CIndex.cpp revision b1c031be513705d924038f497279b9b599868ba1
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 3476cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor bool VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); 3481ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 349336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3501ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 351c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 35281d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3538ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3541ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 355b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 356f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 357b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3580d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 359a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C); 360a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 36133e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 36233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 36333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 36433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 365b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 366b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 367b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 36833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 36933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 37033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 37133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 37233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 373b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 374b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 37533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 376b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 377b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 378f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 379b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 380b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 381b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 382b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 383b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 384b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 385b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 386b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 387b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3880d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 38933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 39033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 39133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 392a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 393f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 39433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 39533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 396f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 397b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 398b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 399b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 4000d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 401b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 402b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4032e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 404b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 405b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 406b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4070d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 408fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 409b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4100d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 411788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 412788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 413788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 414788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 415788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 416788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 417788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 418788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 419788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 420788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 427788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 428788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 429788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 430788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 431788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 432788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 433788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 451788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 452788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 453b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 454b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 455b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 456b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 457f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 458a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 459a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 460a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 461a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 462f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 463f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 464b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 466f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 467b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 468b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 469b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 470539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 471b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 472f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 473a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 474a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 475a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 476a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 477f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 478b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 479b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 48033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 48133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 482eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), 483eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TLEnd = CXXUnit->top_level_end(); 484eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TL != TLEnd; ++TL) { 485eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor if (Visit(MakeCXCursor(*TL, CXXUnit), true)) 4867b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4877b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4880396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4890396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 4900396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4913178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 4920396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 4938de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 4940396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 4950396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 496788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 497788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 4980396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 4990396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 5000396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 501788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5030396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5040396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5050396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5060396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5080396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5110396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5120396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5137b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 514b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 515f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 516b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 517b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 518dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 519dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5201ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 521fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 522fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5231ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 524664cffd330611d78fc0286f539589920a37ca328Ted Kremenek if (Stmt *Body = B->getBody()) 525664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return Visit(MakeCXCursor(Body, StmtParent, TU)); 526664cffd330611d78fc0286f539589920a37ca328Ted Kremenek 527664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return false; 5281ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5291ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 530b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 531b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 532b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 53309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 53423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 53523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 53623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 53723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 53823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 539d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 54033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 541a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 542d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 54333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 544d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 545d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 54633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 54733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 54833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 549f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 55033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 55133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 55233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 553f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 55433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 55533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 55633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 557f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 55833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 559f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 560d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 561b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 562b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 563f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 564b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 565dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 566dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5721ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5731ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 575f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5831ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 5841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 5851ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 5861ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5871ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5881ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5897d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 5907d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 5917d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 5927d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 5937d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 5947d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 5957d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 5967d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 597b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 598f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (VisitDeclaratorDecl(ND)) 599f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 600f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 601a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 602a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 603a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 604f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 605b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 606b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 607dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6081ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6091ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6101ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 611f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6121ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6131ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 614f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6181ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 621f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6221ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 624f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 6294bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 6304bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6314bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 6324bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 633f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 6341ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 6361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 6371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 6381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 639f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 6411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 6421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 643f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 647a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 648a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 649a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 650a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 651b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 652b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 653b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 654b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 655f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 65678db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 65778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 65878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 659b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 660b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 661f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 662a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 663dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 664dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 6661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 6671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 6681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 6691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 6701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 671f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6721ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 6731ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 67523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 676fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 677fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 678fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 67923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 68023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 68123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 68223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 68323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 68423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 68623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 68723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 68823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 69123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 69223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 69323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 69523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 69823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 69923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 70023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 70123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 70223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 70523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 70623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 70723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 71023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 71123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 712b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 713dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 714b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 715b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 716f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 717b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 718b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 719f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 72078db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 72178db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 72278db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 723b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 724b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 725f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 726a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 727dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 728dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 7301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 