CIndex.cpp revision 5a43021ac491bf091494167127772a20d9a9bb48
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?"); 146d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (R1.getEnd() == R2.getBegin() || 147d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) 14833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeBefore; 149d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 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?"); 161fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L == R.getBegin()) 162fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 163fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L == R.getEnd()) 164fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 165fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(L, R.getBegin())) 166fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeBefore; 167fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) 168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 169fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 170fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek} 171fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 17276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// \brief Translate a Clang source range into a CIndex source range. 17376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// 17476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// Clang internally represents ranges where the end location points to the 17576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// start of the token at the end. However, for external clients it is more 17676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// useful to have a CXSourceRange be a proper half-open interval. This routine 17776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// does the appropriate translation. 178f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed KremenekCXSourceRange cxloc::translateSourceRange(const SourceManager &SM, 17976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar const LangOptions &LangOpts, 1800a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 18176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar // We want the last character in this location, so we will adjust the 1826a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // location accordingly. 1836a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // FIXME: How do do this with a macro instantiation location? 18476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar SourceLocation EndLoc = R.getEnd(); 1850a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { 1866a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); 18776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc = EndLoc.getFileLocWithOffset(Length); 18876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar } 18976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar 19076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, 19176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar R.getBegin().getRawEncoding(), 19276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc.getRawEncoding() }; 19376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar return Result; 19476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar} 1951db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1968a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 19733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor// Cursor visitor. 1988a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 1998a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 20089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroffnamespace { 201f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 202b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor// Cursor visitor. 2037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorclass CursorVisitor : public DeclVisitor<CursorVisitor, bool>, 204a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public TypeLocVisitor<CursorVisitor, bool>, 205a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public StmtVisitor<CursorVisitor, bool> 2067d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor{ 20733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The translation unit we are traversing. 208b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *TU; 209f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The parent cursor whose children we are traversing. 211b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursor Parent; 212f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The declaration that serves at the parent of any statement or 21433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// expression nodes. 215f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor Decl *StmtParent; 216f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The visitor function. 218b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor Visitor; 219f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The opaque client data, to be passed along to the visitor. 221b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData ClientData; 222f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2237d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // MaxPCHLevel - the maximum PCH level of declarations that we will pass on 2247d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // to the visitor. Declarations with a PCH level greater than this value will 2257d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // be suppressed. 2267d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor unsigned MaxPCHLevel; 22733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 22833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief When valid, a source range to which the cursor should restrict 22933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// its search. 23033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest; 231f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 232b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor using DeclVisitor<CursorVisitor, bool>::Visit; 2337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor using TypeLocVisitor<CursorVisitor, bool>::Visit; 234a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor using StmtVisitor<CursorVisitor, bool>::Visit; 235f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 236f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// \brief Determine whether this particular source range comes before, comes 237f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// after, or overlaps the region of interest. 23833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// 239d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar /// \param R a half-open source range retrieved from the abstract syntax tree. 240f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek RangeComparisonResult CompareRegionOfInterest(SourceRange R); 241f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek class SetParentRAII { 2430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor &Parent; 2440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Decl *&StmtParent; 2450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor OldParent; 2460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek public: 2480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) 2490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) 2500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek { 2510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = NewParent; 2520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek ~SetParentRAII() { 2570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = OldParent; 2580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek }; 2620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 263b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorpublic: 264f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, 265f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek unsigned MaxPCHLevel, 26633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest = SourceRange()) 267f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek : TU(TU), Visitor(Visitor), ClientData(ClientData), 26833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest) 269b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor { 270b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.kind = CXCursor_NoDeclFound; 271b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[0] = 0; 272b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[1] = 0; 273b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[2] = 0; 274f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor StmtParent = 0; 275b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 276f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); 278788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 279788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 280788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor getPreprocessedEntities(); 281788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 282b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitChildren(CXCursor Parent); 283f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2847d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Declaration visitors 28509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek bool VisitAttributes(Decl *D); 2861ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockDecl(BlockDecl *B); 287b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitDeclContext(DeclContext *DC); 28879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTranslationUnitDecl(TranslationUnitDecl *D); 28979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTypedefDecl(TypedefDecl *D); 29079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTagDecl(TagDecl *D); 2914540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 29279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2934540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 29479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 29579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 29679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 2974540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 29879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 29979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 30023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 30179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 3024540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 30379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 3041ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 3051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: ObjCPropertyDecl requires TypeSourceInfo, getter/setter locations, 3061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // etc. 30779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 30879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 30979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 310a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 3118f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 3127d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3137d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 314f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: QualifiedTypeLoc doesn't provide any location information 315f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 3167d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 317f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 318f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 319f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: TemplateTypeParmTypeLoc doesn't provide any location information 320f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 321c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 322f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 323f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 324f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 325f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 326f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 327f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 328f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL); 329f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 3302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement for TemplateSpecializationTypeLoc 3312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 3322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 3332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 3342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 335f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 336a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 337a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 338a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 339f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor // FIXME: LabelStmt label? 340f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 341f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 3420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 343263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 344263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 3450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek// bool VisitSwitchCase(SwitchCase *S); 346f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 347336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 3481ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 349336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3501ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 351c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 35281d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3538ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3541ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 355b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 356f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 357b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3580d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 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) { 390f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar SourceRange Range = 391f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar cxloc::translateCXSourceRange(clang_getCursorExtent(Cursor)); 392f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 39333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 39433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 395f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 396b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 397b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 398b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 3990d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 400b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 401b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4022e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 403b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 404b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 405b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4060d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 407fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 408b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4090d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 410788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 411788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 412788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 413788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 414788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 415788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 416788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 417788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 418788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 419788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 420788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 427788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 428788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 429788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 430788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 431788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 432788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 433788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 451788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 452b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 453b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 454b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 455b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 456f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 457a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 458a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 459a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 460a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 461f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 462f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 463b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 465f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 466b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 467b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 468b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 469539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 470b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 471f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 472a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 473a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 474a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 475a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 476f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 477b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 478b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 47933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 48033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 4817b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor const std::vector<Decl*> &TLDs = CXXUnit->getTopLevelDecls(); 4827b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor for (std::vector<Decl*>::const_iterator it = TLDs.begin(), 4837b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor ie = TLDs.end(); it != ie; ++it) { 48433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (Visit(MakeCXCursor(*it, CXXUnit), true)) 4857b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4867b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4870396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4880396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 4890396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4903178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 4910396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 4928de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 4930396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 4940396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 495788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 496788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 4970396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 4980396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 4990396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 500788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5010396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5030396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5040396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5050396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5060396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5080396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5110396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5127b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 