CIndex.cpp revision 1999844e7a18786e61e619e1dc6c789827541863
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" 337a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor#include "llvm/Support/Timer.h" 340829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer#include "llvm/System/Program.h" 350a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor#include "llvm/System/Signals.h" 36fc0622155fa61349698a8fd0053773c37d9f7ac4Ted Kremenek 37c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer// Needed to define L_TMPNAM on some systems. 38c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer#include <cstdio> 39c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer 4050398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroffusing namespace clang; 4116c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenekusing namespace clang::cxcursor; 42ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenekusing namespace clang::cxstring; 4350398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff 448a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 458a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Crash Reporting. 468a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 478a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 48d7ffd0844571d76f95bb0fc9c3ebb1bdf445eeddTed Kremenek#ifdef USE_CRASHTRACER 498a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#include "clang/Analysis/Support/SaveAndRestore.h" 508a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Integrate with crash reporter. 51439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarstatic const char *__crashreporter_info__ = 0; 52439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarasm(".desc ___crashreporter_info__, 0x10"); 536b5699969d0dadaaee3f4eb51f18ce628fbfeca9Ted Kremenek#define NUM_CRASH_STRINGS 32 5429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned crashtracer_counter = 0; 55254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenekstatic unsigned crashtracer_counter_id[NUM_CRASH_STRINGS] = { 0 }; 5629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *agg_crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 5929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned SetCrashTracerInfo(const char *str, 6029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> &AggStr) { 61f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 62254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned slot = 0; 6329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek while (crashtracer_strings[slot]) { 6429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (++slot == NUM_CRASH_STRINGS) 6529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek slot = 0; 6629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 6729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracer_strings[slot] = str; 68254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[slot] = ++crashtracer_counter; 6929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 7029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // We need to create an aggregate string because multiple threads 7129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // may be in this method at one time. The crash reporter string 7229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // will attempt to overapproximate the set of in-flight invocations 7329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // of this function. Race conditions can still cause this goal 7429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // to not be achieved. 7529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 76f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek llvm::raw_svector_ostream Out(AggStr); 7729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (unsigned i = 0; i < NUM_CRASH_STRINGS; ++i) 7829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (crashtracer_strings[i]) Out << crashtracer_strings[i] << '\n'; 7929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 8029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[slot] = AggStr.c_str(); 8129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek return slot; 8229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 8329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 8429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic void ResetCrashTracerInfo(unsigned slot) { 85254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_slot = 0; 86254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_value = 0; 87f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 88254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_strings[slot] = agg_crashtracer_strings[slot] = 0; 89254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 90254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek for (unsigned i = 0 ; i < NUM_CRASH_STRINGS; ++i) 91254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek if (agg_crashtracer_strings[i] && 92254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[i] > max_value) { 93254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_slot = i; 94254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_value = crashtracer_counter_id[i]; 9529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 96254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 97254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[max_slot]; 9829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 9929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 10029b7284c98253aed6e215aaa867c63084c80e944Ted Kremeneknamespace { 10129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekclass ArgsCrashTracerInfo { 10229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> CrashString; 10329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> AggregateString; 10429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek unsigned crashtracerSlot; 10529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekpublic: 10629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo(llvm::SmallVectorImpl<const char*> &Args) 10729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek : crashtracerSlot(0) 10829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 10929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 11029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::raw_svector_ostream Out(CrashString); 1110baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek Out << "ClangCIndex [" << getClangFullVersion() << "]" 1120baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek << "[createTranslationUnitFromSourceFile]: clang"; 11329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (llvm::SmallVectorImpl<const char*>::iterator I=Args.begin(), 11429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek E=Args.end(); I!=E; ++I) 11529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek Out << ' ' << *I; 11629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 11729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracerSlot = SetCrashTracerInfo(CrashString.c_str(), 11829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek AggregateString); 11929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 120f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ~ArgsCrashTracerInfo() { 12229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ResetCrashTracerInfo(crashtracerSlot); 12329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 12429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek}; 12529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 12629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#endif 1278a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 12833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \brief The result of comparing two source ranges. 12933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorenum RangeComparisonResult { 13033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief Either the ranges overlap or one of the ranges is invalid. 13133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeOverlap, 132f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range ends before the second range starts. 13433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeBefore, 135f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range starts after the second range ends. 13733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeAfter 13833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor}; 13933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 140f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek/// \brief Compare two source ranges to determine their relative position in 14133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// the translation unit. 142f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekstatic RangeComparisonResult RangeCompare(SourceManager &SM, 143f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SourceRange R1, 14433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange R2) { 14533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R1.isValid() && "First range is invalid?"); 14633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R2.isValid() && "Second range is invalid?"); 147a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R1.getEnd() != R2.getBegin() && 148d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) 14933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeBefore; 150a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R2.getEnd() != R1.getBegin() && 151d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) 15233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeAfter; 15333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeOverlap; 15433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 15533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 156fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// \brief Determine if a source location falls within, before, or after a 157fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// a given source range. 158fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic RangeComparisonResult LocationCompare(SourceManager &SM, 159fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L, SourceRange R) { 160fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(R.isValid() && "First range is invalid?"); 161fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(L.isValid() && "Second range is invalid?"); 162a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (L == R.getBegin() || L == R.getEnd()) 163fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 164fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(L, R.getBegin())) 165fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeBefore; 166fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) 167fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 169fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek} 170fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 17176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// \brief Translate a Clang source range into a CIndex source range. 17276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// 17376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// Clang internally represents ranges where the end location points to the 17476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// start of the token at the end. However, for external clients it is more 17576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// useful to have a CXSourceRange be a proper half-open interval. This routine 17676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// does the appropriate translation. 177f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed KremenekCXSourceRange cxloc::translateSourceRange(const SourceManager &SM, 17876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar const LangOptions &LangOpts, 1790a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 18076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar // We want the last character in this location, so we will adjust the 1816a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // location accordingly. 1826a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // FIXME: How do do this with a macro instantiation location? 18376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar SourceLocation EndLoc = R.getEnd(); 1840a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { 1856a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); 18676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc = EndLoc.getFileLocWithOffset(Length); 18776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar } 18876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar 18976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, 19076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar R.getBegin().getRawEncoding(), 19176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc.getRawEncoding() }; 19276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar return Result; 19376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar} 1941db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1958a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 19633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor// Cursor visitor. 1978a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 1988a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 19989922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroffnamespace { 200f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 201b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor// Cursor visitor. 2027d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorclass CursorVisitor : public DeclVisitor<CursorVisitor, bool>, 203a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public TypeLocVisitor<CursorVisitor, bool>, 204a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public StmtVisitor<CursorVisitor, bool> 2057d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor{ 20633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The translation unit we are traversing. 207b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *TU; 208f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 20933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The parent cursor whose children we are traversing. 210b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursor Parent; 211f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The declaration that serves at the parent of any statement or 21333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// expression nodes. 214f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor Decl *StmtParent; 215f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The visitor function. 217b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor Visitor; 218f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The opaque client data, to be passed along to the visitor. 220b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData ClientData; 221f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2227d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // MaxPCHLevel - the maximum PCH level of declarations that we will pass on 2237d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // to the visitor. Declarations with a PCH level greater than this value will 2247d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // be suppressed. 2257d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor unsigned MaxPCHLevel; 22633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 22733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief When valid, a source range to which the cursor should restrict 22833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// its search. 22933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest; 230f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 231b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor using DeclVisitor<CursorVisitor, bool>::Visit; 2327d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor using TypeLocVisitor<CursorVisitor, bool>::Visit; 233a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor using StmtVisitor<CursorVisitor, bool>::Visit; 234f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 235f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// \brief Determine whether this particular source range comes before, comes 236f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// after, or overlaps the region of interest. 23733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// 238d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar /// \param R a half-open source range retrieved from the abstract syntax tree. 239f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek RangeComparisonResult CompareRegionOfInterest(SourceRange R); 240f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek class SetParentRAII { 2420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor &Parent; 2430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Decl *&StmtParent; 2440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor OldParent; 2450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek public: 2470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) 2480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) 2490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek { 2500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = NewParent; 2510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek ~SetParentRAII() { 2560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = OldParent; 2570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek }; 2610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 262b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorpublic: 263f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, 264f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek unsigned MaxPCHLevel, 26533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest = SourceRange()) 266f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek : TU(TU), Visitor(Visitor), ClientData(ClientData), 26733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest) 268b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor { 269b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.kind = CXCursor_NoDeclFound; 270b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[0] = 0; 271b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[1] = 0; 272b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[2] = 0; 273f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor StmtParent = 0; 274b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 275f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); 277788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 278788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 279788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor getPreprocessedEntities(); 280788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 281b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitChildren(CXCursor Parent); 282f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2837d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Declaration visitors 28409dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek bool VisitAttributes(Decl *D); 2851ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockDecl(BlockDecl *B); 286b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitDeclContext(DeclContext *DC); 28779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTranslationUnitDecl(TranslationUnitDecl *D); 28879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTypedefDecl(TypedefDecl *D); 28979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTagDecl(TagDecl *D); 2904540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 29179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2924540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 29379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 29479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 29579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 2964540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 29779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 29879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 29923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 30079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 3014540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 30279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 3031ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 3041ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: ObjCPropertyDecl requires TypeSourceInfo, getter/setter locations, 3051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // etc. 30679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 30779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 30879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 309a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 3108f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 3117d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3127d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 313f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: QualifiedTypeLoc doesn't provide any location information 314f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 3157d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 316f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 317f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 318f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: TemplateTypeParmTypeLoc doesn't provide any location information 319f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 320c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 321f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 322f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 323f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 324f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 325f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 326f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 327f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL); 328f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 3292332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement for TemplateSpecializationTypeLoc 3302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 3312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 3322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 3332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 334f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 335a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 336a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 337a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 338f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor // FIXME: LabelStmt label? 