7311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 734ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 735ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 736ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 737ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 738f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 7431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 7441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 7451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 7461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 7471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 748f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 7491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 750a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 7511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 752f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 754dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 755dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 7581ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 7591ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 7601ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 761b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 762b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 763f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 764f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 765dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 766dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 7681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 7691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 7701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 771f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7721ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 773dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 7745e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 7758f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 7768f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 7778f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 7788f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 779a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 780a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 781a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 782a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 783f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 784f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 785f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 786f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 787f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 788f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 789f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 7906b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 791f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 7926b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 7936b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 794f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 795f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 7966b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 7976b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 7986b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 7996b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 8006b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 801f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 8026b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 8036b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 8046b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 805f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 806f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 807c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 8086b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 8096b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 8106b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 8116b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 812f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 813f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 8146b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 815f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8166b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8176b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 818f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8196b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 820f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 821f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 822f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8236b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8246b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 8256b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 8266b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 8276b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 828f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 829f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 830f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 831f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 832f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 833f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 834f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 835f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 836f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 837f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 838f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 839f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 840f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 841f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 8427d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 8437d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 8447d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 8457d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 846f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 847f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 848f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 849f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 850f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 851f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 852f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 853f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 854f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 855f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 856f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 857f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 858c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 859c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 860c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 861c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 862c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 863c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 864c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 865f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 866f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 867f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 868f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 869f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 870f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 871f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 872f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 873f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 874f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 875c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 876f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 877f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 878f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 879f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 880f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 881f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 882f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 883f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 884f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 885f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 886f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 887f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 888f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 889f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 890f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 891f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 892f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 893f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 894f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 895f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 896f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 897f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 898f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 899f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getResultLoc())) 900f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 901f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 902f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 9035dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 9045dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 9055dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 906f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 907f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 908f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 909f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 910f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 911f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 912f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 913f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 914f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 915f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 916f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 917f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 918f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 919f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 9202332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 9212332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 9222332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9232332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9242332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 9252332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 9262332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 9272332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9282332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 9292332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 931a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 932a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 933a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 9340f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 9350f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 9360f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 937a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 938f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 939a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 940a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 941a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 9420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 9430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 9440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 9460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 9470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 9490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 9500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 9510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 9520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 9530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 9540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 9550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 9570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 9580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 9600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 9610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 9630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 9640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 9650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 9670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 9680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 9690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 9700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 9710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 9720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 9760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 9770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 9780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 9790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 9800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 9810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 9820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9850f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9860f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 9870f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 988a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 989a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 990a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 991263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 992a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 993a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 994f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 995a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 996a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 997a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 998f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 999f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1000f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1001f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1002f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1003f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1004263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1005263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1006f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1007f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1008f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1009f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1010f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1011f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1012f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1013f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1014f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1015f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1016f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1017f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1018f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1019f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1020263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1021f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1022263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1023263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1024f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1025263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1026263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1027f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1028263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1029263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1030263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1031263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1032f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1033f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1034263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1035263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1036263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1037263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1038263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1039263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1040263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1041263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1042263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1043263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1044263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1045263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1046263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1047263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1048f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1049f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1050263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1051263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1052263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1053263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1054f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1055f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1056f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1057f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1058f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1059f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 10606cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregorbool CursorVisitor::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 10616cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(0), StmtParent, TU))) 10626cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10636cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10646cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getCallee(), StmtParent, TU))) 10656cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10666cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10676cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor for (unsigned I = 1, N = E->getNumArgs(); I != N; ++I) 10686cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(I), StmtParent, TU))) 10696cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 10706cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10716cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return