513b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 514f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 515b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 516b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 517dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 518dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5191ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 520fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 521fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5221ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 5231ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(MakeCXCursor(B->getBody(), StmtParent, TU)); 5241ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5251ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 526b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 527b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 528b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 52909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 53023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 53123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 53223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 53323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 53423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 535d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 53633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 537d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SourceRange Range = 538d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar cxloc::translateCXSourceRange(clang_getCursorExtent(Cursor)); 539d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 54033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 541d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 542d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 54333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 54433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 54533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 546f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 54733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 54833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 54933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 550f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 55133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 55233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 55333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 554f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 55533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 556f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 557d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 558b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 559b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 560f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 561b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 562dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 563dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 572f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5731ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 5811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 5821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 5831ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5851ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5867d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 5877d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 5887d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 5897d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 5907d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 5917d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 5927d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 5937d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 594b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 595f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (VisitDeclaratorDecl(ND)) 596f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 597f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 598a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 599a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 600a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 601f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 602b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 603b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 604dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6071ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 608f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6091ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6101ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 611f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6121ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6131ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6141ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 618f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 621f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6221ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6241ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 6264bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 6274bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6284bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 6294bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 630f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 6311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 6321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 6331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 6341ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 636f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 6381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 6391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 640f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 644a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 645a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 646a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 647a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 648b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 649b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 650b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 651b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 652f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 65378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 65478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 65578db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 656b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 657b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 658f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 659a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 660dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 661dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6621ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 6631ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 6641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 6651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 6661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 6671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 668f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 6701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 67223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 673fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 674fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 675fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 67623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 67723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 67823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 67923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 68023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 68123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 68323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 68423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 68523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 68723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 68823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 68923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 69023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 69223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 69523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 69623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 69723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 69823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 69923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 70223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 70323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 70423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 70723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 70823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 709b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 710dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 711b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 712b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 713f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 714b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 715b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 716f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 71778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 71878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 71978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 720b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 721b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 722f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 723a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 724dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 725dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 7271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 7281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 731ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 732ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 733ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 734ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 735f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 7371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 7411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 7421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 7431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 7441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 745f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 7461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 747a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 7481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 749f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 751dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 752dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 7551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 758b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 759b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 760f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 761f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 762dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 763dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 7651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 7661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 7671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 768f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 770dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 7715e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 7728f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 7738f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 7748f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 7758f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 776a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 777a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 778a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 779a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 780f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 781f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 782f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 783f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 784f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 785f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 786f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 7876b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 788f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 7896b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 7906b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 791f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 792f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 7936b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 7946b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 7956b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 7966b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 7976b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 798f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 7996b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 8006b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 8016b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 802f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 803f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 804c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 8056b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 8066b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 8076b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 8086b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 809f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 810f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 8116b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 812f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8136b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8146b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 815f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8166b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 817f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 818f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 819f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8206b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8216b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 8226b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 8236b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 8246b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 825f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 826f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 827f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 828f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 829f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 830f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 831f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 832f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 833f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 834f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 835f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 836f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 837f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 838f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 8397d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 8407d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 8417d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 8427d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 843f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 844f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 845f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 846f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 847f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 848f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 849f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 850f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 851f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 852f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 853f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 854f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 855c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 856c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 857c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 858c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 859c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 860c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 861c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 862f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 863f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 864f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 865f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 866f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 867f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 868f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 869f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 870f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 871f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 872c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 873f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 874f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 875f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 876f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 877f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 878f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 879f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 880f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 881f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 882f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 883f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 884f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 885f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 886f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 887f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 888f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 889f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 890f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 891f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 892f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 893f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 894f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 895f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 896f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getResultLoc())) 897f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 898f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 899f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 9005dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 9015dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 9025dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 903f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 904f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 905f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 906f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 907f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 908f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 909f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 