339f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 340f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 3410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 342263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 343263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 3440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek// bool VisitSwitchCase(SwitchCase *S); 345f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 346336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 347648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DeclRefExpr with template arguments, nested-name-specifier 348648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: MemberExpr with template arguments, nested-name-specifier 3496cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor bool VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); 3501ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 351336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3521ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 353c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 35481d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3558ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3561ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 357648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: AddrLabelExpr (once we have cursors for labels) 358648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitTypesCompatibleExpr(TypesCompatibleExpr *E); 359648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitVAArgExpr(VAArgExpr *E); 360648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: InitListExpr (for the designators) 361648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor // FIXME: DesignatedInitExpr 362b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 363f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 364b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3650d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 366a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C); 367a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 36833e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 36933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 37033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 37133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 372b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 373b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 374b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 37533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 37633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 37733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 37833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 37933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 380b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 381b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 38233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 383b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 384b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 385f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 386b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 387b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 388b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 389b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 390b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 391b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 392b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 393b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 394b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3950d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 39633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 39733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 39833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 399a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 400f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 40133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 40233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 403f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 404b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 405b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 406b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 4070d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 408b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 409b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4102e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 411b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 412b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 413b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4140d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 415fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 416b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4170d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 418788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 419788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 420788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 427788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 428788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 429788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 430788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 431788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 432788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 433788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 451788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 452788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 453788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 454788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 455788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 456788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 457788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 458788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 459788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 460b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 461b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 462b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 463b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 464f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 465a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 466a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 467a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 468a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 469f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 470f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 471b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 473f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 474b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 475b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 476b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 477539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 478b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 479f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 480a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 481a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 482a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 483a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 484f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 485b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 486b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 48733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 48833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 489eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), 490eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TLEnd = CXXUnit->top_level_end(); 491eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TL != TLEnd; ++TL) { 492eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor if (Visit(MakeCXCursor(*TL, CXXUnit), true)) 4937b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4947b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4950396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4960396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 4970396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4983178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 4990396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 5008de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 5010396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 5020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 503788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 504788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 5050396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 5060396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 5070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 508788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5110396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5120396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5130396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5140396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5150396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5160396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5170396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5180396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5190396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5207b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 521b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 522f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 523b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 524b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 525dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 526dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5271ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 528fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 529fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5301ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 531664cffd330611d78fc0286f539589920a37ca328Ted Kremenek if (Stmt *Body = B->getBody()) 532664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return Visit(MakeCXCursor(Body, StmtParent, TU)); 533664cffd330611d78fc0286f539589920a37ca328Ted Kremenek 534664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return false; 5351ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5361ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 537b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 538b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 539b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 54009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 54123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 54223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 54323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 54423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 54523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 546d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 54733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 548a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 549d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 55033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 551d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 552d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 55333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 55433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 55533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 556f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 55733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 55833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 55933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 560f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 56133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 56233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 56333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 564f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 56533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 566f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 567d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 568b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 569b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 570f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 571b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 572dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 573dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 582f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5831ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5851ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5861ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5871ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5881ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5891ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5901ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 5911ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 5921ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 5931ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5941ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5951ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5967d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 5977d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 5987d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 5997d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 6007d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 6017d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 6027d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 6037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 604b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 605f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (VisitDeclaratorDecl(ND)) 606f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 607f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 608a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 609a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 610a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 611f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 612b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 613b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 614dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 618f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 621f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6221ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6241ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 628f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 631f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6341ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 6364bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 6374bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6384bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 6394bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 640f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 6411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 6421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 6431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 6441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 6451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 646f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 6481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 6491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 650f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6521ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 654a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 655a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 656a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 657a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 658b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 659b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 660b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 661b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 662f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 66378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 66478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 66578db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 666b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 667b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 668f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 669a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 670dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 671dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6721ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 6731ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 6741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 6751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 6761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 6771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 678f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 6801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 68223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 683fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 684fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 685fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 68623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 68723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 68823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 68923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 69023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 69123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 69423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 69523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 69823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 69923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 70023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 70223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 70323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 70523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 70623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 70723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 70823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 70923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 71023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 71123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 71223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 71323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 71423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 71523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 71623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 71723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 71823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 719b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 720dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 721b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 722b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 723f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 724b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 725b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 726f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 72778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 72878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 72978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 730b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 731b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 732f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 733a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 734dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 735dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 7371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 7381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 741ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 742ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 743ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 744ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 745f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 7471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 7501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 7511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 7521ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 755f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 757a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 7581ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 759f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7601ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 761dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 762dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7631ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 7641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 7651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 