SourceLocation.cpp revision 226890 
180709Sjake//==--- SourceLocation.cpp - Compact identifier for Source Files -*- C++ -*-==//
280709Sjake//
380709Sjake//                     The LLVM Compiler Infrastructure
480709Sjake//
580709Sjake// This file is distributed under the University of Illinois Open Source
680709Sjake// License. See LICENSE.TXT for details.
780709Sjake//
880709Sjake//===----------------------------------------------------------------------===//
980709Sjake//
1080709Sjake//  This file defines accessor methods for the FullSourceLoc class.
1180709Sjake//
1280709Sjake//===----------------------------------------------------------------------===//
1380709Sjake
1481334Sobrien#include "clang/Basic/SourceLocation.h"
1580709Sjake#include "clang/Basic/PrettyStackTrace.h"
1680709Sjake#include "clang/Basic/SourceManager.h"
1781334Sobrien#include "llvm/Support/MemoryBuffer.h"
1880709Sjake#include "llvm/Support/raw_ostream.h"
1980709Sjake#include <cstdio>
2080709Sjakeusing namespace clang;
2180709Sjake
2280709Sjake//===----------------------------------------------------------------------===//
2380709Sjake// PrettyStackTraceLoc
2480709Sjake//===----------------------------------------------------------------------===//
2580709Sjake
2680709Sjakevoid PrettyStackTraceLoc::print(raw_ostream &OS) const {
2780709Sjake  if (Loc.isValid()) {
2880709Sjake    Loc.print(OS, SM);
2980709Sjake    OS << ": ";
3080709Sjake  }
3180709Sjake  OS << Message << '\n';
3280709Sjake}
3380709Sjake
3480709Sjake//===----------------------------------------------------------------------===//
3580709Sjake// SourceLocation
3680709Sjake//===----------------------------------------------------------------------===//
3780709Sjake
3880709Sjakevoid SourceLocation::print(raw_ostream &OS, const SourceManager &SM)const{
3980709Sjake  if (!isValid()) {
4080709Sjake    OS << "<invalid loc>";
4180709Sjake    return;
4280709Sjake  }
4380709Sjake
4480709Sjake  if (isFileID()) {
4580709Sjake    PresumedLoc PLoc = SM.getPresumedLoc(*this);
4680709Sjake
4780709Sjake    if (PLoc.isInvalid()) {
4880709Sjake      OS << "<invalid>";
4980709Sjake      return;
5082901Sjake    }
5180709Sjake    // The macro expansion and spelling pos is identical for file locs.
5282901Sjake    OS << PLoc.getFilename() << ':' << PLoc.getLine()
5382901Sjake       << ':' << PLoc.getColumn();
5482901Sjake    return;
5582901Sjake  }
5680709Sjake
5782901Sjake  SM.getExpansionLoc(*this).print(OS, SM);
5880709Sjake
5980709Sjake  OS << " <Spelling=";
60  SM.getSpellingLoc(*this).print(OS, SM);
61  OS << '>';
62}
63
64void SourceLocation::dump(const SourceManager &SM) const {
65  print(llvm::errs(), SM);
66}
67
68//===----------------------------------------------------------------------===//
69// FullSourceLoc
70//===----------------------------------------------------------------------===//
71
72FileID FullSourceLoc::getFileID() const {
73  assert(isValid());
74  return SrcMgr->getFileID(*this);
75}
76
77
78FullSourceLoc FullSourceLoc::getExpansionLoc() const {
79  assert(isValid());
80  return FullSourceLoc(SrcMgr->getExpansionLoc(*this), *SrcMgr);
81}
82
83FullSourceLoc FullSourceLoc::getSpellingLoc() const {
84  assert(isValid());
85  return FullSourceLoc(SrcMgr->getSpellingLoc(*this), *SrcMgr);
86}
87
88unsigned FullSourceLoc::getExpansionLineNumber(bool *Invalid) const {
89  assert(isValid());
90  return SrcMgr->getExpansionLineNumber(*this, Invalid);
91}
92
93unsigned FullSourceLoc::getExpansionColumnNumber(bool *Invalid) const {
94  assert(isValid());
95  return SrcMgr->getExpansionColumnNumber(*this, Invalid);
96}
97
98unsigned FullSourceLoc::getSpellingLineNumber(bool *Invalid) const {
99  assert(isValid());
100  return SrcMgr->getSpellingLineNumber(*this, Invalid);
101}
102
103unsigned FullSourceLoc::getSpellingColumnNumber(bool *Invalid) const {
104  assert(isValid());
105  return SrcMgr->getSpellingColumnNumber(*this, Invalid);
106}
107
108bool FullSourceLoc::isInSystemHeader() const {
109  assert(isValid());
110  return SrcMgr->isInSystemHeader(*this);
111}
112
113bool FullSourceLoc::isBeforeInTranslationUnitThan(SourceLocation Loc) const {
114  assert(isValid());
115  return SrcMgr->isBeforeInTranslationUnit(*this, Loc);
116}
117
118const char *FullSourceLoc::getCharacterData(bool *Invalid) const {
119  assert(isValid());
120  return SrcMgr->getCharacterData(*this, Invalid);
121}
122
123const llvm::MemoryBuffer* FullSourceLoc::getBuffer(bool *Invalid) const {
124  assert(isValid());
125  return SrcMgr->getBuffer(SrcMgr->getFileID(*this), Invalid);
126}
127
128StringRef FullSourceLoc::getBufferData(bool *Invalid) const {
129  return getBuffer(Invalid)->getBuffer();
130}
131
132std::pair<FileID, unsigned> FullSourceLoc::getDecomposedLoc() const {
133  return SrcMgr->getDecomposedLoc(*this);
134}
135