274cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1403feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1404feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1405feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1406379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1407d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1408d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1409379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1410936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1411379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 14120d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1413936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1414936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1415379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1416936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1417936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1418779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1419936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1420779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1421f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 142232141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1423379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 14240829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 14253c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl ASTUnit *ATU = ASTUnit::LoadFromASTFile(astTmpFile, Diags, 14264db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 14274db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1428a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1429a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1430a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1431a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1432a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1433a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1434a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1435405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 14360a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 14370a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 14380a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 14390a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1440f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1441f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 14420a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 14430a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 14440a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 14450a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 14460a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 14470a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 14480a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 14490a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 14500a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 14510a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1452274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1453274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1454274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1455274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 14560a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1457274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1458274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1459274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1460274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1461274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1462274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1463274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1464a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1465d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1466313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1467313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1468313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1469313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 14703c7f4134603d04b44f997b43c0a9def270f25386Sebastian Redl ATU->addTemporaryFile(llvm::sys::Path(ATU->getASTFileName())); 1471313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1472313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1473313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1474313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1475313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1476313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1477313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1478313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 147919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = ATU; 148019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar} 148119ffd492a31a25fb691098bf79f317e5f3edf177Daniel DunbarCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 148219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename, 148319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char **command_line_args, 148419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args, 148519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files, 148619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files, 148719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options) { 148819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo PTUI = { CIdx, source_filename, command_line_args, 148919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar num_command_line_args, unsaved_files, num_unsaved_files, 149019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar options, 0 }; 149119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar llvm::CrashRecoveryContext CRC; 149219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 149319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar if (!CRC.RunSafely(clang_parseTranslationUnit_Impl, &PTUI)) { 149460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "libclang: crash detected during parsing: {\n"); 149560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'source_filename' : '%s'\n", source_filename); 149660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'command_line_args' : ["); 149760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (int i = 0; i != num_command_line_args; ++i) { 149860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 149960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 150060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "'%s'", command_line_args[i]); 150160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 150260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 150360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'unsaved_files' : ["); 150460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (unsigned i = 0; i != num_unsaved_files; ++i) { 150560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 150660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 150760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "('%s', '...', %ld)", unsaved_files[i].Filename, 150860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar unsaved_files[i].Length); 150960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 151060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 151160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'options' : %d,\n", options); 151260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "}\n"); 151360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar 151419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return 0; 151519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar } 151619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 151719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return PTUI.result; 15185b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 15195b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 15201999844e7a18786e61e619e1dc6c789827541863Douglas Gregorunsigned clang_defaultSaveOptions(CXTranslationUnit TU) { 15211999844e7a18786e61e619e1dc6c789827541863Douglas Gregor return CXSaveTranslationUnit_None; 15221999844e7a18786e61e619e1dc6c789827541863Douglas Gregor} 15231999844e7a18786e61e619e1dc6c789827541863Douglas Gregor 15241999844e7a18786e61e619e1dc6c789827541863Douglas Gregorint clang_saveTranslationUnit(CXTranslationUnit TU, const char *FileName, 15251999844e7a18786e61e619e1dc6c789827541863Douglas Gregor unsigned options) { 15267ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor if (!TU) 15277ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return 1; 15287ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor 15297ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return static_cast<ASTUnit *>(TU)->Save(FileName); 15307ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor} 153119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 15329ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 1533ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (CTUnit) { 1534ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // If the translation unit has been marked as unsafe to free, just discard 1535ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // it. 1536ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (static_cast<ASTUnit *>(CTUnit)->isUnsafeToFree()) 1537ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 1538ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 15392b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 1540ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 15412bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 15420d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1543e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregorunsigned clang_defaultReparseOptions(CXTranslationUnit TU) { 1544e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor return CXReparse_None; 1545e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor} 1546e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor 1547ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarstruct ReparseTranslationUnitInfo { 1548ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU; 1549ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files; 1550ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files; 1551ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options; 1552ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar int result; 1553ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar}; 1554b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_reparseTranslationUnit_Impl(void *UserData) { 1555ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo *RTUI = 1556ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ReparseTranslationUnitInfo*>(UserData); 1557ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU = RTUI->TU; 1558ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files = RTUI->num_unsaved_files; 1559ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files = RTUI->unsaved_files; 1560ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options = RTUI->options; 1561ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar (void) options; 1562ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RTUI->result = 1; 1563ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1564abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1565ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 1566abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1567abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1568abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1569abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1570abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 15711abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1572abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1573abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1574abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1575abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1576ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (!static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1577ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RemappedFiles.size())) 1578ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RTUI->result = 0; 1579abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1580ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarint clang_reparseTranslationUnit(CXTranslationUnit TU, 1581ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files, 1582ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files, 1583ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options) { 1584ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo RTUI = { TU, num_unsaved_files, unsaved_files, 1585ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar options, 0 }; 1586ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar llvm::CrashRecoveryContext CRC; 1587ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1588ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (!CRC.RunSafely(clang_reparseTranslationUnit_Impl, &RTUI)) { 1589b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar fprintf(stderr, "libclang: crash detected during reparsing\n"); 1590ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ASTUnit *>(TU)->setUnsafeToFree(true); 1591ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return 1; 1592ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 1593ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1594ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return RTUI.result; 1595ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar} 1596ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 1597df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 15989ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 15992b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1600ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1601f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 160277accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1603ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1604af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 16051eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 16067eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1607b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 16087eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 16097eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 16107eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1611fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1612600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1613fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 16141db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 16151db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 16161db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1617b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1618b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 16195352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1620b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1621b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1622b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1623b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 162490a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 162590a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 162690a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1627b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1628b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1629b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1630b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1631b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1632b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 163342748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1634b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 163542748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1636b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1637b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1638b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1639f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1640b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1641f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 16421a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1643b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1644b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 16455352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 16465352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 16475352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 16485352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1649d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1650b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 16515352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 16525352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 16535352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1654f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1655f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 16565352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1657b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1658b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1659b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 