CIndex.cpp revision a8e5c5bdbe387b2552c1c23b828f54abcf085a40
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" 3202465750c8c3fa96b1e7e596b02297e24361dc4fDouglas Gregor#include "llvm/Support/MemoryBuffer.h" 330829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer#include "llvm/System/Program.h" 340a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor#include "llvm/System/Signals.h" 35fc0622155fa61349698a8fd0053773c37d9f7ac4Ted Kremenek 36c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer// Needed to define L_TMPNAM on some systems. 37c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer#include <cstdio> 38c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer 3950398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroffusing namespace clang; 4016c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenekusing namespace clang::cxcursor; 41ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenekusing namespace clang::cxstring; 4250398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff 438a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 448a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Crash Reporting. 458a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 468a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 47d7ffd0844571d76f95bb0fc9c3ebb1bdf445eeddTed Kremenek#ifdef USE_CRASHTRACER 488a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#include "clang/Analysis/Support/SaveAndRestore.h" 498a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Integrate with crash reporter. 50439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarstatic const char *__crashreporter_info__ = 0; 51439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarasm(".desc ___crashreporter_info__, 0x10"); 526b5699969d0dadaaee3f4eb51f18ce628fbfeca9Ted Kremenek#define NUM_CRASH_STRINGS 32 5329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned crashtracer_counter = 0; 54254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenekstatic unsigned crashtracer_counter_id[NUM_CRASH_STRINGS] = { 0 }; 5529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *agg_crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 5829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned SetCrashTracerInfo(const char *str, 5929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> &AggStr) { 60f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 61254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned slot = 0; 6229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek while (crashtracer_strings[slot]) { 6329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (++slot == NUM_CRASH_STRINGS) 6429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek slot = 0; 6529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 6629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracer_strings[slot] = str; 67254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[slot] = ++crashtracer_counter; 6829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 6929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // We need to create an aggregate string because multiple threads 7029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // may be in this method at one time. The crash reporter string 7129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // will attempt to overapproximate the set of in-flight invocations 7229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // of this function. Race conditions can still cause this goal 7329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // to not be achieved. 7429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 75f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek llvm::raw_svector_ostream Out(AggStr); 7629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (unsigned i = 0; i < NUM_CRASH_STRINGS; ++i) 7729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (crashtracer_strings[i]) Out << crashtracer_strings[i] << '\n'; 7829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 7929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[slot] = AggStr.c_str(); 8029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek return slot; 8129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 8229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 8329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic void ResetCrashTracerInfo(unsigned slot) { 84254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_slot = 0; 85254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_value = 0; 86f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 87254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_strings[slot] = agg_crashtracer_strings[slot] = 0; 88254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 89254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek for (unsigned i = 0 ; i < NUM_CRASH_STRINGS; ++i) 90254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek if (agg_crashtracer_strings[i] && 91254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[i] > max_value) { 92254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_slot = i; 93254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_value = crashtracer_counter_id[i]; 9429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 95254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 96254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[max_slot]; 9729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 9829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 9929b7284c98253aed6e215aaa867c63084c80e944Ted Kremeneknamespace { 10029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekclass ArgsCrashTracerInfo { 10129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> CrashString; 10229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> AggregateString; 10329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek unsigned crashtracerSlot; 10429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekpublic: 10529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo(llvm::SmallVectorImpl<const char*> &Args) 10629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek : crashtracerSlot(0) 10729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 10829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 10929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::raw_svector_ostream Out(CrashString); 1100baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek Out << "ClangCIndex [" << getClangFullVersion() << "]" 1110baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek << "[createTranslationUnitFromSourceFile]: clang"; 11229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (llvm::SmallVectorImpl<const char*>::iterator I=Args.begin(), 11329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek E=Args.end(); I!=E; ++I) 11429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek Out << ' ' << *I; 11529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 11629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracerSlot = SetCrashTracerInfo(CrashString.c_str(), 11729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek AggregateString); 11829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 119f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ~ArgsCrashTracerInfo() { 12129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ResetCrashTracerInfo(crashtracerSlot); 12229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 12329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek}; 12429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 12529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#endif 1268a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 12733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \brief The result of comparing two source ranges. 12833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorenum RangeComparisonResult { 12933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief Either the ranges overlap or one of the ranges is invalid. 13033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeOverlap, 131f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range ends before the second range starts. 13333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeBefore, 134f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range starts after the second range ends. 13633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeAfter 13733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor}; 13833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 139f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek/// \brief Compare two source ranges to determine their relative position in 14033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// the translation unit. 141f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekstatic RangeComparisonResult RangeCompare(SourceManager &SM, 142f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SourceRange R1, 14333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange R2) { 14433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R1.isValid() && "First range is invalid?"); 14533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R2.isValid() && "Second range is invalid?"); 146a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R1.getEnd() != R2.getBegin() && 147d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) 14833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeBefore; 149a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R2.getEnd() != R1.getBegin() && 150d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) 15133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeAfter; 15233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeOverlap; 15333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 15433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 155fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// \brief Determine if a source location falls within, before, or after a 156fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// a given source range. 157fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic RangeComparisonResult LocationCompare(SourceManager &SM, 158fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L, SourceRange R) { 159fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(R.isValid() && "First range is invalid?"); 160fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(L.isValid() && "Second range is invalid?"); 161a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (L == R.getBegin() || L == R.getEnd()) 162fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 163fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(L, R.getBegin())) 164fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeBefore; 165fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) 166fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 167fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek} 169fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 17076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// \brief Translate a Clang source range into a CIndex source range. 17176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// 17276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// Clang internally represents ranges where the end location points to the 17376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// start of the token at the end. However, for external clients it is more 17476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// useful to have a CXSourceRange be a proper half-open interval. This routine 17576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// does the appropriate translation. 176f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed KremenekCXSourceRange cxloc::translateSourceRange(const SourceManager &SM, 17776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar const LangOptions &LangOpts, 1780a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 17976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar // We want the last character in this location, so we will adjust the 1806a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // location accordingly. 1816a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // FIXME: How do do this with a macro instantiation location? 18276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar SourceLocation EndLoc = R.getEnd(); 1830a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { 1846a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); 18576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc = EndLoc.getFileLocWithOffset(Length); 18676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar } 18776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar 18876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, 18976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar R.getBegin().getRawEncoding(), 19076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc.getRawEncoding() }; 19176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar return Result; 19276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar} 1931db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1948a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 19533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor// Cursor visitor. 1968a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 1978a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 19889922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroffnamespace { 199f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 200b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor// Cursor visitor. 2017d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorclass CursorVisitor : public DeclVisitor<CursorVisitor, bool>, 202a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public TypeLocVisitor<CursorVisitor, bool>, 203a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public StmtVisitor<CursorVisitor, bool> 2047d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor{ 20533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The translation unit we are traversing. 206b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *TU; 207f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 20833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The parent cursor whose children we are traversing. 209b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursor Parent; 210f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The declaration that serves at the parent of any statement or 21233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// expression nodes. 213f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor Decl *StmtParent; 214f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The visitor function. 216b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor Visitor; 217f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The opaque client data, to be passed along to the visitor. 219b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData ClientData; 220f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2217d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // MaxPCHLevel - the maximum PCH level of declarations that we will pass on 2227d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // to the visitor. Declarations with a PCH level greater than this value will 2237d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // be suppressed. 2247d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor unsigned MaxPCHLevel; 22533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 22633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief When valid, a source range to which the cursor should restrict 22733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// its search. 22833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest; 229f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 230b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor using DeclVisitor<CursorVisitor, bool>::Visit; 2317d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor using TypeLocVisitor<CursorVisitor, bool>::Visit; 232a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor using StmtVisitor<CursorVisitor, bool>::Visit; 233f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 234f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// \brief Determine whether this particular source range comes before, comes 235f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// after, or overlaps the region of interest. 23633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// 237d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar /// \param R a half-open source range retrieved from the abstract syntax tree. 238f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek RangeComparisonResult CompareRegionOfInterest(SourceRange R); 239f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2400f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek class SetParentRAII { 2410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor &Parent; 2420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Decl *&StmtParent; 2430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor OldParent; 2440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek public: 2460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) 2470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) 2480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek { 2490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = NewParent; 2500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek ~SetParentRAII() { 2550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = OldParent; 2560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek }; 2600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 261b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorpublic: 262f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, 263f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek unsigned MaxPCHLevel, 26433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest = SourceRange()) 265f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek : TU(TU), Visitor(Visitor), ClientData(ClientData), 26633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest) 267b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor { 268b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.kind = CXCursor_NoDeclFound; 269b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[0] = 0; 270b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[1] = 0; 271b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[2] = 0; 272f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor StmtParent = 0; 273b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 274f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); 276788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 277788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 278788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor getPreprocessedEntities(); 279788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 280b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitChildren(CXCursor Parent); 281f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2827d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Declaration visitors 28309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek bool VisitAttributes(Decl *D); 2841ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockDecl(BlockDecl *B); 285b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitDeclContext(DeclContext *DC); 28679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTranslationUnitDecl(TranslationUnitDecl *D); 28779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTypedefDecl(TypedefDecl *D); 28879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTagDecl(TagDecl *D); 2894540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 29079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2914540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 29279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 29379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 29479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 2954540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 29679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 29779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 29823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 29979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 3004540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 30179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 3021ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 3031ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: ObjCPropertyDecl requires TypeSourceInfo, getter/setter locations, 3041ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // etc. 30579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 30679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 30779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 308a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 3098f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 3107d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3117d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 312f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: QualifiedTypeLoc doesn't provide any location information 313f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 3147d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 315f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 316f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 317f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: TemplateTypeParmTypeLoc doesn't provide any location information 318f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 319c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 320f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 321f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 322f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 323f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 324f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 325f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 326f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL); 327f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 3282332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement for TemplateSpecializationTypeLoc 3292332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 3302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 3312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 3322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 333f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 334a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 335a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 336a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 337f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor // FIXME: LabelStmt label? 