CIndex.cpp revision abc563f554951259bbe0315055cad92ee14d87e4
1d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===- CIndex.cpp - Clang-C Source Indexing Library -----------------------===// 2d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 3d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// The LLVM Compiler Infrastructure 4d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 5d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// This file is distributed under the University of Illinois Open Source 6d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// License. See LICENSE.TXT for details. 70d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar// 8d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===----------------------------------------------------------------------===// 9d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 10ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// This file implements the main API hooks in the Clang-C Source Indexing 11ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// library. 12d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 13d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===----------------------------------------------------------------------===// 14d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek 15ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "CIndexer.h" 1616c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenek#include "CXCursor.h" 17a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek#include "CXSourceLocation.h" 185352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor#include "CIndexDiagnostic.h" 19ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 2004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek#include "clang/Basic/Version.h" 21936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor 2250398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff#include "clang/AST/DeclVisitor.h" 23fb5704295c6137685a7b90b92cd6b958028740c8Steve Naroff#include "clang/AST/StmtVisitor.h" 247d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor#include "clang/AST/TypeLocVisitor.h" 25b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Basic/Diagnostic.h" 26b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/ASTUnit.h" 27b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/CompilerInstance.h" 28936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor#include "clang/Frontend/FrontendDiagnostic.h" 29d8210650ed948de65a08a8daf16d291b747717c4Ted Kremenek#include "clang/Lex/Lexer.h" 30b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Lex/PreprocessingRecord.h" 3133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor#include "clang/Lex/Preprocessor.h" 3202465750c8c3fa96b1e7e596b02297e24361dc4fDouglas Gregor#include "llvm/Support/MemoryBuffer.h" 330829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer#include "llvm/System/Program.h" 340a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor#include "llvm/System/Signals.h" 35fc0622155fa61349698a8fd0053773c37d9f7ac4Ted Kremenek 36c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer// Needed to define L_TMPNAM on some systems. 37c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer#include <cstdio> 38c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer 3950398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroffusing namespace clang; 4016c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenekusing namespace clang::cxcursor; 41ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenekusing namespace clang::cxstring; 4250398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff 438a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 448a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Crash Reporting. 458a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 468a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 47d7ffd0844571d76f95bb0fc9c3ebb1bdf445eeddTed Kremenek#ifdef USE_CRASHTRACER 488a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#include "clang/Analysis/Support/SaveAndRestore.h" 498a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek// Integrate with crash reporter. 50439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarstatic const char *__crashreporter_info__ = 0; 51439794eea9a2afb4f572f1158f06d088f124eb20Daniel Dunbarasm(".desc ___crashreporter_info__, 0x10"); 526b5699969d0dadaaee3f4eb51f18ce628fbfeca9Ted Kremenek#define NUM_CRASH_STRINGS 32 5329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned crashtracer_counter = 0; 54254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenekstatic unsigned crashtracer_counter_id[NUM_CRASH_STRINGS] = { 0 }; 5529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic const char *agg_crashtracer_strings[NUM_CRASH_STRINGS] = { 0 }; 5729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 5829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic unsigned SetCrashTracerInfo(const char *str, 5929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> &AggStr) { 60f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 61254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned slot = 0; 6229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek while (crashtracer_strings[slot]) { 6329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (++slot == NUM_CRASH_STRINGS) 6429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek slot = 0; 6529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 6629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracer_strings[slot] = str; 67254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[slot] = ++crashtracer_counter; 6829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 6929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // We need to create an aggregate string because multiple threads 7029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // may be in this method at one time. The crash reporter string 7129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // will attempt to overapproximate the set of in-flight invocations 7229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // of this function. Race conditions can still cause this goal 7329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek // to not be achieved. 7429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 75f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek llvm::raw_svector_ostream Out(AggStr); 7629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (unsigned i = 0; i < NUM_CRASH_STRINGS; ++i) 7729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek if (crashtracer_strings[i]) Out << crashtracer_strings[i] << '\n'; 7829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 7929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[slot] = AggStr.c_str(); 8029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek return slot; 8129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 8229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 8329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekstatic void ResetCrashTracerInfo(unsigned slot) { 84254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_slot = 0; 85254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek unsigned max_value = 0; 86f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 87254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_strings[slot] = agg_crashtracer_strings[slot] = 0; 88254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 89254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek for (unsigned i = 0 ; i < NUM_CRASH_STRINGS; ++i) 90254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek if (agg_crashtracer_strings[i] && 91254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek crashtracer_counter_id[i] > max_value) { 92254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_slot = i; 93254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek max_value = crashtracer_counter_id[i]; 9429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 95254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek 96254ba7cd3bc1b172c3f3c2b941aaae8335c25f85Ted Kremenek __crashreporter_info__ = agg_crashtracer_strings[max_slot]; 9729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 9829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek 9929b7284c98253aed6e215aaa867c63084c80e944Ted Kremeneknamespace { 10029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekclass ArgsCrashTracerInfo { 10129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> CrashString; 10229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::SmallString<1024> AggregateString; 10329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek unsigned crashtracerSlot; 10429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenekpublic: 10529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo(llvm::SmallVectorImpl<const char*> &Args) 10629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek : crashtracerSlot(0) 10729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 10829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek { 10929b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek llvm::raw_svector_ostream Out(CrashString); 1100baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek Out << "ClangCIndex [" << getClangFullVersion() << "]" 1110baa95200b634cc55185489cea5d11b10edefb7dTed Kremenek << "[createTranslationUnitFromSourceFile]: clang"; 11229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek for (llvm::SmallVectorImpl<const char*>::iterator I=Args.begin(), 11329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek E=Args.end(); I!=E; ++I) 11429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek Out << ' ' << *I; 11529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 11629b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek crashtracerSlot = SetCrashTracerInfo(CrashString.c_str(), 11729b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek AggregateString); 11829b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 119f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12029b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ~ArgsCrashTracerInfo() { 12129b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ResetCrashTracerInfo(crashtracerSlot); 12229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek } 12329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek}; 12429b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek} 12529b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#endif 1268a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 12733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \brief The result of comparing two source ranges. 12833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorenum RangeComparisonResult { 12933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief Either the ranges overlap or one of the ranges is invalid. 13033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeOverlap, 131f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range ends before the second range starts. 13333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeBefore, 134f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range starts after the second range ends. 13633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeAfter 13733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor}; 13833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 139f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek/// \brief Compare two source ranges to determine their relative position in 14033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// the translation unit. 141f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekstatic RangeComparisonResult RangeCompare(SourceManager &SM, 142f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SourceRange R1, 14333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange R2) { 14433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R1.isValid() && "First range is invalid?"); 14533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R2.isValid() && "Second range is invalid?"); 146d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (R1.getEnd() == R2.getBegin() || 147d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) 14833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeBefore; 149d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (R2.getEnd() == R1.getBegin() || 150d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) 15133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeAfter; 15233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeOverlap; 15333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 15433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 155fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// \brief Determine if a source location falls within, before, or after a 156fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// a given source range. 157fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic RangeComparisonResult LocationCompare(SourceManager &SM, 158fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L, SourceRange R) { 159fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(R.isValid() && "First range is invalid?"); 160fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(L.isValid() && "Second range is invalid?"); 161fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L == R.getBegin()) 162fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 163fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L == R.getEnd()) 164fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 165fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(L, R.getBegin())) 166fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeBefore; 167fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) 168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 169fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 170fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek} 171fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 17276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// \brief Translate a Clang source range into a CIndex source range. 17376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// 17476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// Clang internally represents ranges where the end location points to the 17576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// start of the token at the end. However, for external clients it is more 17676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// useful to have a CXSourceRange be a proper half-open interval. This routine 17776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// does the appropriate translation. 178f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed KremenekCXSourceRange cxloc::translateSourceRange(const SourceManager &SM, 17976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar const LangOptions &LangOpts, 1800a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 18176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar // We want the last character in this location, so we will adjust the 1826a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // location accordingly. 1836a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // FIXME: How do do this with a macro instantiation location? 18476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar SourceLocation EndLoc = R.getEnd(); 1850a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { 1866a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); 18776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc = EndLoc.getFileLocWithOffset(Length); 18876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar } 18976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar 19076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, 19176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar R.getBegin().getRawEncoding(), 19276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc.getRawEncoding() }; 19376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar return Result; 19476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar} 1951db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1968a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 19733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor// Cursor visitor. 1988a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 1998a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 20089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroffnamespace { 201f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 202b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor// Cursor visitor. 2037d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorclass CursorVisitor : public DeclVisitor<CursorVisitor, bool>, 204a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public TypeLocVisitor<CursorVisitor, bool>, 205a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public StmtVisitor<CursorVisitor, bool> 2067d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor{ 20733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The translation unit we are traversing. 208b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *TU; 209f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The parent cursor whose children we are traversing. 211b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursor Parent; 212f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The declaration that serves at the parent of any statement or 21433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// expression nodes. 215f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor Decl *StmtParent; 216f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The visitor function. 218b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor Visitor; 219f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The opaque client data, to be passed along to the visitor. 221b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData ClientData; 222f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2237d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // MaxPCHLevel - the maximum PCH level of declarations that we will pass on 2247d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // to the visitor. Declarations with a PCH level greater than this value will 2257d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // be suppressed. 2267d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor unsigned MaxPCHLevel; 22733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 22833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief When valid, a source range to which the cursor should restrict 22933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// its search. 23033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest; 231f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 232b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor using DeclVisitor<CursorVisitor, bool>::Visit; 2337d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor using TypeLocVisitor<CursorVisitor, bool>::Visit; 234a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor using StmtVisitor<CursorVisitor, bool>::Visit; 235f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 236f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// \brief Determine whether this particular source range comes before, comes 237f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// after, or overlaps the region of interest. 23833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// 239d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar /// \param R a half-open source range retrieved from the abstract syntax tree. 240f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek RangeComparisonResult CompareRegionOfInterest(SourceRange R); 241f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek class SetParentRAII { 2430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor &Parent; 2440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Decl *&StmtParent; 2450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor OldParent; 2460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek public: 2480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) 2490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) 2500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek { 2510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = NewParent; 2520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 2560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek ~SetParentRAII() { 2570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = OldParent; 2580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 2590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 2600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 2610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek }; 2620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 263b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorpublic: 264f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, 265f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek unsigned MaxPCHLevel, 26633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest = SourceRange()) 267f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek : TU(TU), Visitor(Visitor), ClientData(ClientData), 26833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest) 269b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor { 270b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.kind = CXCursor_NoDeclFound; 271b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[0] = 0; 272b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[1] = 0; 273b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[2] = 0; 274f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor StmtParent = 0; 275b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 276f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 27733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); 278788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 279788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 280788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor getPreprocessedEntities(); 281788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 282b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitChildren(CXCursor Parent); 283f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2847d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Declaration visitors 28509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek bool VisitAttributes(Decl *D); 2861ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockDecl(BlockDecl *B); 287b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitDeclContext(DeclContext *DC); 28879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTranslationUnitDecl(TranslationUnitDecl *D); 28979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTypedefDecl(TypedefDecl *D); 29079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTagDecl(TagDecl *D); 2914540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 29279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2934540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 29479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 29579758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 29679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 2974540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 29879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 29979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 30023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 30179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 3024540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 30379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 3041ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 3051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: ObjCPropertyDecl requires TypeSourceInfo, getter/setter locations, 3061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // etc. 30779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 30879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 30979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 310a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 3118f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 3127d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3137d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 314f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: QualifiedTypeLoc doesn't provide any location information 315f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 3167d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 317f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 318f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 319f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // FIXME: TemplateTypeParmTypeLoc doesn't provide any location information 320f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 321c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 322f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 323f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 324f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 325f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 326f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 327f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 328f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL); 329f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 3302332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement for TemplateSpecializationTypeLoc 3312332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 3322332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 3332332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 3342332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 335f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 336a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 337a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 338a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 339f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor // FIXME: LabelStmt label? 