166046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 166146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 166246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 166346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 166446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 16651db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 16661db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1667bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 166846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 166946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 167046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 167146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 167246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 167346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 167446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 167546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 167646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 167746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 167846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1679bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1680bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 16811db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 16821db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 16831db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 16841db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 16851db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 16861db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 16871db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 16881db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1689e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 169046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1691e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1692e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 16931db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1694f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 16955352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 16961db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 16971db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 16981db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 16991db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1700bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 17015352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 17021db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 17031db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 17041db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1705b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1706b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 17071db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1708fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1709fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1710fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1711fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 171274844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 171398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 171474844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1715f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 171688145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 171774844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 171888145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 171988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 172088145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 172198258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 172298258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1723f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 172488145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 172588145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1726ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1727f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1728b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1729b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1730b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1731f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1732b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1733f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1734b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1735b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1736b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1737b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1738f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1739fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1740fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1741fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1742fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1743fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1744fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1745fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1746fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1747fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1748fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1749fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1750fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1751fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1752f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1753fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1754fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1755fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1756fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1757fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1758fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1759f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1760fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1761fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1762ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1763c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1764c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1765c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1766c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1767c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1768c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1769c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1770c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1771c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1772c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1773c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1774c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1775fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1776f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1777f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1778b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1779b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1780b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1781b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1782eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, 1783eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CXXUnit->getMaxPCHLevel()); 1784b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 1785b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 1786b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 178778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 178878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 178978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 1790ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1791f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 179278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 1793ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 1794f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 179578205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 179678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 179778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 179878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 1799ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 1800f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 180150aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 180250aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 180350aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 180450aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 180550aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 180678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 1807f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 18089ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 18097eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 1810b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 18117eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1812f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 1813f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 1814acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 18152e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 1816ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 1817acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1818acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 18191adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 1820ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 1821acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1822acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 182378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 1824f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 1825ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 1826acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 18277d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 18287d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 18297d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 18307d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1831ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 1832ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 18337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 18347d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1835acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 1836ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 1837f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 1838f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 183997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 184097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 184197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 184297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 184378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 1844ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 184597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 184697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 18474ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 18484ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 18494ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 18504ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 1851572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1852572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 1853572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 1854572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 185560cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 185660cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 1857e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1858ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1859f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1860f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 1861e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 186289922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 1863e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 1864e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 1865e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 1866e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 1867e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 1868e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 1869e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 1870e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 1871e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 1872e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 1873e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 1874e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 1875e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 1876e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 1877e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 1878e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 1879e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 1880e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 1881e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 1882e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 1883e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 1884e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 1885e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 1886e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 1887e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 1888e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 1889e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 1890e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 1891e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 1892e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 1893e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 1894e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 1895e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 1896e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 1897e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 1898e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 1899e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 1900e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 19018bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 19028bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 1903e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 1904e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 1905e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 1906e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 1907e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 1908e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 1909e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 1910e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 1911e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 1912e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 1913e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 1914e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 19151ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 19161ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 1917e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 1918e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 1919e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 1920e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 1921e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 1922e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 1923e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 1924e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 1925e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 1926e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 1927e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 1928e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 1929292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 1930292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 1931e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 1932e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 1933e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 1934e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 1935e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 1936e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 1937e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 1938e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 1939e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 1940e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 19419f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 19429f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 1943857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 1944857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 19459f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 19469f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 1947572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 1948572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 19494807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 19504807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 19518f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 19528f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 1953a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 1954a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 195589922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 1956e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1957deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 1958e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 1959600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 196089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 1961e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 1962e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 196333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 196433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 196533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 196633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 196733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 1968e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1969b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 1970b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 1971f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 1972e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1973b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 1974bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 1975bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 1976a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // Translate the given source location to make it point at the beginning of 1977a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // the token under the cursor. 