7661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 7671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 768b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 769b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 770f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 771f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 772dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 773dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 7751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 7761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 7771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 778f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 780dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 7815e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 7828f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 7838f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 7848f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 7858f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 786a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 787a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 788a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 789a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 790f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 791f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 792f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 793f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 794f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 795f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 796f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 7976b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 798f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 7996b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 8006b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 801f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 802f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 8036b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 8046b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 8056b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 8066b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 8076b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 808f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 8096b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 8106b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 8116b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 812f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 813f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 814c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 8156b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 8166b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 8176b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 8186b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 819f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 820f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 8216b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 822f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8236b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8246b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 825f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8266b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 827f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 828f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 829f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8306b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8316b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 8326b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 8336b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 8346b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 835f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 836f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 837f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 838f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 839f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 840f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 841f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 842f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 843f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 844f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 845f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 846f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 847f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 848f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 8497d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 8507d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 8517d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 8527d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 853f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 854f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 855f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 856f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 857f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 858f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 859f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 860f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 861f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 862f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 863f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 864f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 865c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 866c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 867c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 868c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 869c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 870c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 871c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 872f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 873f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 874f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 875f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 876f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 877f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 878f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 879f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 880f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 881f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 882c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 883f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 884f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 885f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 886f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 887f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 888f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 889f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 890f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 891f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 892f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 893f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 894f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 895f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 896f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 897f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 898f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 899f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 900f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 901f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 902f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 903f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 904f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 905f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 906f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getResultLoc())) 907f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 908f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 909f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 9105dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 9115dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 9125dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 913f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 914f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 915f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 916f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 917f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 918f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 919f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 920f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 921f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 922f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 923f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 924f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 925f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 926f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 9272332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 9282332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 9292332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 9322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 9332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 9342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9352332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 9362332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9372332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 938a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 939a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 940a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 9410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 9420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 9430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 944a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 945f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 946a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 947a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 948a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 9490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 9500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 9510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 9530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 9540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 9560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 9570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 9580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 9590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 9600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 9610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 9620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 9640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 9650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 9670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 9680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 9700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 9710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 9720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 9740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 9750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 9760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 9770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 9780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 9790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 9830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 9840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 9850f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 9860f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 9870f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 9880f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 9890f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9900f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9910f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9920f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9930f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 9940f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 995a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 996a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 997a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 998263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 999a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 1000a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 1001f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1002a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 1003a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 1004a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 1005f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 1006f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1007f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1008f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1009f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1010f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1011263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1012263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1013f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1014f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1015f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1016f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1017f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1018f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1019f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1020f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1021f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1022f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1023f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1024f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1025f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1026f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1027263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1028f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1029263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1030263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1031f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1032263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1033263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1034f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1035263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1036263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1037263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1038263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1039f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1040f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1041263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1042263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1043263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1044263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1045263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1046263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1047263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1048263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1049263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1050263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1051263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1052263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1053263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1054263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1055f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1056f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1057263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1058263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1059263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1060263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1061f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1062f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1063f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1064f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1065f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1066f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 10676cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregorbool CursorVisitor::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 10686cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(0), StmtParent, TU))) 10696cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10706cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10716cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getCallee(), StmtParent, TU))) 10726cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10736cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10746cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor for (unsigned I = 1, N = E->getNumArgs(); I != N; ++I) 10756cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(I), StmtParent, TU))) 10766cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10776cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10786cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return false; 10796cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor} 10806cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10811ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 10821ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 10831ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 10841ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 10858ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 10868ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 10878ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 10888ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 10898ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 10908ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 10918ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 10928ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1093336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1094336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1095336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1096336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1097f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1098336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1099336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1100f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1101336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1102336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1103336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1104336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1105336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1106336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1107336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1108f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1109336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1110336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1111336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1112336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1113336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1114336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1115336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1116f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1117336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1118336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1119336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1120648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { 1121648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(E->getArgTInfo1()->getTypeLoc()) || 1122648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor Visit(E->getArgTInfo2()->getTypeLoc()); 1123648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1124648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1125648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitVAArgExpr(VAArgExpr *E) { 1126648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor if (Visit(E->getWrittenTypeInfo()->getTypeLoc())) 1127648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return true; 1128648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1129648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(MakeCXCursor(E->getSubExpr(), StmtParent, TU)); 1130648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1131648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1132c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 113304badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 113404badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 113504badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1136c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1137c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1138c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1139c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 114081d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 114181d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 114281d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 114381d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 114481d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 114509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 114609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek for (const Attr *A = D->getAttrs(); A; A = A->getNext()) 114709dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek if (Visit(MakeCXCursor(A, D, TU))) 