false; 10726cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor} 10736cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 10741ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 10751ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 10761ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 10771ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 10788ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 10798ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 10808ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 10818ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 10828ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 10838ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 10848ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 10858ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1086336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1087336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1088336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1089336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1090f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1091336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1092336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1093f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1094336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1095336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1096336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1097336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1098336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1099336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1100336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1101f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1102336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1103336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1104336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1105336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1106336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1107336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1108336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1109f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1110336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1111336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1112336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1113c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 111404badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 111504badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 111604badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1117c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1118c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1119c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1120c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 112181d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 112281d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 112381d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 112481d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 112581d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 112609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 112709dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek for (const Attr *A = D->getAttrs(); A; A = A->getNext()) 112809dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek if (Visit(MakeCXCursor(A, D, TU))) 112909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 113009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 113109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 113209dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 113309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 11345e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 11350a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 11360a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1137a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1138e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1139e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 11400a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 11410a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1142e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1143600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1144600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11459ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 11462b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 11472b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 11487a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor if (getenv("LIBCLANG_TIMING")) 11497a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor llvm::TimerGroup::printAll(llvm::errs()); 11502bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 11512bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 11528506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 11532b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 11542b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11552b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 11562b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 11578506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 11588506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11599ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1160a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 11612b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11622b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1163f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11647d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11650d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 116628019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 116728019772db70d4547be05a042eb950bc910f134fDouglas Gregor return ASTUnit::LoadFromPCHFile(ast_filename, Diags, 1168a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1169a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1170600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1171600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1172b1c031be513705d924038f497279b9b599868ba1Douglas Gregorunsigned clang_defaultEditingTranslationUnitOptions() { 1173b1c031be513705d924038f497279b9b599868ba1Douglas Gregor return CXTranslationUnit_PrecompiledPreamble; 1174b1c031be513705d924038f497279b9b599868ba1Douglas Gregor} 1175b1c031be513705d924038f497279b9b599868ba1Douglas Gregor 11769ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 11779ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 11789ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 11799ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 11804db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 11814db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1182a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 11835a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 11845a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 11855a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 11865a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 11875a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 11885a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 11895a43021ac491bf091494167127772a20d9a9bb48Douglas GregorCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 11905a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char *source_filename, 11915a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor const char **command_line_args, 11925a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor int num_command_line_args, 11935a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor struct CXUnsavedFile *unsaved_files, 11945a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned num_unsaved_files, 11955a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsigned options) { 11962b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11972b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1198f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1199e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1200e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 120144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; 1202df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor bool CompleteTranslationUnit 1203df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor = ((options & CXTranslationUnit_Incomplete) == 0); 1204df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 12055352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 12065352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 120728019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 120828019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1209f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12104db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 12114db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1212a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1213f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1214a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 12154db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 12164db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 12174db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1218f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12198506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 12208506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 12218506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 12228506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 12238506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 12248506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 12258506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 12268506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 122752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 122852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 122952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 123052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 123152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 123252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 123352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1234a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 123552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 12368506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 12378506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 12385a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 123944c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 12405a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 12415a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-Xclang"); 12425a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 12435a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor } 124444c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 12455352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1246f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 124729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 124829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 12498a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1250f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1251942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1252942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 12533687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1254869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1255942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 12564db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1257a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 125844c181aec37789f25f6c15543c164416f72e562aDouglas Gregor /*CaptureDiagnostics=*/true, 1259df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor PrecompilePreamble, 1260df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor CompleteTranslationUnit)); 1261f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12620a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 126334f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 126434f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1265405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1266405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 12670a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 12680a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1269274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1270274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1271274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1272274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 12730a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1274274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1275274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1276274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1277274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1278274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 127983c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 12800a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 12810a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1282942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 1283942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar return Unit.take(); 12848506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 12858506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1286139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 128774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 12880d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1289139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1290139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 12915e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 12920d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1293139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 129474cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 12950d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1296139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1297139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1298139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 12990d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 13000d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1301139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 130237b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1303139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1304c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1305c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 130652ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 130752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 130852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 130952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 131052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 131152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 131252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1313a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1314139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 13154db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 13164db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 13174db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 13184db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 13194db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor return 0; 1320f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13214db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 13224db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 13234db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 13244db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1325f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1326139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1327139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1328139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1329139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1330139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1331139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1332139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1333139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1334139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1335139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1336139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1337139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1338139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1339139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1340139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1341e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 13420d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1343d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1344c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1345c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1346c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1347d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1348d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1349d93256e55673a17d18543397ec462416acb13792Douglas Gregor 135044c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 135144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 135244c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-Xclang"); 135344c181aec37789f25f6c15543c164416f72e562aDouglas Gregor argv.push_back("-detailed-preprocessing-record"); 135444c181aec37789f25f6c15543c164416f72e562aDouglas Gregor } 135544c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 1356139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 135774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 135874cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1359feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1360feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1361feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1362379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1363d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1364d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1365379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1366936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1367379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 13680d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1369936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1370936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1371379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1372936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1373936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1374779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1375936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1376779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1377f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 