1978a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 1979a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 1980a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // Guard against an invalid SourceLocation, or we may assert in one 1981a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // of the following calls. 1982a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek if (SLoc.isInvalid()) 1983a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek return clang_getNullCursor(); 1984a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 1985a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), 1986a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor CXXUnit->getASTContext().getLangOptions()); 1987a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 198833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 198933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 199033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 199133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 199233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 199333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 1994e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 1995a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Decl::MaxPCHLevel, SourceLocation(SLoc)); 199633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 199777128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 1998e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 199977128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 200077128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 2001738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 20025bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 2003738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 2004738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 2005738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 2006283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 2007738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 20080d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 20099ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 201077128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 201177128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 201277128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 20139ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 201489922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 201589922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 20162d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 20179ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 2018f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 2019f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 2020f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 202197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 202297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 202397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 202497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 202597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 202697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 202797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 202897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 20297eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 20307eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 20317eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 20327eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 20339f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 20349f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 20359f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 20369f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2037ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 2038ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 2039ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 2040ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 2041ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 2042ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 2043ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 2044ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 2045ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 2046ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 2047ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 2048ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 20499ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 20509efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 20519efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 20529efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 205398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 205498258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 2055f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 2056f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 2057f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 2058f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 2059a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2060f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 2061f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 2062f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2063f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 2064f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 2065a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2066f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 2067f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 2068f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 2069f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 2070f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 2071a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 2072f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 20737d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2074f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 20757d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 2076a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 20777d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 2078f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2079f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 2080f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 2081f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 2082f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 208398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 208497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 208597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2086f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 208797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 208897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 20899f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 20909f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 20919f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 20929f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 20934807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 20944807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 20954ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 20964ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 20974807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 20984807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 2099572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2100572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 2101572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 2102572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 2103572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 21049f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 21059a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 21065352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 210798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 2108f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 2109f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 2110f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 2111f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 21122ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 211388145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 2114a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 2115a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} // end extern "C" 2116a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2117a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C) { 2118a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 2119a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 2120a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCSuperClassRef: 2121a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCSuperClassRef(C).second; 2122f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2123a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCProtocolRef: 2124a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCProtocolRef(C).second; 2125f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2126a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCClassRef: 2127a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCClassRef(C).second; 21287d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2129a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_TypeRef: 2130a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorTypeRef(C).second; 2131f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2132a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor default: 2133a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 2134a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor llvm_unreachable("Missed a reference kind"); 2135a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 2136a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 213797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 213897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2139a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorExpr(C)->getSourceRange(); 214033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 214133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 2142a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorStmt(C)->getSourceRange(); 2143f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2144a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_PreprocessingDirective) 2145a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorPreprocessingDirective(C); 21464807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 2147a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2148a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 2149572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2150a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 2151a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 21529f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2153a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) 2154a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorDecl(C)->getSourceRange(); 2155a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2156a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return SourceRange(); 2157a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} 2158a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2159a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorextern "C" { 2160a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2161a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 2162a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange R = getRawCursorExtent(C); 2163a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R.isInvalid()) 21645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2165f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2166a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 2167a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 2168c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2169c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 2170b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2171b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2172f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2173b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2174b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2175c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2176f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 217797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 217897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 217997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2180b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 218197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 218297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 218397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2184bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2185bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2186bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2187bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2188bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2189c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2190c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2191f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2192c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2193c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2194b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2195f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2196f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2197b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2198f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2199f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2200b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 22017d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2202f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 22037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 2204f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2205c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2206c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2207c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2208c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2209c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2210c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2211f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2212c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2213c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2214c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2215b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2216b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2217b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2218f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2219b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2220f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2221b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 