340f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 341f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 3420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 343263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 344263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 3450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek// bool VisitSwitchCase(SwitchCase *S); 346f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 347336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 3481ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 349336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3501ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 351c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 35281d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3538ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3541ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 355b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 356f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 357b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3580d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 35933e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 36033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 36133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 36233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 363b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 364b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 365b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 36633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 36733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 36833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 36933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 37033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 371b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 372b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 37333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 374b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 375b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 376f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 377b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 378b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 379b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 380b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 381b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 382b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 383b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 384b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 385b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3860d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 38733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 38833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 38933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 390f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar SourceRange Range = 391f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar cxloc::translateCXSourceRange(clang_getCursorExtent(Cursor)); 392f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 39333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 39433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 395f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 396b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 397b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 398b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 3990d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 400b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 401b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 4022e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 403b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 404b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 405b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 4060d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 407fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 408b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 4090d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 410788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 411788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 412788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 413788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 414788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 415788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 416788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 417788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 418788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 419788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 420788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 427788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 428788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 429788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 430788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 431788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 432788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 433788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 434788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 435788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 436788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 437788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 438788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 439788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 440788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 441788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 442788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 443788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 444788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 445788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 446788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 447788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 448788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 449788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 450788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 451788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 452b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 453b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 454b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 455b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 456f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 457a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 458a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 459a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 460a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 461f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 462f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 463b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 465f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 466b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 467b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 468b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 469539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 470b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 471f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 472a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 473a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 474a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 475a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 476f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 477b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 478b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 47933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 48033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 4817b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor const std::vector<Decl*> &TLDs = CXXUnit->getTopLevelDecls(); 4827b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor for (std::vector<Decl*>::const_iterator it = TLDs.begin(), 4837b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor ie = TLDs.end(); it != ie; ++it) { 48433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (Visit(MakeCXCursor(*it, CXXUnit), true)) 4857b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4867b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4870396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4880396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 4890396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4903178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 4910396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 4928de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 4930396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 4940396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 495788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 496788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 4970396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 4980396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 4990396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 500788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 5010396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5030396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5040396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 5050396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 5060396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 5070396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 5080396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 5090396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5100396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5110396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 5127b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 513b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 514f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 515b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 516b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 517dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 518dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5191ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 520fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 521fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5221ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 5231ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(MakeCXCursor(B->getBody(), StmtParent, TU)); 5241ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5251ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 526b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 527b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor for (DeclContext::decl_iterator 528b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor I = DC->decls_begin(), E = DC->decls_end(); I != E; ++I) { 52909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 53023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = *I; 53123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (D->getLexicalDeclContext() != DC) 53223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek continue; 53323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 53423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 535d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 53633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid()) { 537d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SourceRange Range = 538d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar cxloc::translateCXSourceRange(clang_getCursorExtent(Cursor)); 539d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Range.isInvalid()) 54033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 541d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 542d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar switch (CompareRegionOfInterest(Range)) { 54333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeBefore: 54433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes before the region of interest; skip it. 54533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor continue; 546f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 54733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeAfter: 54833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration comes after the region of interest; we're done. 54933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 550f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 55133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor case RangeOverlap: 55233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // This declaration overlaps the region of interest; visit it. 55333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor break; 554f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 55533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 556f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 557d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 558b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 559b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 560f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 561b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 562dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 563dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 572f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5731ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5741ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5751ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 5811ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 5821ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 5831ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5841ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5851ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5867d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 5877d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 5887d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 5897d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 5907d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 5917d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 5927d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 5937d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 594b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 595f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (VisitDeclaratorDecl(ND)) 596f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 597f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 598a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (ND->isThisDeclarationADefinition() && 599a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 600a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 601f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 602b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 603b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 604dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 6061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6071ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 608f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6091ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 6101ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 611f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6121ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6131ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6141ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 6161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 6171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 618f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 6201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 621f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6221ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6231ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6241ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6251ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 6264bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 6274bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6284bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 6294bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 630f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 6311ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 6321ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 6331ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 6341ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 636f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 6381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 6391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 640f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 644a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 645a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitDeclContext(D); 646a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 647a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 648b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 649b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 650b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 651b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 652f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 65378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 65478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 65578db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 656b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 657b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 658f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 659a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 660dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 661dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 6621ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 6631ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 6641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 6651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 6661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 6671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 668f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 6701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 67223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 673fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(PD->getTypeSourceInfo()->getTypeLoc())) 674fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 675fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 67623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 67723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 67823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 67923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 68023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 68123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 68323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 68423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 68523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 68623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 68723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 68823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 68923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 69023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 69223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 69323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 69423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 69523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 