137832141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1379379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 13800829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 13813687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor ASTUnit *ATU = ASTUnit::LoadFromPCHFile(astTmpFile, Diags, 13824db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 13834db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1384a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1385a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1386a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1387a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1388a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1389a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1390a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1391405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 13920a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 13930a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 13940a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 13950a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1396f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1397f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 13980a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 13990a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 14000a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 14010a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 14020a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 14030a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 14040a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 14050a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 14060a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 14070a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1408274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1409274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1410274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1411274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 14120a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1413274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1414274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1415274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1416274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1417274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1418274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1419274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1420a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1421d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1422313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1423313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1424313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1425313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 1426313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(llvm::sys::Path(ATU->getPCHFileName())); 1427313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1428313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1429313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1430313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1431313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1432313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1433313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1434313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 1435e19944c93961b7618f4f3f3185f698f46369ea54Steve Naroff return ATU; 14365b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 14375b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 14389ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 14392b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CTUnit) 14402b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 14412bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 14420d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1443abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregorint clang_reparseTranslationUnit(CXTranslationUnit TU, 1444abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor unsigned num_unsaved_files, 1445abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor struct CXUnsavedFile *unsaved_files) { 1446abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1447abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return 1; 1448abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1449abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1450abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1451abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1452abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 14531abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1454abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1455abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1456abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1457abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1458abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1459abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.size())? 1 : 0; 1460abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1461df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 14629ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 14632b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1464ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1465f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 146677accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1467ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1468af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 14691eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 14707eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1471b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 14727eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 14737eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 14747eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1475fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1476600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1477fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 14781db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 14791db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 14801db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1481b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1482b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 14835352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1484b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1485b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1486b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1487b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 148890a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 148990a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 149090a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1491b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1492b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1493b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1494b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1495b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1496b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 149742748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1498b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 149942748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1500b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1501b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1502b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1503f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1504b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1505f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 15061a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1507b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1508b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 15095352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 15105352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 15115352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 15125352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1513d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1514b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 15155352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 15165352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 15175352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1518f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1519f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 15205352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1521b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1522b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1523b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 152446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 152546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 152646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 152746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 152846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 15291db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 15301db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1531bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 153246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 153346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 153446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 153546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 153646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 153746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 153846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 153946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 154046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 154146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 154246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1543bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1544bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 15451db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 15461db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15471db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 15481db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 15491db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 15501db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 15511db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 15521db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1553e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 155446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1555e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1556e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 15571db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1558f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15595352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 15601db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15611db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15621db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15631db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1564bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15655352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 15661db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15671db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15681db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1569b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1570b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 15711db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1572fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1573fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1574fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1575fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 157674844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 157798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 157874844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1579f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 158088145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 158174844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 158288145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 158388145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 158488145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 158598258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 158698258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1587f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 158888145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 158988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1590ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1591f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1592b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1593b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1594b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1595f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1596b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1597f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1598b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1599b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1600b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1601b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1602f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1603fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1604fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1605fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1606fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1607fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1608fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1609fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1610fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1611fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1612fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1613fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1614fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1615fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1616f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1617fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1618fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1619fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1620fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1621fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1622fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1623f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1624fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1625fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1626ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1627c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1628c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1629c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1630c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1631c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1632c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1633c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1634c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1635c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1636c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1637c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1638c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1639fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1640f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1641f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1642b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1643b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1644b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1645b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1646eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, 1647eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CXXUnit->getMaxPCHLevel()); 1648b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 1649b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 1650b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 165178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 165278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 165378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 1654ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1655f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 165678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 1657ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 1658f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 165978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 166078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 166178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 166278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 1663ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 1664f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 166550aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 166650aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 166750aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 166850aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 166950aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 167078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 1671f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 16729ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 16737eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 1674b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 16757eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1676f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 1677f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 1678acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 16792e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 1680ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 1681acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1682acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 16831adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 1684ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 