222297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2223b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2224b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2225b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2226b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2227bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2228bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2229bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2230b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2231b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2232b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2233b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2234b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2235b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2236f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2237b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2238b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2239b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2240b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2241b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2242b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2243b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2244b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2245b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2246b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2247b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2248b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2249b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2250b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2251b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2252b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 22536206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2254b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2255b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2256b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2257b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2258b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2259b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2260b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2261b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2262b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2263b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2264b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2265b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2266b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2267b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2268b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2269b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2270b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2271b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2272b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2273b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2274b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2275b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2276b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2277b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2278b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2279b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2280b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2281b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2282b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2283952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2284b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2285b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2286b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2287b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2288b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2289b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2290b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2291b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2292b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2293b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2294b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2295b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2296b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2297b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2298b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 229931310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 230031310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 230131310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 230231310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2303b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2304f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2305b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2306b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2307b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2308b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2309b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2310b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2311f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2312b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2313b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2314952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 2315b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return MakeCXCursor( 2316f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2317b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2318b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2319b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2320b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2321b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2322b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2323b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2324f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2325f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2326b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2327b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2328b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2329b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2330b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2331b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2332f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2333b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2334b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2335b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2336b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2337b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2338b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2339b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2340b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2341f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2342b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2343b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2344b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2345b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2346b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2347b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2348b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2349b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2350b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2351b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2352b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2353b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2354b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2355b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2356b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2357b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2358b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2359b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2360b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2361b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2362b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2363b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2364b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2365b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2366b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2367b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2368b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2369b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2370b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2371b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2372b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2373b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2374b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2375b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2376b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2377b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2378b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2379b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2380b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2381b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2382b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2383b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2384b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2385b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2386b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2387f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2388b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2389b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2390b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2391b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2392b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2393b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2394b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2395b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2396b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2397b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2398f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2399b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2400b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2401b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2402b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2403b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2404b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2405f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2406b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2407b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2408b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2409b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2410b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2411b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2412b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2413b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2414b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2415b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2416b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2417b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2418b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2419b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2420b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2421b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2422b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2423b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2424b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2425b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2426b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2427b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2428b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2429b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2430b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2431b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2432b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2433b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2434b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2435b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2436b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2437b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2438b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2439b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2440b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2441b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2442b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2443b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2444b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2445b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 24460d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 24474ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 24484ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 24494ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 24504ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 24514ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 24529ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2453283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2454283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 24554ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 24564ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2457f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 24584ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 24594ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 24604ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 24614ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 24624ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 24634ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 24644ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 24654ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2466f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 24670a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 24680a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 24690a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 24700a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2471fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2472fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2473fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2474fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2475fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2476fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2477fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2478fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2479fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2480fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2481fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2482f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2483fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2484fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2485fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2486fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2487fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2488fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2489fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2490fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2491fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2492fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2493fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2494fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2495fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2496ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2497ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2498fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2499fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2500fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2501fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2502ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2503fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2504f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2505fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2506fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2507fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2508fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2509f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2510f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2511fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2512fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2513fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2514ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2515f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2516fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2517fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2518fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2519f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2520f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2521f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2522f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2523aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2524fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2525f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2526fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2527f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2528fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2529fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2530fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2531fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2532f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2533fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2534fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2535fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2536fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2537fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2538fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 