69623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 69723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 69823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 69923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 70223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 70323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 70423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 70523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 70623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 70723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 70823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 709b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 710dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 711b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 712b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 713f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 714b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 715b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 716f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 71778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 71878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 71978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 720b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 721b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 722f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 723a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 724dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 725dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7261ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 7271ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 7281ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7291ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7301ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 731ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 732ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 733ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 734ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 735f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 7371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 7411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 7421ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 7431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 7441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 745f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 7461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 747a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 7481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 749f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 751dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 752dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 7551ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 758b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 759b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 760f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 761f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 762dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 763dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 7651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 7661ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 7671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 768f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 770dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 7715e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 7728f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 7738f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 7748f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 7758f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 776a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 777a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 778a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 779a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 780f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 781f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 782f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 783f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 784f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 785f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 786f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 7876b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 788f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 7896b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 7906b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 791f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 792f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 7936b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 7946b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 7956b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 7966b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 7976b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 798f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 7996b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 8006b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 8016b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 802f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 803f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 804c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 8056b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 8066b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 8076b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 8086b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 809f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 810f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 8116b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 812f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8136b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8146b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 815f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8166b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 817f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 818f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 819f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 8206b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 8216b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 8226b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 8236b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 8246b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 825f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 826f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 827f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 828f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 829f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 830f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 831f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 832f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 833f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 834f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 835f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 836f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 837f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 838f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 8397d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 8407d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 8417d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 8427d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 843f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 844f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 845f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 846f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 847f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 848f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 849f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 850f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 851f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 852f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 853f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 854f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 855c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 856c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 857c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 858c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 859c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 860c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 861c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 862f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 863f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 864f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 865f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 866f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 867f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 868f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 869f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 870f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 871f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 872c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 873f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 874f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 875f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 876f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 877f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 878f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 879f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 880f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 881f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 882f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 883f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 884f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 885f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 886f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 887f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 888f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 889f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 890f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 891f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 892f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 893f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 894f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 895f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 896f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getResultLoc())) 897f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 898f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 899f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 9005dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 9015dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 9025dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 903f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 904f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 905f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 906f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 907f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 908f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 909f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 910f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 911f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 912f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 913f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 914f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 915f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 916f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 9172332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 9182332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 9192332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9202332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9212332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 9222332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 9232332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 9242332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 9252332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 9262332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 9272332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 928a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 929a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 930a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 9310f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 9320f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 9330f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 934a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 935f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 936a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 937a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 938a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 9390f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 9400f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 9410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 9430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 9440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 9450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 9460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 9470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 9480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 9490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 9500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 9510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 9520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 9540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 9550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9560f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 9570f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 9580f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 9590f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 9600f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 9610f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 9620f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9630f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 9640f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 9650f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 9660f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 9670f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 9680f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 9690f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9700f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9710f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 9720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 9730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 9740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 9750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 9760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 9770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 9780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 9790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 9820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 9830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 9840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 985a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 986a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 987a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 988263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (*D && Visit(MakeCXCursor(*D, TU))) 989a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 990a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 991f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 992a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 993a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 994a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 995f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 996f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 997f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 998f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 999f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1000f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1001263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1002263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1003f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1004f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1005f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1006f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1007f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1008f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1009f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1010f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1011f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1012f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1013f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1014f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1015f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1016f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1017263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1018f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1019263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1020263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1021f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1022263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1023263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1024f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1025263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1026263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1027263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1028263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1029f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1030f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1031263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1032263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1033263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1034263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1035263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1036263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1037263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1038263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1039263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1040263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1041263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1042263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1043263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1044263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1045f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1046f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1047263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1048263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1049263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1050263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1051f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1052f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1053f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1054f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1055f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1056f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 10571ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 10581ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 10591ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 10601ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 10618ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 10628ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor // FIXME: Visit fields as well? 10638ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 10648ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 10658ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 10668ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return VisitExpr(E); 10678ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 10688ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1069336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1070336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1071336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1072336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1073f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1074336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1075336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1076f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1077336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1078336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1079336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1080336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1081336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1082336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1083336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1084f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1085336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1086336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1087336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1088336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1089336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1090336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1091336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1092f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1093336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1094336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1095336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1096c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 109704badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 109804badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 109904badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 1100c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 1101c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 1102c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 1103c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 110481d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 