1685acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1686acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 168778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 1688f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 1689ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 1690acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 16917d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 16927d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 16937d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 16947d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1695ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 1696ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 16977d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 16987d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1699acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 1700ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 1701f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 1702f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 170397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 170497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 170597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 170697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 170778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 1708ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 170997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 171097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 17114ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 17124ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 17134ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 17144ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 1715572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1716572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 1717572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 1718572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 171960cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 172060cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 1721e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1722ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1723f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1724f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 1725e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 172689922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 1727e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 1728e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 1729e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 1730e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 1731e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 1732e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 1733e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 1734e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 1735e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 1736e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 1737e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 1738e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 1739e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 1740e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 1741e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 1742e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 1743e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 1744e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 1745e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 1746e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 1747e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 1748e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 1749e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 1750e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 1751e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 1752e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 1753e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 1754e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 1755e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 1756e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 1757e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 1758e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 1759e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 1760e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 1761e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 1762e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 1763e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 1764e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 17658bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 17668bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 1767e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 1768e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 1769e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 1770e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 1771e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 1772e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 1773e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 1774e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 1775e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 1776e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 1777e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 1778e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 17791ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 17801ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 1781e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 1782e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 1783e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 1784e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 1785e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 1786e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 1787e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 1788e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 1789e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 1790e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 1791e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 1792e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 1793292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 1794292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 1795e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 1796e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 1797e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 1798e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 1799e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 1800e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 1801e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 1802e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 1803e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 1804e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 18059f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 18069f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 1807857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 1808857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 18099f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 18109f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 1811572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 1812572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 18134807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 18144807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 18158f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 18168f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 1817a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 1818a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 181989922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 1820e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1821deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 1822e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 1823600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 182489922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 1825e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 1826e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 182733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 182833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 182933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 183033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 183133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 1832e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1833b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 1834b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 1835f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 1836e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1837b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 1838bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 1839bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 1840a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // Translate the given source location to make it point at the beginning of 1841a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // the token under the cursor. 1842a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 1843a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 1844a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // Guard against an invalid SourceLocation, or we may assert in one 1845a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // of the following calls. 1846a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek if (SLoc.isInvalid()) 1847a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek return clang_getNullCursor(); 1848a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 1849a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), 1850a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor CXXUnit->getASTContext().getLangOptions()); 1851a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 185233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 185333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 185433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 185533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 185633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 185733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 1858e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 1859a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Decl::MaxPCHLevel, SourceLocation(SLoc)); 186033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 186177128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 1862e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 186377128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 186477128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 1865738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 18665bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 1867738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 1868738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 1869738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 1870283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 1871738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 18720d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 18739ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 187477128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 187577128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 187677128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 18779ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 187889922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 187989922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 18802d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 18819ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 1882f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 1883f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1884f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 188597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 188697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 188797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 188897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 188997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 189097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 189197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 189297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 18937eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 18947eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 18957eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 18967eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 18979f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 18989f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 18999f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 19009f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 1901ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 1902ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 1903ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 1904ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 1905ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 1906ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 1907ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 1908ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 1909ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 1910ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 1911ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 1912ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 19139ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 19149efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 19159efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 19169efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 191798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 191898258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 1919f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 1920f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 1921f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1922f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 1923a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1924f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1925f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1926f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 1927f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 1928f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 1929a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1930f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1931f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1932f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 1933f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1934f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 1935a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1936f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 19377d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1938f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 19397d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 1940a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 19417d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 1942f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1943f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 1944f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1945f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 1946f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 194798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 194897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 194997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1950f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 195197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 195297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 19539f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 19549f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 19559f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19569f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 19574807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 19584807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 19594ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 19604ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 19614807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19624807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 1963572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 1964572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 1965572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 1966572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 1967572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 19689f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 19699a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 19705352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 197198258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 1972f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 1973f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 1974f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 1975f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 19762ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 197788145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 1978a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 1979a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} // end extern "C" 1980a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 1981a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C) { 1982a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 1983a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 1984a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCSuperClassRef: 1985a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCSuperClassRef(C).second; 1986f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1987a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCProtocolRef: 1988a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCProtocolRef(C).second; 1989f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1990a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCClassRef: 1991a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCClassRef(C).second; 19927d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1993a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_TypeRef: 