114809dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 114909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 115009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 115109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 115209dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 11535e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 11540a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 11550a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1156a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1157e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1158e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 11590a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 11600a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1161e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1162600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1163600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11649ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 11652b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 11662b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 11677a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor if (getenv("LIBCLANG_TIMING")) 11687a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor llvm::TimerGroup::printAll(llvm::errs()); 11692bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 11702bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 11718506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 11722b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 11732b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11742b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 11752b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 11768506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 11778506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11789ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1179a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 11802b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11812b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1182f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11837d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11840d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 118528019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 118628019772db70d4547be05a042eb950bc910f134fDouglas Gregor return ASTUnit::LoadFromPCHFile(ast_filename, Diags, 1187a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1188a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1189600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1190600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1191b1c031be513705d924038f497279b9b599868ba1Douglas Gregorunsigned clang_defaultEditingTranslationUnitOptions() { 1192b1c031be513705d924038f497279b9b599868ba1Douglas Gregor return CXTranslationUnit_PrecompiledPreamble; 1193b1c031be513705d924038f497279b9b599868ba1Douglas Gregor} 1194b1c031be513705d924038f497279b9b599868ba1Douglas Gregor 11959ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 11969ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 11979ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 11989ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 11994db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 12004db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1201a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 12025a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 12035a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 12045a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 12055a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 12065a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 12075a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 12085a43021ac491bf091494167127772a20d9a9bb48Douglas GregorCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 12095a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char *source_filename, 12105a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char **command_line_args, 12115a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor int num_command_line_args, 12125a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor struct CXUnsavedFile *unsaved_files, 12135a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned num_unsaved_files, 12145a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned options) { 12152b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 12162b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1217f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1218e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1219e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 122044c181aec37789f25f6c15543c164416f72e562aDouglas Gregor bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; 1221df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor bool CompleteTranslationUnit 1222df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor = ((options & CXTranslationUnit_Incomplete) == 0); 1223df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 12245352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 12255352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 122628019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 122728019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1228f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12294db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 12304db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1231a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1232f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1233a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 12344db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 12354db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 12364db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1237f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12388506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 12398506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 12408506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 12418506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 12428506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 12438506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 12448506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 12458506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 124652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 124752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 124852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 124952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 125052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 125152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 125252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1253a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 125452ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 12558506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 12568506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 12575a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 125844c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 12595a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 12605a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-Xclang"); 12615a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 12625a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor } 126344c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 12645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1265f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 126629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 126729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 12688a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1269f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1270942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1271942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 12723687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1273869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1274942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 12754db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1276a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 127744c181aec37789f25f6c15543c164416f72e562aDouglas Gregor /*CaptureDiagnostics=*/true, 1278df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor PrecompilePreamble, 1279df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor CompleteTranslationUnit)); 1280f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12810a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 128234f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 128334f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1284405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1285405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 12860a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 12870a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1288274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1289274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1290274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1291274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 12920a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1293274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1294274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1295274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1296274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1297274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 129883c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 12990a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 13000a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1301942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 1302942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar return Unit.take(); 13038506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 13048506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1305139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 130674cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 13070d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1308139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1309139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 13105e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 13110d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1312139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 131374cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 13140d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1315139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1316139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1317139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 13180d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 13190d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1320139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 132137b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1322139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1323c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1324c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 132552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 132652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 132752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 132852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 132952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 133052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 133152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1332a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1333139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 13344db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 13354db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 13364db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 13374db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 13384db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor return 0; 1339f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13404db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 13414db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 13424db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 13434db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1344f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1345139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1346139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1347139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1348139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1349139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1350139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1351139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1352139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1353139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1354139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1355139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1356139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1357139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1358139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1359139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1360e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 13610d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1362d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1363c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1364c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1365c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1366d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1367d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1368d93256e55673a17d18543397ec462416acb13792Douglas Gregor 136944c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 137044c181aec37789f25f6c15543c164416f72e562aDouglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 137144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-Xclang"); 137244c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-detailed-preprocessing-record"); 137344c181aec37789f25f6c15543c164416f72e562aDouglas Gregor } 137444c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 1375139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 137674cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 137774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1378feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1379feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1380feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1381379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1382d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1383d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1384379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1385936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1386379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 13870d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1388936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1389936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1390379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1391936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1392936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1393779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1394936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1395779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1396f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 139732141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1398379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 13990829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 14003687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor ASTUnit *ATU = ASTUnit::LoadFromPCHFile(astTmpFile, Diags, 14014db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 14024db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1403a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1404a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1405a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1406a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1407a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1408a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1409a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1410405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 14110a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 14120a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 14130a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 14140a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1415f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1416f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 14170a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 14180a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 14190a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 14200a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 14210a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 14220a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 14230a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 14240a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 14250a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 14260a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1427274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1428274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1429274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1430274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 14310a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1432274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1433274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1434274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1435274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1436274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1437274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1438274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1439a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1440d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1441313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1442313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1443313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1444313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 1445313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(llvm::sys::Path(ATU->getPCHFileName())); 1446313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1447313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1448313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1449313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1450313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1451313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1452313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1453313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 1454e19944c93961b7618f4f3f3185f698f46369ea54Steve Naroff return ATU; 14555b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 14565b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 14571999844e7a18786e61e619e1dc6c789827541863Douglas Gregorunsigned clang_defaultSaveOptions(CXTranslationUnit TU) { 14581999844e7a18786e61e619e1dc6c789827541863Douglas Gregor return CXSaveTranslationUnit_None; 14591999844e7a18786e61e619e1dc6c789827541863Douglas Gregor} 14601999844e7a18786e61e619e1dc6c789827541863Douglas Gregor 14611999844e7a18786e61e619e1dc6c789827541863Douglas Gregorint clang_saveTranslationUnit(CXTranslationUnit TU, const char *FileName, 14621999844e7a18786e61e619e1dc6c789827541863Douglas Gregor unsigned options) { 14637ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor if (!TU) 14647ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return 1; 14657ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor 14667ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return static_cast<ASTUnit *>(TU)->Save(FileName); 14677ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor} 14687ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor 14699ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 14702b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CTUnit) 14712b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 14722bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 14730d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1474e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregorunsigned clang_defaultReparseOptions(CXTranslationUnit TU) { 1475e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor return CXReparse_None; 1476e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor} 1477e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor 1478abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregorint clang_reparseTranslationUnit(CXTranslationUnit TU, 1479abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor unsigned num_unsaved_files, 1480e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor struct CXUnsavedFile *unsaved_files, 1481e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor unsigned options) { 1482abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1483abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return 1; 1484abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1485abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1486abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1487abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1488abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 14891abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1490abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1491abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1492abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1493abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1494abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1495abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.size())? 