910f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 911f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 912f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 913f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 914f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 915f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 916f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 9172332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 9182332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 9192332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9202332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9212332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 9222332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 9232332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 9242332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9252332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 9262332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9272332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 928a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 929a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 930a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 9310f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 9320f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 9330f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 934a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 935f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 936a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 937a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 938a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 9390f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 9400f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 9410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 9430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 9440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 9460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 9470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 9480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 9490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 9500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 9510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 9520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 9540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 9550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 9570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 9580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 9600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 9610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 9620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 9640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 9650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 9660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 9670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 9680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 9690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 9730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 9740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 9750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 9760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 9770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 9780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 9790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 9840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 985a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 986a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 987a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 988263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 989a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 990a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 991f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 992a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 993a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 994a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 995f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 996f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 997f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 998f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 999f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1000f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1001263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1002263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1003f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1004f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1005f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1006f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1007f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1008f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1009f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1010f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1011f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1012f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1013f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1014f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1015f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1016f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1017263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1018f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1019263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1020263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1021f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1022263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1023263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1024f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1025263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1026263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1027263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1028263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1029f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1030f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1031263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1032263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1033263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1034263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1035263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1036263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1037263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1038263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1039263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1040263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1041263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1042263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1043263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1044263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1045f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1046f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1047263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1048263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1049263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1050263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1051f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1052f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1053f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1054f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1055f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1056f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 10571ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 10581ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 10591ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 10601ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 10618ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 10628ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 10638ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 10648ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 10658ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 10668ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 10678ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 10688ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1069336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1070336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1071336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1072336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1073f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1074336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1075336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1076f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1077336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1078336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1079336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1080336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1081336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1082336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1083336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1084f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1085336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1086336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1087336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1088336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1089336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1090336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1091336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1092f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1093336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1094336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1095336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1096c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 109704badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 109804badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 109904badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1100c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1101c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1102c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1103c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 110481d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 110581d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 110681d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 110781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 110881d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 110909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 111009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek for (const Attr *A = D->getAttrs(); A; A = A->getNext()) 111109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek if (Visit(MakeCXCursor(A, D, TU))) 111209dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 111309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 111409dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 111509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 111609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 11175e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 11180a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 11190a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1120a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1121e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1122e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 11230a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 11240a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1125e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1126600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1127600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11289ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 11292b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 11302b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 11312bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 11322bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 11338506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 11342b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 11352b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11362b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 11372b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 11388506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 11398506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11409ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1141a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 11422b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11432b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1144f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11457d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11460d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 114728019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 114828019772db70d4547be05a042eb950bc910f134fDouglas Gregor return ASTUnit::LoadFromPCHFile(ast_filename, Diags, 1149a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1150a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1151600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1152600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11539ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 11549ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 11559ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 11569ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 11574db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 11584db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1159a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 11605a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 11615a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 11625a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 11635a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 11645a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 11655a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 11665a43021ac491bf091494167127772a20d9a9bb48Douglas GregorCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 11675a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char *source_filename, 11685a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char **command_line_args, 11695a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor int num_command_line_args, 11705a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor struct CXUnsavedFile *unsaved_files, 11715a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned num_unsaved_files, 11725a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned options) { 11732b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11742b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1175f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1176e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1177e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 11785352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 11795352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 118028019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 118128019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1182f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11834db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 11844db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1185a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1186f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1187a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 11884db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 11894db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 11904db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1191f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11928506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 11938506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 11948506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11958506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 11968506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 11978506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 11988506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 11998506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 120052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 120152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 120252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 120352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 120452ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 120552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 120652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1207a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 120852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 12098506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 12108506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 12115a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 12125a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 12135a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-Xclang"); 12145a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 12155a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor } 12165352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1217f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 121829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 121929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 12208a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1221f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1222942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1223942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 12243687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1225869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1226942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 12274db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1228a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 122994dc8f640ebea52241412512ed48601626edbc58Douglas Gregor /*CaptureDiagnostics=*/true)); 1230f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12310a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 123234f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 123334f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1234405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1235405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 12360a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 12370a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1238274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1239274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1240274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1241274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 12420a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1243274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1244274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1245274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1246274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1247274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 124883c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 12490a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 12500a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1251942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 1252942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar return Unit.take(); 12538506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 