338f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 339f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 3400f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 341263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 342263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 3430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek// bool VisitSwitchCase(SwitchCase *S); 344f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 345336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 3461ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 347336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3481ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 349c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 35081d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3518ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3521ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 353b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 354f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 355b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3560d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 357a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C); 358a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 35933e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 36033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 36133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 36233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 363b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 364b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 365b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 36633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 36733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 36833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 36933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 37033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 371b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 372b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 37333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 374b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 375b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 376f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 377b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 378b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 379b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 380b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 381b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 382b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 383b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 384b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 385b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3860d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 38733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 38833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 38933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 390a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 391f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 39233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 39333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 394f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 395b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 396b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 397b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 3980d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 399b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 400b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4012e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 402b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 403b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 404b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4050d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 406fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 407b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4080d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 409788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 410788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 411788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 412788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 413788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 414788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 415788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 416788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 417788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 418788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 419788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 420788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 427788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 428788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 429788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 430788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 431788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 432788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 433788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 451b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 452b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 453b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 454b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 455f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 456a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 457a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 458a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 459a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 460f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 461f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 462b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 464f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 465b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 466b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 467b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 468539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 469b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 470f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 471a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 472a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 473a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 474a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 475f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 476b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 477b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 47833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 47933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 4807b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor const std::vector<Decl*> &TLDs = CXXUnit->getTopLevelDecls(); 4817b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor for (std::vector<Decl*>::const_iterator it = TLDs.begin(), 4827b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor ie = TLDs.end(); it != ie; ++it) { 48333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (Visit(MakeCXCursor(*it, CXXUnit), true)) 4847b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4857b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4860396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4870396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 4880396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4893178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 4900396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 4918de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 4920396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 4930396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 494788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 495788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 4960396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 4970396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 4980396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 499788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5000396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5010396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5030396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5040396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5050396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5060396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5080396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5117b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 512b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 513f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 514b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 515b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 516dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 517dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5181ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 519fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 520fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5211ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 522664cffd330611d78fc0286f539589920a37ca328Ted Kremenek if (Stmt *Body = B->getBody()) 523664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return Visit(MakeCXCursor(Body, StmtParent, TU)); 524664cffd330611d78fc0286f539589920a37ca328Ted Kremenek 525664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return false; 5261ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5271ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 528b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 529b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 530b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 53109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 53223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 53323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 53423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 53523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 53623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 537d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 53833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 539a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 540d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 54133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 542d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 543d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 54433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 54533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 54633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 547f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 54833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 54933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 55033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 551f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 55233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 55333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 55433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 555f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 55633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 557f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 558d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 559b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 560b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 561f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 562b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 563dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 564dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5721ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 573f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 5821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 5831ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 5841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5851ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5861ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5877d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 5887d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 5897d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 5907d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 5917d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 5927d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 5937d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 5947d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 595b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 596f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (VisitDeclaratorDecl(ND)) 597f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 598f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 599a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 600a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 601a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 602f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 603b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 604b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 605dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6071ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6081ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 609f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6101ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6111ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 612f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6131ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6141ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6181ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 619f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6211ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 622f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6241ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 6274bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 6284bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6294bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 6304bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 631f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 6321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 6331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 6341ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 6361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 637f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 6391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 6401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 641f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 645a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 646a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 647a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 648a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 649b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 650b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 651b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 652b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 653f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 65478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 65578db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 65678db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 657b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 658b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 659f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 660a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 661dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 662dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6631ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 6641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 6651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 6661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 6671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 6681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 669f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 6711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6721ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 67323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 674fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 675fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 676fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 67723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 67823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 67923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 68023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 68123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 68223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 68423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 68523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 68623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 68823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 68923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 69023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 69123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 69323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 69623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 69723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 69823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 69923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 70023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 70323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 70423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 70523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 70823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 70923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 710b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 711dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 712b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 713b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 714f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 715b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 716b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 717f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 71878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 71978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 72078db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 721b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 722b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 723f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 724a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 725dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 726dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 7281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 7291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 732ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 733ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 734ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 735ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 736f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 7381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 7411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 7421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 7431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 7441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 7451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 746f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 