25395352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 25405352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2541f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2542f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2543fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2544fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2545f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2546fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2547fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2548fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2549fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2550fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2551fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2552f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2553fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2554fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2555fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2556f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2557bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2558bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 255985b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2560fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2561fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2562f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2563fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2564fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2565fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2566fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2567fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2568f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2569fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2570fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2571fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2572f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2573f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2574f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2575f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2576f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 257747a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 257847a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2579aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2580fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2581fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2582f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2583fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2584f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2585fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2586f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2587fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2588fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2589fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2590fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2591fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2592fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2593fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2594f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2595fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2596fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2597f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2598fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2599fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2600fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2601fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2602f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2603fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2604fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2605fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2606fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2607fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2608aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2609fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2610fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2611f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2612f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2613f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2614f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2615aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2616aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2617f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2618fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2619fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2620aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2621aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2622aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2623aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2624aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2625aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2626aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2627aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2628aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2629fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2630fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2631fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2632fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2633fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2634fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2635fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2636fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2637fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2638fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2639f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2640fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2641fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2642f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2643fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2644fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2645fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2646fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 26470045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 26486db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 26496db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 26506db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 26516db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 26526db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26536db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 26546db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26556db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 26566db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 26576db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 26586db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26590045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2660fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2661fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2662fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 26636db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 26646db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 26656db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 266611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 266711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 266811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2669fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2670fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2671fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2672fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2673fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2674fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2675fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2676fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2677fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2678fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2679fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26806db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 268111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2682fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2683fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 268411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2685fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2686fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2687fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2688fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 268911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2690fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 26916db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2692fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 26936db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 26946db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 26950045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2696fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2697fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2698fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2699fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2700fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2701fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 270211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2703fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2704fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2705fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2706fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2707fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2708fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2709fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 271011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2711fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2712fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2713fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2714fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 271511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 271611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 271711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 27186db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 27196db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2720fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2721fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2722fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2723fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 27240045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 27250045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2726fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2727a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange cursorRange = getRawCursorExtent(cursor); 2728a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2729fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 2730fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2731a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2732fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 2733fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2734a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 2735a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 2736a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 273723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 273823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 273923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 274023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 274123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 274223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 274323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 274423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 2745a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 2746a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 2747bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 27486bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 27496bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 2750a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 2751a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2752a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2753a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2754a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 27553f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // If the location of the cursor occurs within a macro instantiation, record 27563f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // the spelling location of the cursor in our annotation map. We can then 27573f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // paper over the token labelings during a post-processing step to try and 27583f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // get cursor mappings for tokens that are the *arguments* of a macro 27593f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // instantiation. 27603f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (L.isMacroID()) { 27613f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek unsigned rawEncoding = SrcMgr.getSpellingLoc(L).getRawEncoding(); 27623f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // Only invalidate the old annotation if it isn't part of a preprocessing 27633f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // directive. Here we assume that the default construction of CXCursor 27643f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // results in CXCursor.kind being an initialized value (i.e., 0). If 27653f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // this isn't the case, we can fix by doing lookup + insertion. 27663f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek 27673f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek CXCursor &oldC = Annotated[rawEncoding]; 27683f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (!clang_isPreprocessing(oldC.kind)) 27693f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek oldC = cursor; 27703f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek } 27713f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek 2772fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 2773fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 2774fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit || 2775fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek L.isMacroID()) 2776fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ? clang_getNullCursor() : parent; 2777fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2778fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2779fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2780fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2781fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2782fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2783fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2784fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2785fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2786fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2787fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2788fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2789fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2790fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2791fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2792fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2793fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 2794fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 2795fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 2796fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 2797fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2798fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 2799fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2800fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2801fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2802fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2803fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2804fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 2805fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2806fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2807fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2808fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2809fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2810fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2811fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2812fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2813fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2814fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 