110581d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 110681d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 110781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 110881d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 110909dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 111009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek for (const Attr *A = D->getAttrs(); A; A = A->getNext()) 111109dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek if (Visit(MakeCXCursor(A, D, TU))) 111209dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 111309dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 111409dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 111509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 111609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 11175e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 11180a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 11190a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 1120a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 1121e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 1122e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 11230a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 11240a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 1125e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 1126600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1127600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11289ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 11292b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 11302b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 11312bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 11322bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 11338506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbarvoid clang_setUseExternalASTGeneration(CXIndex CIdx, int value) { 11342b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) { 11352b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11362b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor CXXIdx->setUseExternalASTGeneration(value); 11372b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor } 11388506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar} 11398506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11409ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 1141a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 11422b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11432b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1144f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11457d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 11460d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 114728019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 114828019772db70d4547be05a042eb950bc910f134fDouglas Gregor return ASTUnit::LoadFromPCHFile(ast_filename, Diags, 1149a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 1150a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 1151600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 1152600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 11539ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 11549ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 11559ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 11569ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 11574db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor const char **command_line_args, 11584db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 1159a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 11602b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 11612b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 1162f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1163e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 1164e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 11655352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 11665352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 116728019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 116828019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 1169f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11704db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 11714db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1172a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1173f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 1174a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 11754db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 11764db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 11774db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 1178f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 11798506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (!CXXIdx->getUseExternalASTGeneration()) { 11808506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar llvm::SmallVector<const char *, 16> Args; 11818506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 11828506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // The 'source_filename' argument is optional. If the caller does not 11838506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // specify it then it is assumed that the source file is specified 11848506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar // in the actual argument list. 11858506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar if (source_filename) 11868506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.push_back(source_filename); 118752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 118852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 118952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 119052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 119152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 119252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 119352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1194a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Args.push_back("-fno-spell-checking"); 119552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 11968506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar Args.insert(Args.end(), command_line_args, 11978506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar command_line_args + num_command_line_args); 119894dc8f640ebea52241412512ed48601626edbc58Douglas Gregor Args.push_back("-Xclang"); 119994dc8f640ebea52241412512ed48601626edbc58Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 12005352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 1201f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 120229b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek#ifdef USE_CRASHTRACER 120329b7284c98253aed6e215aaa867c63084c80e944Ted Kremenek ArgsCrashTracerInfo ACTI(Args); 12048a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek#endif 1205f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1206942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar llvm::OwningPtr<ASTUnit> Unit( 1207942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 12083687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor Diags, 1209869824e87940f97b87064db2df2861e82e08a8c6Daniel Dunbar CXXIdx->getClangResourcesPath(), 1210942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar CXXIdx->getOnlyLocalDecls(), 12114db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1212a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 121394dc8f640ebea52241412512ed48601626edbc58Douglas Gregor /*CaptureDiagnostics=*/true)); 1214f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12150a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 121634f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek // Make sure to check that 'Unit' is non-NULL. 121734f6a322430e2cdcb38167781eb848b9b8e928bbTed Kremenek if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 1218405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 1219405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor DEnd = Unit->stored_diag_end(); 12200a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 12210a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 1222274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1223274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1224274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1225274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 12260a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1227274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1228274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1229274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1230274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1231274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 123283c5184d3ae2ff94a993b3e770e96756193f15f0Ted Kremenek#endif 12330a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 12340a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1235942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar 1236942209729a70af6230af2c6f0436bb77d2f6891cDaniel Dunbar return Unit.take(); 12378506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar } 12388506dde586459887b7e14e23a30af8ac5be5adb6Daniel Dunbar 1239139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Build up the arguments for invoking 'clang'. 124074cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek std::vector<const char *> argv; 12410d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1242139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // First add the complete path to the 'clang' executable. 1243139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek llvm::sys::Path ClangPath = static_cast<CIndexer *>(CIdx)->getClangPath(); 12445e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer argv.push_back(ClangPath.c_str()); 12450d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1246139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the '-emit-ast' option as our execution mode for 'clang'. 124774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back("-emit-ast"); 12480d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1249139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 1250139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 1251139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 12520d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 12530d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar argv.push_back(source_filename); 1254139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 125537b5ac2909a7693fc6e6842c5a8825bdeaa636ddSteve Naroff // Generate a temporary name for the AST file. 1256139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back("-o"); 1257c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char astTmpFile[L_tmpnam]; 1258c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer argv.push_back(tmpnam(astTmpFile)); 125952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 126052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 126152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 126252ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 126352ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 126452ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Note that we place this argument early in the list, so that it can be 126552ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // overridden by the caller with "-fspell-checking". 1266a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor argv.push_back("-fno-spell-checking"); 1267139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 12684db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // Remap any unsaved files to temporary files. 12694db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<llvm::sys::Path> TemporaryFiles; 12704db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor std::vector<std::string> RemapArgs; 12714db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor if (RemapFiles(num_unsaved_files, unsaved_files, RemapArgs, TemporaryFiles)) 12724db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor return 0; 1273f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 12744db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // The pointers into the elements of RemapArgs are stable because we 12754db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor // won't be adding anything to RemapArgs after this point. 12764db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned i = 0, e = RemapArgs.size(); i != e; ++i) 12774db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor argv.push_back(RemapArgs[i].c_str()); 1278f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1279139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Process the compiler options, stripping off '-o', '-c', '-fsyntax-only'. 1280139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek for (int i = 0; i < num_command_line_args; ++i) 1281139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (const char *arg = command_line_args[i]) { 1282139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-o") == 0) { 1283139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek ++i; // Also skip the matching argument. 1284139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1285139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1286139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek if (strcmp(arg, "-emit-ast") == 0 || 1287139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-c") == 0 || 1288139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek strcmp(arg, "-fsyntax-only") == 0) { 1289139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek continue; 1290139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek } 1291139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek 1292139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Keep the argument. 1293139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek argv.push_back(arg); 1294e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 12950d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1296d93256e55673a17d18543397ec462416acb13792Douglas Gregor // Generate a temporary name for the diagnostics file. 1297c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char tmpFileResults[L_tmpnam]; 1298c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer char *tmpResultsFileName = tmpnam(tmpFileResults); 1299c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer llvm::sys::Path DiagnosticsFile(tmpResultsFileName); 1300d93256e55673a17d18543397ec462416acb13792Douglas Gregor TemporaryFiles.push_back(DiagnosticsFile); 1301d93256e55673a17d18543397ec462416acb13792Douglas Gregor argv.push_back("-fdiagnostics-binary"); 1302d93256e55673a17d18543397ec462416acb13792Douglas Gregor 130394dc8f640ebea52241412512ed48601626edbc58Douglas Gregor argv.push_back("-Xclang"); 130494dc8f640ebea52241412512ed48601626edbc58Douglas Gregor argv.push_back("-detailed-preprocessing-record"); 130594dc8f640ebea52241412512ed48601626edbc58Douglas Gregor 1306139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // Add the null terminator. 130774cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek argv.push_back(NULL); 130874cd0694f9b7d8b9d939d6104b0cc319753c513cTed Kremenek 1309feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // Invoke 'clang'. 1310feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek llvm::sys::Path DevNull; // leave empty, causes redirection to /dev/null 1311feb15e3f39de77ce5cdf8a5d9ee01ead5e679e9eTed Kremenek // on Unix or NUL (Windows). 1312379afec20ce8fd419551874daf3a1e683547575eTed Kremenek std::string ErrMsg; 1313d93256e55673a17d18543397ec462416acb13792Douglas Gregor const llvm::sys::Path *Redirects[] = { &DevNull, &DevNull, &DiagnosticsFile, 1314d93256e55673a17d18543397ec462416acb13792Douglas Gregor NULL }; 1315379afec20ce8fd419551874daf3a1e683547575eTed Kremenek llvm::sys::Program::ExecuteAndWait(ClangPath, &argv[0], /* env */ NULL, 1316936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor /* redirects */ &Redirects[0], 1317379afec20ce8fd419551874daf3a1e683547575eTed Kremenek /* secondsToWait */ 0, /* memoryLimits */ 0, &ErrMsg); 13180d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1319936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor if (!ErrMsg.empty()) { 1320936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor std::string AllArgs; 1321379afec20ce8fd419551874daf3a1e683547575eTed Kremenek for (std::vector<const char*>::iterator I = argv.begin(), E = argv.end(); 1322936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor I != E; ++I) { 1323936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += ' '; 1324779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek if (*I) 1325936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor AllArgs += *I; 1326779e5f487daaf1c96cbd22a145e988742395f8d4Ted Kremenek } 1327f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 132832141c8f69a6a51d7cf95a18229cd335ecd59903Daniel Dunbar Diags->Report(diag::err_fe_invoking) << AllArgs << ErrMsg; 1329379afec20ce8fd419551874daf3a1e683547575eTed Kremenek } 13300829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer 13313687e9d3a5dbfa9963af02a49a2b139d91310813Douglas Gregor ASTUnit *ATU = ASTUnit::LoadFromPCHFile(astTmpFile, Diags, 13324db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor CXXIdx->getOnlyLocalDecls(), 13334db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.data(), 1334a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor RemappedFiles.size(), 1335a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /*CaptureDiagnostics=*/true); 1336a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor if (ATU) { 1337a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 1338a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor num_unsaved_files, unsaved_files, 1339a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getFileManager(), 1340a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ATU->getSourceManager(), 1341405634b215f19eec7183bd8005e34aa5a02f64a1Douglas Gregor ATU->getStoredDiagnostics()); 13420a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } else if (CXXIdx->getDisplayDiagnostics()) { 13430a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // We failed to load the ASTUnit, but we can still deserialize the 13440a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // diagnostics and emit them. 13450a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileManager FileMgr; 1346f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor Diagnostic Diag; 1347f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor SourceManager SourceMgr(Diag); 13480a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor // FIXME: Faked LangOpts! 13490a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LangOptions LangOpts; 13500a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::SmallVector<StoredDiagnostic, 4> Diags; 13510a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor LoadSerializedDiagnostics(DiagnosticsFile, 13520a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor num_unsaved_files, unsaved_files, 13530a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor FileMgr, SourceMgr, Diags); 13540a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor for (llvm::SmallVector<StoredDiagnostic, 4>::iterator D = Diags.begin(), 13550a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor DEnd = Diags.end(); 13560a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor D != DEnd; ++D) { 13570a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CXStoredDiagnostic Diag(*D, LangOpts); 1358274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 1359274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 1360274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 1361274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor clang_disposeString(Msg); 13620a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor } 1363274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor 1364274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 1365274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 1366274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // stderr and stdout in the file system, all with different buffers 1367274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor // but writing to the same device. 1368274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor fflush(stderr); 1369274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#endif 1370a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 1371d93256e55673a17d18543397ec462416acb13792Douglas Gregor 1372313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor if (ATU) { 1373313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Make the translation unit responsible for destroying all temporary files. 1374313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1375313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(TemporaryFiles[i]); 1376313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor ATU->addTemporaryFile(llvm::sys::Path(ATU->getPCHFileName())); 1377313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } else { 1378313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // Destroy all of the temporary files now; they can't be referenced any 1379313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor // longer. 1380313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor llvm::sys::Path(astTmpFile).eraseFromDisk(); 1381313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor for (unsigned i = 0, e = TemporaryFiles.size(); i != e; ++i) 1382313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor TemporaryFiles[i].eraseFromDisk(); 1383313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor } 1384313e26c4e81f0e467490a530548450f4c824a6c4Douglas Gregor 1385e19944c93961b7618f4f3f3185f698f46369ea54Steve Naroff return ATU; 13865b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 13875b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 13889ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 13892b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CTUnit) 13902b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 13912bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 13920d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 1393abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregorint clang_reparseTranslationUnit(CXTranslationUnit TU, 1394abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor unsigned num_unsaved_files, 1395abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor struct CXUnsavedFile *unsaved_files) { 1396abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 1397abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return 1; 1398abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1399abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 1400abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 1401abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 1402abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 1403abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 1404abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 1405abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 1406abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 1407abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 1408abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor return static_cast<ASTUnit *>(TU)->Reparse(RemappedFiles.data(), 1409abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.size())? 