7471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 748a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 7491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 750f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 752dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 753dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 7551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 7581ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 759b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 760b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 761f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 762f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 763dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 764dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 7661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 7671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 7681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 769f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 771dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 7725e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 7738f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 7748f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 7758f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 7768f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 777a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 778a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 779a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 780a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 781f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 782f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 783f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 784f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 785f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 786f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 787f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 7886b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 789f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 7906b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 7916b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 792f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 793f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 7946b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 7956b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 7966b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 7976b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 7986b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 799f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 8006b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 8016b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 8026b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 803f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 804f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 805c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 8066b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 8076b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 8086b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 8096b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 810f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 811f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 8126b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 813f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8146b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8156b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 816f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8176b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 818f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 819f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 820f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8216b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8226b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 8236b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 8246b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 8256b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 826f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 827f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 828f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 829f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 830f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 831f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 832f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 833f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 834f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 835f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 836f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 837f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 838f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 839f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 8407d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 8417d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 8427d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 8437d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 844f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 845f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 846f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 847f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 848f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 849f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 850f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 851f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 852f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 853f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 854f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 855f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 856c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 857c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 858c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 859c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 860c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 861c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 862c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 863f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 864f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 865f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 866f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 867f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 868f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 869f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 870f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 871f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 872f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 873c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 874f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 875f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 876f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 877f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 878f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 879f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 880f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 881f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 882f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 883f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 884f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 885f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 886f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 887f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 888f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 889f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 890f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 891f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 892f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 893f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 894f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 895f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 896f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 897f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getResultLoc())) 898f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 899f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 900f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 9015dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 9025dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 9035dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 904f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 905f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 906f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 907f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 908f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 909f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 910f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 911f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 912f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 913f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 914f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 915f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 916f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 917f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 9182332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 9192332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 9202332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9212332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9222332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 9232332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 9242332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 9252332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9262332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 9272332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9282332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 929a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 930a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 931a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 9320f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 9330f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 9340f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 935a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 936f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 937a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 938a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 939a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 9400f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 9410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 9420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 9440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 9450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 9470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 9480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 9490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 9500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 9510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 9520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 9530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 9550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 9560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 9580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 9590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 9610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 9620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 9630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 9650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 9660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 9670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 9680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 9690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 9700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 9740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 9750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 9760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 9770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 9780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 9790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 9800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 9850f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 986a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 987a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 988a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 989263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 990a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 991a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 992f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 993a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 994a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 995a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 996f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 997f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 998f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 999f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1000f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1001f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1002263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1003263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1004f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1005f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1006f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1007f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1008f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1009f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1010f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1011f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1012f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1013f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1014f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1015f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1016f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1017f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1018263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1019f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1020263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1021263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1022f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1023263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1024263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1025f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1026263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1027263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1028263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1029263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1030f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1031f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1032263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1033263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1034263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1035263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1036263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1037263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1038263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1039263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1040263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1041263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1042263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1043263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1044263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1045263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1046f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1047f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1048263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1049263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1050263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1051263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1052f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1053f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1054f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1055f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1056f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1057f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 10581ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 10591ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 10601ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 10611ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 10628ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 10638ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 10648ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 10658ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 10668ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 10678ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 10688ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 10698ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1070336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1071336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1072336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1073336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1074f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1075336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1076336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1077f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1078336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1079336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1080336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1081336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1082336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1083336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1084336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1085f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1086336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1087336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1088336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1089336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1090336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1091336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1092336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1093f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1094336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1095336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1096336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1097c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 109804badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 109904badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 110004badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1101c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1102c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1103c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1104c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 110581d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 110681d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 110781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 110881d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 110981d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 111009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 111109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek for (const Attr *A = D->getAttrs(); A; A = A->getNext()) 111209dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek if (Visit(MakeCXCursor(A, D, TU))) 111309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 111409dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 111509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 111609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 111709dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 11185e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 11190a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 11200a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1121a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1122e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1123e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 11240a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 11250a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1126e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1127600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1128600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11299ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 11302b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 