28156db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2816fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 2817fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 2818fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2819fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 2820fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 2821fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 2822fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 2823fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 2824fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 2825fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2826fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 2827fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 2828fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2829fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2830fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2831fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 2832fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 2833fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 2834fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2835fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2836fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 2837fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 28380045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 28390045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 28406db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 28416db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 28426db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 28436db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 28446db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 28456db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 28466db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 28476db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2848fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 2849fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 2850fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 2851fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2852fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 28530045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2854fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28550045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2856fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 2857fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 2858fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2859fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 2860fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 28610045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2862fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2863fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2864bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2865fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28660396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 28670045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 2868fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 2869fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 2870a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor RegionOfInterest.setEnd(cxloc::translateSourceLocation( 2871a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor clang_getTokenLocation(TU, 2872a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Tokens[NumTokens - 1]))); 2873fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28740396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 28750396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 28760045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 2877fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2878fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 28790396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 28809f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 28819f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 28829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 28839f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 28849f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 2885fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28869f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 28870396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 28880396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 28890396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 28900396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 28919f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 28929f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2893fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 28944ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 28959f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 2896fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2897fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 28989f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 28994807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 29009f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 29019f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 2902fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29039f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 29049f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 29059f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 29069f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 29079f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 29089f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 29099f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 29109f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 29119f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 29129f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 29139f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 29149f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 2915fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 29169f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 2917fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29189f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 29199f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 2920fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 2921fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 29226db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 29239f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 29249f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 29259f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2926fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29279f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 29289f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 2929fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29309f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 29319f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2932fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29334807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 29349f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 29359f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 29364ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 2937fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 29380396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 2939fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 2940fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 2941fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 2942fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 2943fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2944fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 2945fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2946fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 294716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 294816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 294916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 295016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 295116b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 29520396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 29530396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 29540396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 295516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 295616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 295716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 295816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 295916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 296016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 296116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 296216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 296316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 296416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 296516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 296616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 296716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 296816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 296945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 297045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 297145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 297245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 297345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 297445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 297545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 297645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 297745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 297845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 297945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 298045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 298145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 298245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 298345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 298445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 298545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 298645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 298745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 298845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 298945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 299045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 299145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 299245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 299345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 299445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 299545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 299645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 299745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 299845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 299945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 300045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 300145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 300245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 300345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 300445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 300545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 300645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 300745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 300845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 300945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 301045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 301145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 301245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 301345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 301445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 301545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 301645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 301745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 301845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 301945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 302045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 302145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 302245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 302345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 302445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 302545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 302645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 302745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 302845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 30299ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 30309ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 30319ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 30329ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 30339ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 30349ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 30359ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 30369ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 30379ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 30389ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 30399ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 304040b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 3041b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 30429ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 30439ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 304445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 3045fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 3046fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 3047fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 3048fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 3049fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 3050fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 3051fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 30524ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 3053fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 3054fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 3055fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 3056fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 305704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3058fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 305904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3060ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 3061ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 3062ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 3063ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 3064ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 3065ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 3066ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 3067ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 3068ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 3069ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 3070ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 3071ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 3072ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 3073ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 3074ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 3075ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 3076ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 3077ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 3078ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 3079ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 3080ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 3081ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 3082ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 3083ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 3084ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 3085ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 3086ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 3087ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 3088ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 308904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 309004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 309104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 3092f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 309304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 309404bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 3095a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 3096ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 309704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 309804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 309904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 3100