1994a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorTypeRef(C).second; 1995f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1996a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor default: 1997a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1998a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor llvm_unreachable("Missed a reference kind"); 1999a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 2000a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 200197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 200297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 2003a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorExpr(C)->getSourceRange(); 200433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 200533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 2006a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorStmt(C)->getSourceRange(); 2007f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2008a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_PreprocessingDirective) 2009a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorPreprocessingDirective(C); 20104807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 2011a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2012a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 2013572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2014a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 2015a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 20169f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 2017a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) 2018a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorDecl(C)->getSourceRange(); 2019a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2020a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return SourceRange(); 2021a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} 2022a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2023a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorextern "C" { 2024a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 2025a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 2026a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange R = getRawCursorExtent(C); 2027a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R.isInvalid()) 20285352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2029f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2030a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 2031a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 2032c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2033c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 2034b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2035b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2036f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2037b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2038b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2039c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2040f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 204197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 204297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 204397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2044b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 204597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 204697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 204797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2048bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2049bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2050bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2051bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2052bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2053c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2054c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2055f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2056c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2057c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2058b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2059f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2060f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2061b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2062f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2063f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2064b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 20657d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2066f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 20677d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 2068f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2069c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2070c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2071c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2072c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2073c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2074c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2075f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2076c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2077c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2078c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2079b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2080b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2081b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2082f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2083b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2084f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2085b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 208697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2087b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2088b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2089b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2090b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2091bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2092bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2093bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2094b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2095b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2096b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2097b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2098b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2099b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2100f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2101b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2102b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2103b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2104b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2105b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2106b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2107b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2108b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2109b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2110b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2111b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2112b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2113b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2114b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2115b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2116b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 21176206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2118b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2119b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2120b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2121b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2122b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2123b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2124b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2125b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2126b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2127b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2128b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2129b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2130b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2131b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2132b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2133b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2134b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2135b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2136b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2137b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2138b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2139b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2140b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2141b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2142b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2143b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2144b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2145b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2146b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2147952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2148b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2149b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2150b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2151b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2152b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2153b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2154b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2155b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2156b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2157b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2158b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2159b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2160b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2161b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2162b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 216331310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 216431310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 216531310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 216631310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2167b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2168f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2169b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2170b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2171b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2172b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2173b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2174b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2175f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2176b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2177b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2178952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 2179b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return MakeCXCursor( 2180f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2181b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2182b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2183b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2184b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2185b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2186b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2187b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2188f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2189f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2190b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2191b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2192b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2193b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2194b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2195b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2196f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2197b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2198b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2199b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2200b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2201b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2202b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2203b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2204b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2205f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2206b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2207b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2208b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2209b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2210b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2211b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2212b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2213b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2214b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2215b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2216b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2217b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2218b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2219b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2220b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2221b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2222b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2223b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2224b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2225b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2226b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2227b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2228b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2229b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2230b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2231b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2232b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2233b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2234b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2235b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2236b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2237b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2238b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2239b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2240b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2241b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2242b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2243b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2244b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2245b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2246b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2247b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2248b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2249b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2250b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2251f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2252b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2253b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2254b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2255b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2256b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2257b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2258b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2259b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2260b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2261b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2262f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2263b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2264b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2265b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2266b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2267b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2268b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2269f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2270b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2271b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2272b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2273b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2274b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2275b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2276b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2277b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2278b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2279b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2280b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2281b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2282b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2283b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2284b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2285b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2286b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2287b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2288b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2289b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2290b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2291b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2292b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2293b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2294b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2295b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2296b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2297b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2298b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2299b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2300b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2301b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2302b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2303b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2304b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2305b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2306b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2307b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2308b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2309b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 23100d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 23114ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 