11312b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 11322bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 11332bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 11348506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 11352b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 11362b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11372b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 11382b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 11398506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 11408506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11419ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1142a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 11432b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11442b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1145f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11467d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11470d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 114828019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 114928019772db70d4547be05a042eb950bc910f134fDouglas Gregor return ASTUnit::LoadFromPCHFile(ast_filename, Diags, 1150a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1151a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1152600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1153600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11549ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 11559ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 11569ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 11579ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 11584db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 11594db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1160a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 11615a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 11625a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 11635a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 11645a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 11655a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 11665a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 11675a43021ac491bf091494167127772a20d9a9bb48Douglas GregorCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 11685a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char *source_filename, 11695a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char **command_line_args, 11705a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor int num_command_line_args, 11715a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor struct CXUnsavedFile *unsaved_files, 11725a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned num_unsaved_files, 11735a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned options) { 11742b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11752b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1176f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1177e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1178e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 11795352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 11805352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 118128019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 118228019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1183f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11844db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 11854db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1186a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1187f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1188a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 11894db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 11904db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 11914db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1192f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11938506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 11948506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 11958506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11968506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 11978506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 11988506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 11998506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 12008506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 120152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 120252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 120352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 120452ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 120552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 120652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 120752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1208a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 120952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 12108506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 12118506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 12125a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 12135a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 12145a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-Xclang"); 12155a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 12165a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor } 12175352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1218f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 121929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 122029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 12218a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1222f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1223942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1224942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 12253687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1226869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1227942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 12284db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1229a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 123094dc8f640ebea52241412512ed48601626edbc58Douglas Gregor /*CaptureDiagnostics=*/true)); 1231f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12320a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 123334f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 123434f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1235405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1236405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 12370a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 12380a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1239274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1240274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1241274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1242274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 12430a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1244274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1245274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1246274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1247274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1248274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 124983c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 12500a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 12510a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1252942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 1253942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar return Unit.take(); 12548506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 12558506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1256139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 125774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 12580d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1259139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1260139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 12615e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 12620d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1263139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 126474cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 12650d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1266139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1267139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1268139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 12690d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 12700d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1271139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 127237b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1273139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1274c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1275c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 127652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 127752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 127852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 127952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 128052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 128152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 128252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1283a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1284139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 12854db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 12864db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 12874db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 12884db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 12894db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor return 0; 1290f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12914db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 12924db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 12934db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 12944db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1295f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1296139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1297139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1298139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1299139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1300139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1301139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1302139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1303139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1304139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1305139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1306139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1307139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1308139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1309139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1310139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1311e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 13120d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1313d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1314c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1315c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1316c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1317d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1318d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1319d93256e55673a17d18543397ec462416acb13792Douglas Gregor 132094dc8f640ebea52241412512ed48601626edbc58Douglas Gregor argv.push_back("-Xclang"); 132194dc8f640ebea52241412512ed48601626edbc58Douglas Gregor argv.push_back("-detailed-preprocessing-record"); 132294dc8f640ebea52241412512ed48601626edbc58Douglas Gregor 1323139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 132474cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 132574cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1326feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1327feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1328feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1329379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1330d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1331d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1332379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1333936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1334379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 13350d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1336936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1337936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1338379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1339936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1340936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1341779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1342936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1343779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1344f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 134532141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1346379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 13470829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 13483687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor ASTUnit *ATU = ASTUnit::LoadFromPCHFile(astTmpFile, Diags, 13494db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 13504db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1351a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1352a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1353a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1354a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1355a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1356a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1357a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1358405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 13590a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 13600a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 13610a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 13620a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1363f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1364f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 13650a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 13660a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 13670a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 13680a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 13690a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 13700a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 13710a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 13720a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 13730a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 13740a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1375274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1376274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1377274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1378274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 13790a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1380274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1381274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1382274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1383274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1384274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1385274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1386274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1387a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1388d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1389313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1390313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1391313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1392313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 1393313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(llvm::sys::Path(ATU->getPCHFileName())); 1394313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1395313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1396313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1397313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1398313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1399313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1400313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1401313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 1402e19944c93961b7618f4f3f3185f698f46369ea54Steve Naroff return ATU; 14035b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 14045b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 14059ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 14062b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CTUnit) 14072b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 14082bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 14090d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1410abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregorint clang_reparseTranslationUnit(CXTranslationUnit TU, 1411abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor unsigned num_unsaved_files, 1412abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor struct CXUnsavedFile *unsaved_files) { 1413abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1414abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return 1; 1415abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1416abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1417abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1418abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1419abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 1420abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1421abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1422abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1423abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1424abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1425abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1426abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.size())? 