12548506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1255139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 125674cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 12570d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1258139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1259139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 12605e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 12610d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1262139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 126374cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 12640d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1265139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1266139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1267139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 12680d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 12690d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1270139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 127137b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1272139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1273c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1274c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 127552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 127652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 127752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 127852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 127952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 128052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 128152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1282a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1283139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 12844db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 12854db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 12864db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 12874db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 12884db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor return 0; 1289f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12904db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 12914db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 12924db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 12934db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1294f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1295139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1296139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1297139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1298139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1299139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1300139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1301139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1302139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1303139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1304139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1305139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1306139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1307139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1308139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1309139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1310e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 13110d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1312d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1313c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1314c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1315c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1316d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1317d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1318d93256e55673a17d18543397ec462416acb13792Douglas Gregor 131994dc8f640ebea52241412512ed48601626edbc58Douglas Gregor argv.push_back("-Xclang"); 132094dc8f640ebea52241412512ed48601626edbc58Douglas Gregor argv.push_back("-detailed-preprocessing-record"); 132194dc8f640ebea52241412512ed48601626edbc58Douglas Gregor 1322139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 132374cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 132474cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1325feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1326feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1327feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1328379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1329d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1330d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1331379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1332936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1333379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 13340d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1335936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1336936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1337379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1338936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1339936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1340779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1341936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1342779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1343f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 134432141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1345379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 13460829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 13473687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor ASTUnit *ATU = ASTUnit::LoadFromPCHFile(astTmpFile, Diags, 13484db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 13494db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1350a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1351a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1352a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1353a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1354a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1355a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1356a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1357405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 13580a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 13590a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 13600a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 13610a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1362f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1363f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 13640a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 13650a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 13660a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 13670a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 13680a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 13690a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 13700a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 13710a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 13720a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 13730a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1374274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1375274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1376274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1377274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 13780a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1379274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1380274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1381274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1382274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1383274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1384274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1385274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1386a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1387d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1388313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1389313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1390313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1391313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 1392313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(llvm::sys::Path(ATU->getPCHFileName())); 1393313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1394313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1395313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1396313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1397313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1398313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1399313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1400313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 1401e19944c93961b7618f4f3f3185f698f46369ea54Steve Naroff return ATU; 14025b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 14035b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 14049ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 14052b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CTUnit) 14062b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 14072bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 14080d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1409abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregorint clang_reparseTranslationUnit(CXTranslationUnit TU, 1410abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor unsigned num_unsaved_files, 1411abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor struct CXUnsavedFile *unsaved_files) { 1412abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1413abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return 1; 1414abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1415abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1416abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1417abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1418abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 1419abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1420abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1421abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1422abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1423abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1424abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1425abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.size())? 1 : 0; 1426abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1427abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 14289ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 14292b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1430ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1431f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 143277accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1433ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1434af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 14351eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 14367eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1437b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 14387eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 14397eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 14407eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1441fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1442600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1443fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 14441db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 14451db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 14461db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1447b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1448b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 14495352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1450b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1451b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1452b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1453b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 145490a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 145590a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 145690a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1457b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1458b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1459b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1460b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1461b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1462b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 146342748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1464b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 146542748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1466b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1467b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1468b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1469f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1470b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1471f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14721a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1473b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1474b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 14755352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 14765352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 14775352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 14785352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1479d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1480b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 14815352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 14825352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 14835352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1484f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1485f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 14865352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1487b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1488b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1489b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 149046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 149146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 149246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 149346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 149446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 14951db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 14961db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1497bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 149846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 149946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 150046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 150146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 150246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 150346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 150446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 150546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 150646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 150746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 150846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1509bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1510bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 15111db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 15121db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15131db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 15141db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 15151db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 15161db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 15171db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 15181db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1519e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 152046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1521e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1522e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 15231db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1524f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15255352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 15261db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15271db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15281db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15291db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1530bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15315352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 15321db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15331db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15341db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1535b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1536b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 15371db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1538fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1539fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1540fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1541fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 154274844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 154398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 154474844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1545f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 154688145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 154774844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 154888145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 154988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 155088145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 155198258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 155298258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1553f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 155488145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 155588145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1556ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1557f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1558b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1559b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1560b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1561f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1562b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1563f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1564b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1565b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1566b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1567b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1568f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1569fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1570fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1571fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1572fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1573fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1574fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1575fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1576fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1577fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1578fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1579fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1580fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1581fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1582f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1583fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1584fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1585fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1586fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1587fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1588fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1589f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1590fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1591fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1592ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1593c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1594c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1595c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1596c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1597c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1598c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1599c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1600c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1601c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1602c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1603c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1604c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1605fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1606f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1607f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1608b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1609b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1610b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1611b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1612b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor unsigned PCHLevel = Decl::MaxPCHLevel; 1613f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1614b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Set the PCHLevel to filter out unwanted decls if requested. 