1 : 0; 1496abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1497df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 14989ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 14992b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1500ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1501f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 150277accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1503ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1504af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 15051eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 15067eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1507b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 15087eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 15097eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 15107eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1511fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1512600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1513fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 15141db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 15151db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 15161db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1517b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1518b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 15195352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1520b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1521b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1522b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1523b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 152490a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 152590a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 152690a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1527b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1528b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1529b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1530b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1531b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1532b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 153342748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1534b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 153542748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1536b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1537b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1538b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1539f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1540b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1541f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 15421a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1543b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1544b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 15455352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 15465352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 15475352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 15485352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1549d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1550b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 15515352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 15525352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 15535352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1554f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1555f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 15565352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1557b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1558b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1559b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 156046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 156146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 156246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 156346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 156446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 15651db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 15661db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1567bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 156846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 156946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 157046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 157146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 157246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 157346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 157446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 157546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 157646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 157746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 157846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1579bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1580bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 15811db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 15821db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15831db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 15841db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 15851db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 15861db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 15871db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 15881db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1589e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 159046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1591e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1592e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 15931db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1594f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15955352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 15961db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15971db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15981db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15991db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1600bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 16015352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 16021db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 16031db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 16041db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1605b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1606b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 16071db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1608fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1609fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1610fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1611fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 161274844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 161398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 161474844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1615f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 161688145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 161774844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 161888145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 161988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 162088145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 162198258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 162298258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1623f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 162488145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 162588145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1626ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1627f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1628b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1629b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1630b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1631f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1632b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1633f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1634b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1635b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1636b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1637b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1638f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1639fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1640fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1641fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1642fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1643fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1644fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1645fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1646fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1647fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1648fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1649fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1650fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1651fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1652f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1653fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1654fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1655fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1656fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1657fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1658fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1659f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1660fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1661fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1662ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1663c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1664c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1665c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1666c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1667c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1668c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1669c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1670c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1671c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1672c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1673c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1674c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1675fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1676f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1677f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1678b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1679b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1680b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1681b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1682eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, 1683eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CXXUnit->getMaxPCHLevel()); 1684b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 1685b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 1686b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 168778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 168878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 168978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 1690ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1691f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 169278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 1693ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 1694f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 169578205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 169678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 169778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 169878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 1699ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 1700f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 170150aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 170250aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 170350aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 170450aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 170550aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 170678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 1707f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 17089ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 17097eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 1710b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 17117eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1712f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 1713f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 1714acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 17152e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 1716ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 1717acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1718acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 17191adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 1720ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 1721acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1722acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 172378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 1724f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 1725ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 1726acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 17277d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 17287d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 17297d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 17307d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1731ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 1732ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 17337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 17347d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1735acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 1736ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 1737f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 1738f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 173997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 174097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 174197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 174297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 174378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 1744ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 174597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 174697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 17474ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 17484ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 17494ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 17504ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 1751572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1752572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 1753572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 1754572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 175560cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 175660cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 1757e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1758ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1759f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1760f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 1761e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 176289922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 1763e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 1764e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 1765e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 1766e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 1767e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 1768e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 1769e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 1770e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 1771e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 1772e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 1773e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 1774e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 1775e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 1776e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 1777e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 1778e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 1779e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 1780e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 1781e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 1782e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 1783e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 1784e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 1785e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 1786e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 1787e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 1788e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 1789e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 1790e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 1791e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 1792e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 1793e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 1794e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 1795e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 1796e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 1797e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 1798e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 1799e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 1800e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 18018bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 18028bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 1803e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 1804e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 1805e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 1806e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 1807e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 1808e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 1809e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 1810e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 1811e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 1812e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 1813e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 1814e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 18151ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 18161ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 1817e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 1818e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 1819e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 1820e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 1821e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 1822e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 1823e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 1824e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 1825e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 1826e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 1827e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 1828e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 1829292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 1830292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 1831e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 1832e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 1833e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 1834e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 1835e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 1836e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 1837e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 1838e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 1839e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 1840e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 18419f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 18429f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 1843857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 1844857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 18459f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 18469f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 1847572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 1848572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 18494807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 18504807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 18518f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 18528f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 1853a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 1854a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 185589922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 1856e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1857deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 1858e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 1859600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 186089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 1861e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 1862e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 186333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 186433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 186533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 186633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 186733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 1868e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1869b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 1870b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 1871f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 1872e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1873b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 1874bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 1875bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 1876a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // Translate the given source location to make it point at the beginning of 1877a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // the token under the cursor. 