1 : 0; 1427abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1428abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 14299ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 14302b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1431ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1432f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 143377accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1434ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1435af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 14361eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 14377eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1438b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 14397eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 14407eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 14417eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1442fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1443600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1444fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 14451db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 14461db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 14471db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1448b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1449b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 14505352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1451b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1452b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1453b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1454b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 145590a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 145690a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 145790a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1458b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1459b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1460b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1461b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1462b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1463b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 146442748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1465b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 146642748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1467b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1468b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1469b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1470f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1471b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1472f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14731a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1474b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1475b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 14765352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 14775352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 14785352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 14795352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1480d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1481b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 14825352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 14835352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 14845352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1485f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1486f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 14875352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1488b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1489b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1490b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 149146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 149246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 149346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 149446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 149546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 14961db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 14971db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1498bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 149946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 150046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 150146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 150246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 150346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 150446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 150546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 150646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 150746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 150846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 150946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1510bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1511bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 15121db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 15131db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15141db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 15151db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 15161db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 15171db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 15181db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 15191db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1520e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 152146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1522e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1523e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 15241db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1525f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15265352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 15271db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15281db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15291db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15301db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1531bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15325352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 15331db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15341db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15351db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1536b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1537b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 15381db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1539fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1540fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1541fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1542fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 154374844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 154498258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 154574844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1546f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 154788145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 154874844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 154988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 155088145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 155188145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 155298258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 155398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1554f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 155588145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 155688145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1557ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1558f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1559b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1560b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1561b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1562f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1563b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1564f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1565b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1566b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1567b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1568b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1569f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1570fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1571fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1572fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1573fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1574fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1575fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1576fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1577fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1578fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1579fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1580fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1581fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1582fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1583f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1584fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1585fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1586fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1587fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1588fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1589fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1590f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1591fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1592fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1593ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1594c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1595c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1596c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1597c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1598c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1599c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1600c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1601c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1602c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1603c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1604c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1605c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1606fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1607f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1608f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1609b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1610b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1611b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1612b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1613b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor unsigned PCHLevel = Decl::MaxPCHLevel; 1614f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1615b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Set the PCHLevel to filter out unwanted decls if requested. 1616b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (CXXUnit->getOnlyLocalDecls()) { 1617b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor PCHLevel = 0; 1618f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1619b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // If the main input was an AST, bump the level. 1620b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (CXXUnit->isMainFileAST()) 1621b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor ++PCHLevel; 1622b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 1623f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1624b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, PCHLevel); 1625b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 1626b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 1627b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 162878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 162978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 163078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 1631ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1632f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 163378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 1634ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 1635f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 163678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 163778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 163878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 163978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 1640ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 1641f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 164250aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 164350aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 164450aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 164550aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 164650aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 164778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 1648f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 16499ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 16507eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 1651b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 16527eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1653f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 1654f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 1655acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 16562e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 1657ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 1658acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1659acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 16601adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 1661ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 1662acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1663acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 166478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 1665f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 1666ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 1667acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 16687d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 16697d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 16707d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 16717d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1672ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 1673ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 16747d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 16757d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1676acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 1677ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 1678f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 1679f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 168097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 168197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 168297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 168397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 168478205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 1685ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 168697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 168797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 16884ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 16894ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 16904ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 16914ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 1692572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1693572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 1694572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 1695572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 169660cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 169760cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 1698e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1699ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1700f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1701f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 1702e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 170389922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 1704e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 1705e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 1706e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 1707e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 1708e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 1709e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 1710e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 1711e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 1712e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 1713e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 1714e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 1715e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 1716e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 1717e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 1718e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 1719e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 1720e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 1721e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 1722e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 1723e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 1724e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 1725e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 1726e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 1727e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 1728e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 1729e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 1730e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 1731e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 1732e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 1733e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 1734e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 1735e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 1736e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 1737e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 1738e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 1739e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 1740e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 1741e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 17428bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 17438bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 1744e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 1745e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 1746e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 1747e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 1748e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 1749e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 1750e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 1751e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 1752e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 1753e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 1754e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 1755e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 17561ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 17571ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 1758e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 1759e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 1760e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 1761e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 1762e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 1763e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 1764e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 1765e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 1766e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 1767e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 1768e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 1769e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 1770292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 1771292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 1772e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 1773e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 1774e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 1775e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 1776e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 1777e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 1778e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 1779e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 1780e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 1781e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 17829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 17839f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 1784857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 1785857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 17869f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 17879f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 1788572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 1789572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 17904807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 17914807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 17928f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 17938f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 1794a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 1795a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 179689922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 1797e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1798deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 1799e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 1800600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 180189922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 1802e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 1803e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 180433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 180533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 180633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 180733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 180833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 1809e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1810b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 1811b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 1812f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 1813e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1814b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 1815b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1816bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 1817bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 1818a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // Translate the given source location to make it point at the beginning of 1819a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // the token under the cursor. 