зеркало из https://github.com/microsoft/clang-1.git
125 строки
3.6 KiB
C++
125 строки
3.6 KiB
C++
//==--- SourceLocation.cpp - Compact identifier for Source Files -*- C++ -*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines accessor methods for the FullSourceLoc class.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Basic/SourceLocation.h"
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#include "clang/Basic/PrettyStackTrace.h"
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#include "clang/Basic/SourceManager.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/raw_ostream.h"
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#include <cstdio>
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using namespace clang;
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//===----------------------------------------------------------------------===//
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// PrettyStackTraceLoc
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//===----------------------------------------------------------------------===//
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void PrettyStackTraceLoc::print(llvm::raw_ostream &OS) const {
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if (Loc.isValid()) {
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Loc.print(OS, SM);
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OS << ": ";
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}
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OS << Message << '\n';
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}
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//===----------------------------------------------------------------------===//
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// SourceLocation
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//===----------------------------------------------------------------------===//
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void SourceLocation::print(llvm::raw_ostream &OS, const SourceManager &SM)const{
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if (!isValid()) {
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OS << "<invalid loc>";
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return;
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}
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if (isFileID()) {
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PresumedLoc PLoc = SM.getPresumedLoc(*this);
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// The instantiation and spelling pos is identical for file locs.
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OS << PLoc.getFilename() << ':' << PLoc.getLine()
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<< ':' << PLoc.getColumn();
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return;
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}
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SM.getInstantiationLoc(*this).print(OS, SM);
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OS << " <Spelling=";
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SM.getSpellingLoc(*this).print(OS, SM);
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OS << '>';
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}
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void SourceLocation::dump(const SourceManager &SM) const {
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print(llvm::errs(), SM);
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}
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//===----------------------------------------------------------------------===//
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// FullSourceLoc
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//===----------------------------------------------------------------------===//
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FileID FullSourceLoc::getFileID() const {
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assert(isValid());
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return SrcMgr->getFileID(*this);
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}
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FullSourceLoc FullSourceLoc::getInstantiationLoc() const {
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assert(isValid());
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return FullSourceLoc(SrcMgr->getInstantiationLoc(*this), *SrcMgr);
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}
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FullSourceLoc FullSourceLoc::getSpellingLoc() const {
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assert(isValid());
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return FullSourceLoc(SrcMgr->getSpellingLoc(*this), *SrcMgr);
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}
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unsigned FullSourceLoc::getInstantiationLineNumber(bool *Invalid) const {
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assert(isValid());
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return SrcMgr->getInstantiationLineNumber(*this, Invalid);
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}
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unsigned FullSourceLoc::getInstantiationColumnNumber(bool *Invalid) const {
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assert(isValid());
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return SrcMgr->getInstantiationColumnNumber(*this, Invalid);
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}
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unsigned FullSourceLoc::getSpellingLineNumber(bool *Invalid) const {
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assert(isValid());
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return SrcMgr->getSpellingLineNumber(*this, Invalid);
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}
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unsigned FullSourceLoc::getSpellingColumnNumber(bool *Invalid) const {
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assert(isValid());
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return SrcMgr->getSpellingColumnNumber(*this, Invalid);
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}
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bool FullSourceLoc::isInSystemHeader() const {
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assert(isValid());
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return SrcMgr->isInSystemHeader(*this);
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}
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const char *FullSourceLoc::getCharacterData(bool *Invalid) const {
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assert(isValid());
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return SrcMgr->getCharacterData(*this, Invalid);
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}
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const llvm::MemoryBuffer* FullSourceLoc::getBuffer(bool *Invalid) const {
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assert(isValid());
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return SrcMgr->getBuffer(SrcMgr->getFileID(*this), Invalid);
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}
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llvm::StringRef FullSourceLoc::getBufferData(bool *Invalid) const {
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return getBuffer(Invalid)->getBuffer();
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}
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std::pair<FileID, unsigned> FullSourceLoc::getDecomposedLoc() const {
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return SrcMgr->getDecomposedLoc(*this);
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}
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