1878a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 1879a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 1880a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // Guard against an invalid SourceLocation, or we may assert in one 1881a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // of the following calls. 1882a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek if (SLoc.isInvalid()) 1883a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek return clang_getNullCursor(); 1884a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 1885a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), 1886a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor CXXUnit->getASTContext().getLangOptions()); 1887a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 188833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 188933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 189033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 189133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 189233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 189333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 1894e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 1895a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Decl::MaxPCHLevel, SourceLocation(SLoc)); 189633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 189777128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 1898e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 189977128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 190077128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 1901738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 19025bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 1903738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 1904738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 1905738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 1906283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 1907738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 19080d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 19099ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 191077128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 191177128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 191277128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 19139ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 191489922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 191589922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 19162d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 19179ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 1918f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 1919f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1920f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 192197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 192297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 192397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 192497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 192597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 192697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 192797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 192897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 19297eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 19307eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 19317eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 19327eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 19339f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 19349f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 19359f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 19369f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 1937ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 1938ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 1939ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 1940ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 1941ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 1942ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 1943ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 1944ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 1945ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 1946ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 1947ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 1948ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 19499ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 19509efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 19519efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 19529efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 195398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 195498258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 1955f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 1956f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 1957f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1958f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 1959a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1960f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1961f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1962f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 1963f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 1964f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 1965a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1966f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1967f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1968f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 1969f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1970f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 1971a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1972f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 19737d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1974f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 19757d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 1976a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 19777d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 1978f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1979f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 1980f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1981f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 1982f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 198398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 198497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 198597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1986f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 198797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 198897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 19899f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 19909f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 19919f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19929f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 19934807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 19944807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 19954ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 19964ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 19974807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19984807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 1999572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2000572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 2001572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 2002572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 2003572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 20049f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 20059a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 20065352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 200798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 2008f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 2009f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 2010f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 2011f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 20122ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 201388145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 2014a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 2015a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} // end extern "C" 2016a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2017a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C) { 2018a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 2019a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 2020a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCSuperClassRef: 2021a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCSuperClassRef(C).second; 2022f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2023a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCProtocolRef: 2024a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCProtocolRef(C).second; 2025f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2026a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCClassRef: 2027a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCClassRef(C).second; 20287d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2029a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_TypeRef: 2030a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorTypeRef(C).second; 2031f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2032a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor default: 2033a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 2034a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor llvm_unreachable("Missed a reference kind"); 2035a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 2036a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 203797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 203897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2039a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorExpr(C)->getSourceRange(); 204033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 204133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 2042a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorStmt(C)->getSourceRange(); 2043f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2044a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_PreprocessingDirective) 2045a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorPreprocessingDirective(C); 20464807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 2047a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2048a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 2049572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2050a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 2051a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 20529f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2053a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) 2054a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorDecl(C)->getSourceRange(); 2055a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2056a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return SourceRange(); 2057a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} 2058a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2059a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorextern "C" { 2060a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2061a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 2062a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange R = getRawCursorExtent(C); 2063a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R.isInvalid()) 20645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2065f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2066a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 2067a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 2068c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2069c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 2070b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2071b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2072f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2073b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2074b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2075c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2076f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 207797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 207897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 207997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2080b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 208197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 208297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 208397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2084bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2085bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2086bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2087bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2088bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2089c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2090c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2091f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2092c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2093c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2094b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2095f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2096f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2097b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2098f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2099f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2100b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 21017d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2102f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 21037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 2104f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2105c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2106c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2107c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2108c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2109c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2110c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2111f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2112c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2113c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2114c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2115b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2116b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2117b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2118f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2119b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2120f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2121b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 212297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2123b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2124b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2125b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2126b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2127bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2128bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2129bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2130b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2131b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2132b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2133b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2134b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2135b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2136f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2137b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2138b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2139b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2140b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2141b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2142b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2143b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2144b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2145b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2146b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2147b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2148b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2149b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2150b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2151b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2152b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 21536206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2154b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2155b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2156b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2157b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2158b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2159b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2160b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2161b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2162b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2163b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2164b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2165b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2166b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2167b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2168b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2169b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2170b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2171b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2172b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2173b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2174b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2175b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2176b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2177b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2178b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2179b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2180b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2181b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2182b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2183952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2184b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2185b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2186b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2187b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2188b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2189b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2190b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2191b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2192b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2193b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2194b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2195b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2196b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2197b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2198b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 219931310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 220031310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 220131310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 220231310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2203b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2204f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2205b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2206b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2207b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2208b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2209b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2210b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2211f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2212b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2213b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2214952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 2215b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return MakeCXCursor( 