23124ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 23134ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 23144ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 23154ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 23169ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2317283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2318283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 23194ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 23204ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2321f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 23224ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 23234ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 23244ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 23254ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 23264ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 23274ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 23284ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 23294ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2330f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 23310a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 23320a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 23330a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 23340a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2335fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2336fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2337fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2338fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2339fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2340fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2341fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2342fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2343fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2344fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2345fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2346f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2347fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2348fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2349fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2350fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2351fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2352fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2353fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2354fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2355fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2356fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2357fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2358fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2359fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2360ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2361ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2362fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2363fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2364fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2365fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2366ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2367fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2368f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2369fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2370fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2371fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2372fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2373f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2374f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2375fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2376fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2377fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2378ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2379f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2380fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2381fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2382fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2383f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2384f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2385f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2386f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2387aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2388fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2389f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2390fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2391f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2392fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2393fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2394fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2395fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2396f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2397fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2398fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2399fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2400fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2401fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2402fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 24035352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 24045352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2405f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2406f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2407fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2408fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2409f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2410fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2411fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2412fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2413fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2414fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2415fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2416f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2417fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2418fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2419fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2420f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2421bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2422bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 242385b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2424fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2425fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2426f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2427fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2428fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2429fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2430fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2431fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2432f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2433fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2434fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2435fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2436f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2437f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2438f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2439f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2440f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 244147a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 244247a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2443aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2444fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2445fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2446f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2447fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2448f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2449fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2450f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2451fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2452fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2453fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2454fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2455fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2456fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2457fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2458f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2459fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2460fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2461f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2462fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2463fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2464fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2465fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2466f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2467fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2468fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2469fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2470fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2471fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2472aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2473fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2474fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2475f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2476f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2477f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2478f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2479aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2480aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2481f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2482fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2483fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2484aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2485aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2486aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2487aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2488aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2489aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2490aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2491aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2492aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2493fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2494fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2495fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2496fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2497fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2498fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2499fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2500fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2501fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2502fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2503f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2504fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2505fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2506f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2507fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2508fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2509fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2510fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 25110045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 25126db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 25136db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 25146db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 25156db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 25166db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 25176db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 25186db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 25196db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 25206db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 25216db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 25226db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 25230045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2524fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2525fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2526fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 25276db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 25286db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 25296db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 253011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 253111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 253211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2533fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2534fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2535fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2536fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2537fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2538fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2539fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2540fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2541fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2542fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2543fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 25446db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 254511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2546fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2547fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 254811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2549fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2550fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2551fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2552fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 255311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2554fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 25556db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2556fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 25576db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 25586db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 25590045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2560fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2561fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2562fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2563fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2564fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2565fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 256611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2567fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2568fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2569fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2570fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2571fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2572fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2573fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 257411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2575fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2576fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2577fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2578fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 257911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 258011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 258111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 25826db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 25836db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2584fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2585fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2586fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2587fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 25880045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 25890045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2590fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2591a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange cursorRange = getRawCursorExtent(cursor); 2592a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2593fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 2594fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2595a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2596fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 2597fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2598a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 2599a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 2600a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 260123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 260223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 260323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 260423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 260523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 260623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 260723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 260823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 2609a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 2610a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 2611bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 26126bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 26136bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 2614a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 2615a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2616a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2617a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2618a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2619fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 2620fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 2621fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit || 2622fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek L.isMacroID()) 2623fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ? clang_getNullCursor() : parent; 