1//==--- SourceLocation.cpp - Compact identifier for Source Files -*- C++ -*-==// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file defines accessor methods for the FullSourceLoc class. 11// 12//===----------------------------------------------------------------------===// 13 14#include "clang/Basic/SourceLocation.h" 15#include "clang/Basic/PrettyStackTrace.h" 16#include "clang/Basic/SourceManager.h" 17#include "llvm/Support/MemoryBuffer.h" 18#include "llvm/Support/raw_ostream.h" 19#include <cstdio> 20using namespace clang; 21 22//===----------------------------------------------------------------------===// 23// PrettyStackTraceLoc 24//===----------------------------------------------------------------------===// 25 26void PrettyStackTraceLoc::print(raw_ostream &OS) const { 27 if (Loc.isValid()) { 28 Loc.print(OS, SM); 29 OS << ": "; 30 } 31 OS << Message << '\n'; 32} 33 34//===----------------------------------------------------------------------===// 35// SourceLocation 36//===----------------------------------------------------------------------===// 37 38void SourceLocation::print(raw_ostream &OS, const SourceManager &SM)const{ 39 if (!isValid()) { 40 OS << "<invalid loc>"; 41 return; 42 } 43 44 if (isFileID()) { 45 PresumedLoc PLoc = SM.getPresumedLoc(*this); 46 47 if (PLoc.isInvalid()) { 48 OS << "<invalid>"; 49 return; 50 } 51 // The macro expansion and spelling pos is identical for file locs. 52 OS << PLoc.getFilename() << ':' << PLoc.getLine() 53 << ':' << PLoc.getColumn(); 54 return; 55 } 56 57 SM.getExpansionLoc(*this).print(OS, SM); 58 59 OS << " <Spelling="; 60 SM.getSpellingLoc(*this).print(OS, SM); 61 OS << '>'; 62} 63 64std::string SourceLocation::printToString(const SourceManager &SM) const { 65 std::string S; 66 llvm::raw_string_ostream OS(S); 67 print(OS, SM); 68 return OS.str(); 69} 70 71void SourceLocation::dump(const SourceManager &SM) const { 72 print(llvm::errs(), SM); 73} 74 75//===----------------------------------------------------------------------===// 76// FullSourceLoc 77//===----------------------------------------------------------------------===// 78 79FileID FullSourceLoc::getFileID() const { 80 assert(isValid()); 81 return SrcMgr->getFileID(*this); 82} 83 84 85FullSourceLoc FullSourceLoc::getExpansionLoc() const { 86 assert(isValid()); 87 return FullSourceLoc(SrcMgr->getExpansionLoc(*this), *SrcMgr); 88} 89 90FullSourceLoc FullSourceLoc::getSpellingLoc() const { 91 assert(isValid()); 92 return FullSourceLoc(SrcMgr->getSpellingLoc(*this), *SrcMgr); 93} 94 95unsigned FullSourceLoc::getExpansionLineNumber(bool *Invalid) const { 96 assert(isValid()); 97 return SrcMgr->getExpansionLineNumber(*this, Invalid); 98} 99 100unsigned FullSourceLoc::getExpansionColumnNumber(bool *Invalid) const { 101 assert(isValid()); 102 return SrcMgr->getExpansionColumnNumber(*this, Invalid); 103} 104 105unsigned FullSourceLoc::getSpellingLineNumber(bool *Invalid) const { 106 assert(isValid()); 107 return SrcMgr->getSpellingLineNumber(*this, Invalid); 108} 109 110unsigned FullSourceLoc::getSpellingColumnNumber(bool *Invalid) const { 111 assert(isValid()); 112 return SrcMgr->getSpellingColumnNumber(*this, Invalid); 113} 114 115bool FullSourceLoc::isInSystemHeader() const { 116 assert(isValid()); 117 return SrcMgr->isInSystemHeader(*this); 118} 119 120bool FullSourceLoc::isBeforeInTranslationUnitThan(SourceLocation Loc) const { 121 assert(isValid()); 122 return SrcMgr->isBeforeInTranslationUnit(*this, Loc); 123} 124 125void FullSourceLoc::dump() const { 126 SourceLocation::dump(*SrcMgr); 127} 128 129const char *FullSourceLoc::getCharacterData(bool *Invalid) const { 130 assert(isValid()); 131 return SrcMgr->getCharacterData(*this, Invalid); 132} 133 134const llvm::MemoryBuffer* FullSourceLoc::getBuffer(bool *Invalid) const { 135 assert(isValid()); 136 return SrcMgr->getBuffer(SrcMgr->getFileID(*this), Invalid); 137} 138 139StringRef FullSourceLoc::getBufferData(bool *Invalid) const { 140 return getBuffer(Invalid)->getBuffer(); 141} 142 143std::pair<FileID, unsigned> FullSourceLoc::getDecomposedLoc() const { 144 return SrcMgr->getDecomposedLoc(*this); 145} 146