1615b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (CXXUnit->getOnlyLocalDecls()) { 1616b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor PCHLevel = 0; 1617f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1618b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // If the main input was an AST, bump the level. 1619b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (CXXUnit->isMainFileAST()) 1620b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor ++PCHLevel; 1621b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 1622f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1623b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, PCHLevel); 1624b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 1625b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 1626b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 162778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 162878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 162978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 1630ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1631f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 163278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 1633ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 1634f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 163578205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 163678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 163778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 163878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 1639ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 1640f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 164150aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 164250aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 164350aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 164450aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 164550aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 164678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 1647f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 16489ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 16497eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 1650b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 16517eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1652f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 1653f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 1654acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 16552e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 1656ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 1657acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1658acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 16591adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 1660ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 1661acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1662acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 166378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 1664f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 1665ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 1666acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 16677d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 16687d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 16697d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 16707d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1671ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 1672ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 16737d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 16747d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1675acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 1676ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 1677f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 1678f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 167997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 168097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 168197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 168297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 168378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 1684ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 168597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 168697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 16874ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 16884ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 16894ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 16904ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 1691572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1692572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 1693572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 1694572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 169560cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 169660cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 1697e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1698ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1699f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1700f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 1701e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 170289922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 1703e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 1704e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 1705e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 1706e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 1707e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 1708e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 1709e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 1710e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 1711e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 1712e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 1713e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 1714e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 1715e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 1716e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 1717e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 1718e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 1719e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 1720e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 1721e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 1722e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 1723e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 1724e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 1725e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 1726e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 1727e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 1728e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 1729e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 1730e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 1731e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 1732e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 1733e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 1734e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 1735e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 1736e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 1737e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 1738e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 1739e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 1740e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 17418bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 17428bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 1743e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 1744e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 1745e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 1746e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 1747e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 1748e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 1749e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 1750e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 1751e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 1752e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 1753e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 1754e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 17551ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 17561ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 1757e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 1758e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 1759e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 1760e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 1761e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 1762e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 1763e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 1764e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 1765e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 1766e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 1767e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 1768e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 1769292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 1770292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 1771e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 1772e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 1773e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 1774e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 1775e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 1776e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 1777e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 1778e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 1779e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 1780e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 17819f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 17829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 1783857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 1784857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 17859f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 17869f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 1787572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 1788572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 17894807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 17904807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 17918f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 17928f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 1793a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 1794a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 179589922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 1796e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1797deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 1798e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 1799600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 180089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 1801e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 1802e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 180333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 180433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 180533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 180633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 180733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 1808e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1809b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 1810b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 1811f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 1812e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1813b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 1814b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1815bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 1816bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 1817a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 181833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 181933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 1820d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SourceRange RegionOfInterest(SLoc, SLoc.getFileLocWithOffset(1)); 1821e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 182233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 182333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 182433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 182533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 1826e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 182733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor Decl::MaxPCHLevel, RegionOfInterest); 182833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 182977128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 1830e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 183177128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 183277128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 1833738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 18345bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 1835738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 1836738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 1837738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 1838283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 1839738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 18400d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 18419ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 184277128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 184377128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 184477128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 18459ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 184689922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 184789922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 18482d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 18499ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 1850f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 1851f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1852f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 185397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 185497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 185597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 185697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 185797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 185897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 185997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 186097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 18617eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 18627eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 18637eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 18647eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 18659f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 18669f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 18679f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 18689f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 1869ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 1870ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 1871ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 1872ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 1873ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 1874ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 1875ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 1876ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 1877ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 1878ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 1879ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 1880ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 18819ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 18829efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 18839efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 18849efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 188598258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 188698258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 1887f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 1888f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 1889f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1890f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 1891a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1892f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1893f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1894f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 1895f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 1896f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 1897a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1898f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1899f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1900f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 1901f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1902f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 1903a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1904f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 19057d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1906f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 19077d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 1908a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 19097d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 1910f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1911f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 1912f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1913f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 1914f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 191598258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 191697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 