1 : 0; 1410abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1411abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 14129ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 14132b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 1414ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1415f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 141677accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 1417ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 1418af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 14191eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 14207eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 1421b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 14227eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 14237eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 14247eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1425fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1426600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 1427fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 14281db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 14291db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 14301db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1431b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 1432b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 14335352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 1434b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1435b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1436b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1437b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 143890a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 143990a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 144090a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 1441b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1442b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1443b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 1444b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 1445b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 1446b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 144742748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 1448b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 144942748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 1450b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1451b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 1452b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 1453f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 1454b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 1455f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14561a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 1457b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1458b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 14595352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 14605352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 14615352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 14625352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 1463d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 1464b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 14655352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 14665352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 14675352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1468f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1469f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 14705352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 1471b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 1472b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1473b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 147446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 147546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 147646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 147746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 147846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 14791db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 14801db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1481bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 148246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 148346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 148446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 148546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 148646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 148746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 148846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 148946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 149046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 149146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 149246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 1493bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 1494bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 14951db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 14961db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 14971db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 14981db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 14991db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 15001db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 15011db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 15021db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 1503e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 150446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 1505e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 1506e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 15071db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 1508f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15095352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 15101db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15111db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15121db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 15131db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 1514bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 15155352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 15161db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 15171db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 15181db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1519b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 1520b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 15211db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 1522fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 1523fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1524fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1525fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 152674844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 152798258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 152874844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 1529f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 153088145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 153174844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 153288145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 153388145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 153488145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 153598258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 153698258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 1537f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 153888145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 153988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 1540ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 1541f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1542b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 1543b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 1544b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 1545f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1546b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 1547f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1548b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 1549b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name)); 1550b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 1551b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 1552f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1553fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 1554fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1555fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1556fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 1557fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 1558fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 1559fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 1560fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 1561fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 1562fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 1563fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 1564fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 1565fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 1566f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1567fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 1568fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 1569fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CastExpr *CE = dyn_cast<CastExpr>(E)) 1570fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getSubExpr()); 1571fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 1572fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 1573f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1574fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 1575fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 1576ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 1577c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 1578c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 1579c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 1580c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 1581c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 1582c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 1583c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 1584c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 1585c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 1586c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 1587c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 1588c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 1589fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 1590f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1591f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 1592b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 1593b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 1594b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 1595b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 1596b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor unsigned PCHLevel = Decl::MaxPCHLevel; 1597f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1598b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Set the PCHLevel to filter out unwanted decls if requested. 1599b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (CXXUnit->getOnlyLocalDecls()) { 1600b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor PCHLevel = 0; 1601f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1602b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // If the main input was an AST, bump the level. 1603b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (CXXUnit->isMainFileAST()) 1604b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor ++PCHLevel; 1605b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 1606f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1607b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, PCHLevel); 1608b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 1609b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 1610b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 161178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 161278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 161378205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 1614ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1615f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 161678205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 1617ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 1618f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 161978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 162078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 162178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 162278205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 1623ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 1624f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 162550aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 162650aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 162750aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 162850aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 162950aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 163078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 1631f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 16329ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 16337eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 1634b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 16357eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 1636f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 1637f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 1638acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 16392e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 1640ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 1641acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1642acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 16431adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 1644ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 1645acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 1646acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 164778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 1648f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 1649ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 1650acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 16517d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 16527d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 16537d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 16547d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1655ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 1656ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 16577d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 16587d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1659acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 1660ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 1661f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 1662f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 166397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 166497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 166597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 166697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 166778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 1668ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 166997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 167097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 16714ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 16724ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 16734ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 16744ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 1675572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 1676572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 1677572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 1678572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 167960cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 168060cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 1681e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1682ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 1683f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1684f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 1685e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 168689922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 1687e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 1688e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 1689e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 1690e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 1691e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 1692e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 1693e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 1694e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 1695e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 1696e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 1697e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 1698e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 1699e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 1700e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 1701e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 1702e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 1703e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 1704e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 1705e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 1706e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 1707e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 1708e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 1709e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 1710e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 1711e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 1712e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 1713e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 1714e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 1715e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 1716e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 1717e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 1718e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 1719e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 1720e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 1721e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 1722e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 1723e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 1724e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 17258bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 17268bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 1727e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 1728e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 1729e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 1730e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 1731e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 1732e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 1733e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 1734e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 1735e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 1736e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 1737e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 1738e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 17391ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 17401ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 1741e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 1742e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 1743e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 1744e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 1745e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 1746e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 1747e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 1748e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 1749e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 1750e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 1751e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 1752e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 1753292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 1754292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 1755e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 1756e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 1757e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 1758e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 1759e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 1760e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 1761e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 1762e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 1763e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 1764e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 17659f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 17669f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 1767857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 1768857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 17699f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 17709f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 1771572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 1772572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 17734807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 17744807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 17758f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 17768f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 1777a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 1778a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 177989922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 1780e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1781deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 1782e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 1783600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 