1820a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 1821a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), 1822a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor CXXUnit->getASTContext().getLangOptions()); 1823a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 182433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 182533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 182633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 182733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 182833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 182933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 1830e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 1831a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Decl::MaxPCHLevel, SourceLocation(SLoc)); 183233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 183377128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 1834e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 183577128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 183677128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 1837738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 18385bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 1839738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 1840738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 1841738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 1842283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 1843738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 18440d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 18459ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 184677128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 184777128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 184877128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 18499ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 185089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 185189922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 18522d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 18539ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 1854f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 1855f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1856f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 185797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 185897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 185997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 186097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 186197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 186297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 186397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 186497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 18657eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 18667eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 18677eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 18687eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 18699f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 18709f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 18719f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 18729f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 1873ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 1874ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 1875ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 1876ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 1877ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 1878ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 1879ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 1880ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 1881ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 1882ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 1883ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 1884ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 18859ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 18869efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 18879efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 18889efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 188998258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 189098258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 1891f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 1892f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 1893f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1894f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 1895a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1896f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1897f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1898f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 1899f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 1900f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 1901a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1902f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1903f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1904f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 1905f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1906f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 1907a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1908f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 19097d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1910f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 19117d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 1912a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 19137d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 1914f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1915f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 1916f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1917f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 1918f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 191998258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 192097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 192197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1922f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 192397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 192497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 19259f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 19269f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 19279f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19289f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 19294807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 19304807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 19314ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 19324ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 19334807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19344807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 1935572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 1936572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 1937572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 1938572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 1939572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 19409f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 19419a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 19425352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 194398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 1944f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 1945f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 1946f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 1947f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 19482ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 194988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 1950a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 1951a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} // end extern "C" 1952a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 1953a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C) { 1954a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 1955a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 1956a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCSuperClassRef: 1957a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCSuperClassRef(C).second; 1958f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1959a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCProtocolRef: 1960a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCProtocolRef(C).second; 1961f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1962a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCClassRef: 1963a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCClassRef(C).second; 19647d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1965a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_TypeRef: 1966a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorTypeRef(C).second; 1967f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1968a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor default: 1969a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1970a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor llvm_unreachable("Missed a reference kind"); 1971a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 1972a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 197397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 197497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1975a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorExpr(C)->getSourceRange(); 197633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 197733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 1978a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorStmt(C)->getSourceRange(); 1979f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1980a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_PreprocessingDirective) 1981a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorPreprocessingDirective(C); 19824807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 1983a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 1984a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 1985572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 1986a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1987a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 19889f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 1989a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) 1990a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorDecl(C)->getSourceRange(); 1991a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 1992a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return SourceRange(); 1993a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} 1994a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 1995a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorextern "C" { 1996a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 1997a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 1998a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange R = getRawCursorExtent(C); 1999a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R.isInvalid()) 20005352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2001f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2002a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 2003a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 2004c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2005c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 2006b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2007b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2008f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2009b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2010b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2011c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2012f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 201397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 201497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 201597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2016b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 201797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 201897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 201997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2020bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2021bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2022bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2023bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2024bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2025c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2026c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2027f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2028c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2029c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2030b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2031f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2032f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2033b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2034f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2035f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2036b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 20377d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2038f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 20397d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 2040f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2041c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2042c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2043c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2044c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2045c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2046c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2047f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2048c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2049c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2050c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2051b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2052b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2053b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2054f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2055b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2056f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2057b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 205897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2059b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2060b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2061b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2062b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2063bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2064bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2065bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2066b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2067b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2068b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2069b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2070b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2071b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2072f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2073b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2074b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2075b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2076b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2077b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2078b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2079b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2080b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2081b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2082b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2083b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2084b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2085b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2086b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2087b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2088b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 20896206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2090b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2091b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2092b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2093b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2094b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2095b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2096b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2097b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2098b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2099b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2100b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2101b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2102b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2103b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2104b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2105b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2106b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2107b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2108b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2109b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2110b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2111b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2112b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2113b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2114b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2115b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2116b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2117b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2118b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2119952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2120b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2121b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2122b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2123b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2124b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2125b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2126b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2127b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2128b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2129b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2130b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2131b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2132b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2133b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2134b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 213531310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 213631310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 213731310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 213831310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2139b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2140f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2141b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2142b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2143b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2144b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2145b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2146b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2147f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2148b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2149b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2150952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 2151b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return MakeCXCursor( 