2624fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2625fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2626fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2627fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2628fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2629fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2630fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2631fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2632fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2633fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2634fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2635fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2636fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2637fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2638fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2639fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2640fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2641fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 2642fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 2643fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 2644fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 2645fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2646fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 2647fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2648fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2649fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2650fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2651fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2652fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 2653fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2654fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2655fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2656fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2657fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2658fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2659fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2660fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2661fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2662fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 26636db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2664fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 2665fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 2666fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2667fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 2668fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 2669fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 2670fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 2671fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 2672fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 2673fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2674fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 2675fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 2676fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2677fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2678fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2679fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 2680fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 2681fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 2682fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2683fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2684fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 2685fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 26860045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 26870045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 26886db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 26896db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 26906db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 26916db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 26926db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 26936db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26946db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 26956db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2696fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 2697fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 2698fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 2699fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2700fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 27010045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2702fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27030045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2704fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 2705fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 2706fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2707fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 2708fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 27090045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2710fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2711fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2712bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2713fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27140396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 27150045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 2716fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 2717fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 2718a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor RegionOfInterest.setEnd(cxloc::translateSourceLocation( 2719a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor clang_getTokenLocation(TU, 2720a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Tokens[NumTokens - 1]))); 2721fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27220396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 27230396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 27240045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 2725fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2726fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 27270396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 27289f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 27299f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 27309f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 27319f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 27329f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 2733fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27349f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 27350396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 27360396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 27370396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 27380396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 27399f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 27409f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2741fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 27424ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 27439f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 2744fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2745fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 27469f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 27474807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 27489f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 27499f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 2750fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27519f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 27529f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 27539f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 27549f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 27559f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 27569f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 27579f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 27589f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 27599f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 27609f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 27619f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 27629f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 2763fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 27649f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 2765fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27669f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 27679f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 2768fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 2769fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 27706db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 27719f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 27729f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 27739f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2774fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27759f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 27769f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 2777fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27789f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 27799f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2780fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27814807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 27829f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 27839f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 27844ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 2785fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27860396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 2787fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 2788fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 2789fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 2790fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 2791fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2792fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 2793fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2794fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 279516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 279616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 279716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 279816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 279916b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 28000396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 28010396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 28020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 280316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 280416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 280516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 280616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 280716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 280816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 280916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 281016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 281116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 281216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 281316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 281416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 281516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 281616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 281745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 281845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 281945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 282045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 282145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 282245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 282345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 282445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 282545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 282645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 282745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 282845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 282945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 283045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 283145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 283245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 283345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 283445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 283545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 283645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 283745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 283845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 283945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 284045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 284145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 284245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 284345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 284445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 284545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 284645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 284745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 284845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 284945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 285045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 285145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 285245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 285345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 285445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 285545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 285645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 285745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 285845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 285945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 286045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 286145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 286245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 286345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 286445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 286545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 286645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 286745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 286845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 286945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 287045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 287145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 287245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 287345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 287445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 287545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 287645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 28779ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28789ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28799ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 28809ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28819ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28829ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 28839ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 28849ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 28859ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 28869ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 28879ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 288840b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 2889b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 28909ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 28919ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 289245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 2893fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 2894fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2895fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2896fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 2897fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 2898fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 2899fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 29004ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 2901fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 2902fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 2903fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 2904fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 290504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2906fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 290704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2908ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 2909ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 2910ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 2911ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 2912ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 2913ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 2914ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2915ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 2916ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 2917ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2918ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 2919ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2920ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 2921ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 2922ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 2923ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 2924ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 2925ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 2926ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 2927ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 2928ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 2929ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2930ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 2931ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 2932ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2933ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 2934ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2935ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 2936ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 293704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 293804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 293904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 2940f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 294104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 294204bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2943a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 2944ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 294504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 294604bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 294704bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 2948