178489922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 1785e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 1786e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 178733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 178833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 178933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 179033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 179133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 1792e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1793b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 1794b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 1795f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 1796e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 1797b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 1798b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 1799bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 1800bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 1801a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 180233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 180333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 1804d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SourceRange RegionOfInterest(SLoc, SLoc.getFileLocWithOffset(1)); 1805e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 180633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 180733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 180833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 180933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 1810e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 181133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor Decl::MaxPCHLevel, RegionOfInterest); 181233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 181377128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 1814e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 181577128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 181677128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 1817738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 18185bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 1819738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 1820738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 1821738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 1822283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 1823738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 18240d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 18259ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 182677128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 182777128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 182877128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 18299ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 183089922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 183189922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 18322d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 18339ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 1834f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 1835f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 1836f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 183797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 183897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 183997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 184097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 184197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 184297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 184397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 184497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 18457eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 18467eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 18477eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 18487eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 18499f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 18509f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 18519f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 18529f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 1853ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 1854ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 1855ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 1856ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 1857ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 1858ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 1859ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 1860ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 1861ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 1862ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 1863ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 1864ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 18659ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 18669efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 18679efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 18689efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 186998258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 187098258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 1871f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 1872f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 1873f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1874f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 1875a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1876f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1877f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1878f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 1879f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 1880f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 1881a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1882f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 1883f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 1884f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 1885f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1886f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 1887a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 1888f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 18897d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1890f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 18917d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 1892a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 18937d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 1894f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1895f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 1896f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1897f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 1898f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 189998258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 190097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 190197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1902f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 190397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 190497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 19059f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 19069f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 19079f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19089f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 19094807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 19104807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 19114ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 19124ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 19134807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 19144807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 1915572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 1916572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 1917572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 1918572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 1919572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 19209f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 19219a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 19225352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 192398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 1924f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 1925f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 1926f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 1927f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 19282ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 192988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 1930a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 1931a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 1932a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 1933a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 1934f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 1935a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1936a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor = getCursorObjCSuperClassRef(C); 1937a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 1938a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 1939f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1940f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 1941a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 1942a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor = getCursorObjCProtocolRef(C); 1943a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 1944a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 1945f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1946f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 1947a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 1948a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor = getCursorObjCClassRef(C); 1949f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1950a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 1951a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 19527d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1953f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 19547d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 1955a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceRange(P.first->getASTContext(), P.second); 19567d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 1957f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1958a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor default: 1959a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 1960a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor llvm_unreachable("Missed a reference kind"); 1961a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 1962a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 196397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 196497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 1965f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(getCursorContext(C), 196697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getCursorExpr(C)->getSourceRange()); 196733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 196833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 1969f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(getCursorContext(C), 197033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor getCursorStmt(C)->getSourceRange()); 1971f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 19729f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 19739f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceRange R = cxcursor::getCursorPreprocessingDirective(C); 19749f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 19759f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 19764807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 19774807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 19784ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceRange R = cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 19794807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 19804807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 1981572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 1982572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 1983572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceRange R = cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 1984572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 1985572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 19869f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 19879a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 19885352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 1989f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1990a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor Decl *D = getCursorDecl(C); 19912ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), D->getSourceRange()); 1992a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 1993c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 1994c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 1995b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 1996b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 1997f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1998b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 1999b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (clang_isDeclaration(C.kind)) 2000c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 2001f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 200297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 200397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 200497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 2005b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 200697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 200797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 200897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 2009bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 2010bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 2011bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 2012bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 2013bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2014c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 2015c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2016f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2017c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 2018c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 2019b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 2020f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2021f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 2022b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 2023f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2024f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 2025b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 20267d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2027f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 20287d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 2029f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2030c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 2031c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 2032c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 2033c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 2034c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2035c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 2036f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2037c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 2038c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 2039c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 2040b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 2041b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 2042b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 2043f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2044b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 2045f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2046b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 204797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 2048b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 2049b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 2050b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2051b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2052bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 2053bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 2054bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 2055b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2056b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2057b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2058b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 2059b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 2060b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2061f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2062b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 2063b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 2064b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 2065b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 2066b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 2067b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 2068b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 2069b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 2070b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 2071b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 2072b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 2073b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 2074b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 2075b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 2076b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 2077b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 20786206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 2079b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 2080b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 2081b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 2082b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 2083b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 2084b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2085b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2086b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 2087b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 2088b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 2089b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2090b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2091b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 2092b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 2093b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 2094b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 2095b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2096b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 2097b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 2098b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2099b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2100b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 2101b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 2102b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2103b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 2104b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 2105b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 2106b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 2107b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 2108952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 2109b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2110b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2111b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2112b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 2113b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 2114b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 2115b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 2116b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 2117b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2118b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 2119b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 2120b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2121b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2122b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2123b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 212431310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 212531310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 212631310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 212731310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 2128b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2129f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2130b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 2131b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 2132b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 2133b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 2134b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2135b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2136f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2137b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 2138b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 2139952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 2140b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return MakeCXCursor( 2141f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 2142b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 2143b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2144b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2145b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2146b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Using: { 2147b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor UsingDecl *Using = cast<UsingDecl>(D); 2148b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor CXCursor Def = clang_getNullCursor(); 2149f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (UsingDecl::shadow_iterator S = Using->shadow_begin(), 2150f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SEnd = Using->shadow_end(); 2151b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor S != SEnd; ++S) { 2152b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def != clang_getNullCursor()) { 2153b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We have no way to return multiple results. 