2216f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2217b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2218b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2219b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2220b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2221b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2222b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2223b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2224f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2225f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2226b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2227b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2228b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2229b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2230b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2231b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2232f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2233b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2234b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2235b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2236b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2237b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2238b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2239b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2240b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2241f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2242b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2243b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2244b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2245b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2246b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2247b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2248b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2249b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2250b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2251b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2252b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2253b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2254b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2255b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2256b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2257b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2258b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2259b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2260b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2261b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2262b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2263b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2264b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2265b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2266b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2267b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2268b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2269b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2270b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2271b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2272b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2273b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2274b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2275b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2276b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2277b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2278b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2279b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2280b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2281b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2282b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2283b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2284b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2285b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2286b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2287f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2288b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2289b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2290b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2291b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2292b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2293b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2294b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2295b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2296b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2297b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2298f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2299b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2300b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2301b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2302b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2303b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2304b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2305f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2306b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2307b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2308b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2309b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2310b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2311b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2312b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2313b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2314b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2315b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2316b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2317b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2318b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2319b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2320b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2321b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2322b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2323b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2324b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2325b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2326b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2327b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2328b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2329b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2330b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2331b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2332b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2333b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2334b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2335b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2336b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2337b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2338b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2339b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2340b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2341b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2342b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2343b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2344b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2345b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 23460d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 23474ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 23484ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 23494ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 23504ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 23514ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 23529ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2353283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2354283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 23554ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 23564ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2357f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 23584ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 23594ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 23604ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 23614ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 23624ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 23634ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 23644ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 23654ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2366f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 23670a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 23680a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 23690a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 23700a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2371fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2372fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2373fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2374fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2375fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2376fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2377fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2378fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2379fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2380fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2381fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2382f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2383fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2384fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2385fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2386fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2387fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2388fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2389fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2390fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2391fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2392fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2393fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2394fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2395fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2396ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2397ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2398fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2399fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2400fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2401fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2402ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2403fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2404f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2405fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2406fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2407fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2408fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2409f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2410f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2411fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2412fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2413fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2414ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2415f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2416fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2417fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2418fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2419f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2420f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2421f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2422f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2423aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2424fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2425f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2426fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2427f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2428fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2429fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2430fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2431fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2432f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2433fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2434fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2435fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2436fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2437fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2438fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 24395352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 24405352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2441f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2442f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2443fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2444fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2445f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2446fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2447fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2448fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2449fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2450fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2451fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2452f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2453fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2454fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2455fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2456f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2457bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2458bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 245985b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2460fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2461fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2462f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2463fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2464fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2465fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2466fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2467fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2468f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2469fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2470fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2471fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2472f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2473f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2474f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2475f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2476f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 247747a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 247847a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2479aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2480fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2481fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2482f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2483fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2484f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2485fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2486f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2487fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2488fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2489fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2490fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2491fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2492fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2493fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2494f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2495fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2496fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2497f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2498fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2499fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2500fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2501fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2502f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2503fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2504fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2505fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2506fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2507fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2508aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2509fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2510fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2511f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2512f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2513f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2514f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2515aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2516aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2517f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2518fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2519fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2520aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2521aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2522aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2523aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2524aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2525aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2526aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2527aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2528aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2529fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2530fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2531fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2532fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2533fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2534fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2535fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2536fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2537fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2538fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2539f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2540fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2541fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2542f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2543fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2544fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2545fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2546fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 25470045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 25486db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 25496db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 25506db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 25516db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 25526db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 25536db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 25546db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 25556db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 25566db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 25576db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 25586db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 25590045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2560fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2561fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2562fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 25636db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 25646db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 25656db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 256611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 256711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 256811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2569fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2570fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2571fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2572fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2573fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2574fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2575fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2576fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2577fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2578fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2579fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 25806db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 258111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2582fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2583fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 258411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2585fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2586fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2587fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2588fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 258911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2590fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 25916db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2592fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 25936db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 25946db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 25950045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2596fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2597fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2598fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2599fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2600fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2601fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 260211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2603fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2604fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2605fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2606fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2607fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2608fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2609fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 261011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2611fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2612fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2613fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2614fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 