191797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1918f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 191997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 192097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 19219f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 19229f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 19239f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19249f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 19254807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 19264807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 19274ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 19284ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 19294807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19304807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 1931572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 1932572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 1933572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 1934572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 1935572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 19369f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 19379a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 19385352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 193998258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 1940f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 1941f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 1942f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 1943f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 19442ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 194588145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 1946a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 1947a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 1948a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 1949a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 1950f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 1951a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1952a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor = getCursorObjCSuperClassRef(C); 1953a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 1954a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 1955f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1956f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 1957a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 1958a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor = getCursorObjCProtocolRef(C); 1959a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 1960a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 1961f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1962f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 1963a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1964a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor = getCursorObjCClassRef(C); 1965f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1966a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 1967a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 19687d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1969f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 19707d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 1971a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 19727d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 1973f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1974a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor default: 1975a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1976a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor llvm_unreachable("Missed a reference kind"); 1977a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 1978a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 197997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 198097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1981f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(getCursorContext(C), 198297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getCursorExpr(C)->getSourceRange()); 198333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 198433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 1985f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(getCursorContext(C), 198633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor getCursorStmt(C)->getSourceRange()); 1987f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 19889f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 19899f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceRange R = cxcursor::getCursorPreprocessingDirective(C); 19909f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 19919f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 19924807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 19934807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 19944ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceRange R = cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 19954807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 19964807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 1997572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 1998572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 1999572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceRange R = cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 2000572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 2001572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 20029f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 20039a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 20045352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2005f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2006a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor Decl *D = getCursorDecl(C); 20072ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), D->getSourceRange()); 2008a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 2009c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2010c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 2011b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2012b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2013f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2014b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2015b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2016c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2017f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 201897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 201997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 202097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2021b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 202297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 202397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 202497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2025bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2026bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2027bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2028bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2029bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2030c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2031c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2032f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2033c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2034c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2035b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2036f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2037f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2038b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2039f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2040f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2041b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 20427d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2043f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 20447d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 2045f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2046c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2047c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2048c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2049c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2050c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2051c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2052f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2053c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2054c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2055c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2056b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2057b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2058b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2059f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2060b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2061f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2062b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 206397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2064b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2065b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2066b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2067b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2068bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2069bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2070bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2071b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2072b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2073b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2074b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2075b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2076b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2077f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2078b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2079b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2080b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2081b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2082b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2083b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2084b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2085b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2086b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2087b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2088b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2089b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2090b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2091b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2092b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2093b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 20946206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2095b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2096b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2097b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2098b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2099b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2100b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2101b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2102b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2103b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2104b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2105b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2106b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2107b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2108b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2109b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2110b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2111b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2112b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2113b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2114b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2115b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2116b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2117b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2118b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2119b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2120b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2121b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2122b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2123b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2124952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2125b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2126b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2127b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2128b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2129b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2130b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2131b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2132b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2133b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2134b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2135b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2136b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2137b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2138b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2139b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 214031310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 214131310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 214231310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 214331310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2144b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2145f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2146b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2147b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2148b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2149b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2150b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2151b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2152f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2153b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2154b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2155952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 2156b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return MakeCXCursor( 2157f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2158b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2159b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2160b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2161b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2162b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2163b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2164b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2165f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2166f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2167b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2168b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2169b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2170b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2171b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2172b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2173f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2174b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2175b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2176b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2177b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2178b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2179b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2180b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2181b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2182f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2183b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2184b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2185b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2186b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2187b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2188b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2189b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2190b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2191b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2192b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2193b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2194b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2195b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2196b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2197b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2198b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2199b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2200b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2201b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2202b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2203b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2204b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2205b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2206b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2207b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2208b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2209b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2210b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2211b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2212b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2213b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2214b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2215b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2216b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2217b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2218b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2219b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2220b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2221b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2222b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2223b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2224b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2225b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2226b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2227b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2228f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2229b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2230b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2231b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2232b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2233b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2234b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2235b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2236b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2237b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2238b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2239f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2240b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2241b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2242b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2243b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2244b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2245b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2246f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2247b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2248b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2249b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2250b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2251b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2252b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2253b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2254b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2255b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2256b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2257b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2258b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2259b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2260b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2261b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2262b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2263b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2264b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2265b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2266b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2267b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2268b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2269b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2270b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2271b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2272b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2273b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2274b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2275b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2276b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2277b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2278b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2279b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2280b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2281b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2282b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2283b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2284b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2285b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2286b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 