2152f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2153b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2154b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2155b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2156b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2157b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2158b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2159b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2160f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2161f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2162b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2163b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2164b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2165b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2166b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2167b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2168f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2169b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2170b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2171b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2172b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2173b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2174b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2175b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2176b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2177f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2178b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2179b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2180b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2181b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2182b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2183b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2184b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2185b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2186b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2187b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2188b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2189b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2190b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2191b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2192b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2193b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2194b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2195b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2196b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2197b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2198b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2199b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2200b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2201b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2202b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2203b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2204b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2205b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2206b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2207b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2208b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2209b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2210b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2211b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2212b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2213b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2214b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2215b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2216b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2217b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2218b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2219b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2220b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2221b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2222b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2223f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2224b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2225b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2226b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2227b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2228b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2229b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2230b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2231b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2232b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2233b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2234f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2235b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2236b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2237b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2238b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2239b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2240b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2241f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2242b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2243b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2244b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2245b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2246b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2247b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2248b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2249b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2250b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2251b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2252b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2253b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2254b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2255b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2256b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2257b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2258b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2259b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2260b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2261b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2262b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2263b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2264b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2265b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2266b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2267b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2268b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2269b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2270b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2271b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2272b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2273b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2274b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2275b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2276b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2277b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2278b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2279b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2280b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2281b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 22820d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 22834ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 22844ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 22854ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 22864ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 22874ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 22889ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2289283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2290283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 22914ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 22924ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2293f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22944ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 22954ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 22964ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 22974ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 22984ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 22994ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 23004ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 23014ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2302f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 23030a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 23040a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 23050a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 23060a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2307fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2308fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2309fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2310fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2311fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2312fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2313fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2314fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2315fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2316fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2317fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2318f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2319fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2320fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2321fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2322fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2323fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2324fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2325fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2326fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2327fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2328fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2329fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2330fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2331fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2332ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2333ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2334fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2335fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2336fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2337fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2338ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2339fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2340f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2341fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2342fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2343fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2344fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2345f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2346f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2347fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2348fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2349fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2350ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2351f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2352fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2353fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2354fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2355f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2356f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2357f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2358f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2359aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2360fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2361f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2362fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2363f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2364fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2365fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2366fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2367fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2368f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2369fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2370fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2371fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2372fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2373fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2374fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 23755352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 23765352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2377f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2378f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2379fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2380fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2381f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2382fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2383fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2384fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2385fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2386fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2387fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2388f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2389fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2390fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2391fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2392f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2393bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2394bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 239585b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2396fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2397fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2398f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2399fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2400fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2401fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2402fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2403fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2404f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2405fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2406fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2407fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2408f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2409f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2410f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2411f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2412f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 241347a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 241447a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2415aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2416fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2417fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2418f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2419fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2420f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2421fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2422f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2423fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2424fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2425fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2426fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2427fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2428fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2429fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2430f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2431fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2432fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2433f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2434fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2435fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2436fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2437fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2438f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2439fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2440fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2441fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2442fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2443fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2444aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2445fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2446fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2447f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2448f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2449f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2450f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2451aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2452aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2453f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2454fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2455fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2456aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2457aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2458aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2459aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2460aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2461aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2462aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2463aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2464aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2465fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2466fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2467fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2468fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2469fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2470fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2471fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2472fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2473fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2474fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2475f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2476fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2477fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2478f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2479fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2480fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2481fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2482fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 24830045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 24846db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 24856db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 24866db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 24876db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 24886db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24896db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 24906db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24916db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 24926db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 24936db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 24946db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24950045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2496fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2497fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2498fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 24996db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 25006db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 25016db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 250211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 250311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 250411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2505fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2506fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2507fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2508fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2509fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2510fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2511fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2512fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2513fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2514fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2515fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 25166db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 251711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2518fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2519fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 252011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2521fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2522fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2523fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2524fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 252511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2526fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 25276db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2528fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 25296db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 25306db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 25310045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2532fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2533fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2534fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2535fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2536fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2537fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 253811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2539fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2540fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2541fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2542fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2543fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2544fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2545fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 254611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2547fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2548fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2549fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2550fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 255111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 255211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 255311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 25546db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 25556db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2556fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2557fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2558fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2559fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 25600045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 