261511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 261611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 261711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 26186db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 26196db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2620fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2621fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2622fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2623fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 26240045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 26250045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2626fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2627a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange cursorRange = getRawCursorExtent(cursor); 2628a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2629fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 2630fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2631a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2632fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 2633fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2634a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 2635a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 2636a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 263723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 263823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 263923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 264023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 264123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 264223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 264323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 264423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 2645a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 2646a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 2647bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 26486bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 26496bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 2650a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 2651a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2652a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2653a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2654a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2655fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 2656fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 2657fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit || 2658fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek L.isMacroID()) 2659fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ? clang_getNullCursor() : parent; 2660fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2661fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2662fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2663fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2664fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2665fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2666fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2667fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2668fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2669fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2670fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2671fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2672fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2673fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2674fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2675fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2676fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2677fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 2678fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 2679fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 2680fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 2681fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2682fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 2683fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2684fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2685fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2686fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2687fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2688fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 2689fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2690fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2691fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2692fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2693fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2694fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2695fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2696fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2697fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2698fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 26996db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2700fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 2701fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 2702fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2703fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 2704fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 2705fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 2706fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 2707fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 2708fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 2709fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2710fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 2711fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 2712fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2713fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2714fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2715fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 2716fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 2717fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 2718fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2719fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2720fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 2721fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 27220045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 27230045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 27246db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 27256db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 27266db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 27276db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 27286db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 27296db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 27306db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 27316db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2732fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 2733fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 2734fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 2735fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2736fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 27370045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2738fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27390045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2740fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 2741fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 2742fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2743fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 2744fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 27450045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2746fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2747fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2748bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2749fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27500396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 27510045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 2752fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 2753fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 2754a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor RegionOfInterest.setEnd(cxloc::translateSourceLocation( 2755a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor clang_getTokenLocation(TU, 2756a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Tokens[NumTokens - 1]))); 2757fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27580396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 27590396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 27600045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 2761fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2762fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 27630396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 27649f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 27659f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 27669f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 27679f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 27689f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 2769fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27709f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 27710396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 27720396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 27730396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 27740396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 27759f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 27769f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2777fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 27784ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 27799f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 2780fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2781fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 27829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 27834807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 27849f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 27859f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 2786fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27879f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 27889f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 27899f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 27909f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 27919f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 27929f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 27939f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 27949f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 27959f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 27969f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 27979f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 27989f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 2799fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 28009f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 2801fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28029f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 28039f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 2804fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 2805fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 28066db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 28079f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 28089f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 28099f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2810fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28119f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 28129f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 2813fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28149f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 28159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2816fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28174807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 28189f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 28199f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 28204ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 2821fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 28220396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 2823fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 2824fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 2825fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 2826fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 2827fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2828fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 2829fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2830fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 283116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 283216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 283316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 283416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 283516b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 28360396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 28370396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 28380396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 283916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 284016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 284116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 284216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 284316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 284416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 284516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 284616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 284716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 284816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 284916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 285016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 285116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 285216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 285345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 285445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 285545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 285645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 285745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 285845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 285945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 286045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 286145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 286245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 286345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 286445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 286545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 286645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 286745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 286845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 286945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 287045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 287145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 287245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 287345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 287445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 287545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 287645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 287745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 287845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 287945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 288045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 288145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 288245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 288345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 288445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 288545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 288645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 288745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 288845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 288945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 289045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 289145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 289245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 289345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 289445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 289545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 289645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 289745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 289845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 289945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 290045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 290145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 290245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 290345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 290445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 290545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 290645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 290745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 290845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 290945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 291045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 291145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 291245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 29139ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 29149ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 29159ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 29169ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 29179ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 29189ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 29199ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 29209ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 29219ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 29229ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 29239ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 292440b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 2925b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 29269ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 29279ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 292845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 2929fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 2930fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2931fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2932fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 2933fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 2934fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 2935fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 29364ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 2937fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 2938fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 2939fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 2940fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 294104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2942fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 294304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2944ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 2945ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 2946ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 2947ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 2948ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 2949ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 2950ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2951ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 2952ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 2953ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2954ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 2955ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2956ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 2957ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 2958ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 2959ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 2960ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 2961ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 2962ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 2963ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 2964ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 2965ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2966ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 2967ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 2968ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2969ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 2970ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2971ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 2972ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 297304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 297404bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 297504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 2976f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 297704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 297804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2979a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 2980ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 298104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 298204bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 298304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 2984