22870d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 22884ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 22894ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 22904ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 22914ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 22924ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 22939ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2294283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2295283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 22964ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 22974ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2298f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22994ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 23004ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 23014ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 23024ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 23034ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 23044ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 23054ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 23064ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2307f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 23080a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 23090a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 23100a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 23110a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2312fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2313fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2314fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2315fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2316fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2317fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2318fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2319fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2320fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2321fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2322fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2323f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2324fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2325fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2326fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2327fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2328fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2329fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2330fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2331fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2332fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2333fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2334fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2335fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2336fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2337ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2338ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2339fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2340fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2341fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2342fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2343ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2344fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2345f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2346fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2347fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2348fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2349fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2350f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2351f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2352fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2353fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2354fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2355ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2356f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2357fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2358fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2359fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2360f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2361f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2362f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2363f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2364aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2365fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2366f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2367fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2368f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2369fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2370fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2371fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2372fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2373f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2374fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2375fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2376fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2377fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2378fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2379fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 23805352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 23815352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2382f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2383f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2384fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2385fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2386f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2387fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2388fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2389fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2390fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2391fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2392fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2393f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2394fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2395fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2396fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2397f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2398bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2399bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 240085b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2401fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2402fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2403f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2404fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2405fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2406fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2407fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2408fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2409f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2410fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2411fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2412fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2413f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2414f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2415f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2416f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2417f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 241847a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 241947a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2420aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2421fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2422fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2423f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2424fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2425f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2426fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2427f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2428fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2429fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2430fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2431fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2432fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2433fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2434fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2435f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2436fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2437fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2438f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2439fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2440fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2441fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2442fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2443f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2444fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2445fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2446fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2447fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2448fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2449aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2450fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2451fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2452f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2453f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2454f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2455f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2456aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2457aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2458f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2459fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2460fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2461aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2462aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2463aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2464aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2465aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2466aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2467aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2468aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2469aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2470fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2471fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2472fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2473fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2474fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2475fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2476fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2477fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2478fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2479fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2480f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2481fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2482fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2483f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2484fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2485fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2486fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2487fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 24880045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 24896db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 24906db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 24916db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 24926db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 24936db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24946db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 24956db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24966db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 24976db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 24986db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 24996db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 25000045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2501fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2502fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2503fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 25046db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 25056db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 25066db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 250711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 250811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 250911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2510fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2511fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2512fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2513fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2514fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2515fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2516fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2517fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2518fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2519fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2520fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 25216db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 252211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2523fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2524fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 252511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2526fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2527fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2528fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2529fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 253011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2531fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 25326db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2533fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 25346db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 25356db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 25360045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2537fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2538fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2539fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2540fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2541fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2542fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 254311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2544fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2545fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2546fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2547fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2548fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2549fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2550fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 255111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2552fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2553fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2554fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2555fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 255611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 255711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 255811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 25596db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 25606db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2561fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2562fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2563fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2564fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 25650045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 25660045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2567fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2568fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceRange cursorExtent = clang_getCursorExtent(cursor); 2569fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceRange cursorRange = cxloc::translateCXSourceRange(cursorExtent); 2570a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2571fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 2572fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2573a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2574fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 2575fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2576a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 2577a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 2578a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 257923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 258023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 258123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 258223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 258323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 258423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 258523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 258623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 2587a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 2588a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 2589bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 25906bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 25916bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 