2154b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2155b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2156b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2157f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek Def = clang_getCursorDefinition(MakeCXCursor((*S)->getTargetDecl(), 2158b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2159b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2160b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2161b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return Def; 2162b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2163b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2164b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 2165b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2166f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 2167b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2168b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2169b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 2170b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 2171b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 2172b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2173b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2174b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 2175b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 2176b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 2177b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2178b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 2179b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 2180b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 2181b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 2182b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 2183b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 2184b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2185b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2186b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2187b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2188b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 2189b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 2190b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 2191b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2192b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2193b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2194b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 2195b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 2196b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2197b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2198b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2199b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 2200b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 2201b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 2202b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 2203b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 2204b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 2205b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 2206b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 2207b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 2208b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 2209b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 2210b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 2211b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2212f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2213b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 2214b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 2215b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 2216b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2217b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2218b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 2219b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 2220b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 2221b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 2222b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 2223f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2224b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2225b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2226b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCForwardProtocol: { 2227b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCForwardProtocolDecl *Forward = cast<ObjCForwardProtocolDecl>(D); 2228b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Forward->protocol_size() == 1) 2229b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 2230f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(*Forward->protocol_begin(), 2231b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 2232b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2233b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2234b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2235b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2236b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2237b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCClass: { 2238b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCClassDecl *Class = cast<ObjCClassDecl>(D); 2239b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Class->size() == 1) { 2240b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCInterfaceDecl *IFace = Class->begin()->getInterface(); 2241b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!IFace->isForwardDecl()) 2242b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(IFace, CXXUnit); 2243b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2244b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2245b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2246b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: Cannot return multiple definitions. 2247b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2248b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2249b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2250b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 2251b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 2252b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2253b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2254b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2255b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 2256b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 2257b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 2258b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2259b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 2260b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2261b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 2262b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2263b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2264b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 2265b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 2266b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 2267b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 2268b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 2269b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 2270b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 22710d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 22724ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 22734ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 22744ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 22754ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 22764ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 22779ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 2278283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 2279283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 22804ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 22814ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 2282f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22834ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 22844ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 22854ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 22864ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 22874ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 22884ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 22894ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 22904ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 2291f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 22920a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 22930a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 22940a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 22950a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 2296fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2297fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2298fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2299fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 2300fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 2301fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2302fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 2303fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 2304fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 2305fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 2306fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 2307f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 2308fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 2309fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 2310fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 2311fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2312fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 2313fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 2314fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2315fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2316fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 2317fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 2318fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 2319fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 2320fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 2321ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 2322ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 2323fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2324fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 2325fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 2326fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 2327ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 2328fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2329f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2330fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 2331fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 2332fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2333fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2334f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2335f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 2336fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 2337fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2338fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2339ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2340f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2341fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 2342fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2343fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 2344f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2345f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2346f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2347f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2348aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 2349fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2350f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 2351fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2352f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2353fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 2354fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2355fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 2356fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 2357f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2358fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 2359fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2360fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2361fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2362fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 2363fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 23645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 23655352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2366f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2367f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 2368fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 2369fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2370f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2371fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 2372fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 2373fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 2374fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 2375fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 2376fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 2377f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2378fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2379fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 2380fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2381f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2382bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2383bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 238485b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 2385fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 2386fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2387f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2388fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 2389fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 2390fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 2391fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 2392fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 2393f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2394fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 2395fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 2396fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2397f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2398f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 2399f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2400f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 2401f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 240247a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 240347a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 2404aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2405fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 2406fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2407f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 2408fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 2409f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2410fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 2411f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 2412fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 2413fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 2414fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 2415fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 2416fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 2417fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 2418fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 2419f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2420fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 2421fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 2422f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2423fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 2424fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 2425fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 2426fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 2427f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2428fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 2429fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 2430fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 2431fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 2432fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 2433aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 2434fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 2435fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 2436f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 2437f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 2438f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 2439f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 2440aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 2441aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 2442f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 2443fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 2444fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 2445aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 2446aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek if (II->getObjCKeywordID() != tok::objc_not_keyword) { 2447aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 2448aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2449aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 2450aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 2451aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 2452aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 2453aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 2454fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 2455fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 2456fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 2457fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2458fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 2459fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 2460fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 2461fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 2462fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 2463fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 2464f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2465fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 2466fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 2467f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2468fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 2469fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 2470fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 2471fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 24720045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 24736db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 24746db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 24756db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 24766db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 24776db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24786db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 24796db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24806db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 24816db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 24826db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 24836db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 24840045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 2485fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 2486fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 2487fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 24886db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 24896db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 24906db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 249111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 249211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 249311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 2494fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 2495fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 2496fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 2497fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2498fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 2499fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 2500fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 2501fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 2502fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 2503fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2504fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 25056db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 250611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 2507fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 2508fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 250911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 2510fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek NumTokens(numTokens), TokIdx(0), 2511fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 2512fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 2513fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 251411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2515fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 25166db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 2517fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 25186db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 25196db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 25200045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 2521fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 2522fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 2523fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 2524fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 2525fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2526fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 252711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2528fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (Pos != Annotated.end()) 2529fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 2530fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2531fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2532fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 2533fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 2534fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 253511949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 2536fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2537fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 2538fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 2539fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 254011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 254111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 254211949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 25436db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 25446db610934bedc6896393c1e1099525b35380acd6Ted KremenekAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 2545fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 2546fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // We can always annotate a preprocessing directive/macro instantiation. 