25610045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2562fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2563a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange cursorRange = getRawCursorExtent(cursor); 2564a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2565fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 2566fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2567a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2568fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 2569fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2570a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 2571a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 2572a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 257323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 257423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 257523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 257623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 257723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 257823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 257923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 258023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 2581a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 2582a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 2583bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 25846bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 25856bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 2586a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 2587a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2588a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2589a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2590a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2591fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 2592fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 2593fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit || 2594fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek L.isMacroID()) 2595fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ? clang_getNullCursor() : parent; 2596fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2597fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2598fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2599fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2600fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2601fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2602fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2603fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2604fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2605fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2606fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2607fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2608fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2609fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2610fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2611fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2612fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2613fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 2614fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 2615fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 2616fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 2617fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2618fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 2619fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2620fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2621fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2622fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2623fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2624fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 2625fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2626fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2627fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2628fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2629fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2630fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2631fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2632fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2633fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2634fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 26356db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2636fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 2637fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 2638fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2639fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 2640fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 2641fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 2642fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 2643fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 2644fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 2645fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2646fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 2647fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 2648fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2649fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2650fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2651fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 2652fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 2653fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 2654fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2655fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2656fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 2657fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 26580045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 26590045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 26606db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 26616db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 26626db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 26636db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 26646db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 26656db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26666db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 26676db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2668fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 2669fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 2670fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 2671fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2672fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 26730045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2674fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26750045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2676fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 2677fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 2678fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2679fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 2680fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 26810045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2682fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2683fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2684bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2685fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26860396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 26870045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 2688fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 2689fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 2690a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor RegionOfInterest.setEnd(cxloc::translateSourceLocation( 2691a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor clang_getTokenLocation(TU, 2692a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Tokens[NumTokens - 1]))); 2693fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26940396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 26950396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 26960045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 2697fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2698fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 26990396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 27009f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 27019f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 27029f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 27039f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 27049f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 2705fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27069f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 27070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 27080396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 27090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 27100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 27119f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 27129f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2713fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 27144ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 27159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 2716fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2717fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 27189f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 27194807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 27209f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 27219f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 2722fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27239f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 27249f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 27259f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 27269f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 27279f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 27289f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 27299f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 27309f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 27319f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 27329f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 27339f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 27349f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 2735fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 27369f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 2737fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27389f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 27399f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 2740fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 2741fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 27426db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 27439f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 27449f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 27459f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2746fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27479f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 27489f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 2749fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27509f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 27519f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2752fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27534807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 27549f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 27559f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 27564ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 2757fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27580396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 2759fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 2760fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 2761fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 2762fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 2763fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2764fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 2765fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2766fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 276716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 276816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 276916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 277016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 277116b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 27720396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 27730396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 27740396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 277516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 277616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 277716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 277816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 277916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 278016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 278116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 278216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 278316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 278416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 278516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 278616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 278716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 278816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 278945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 279045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 279145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 279245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 279345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 279445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 279545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 279645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 279745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 279845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 279945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 280045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 280145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 280245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 280345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 280445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 280545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 280645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 280745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 280845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 280945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 281045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 281145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 281245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 281345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 281445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 281545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 281645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 281745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 281845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 281945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 282045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 282145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 282245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 282345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 282445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 282545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 282645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 282745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 282845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 282945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 283045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 283145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 283245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 283345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 283445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 283545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 283645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 283745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 283845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 283945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 284045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 284145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 284245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 284345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 284445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 284545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 284645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 284745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 284845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 28499ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28509ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28519ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 28529ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28539ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28549ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 28559ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 28569ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 28579ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 28589ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 28599ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 286040b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 2861b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 28629ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 28639ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 286445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 2865fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 2866fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2867fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2868fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 2869fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 2870fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 2871fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 28724ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 2873fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 2874fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 2875fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 2876fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 287704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2878fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 287904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2880ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 2881ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 2882ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 2883ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 2884ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 2885ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 2886ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2887ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 2888ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 2889ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2890ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 2891ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2892ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 2893ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 2894ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 2895ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 2896ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 2897ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 2898ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 2899ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 2900ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 2901ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2902ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 2903ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 2904ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2905ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 2906ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2907ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 2908ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 290904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 291004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 291104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 2912f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 291304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 291404bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2915a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 2916ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 291704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 291804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 291904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 2920