2592a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 2593a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2594a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2595a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2596a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2597fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 2598fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 2599fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit || 2600fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek L.isMacroID()) 2601fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ? clang_getNullCursor() : parent; 2602fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2603fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2604fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2605fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2606fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2607fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2608fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2609fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2610fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2611fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2612fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2613fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2614fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2615fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2616fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2617fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2618fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2619fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 2620fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 2621fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 2622fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 2623fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2624fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 2625fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2626fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2627fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2628fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2629fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2630fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 2631fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2632fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2633fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2634fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2635fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2636fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2637fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2638fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2639fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2640fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 26416db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2642fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 2643fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 2644fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2645fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 2646fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 2647fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 2648fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 2649fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 2650fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 2651fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2652fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 2653fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 2654fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2655fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2656fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2657fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 2658fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 2659fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 2660fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2661fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2662fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 2663fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 26640045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 26650045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 26666db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 26676db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 26686db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 26696db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 26706db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 26716db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26726db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 26736db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2674fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 2675fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 2676fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 2677fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2678fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 26790045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2680fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26810045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2682fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 2683fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 2684fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2685fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 2686fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 26870045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2688fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2689fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2690bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2691fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26920396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 26930045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 2694fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 2695fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 2696fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26970045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceLocation End 2698fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = cxloc::translateSourceLocation(clang_getTokenLocation(TU, 2699fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Tokens[NumTokens - 1])); 2700d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar RegionOfInterest.setEnd(CXXUnit->getPreprocessor().getLocForEndOfToken(End)); 2701fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 27030396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 27040045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 2705fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2706fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 27070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 27089f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 27099f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 27109f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 27119f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 27129f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 2713fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27149f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 27150396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 27160396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 27170396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 27180396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 27199f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 27209f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2721fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 27224ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 27239f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 2724fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2725fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 27269f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 27274807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 27289f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 27299f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 2730fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27319f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 27329f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 27339f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 27349f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 27359f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 27369f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 27379f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 27389f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 27399f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 27409f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 27419f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 27429f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 2743fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 27449f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 2745fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27469f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 27479f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 2748fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 2749fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 27506db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 27519f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 27529f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 27539f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2754fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27559f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 27569f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 2757fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27589f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 27599f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2760fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27614807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 27629f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 27639f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 27644ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 2765fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27660396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 2767fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 2768fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 2769fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 2770fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 2771fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2772fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 2773fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2774fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 277516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 277616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 277716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 277816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 277916b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 27800396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 27810396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 27820396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 278316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 278416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 278516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 278616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 278716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 278816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 278916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 279016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 279116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 279216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 279316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 279416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 279516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 279616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 279745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 279845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 279945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 280045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 280145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 280245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 280345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 280445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 280545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 280645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 280745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 280845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 280945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 281045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 281145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 281245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 281345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 281445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 281545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 281645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 281745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 281845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 281945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 282045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 282145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 282245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 282345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 282445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 282545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 282645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 282745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 282845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 282945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 283045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 283145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 283245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 283345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 283445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 283545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 283645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 283745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 283845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 283945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 284045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 284145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 284245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 284345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 284445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 284545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 284645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 284745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 284845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 284945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 285045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 285145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 285245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 285345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 285445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 285545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 285645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 28579ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28589ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28599ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 28609ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28619ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28629ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 28639ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 28649ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 28659ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 28669ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 28679ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 286840b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 2869b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 28709ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 28719ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 287245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 2873fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 2874fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2875fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2876fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 2877fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 2878fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 2879fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 28804ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 2881fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 2882fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 2883fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 2884fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 288504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2886fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 288704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2888ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 2889ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 2890ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 2891ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 2892ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 2893ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 2894ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2895ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 2896ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 2897ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2898ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 2899ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2900ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 2901ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 2902ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 2903ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 2904ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 2905ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 2906ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 2907ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 2908ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 2909ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2910ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 2911ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 2912ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2913ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 2914ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2915ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 2916ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 291704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 291804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 291904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 2920f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 292104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 292204bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2923a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 2924ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 292504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 292604bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 292704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 2928