2547fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (clang_isPreprocessing(cursor.kind)) { 2548fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Annotated[Loc.int_data] = cursor; 25490045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 25500045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 2551fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2552fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceRange cursorExtent = clang_getCursorExtent(cursor); 2553fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceRange cursorRange = cxloc::translateCXSourceRange(cursorExtent); 2554a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2555fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 2556fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2557a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2558fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 2559fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2560a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 2561a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 2562a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 256323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 256423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 256523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 256623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 256723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 256823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 256923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 257023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 2571a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 2572a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 2573bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 25746bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek if (TLoc.isValid() && 25756bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 2576a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 2577a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2578a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2579a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 2580a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 2581fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 2582fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 2583fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit || 2584fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek L.isMacroID()) 2585fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ? clang_getNullCursor() : parent; 2586fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2587fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2588fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2589fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2590fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2591fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2592fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2593fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2594fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2595fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2596fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 2597fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2598fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2599fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2600fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2601fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2602fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2603fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 2604fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 2605fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 2606fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 2607fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2608fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 2609fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 2610fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 2611fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 2612fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 2613fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 2614fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 2615fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 2616fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2617fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 2618fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 2619fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 2620fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 2621fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2622fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2623fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2624fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 26256db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2626fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 2627fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 2628fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2629fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 2630fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 2631fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 2632fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 2633fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 2634fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 2635fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2636fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 2637fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 2638fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 2639fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2640fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2641fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 2642fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 2643fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 2644fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 2645fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2646fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 2647fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 26480045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 26490045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 26506db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 26516db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 26526db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 26536db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 26546db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 26556db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 26566db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 26576db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 2658fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 2659fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 2660fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 2661fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2662fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 26630045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2664fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26650045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2666fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!CXXUnit) { 2667fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Any token we don't specifically annotate will have a NULL cursor. 2668fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 2669fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0; I != NumTokens; ++I) 2670fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = C; 26710045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 2672fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 2673fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2674bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2675fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26760396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 26770045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 2678fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 2679fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 2680fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26810045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceLocation End 2682fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = cxloc::translateSourceLocation(clang_getTokenLocation(TU, 2683fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Tokens[NumTokens - 1])); 2684d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar RegionOfInterest.setEnd(CXXUnit->getPreprocessor().getLocForEndOfToken(End)); 2685fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26860396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 26870396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 26880045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 2689fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2690fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 26910396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 26929f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 26939f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 26949f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 26959f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 26969f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 2697fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 26989f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 26990396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 27000396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 27010396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 27020396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 27039f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 27049f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 2705fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 27064ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 27079f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 2708fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 2709fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 27109f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 27114807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 27129f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 27139f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 2714fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 27169f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 27179f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 27189f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // don't see it while preprocessing these tokens later, but keep track of 27199f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // all of the token locations inside this preprocessing directive so that 27209f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // we can annotate them appropriately. 27219f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 27229f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 27239f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 27249f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 27259f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 27269f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 2727fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 27289f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 2729fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27309f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 27319f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 2732fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 2733fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 27346db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 27359f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 27369f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 27379f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2738fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27399f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 27409f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 2741fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27429f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 27439f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 2744fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27454807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 27469f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 27479f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 27484ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 2749fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 27500396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 2751fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 2752fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 2753fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 2754fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 2755fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 2756fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 2757fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 2758fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 275916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 276016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 276116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 276216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 276316b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 27640396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 27650396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 27660396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 276716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 276816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 276916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 277016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 277116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 277216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 277316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 277416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 277516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 277616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 277716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 277816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 277916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 278016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 278145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 278245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 278345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 278445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 278545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 278645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 278745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 278845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 278945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 279045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 279145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 279245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 279345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 279445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 279545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 279645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 279745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 279845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 279945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 280045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 280145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 280245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 280345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 280445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 280545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 280645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 280745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 280845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 280945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 281045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 281145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 281245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 281345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 281445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 281545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 281645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 281745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 281845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 281945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 282045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 282145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 282245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 282345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 282445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 282545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 282645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 282745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 282845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 282945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 283045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 283145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 283245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 283345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 283445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 283545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 283645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 283745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 283845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 283945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 284045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 28419ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28429ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28439ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 28449ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 28459ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 28469ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 28479ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 28489ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 28499ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 28509ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek CXXMethodDecl *D = dyn_cast<CXXMethodDecl>(cxcursor::getCursorDecl(C)); 28519ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return (D && D->isStatic()) ? 1 : 0; 285240b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 2853b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 28549ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 28559ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 285645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 2857fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 2858fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2859fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2860fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 2861fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 2862fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 2863fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 28644ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 2865fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 2866fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 2867fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 2868fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 286904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2870fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 287104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2872ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 2873ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 2874ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 2875ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 2876ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 2877ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 2878ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2879ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 2880ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 2881ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2882ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 2883ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2884ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 2885ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 2886ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 2887ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 2888ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 2889ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 2890ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 2891ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 2892ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 2893ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 2894ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 2895ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 2896ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 2897ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 2898ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 2899ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 2900ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 290104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 290204bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 290304bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 2904f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 290504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 290604bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 2907a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 2908ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 290904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 291004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 291104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 2912