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//===--- TranslationUnit.h - Abstraction for Translation Units -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Ted Kremenek and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
// FIXME: This should eventually be moved out of the driver, or replaced
// with its eventual successor.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TRANSLATION_UNIT_H
#define LLVM_CLANG_TRANSLATION_UNIT_H
#include "clang/Basic/LangOptions.h"
#include "llvm/Bitcode/SerializationFwd.h"
#include "llvm/System/Path.h"
#include <list>
namespace clang {
class FileManager;
class SourceManager;
class TargetInfo;
class IdentifierTable;
class SelectorTable;
class ASTContext;
class Decl;
class TranslationUnit {
LangOptions LangOpts;
ASTContext* Context;
std::list<Decl*> TopLevelDecls;
explicit TranslationUnit() : Context(NULL) {}
public:
explicit TranslationUnit(const LangOptions& lopt)
: LangOpts(lopt), Context(NULL) {}
explicit TranslationUnit(const LangOptions& lopt, ASTContext& context)
: LangOpts(lopt), Context(&context) {}
void setContext(ASTContext* context) { Context = context; }
ASTContext* getContext() const { return Context; }
const LangOptions& getLangOpts() const { return LangOpts; }
/// EmitBitcodeFile - Emit the translation unit to a bitcode file.
bool EmitBitcodeFile(const llvm::sys::Path& Filename) const;
/// Emit - Emit the translation unit to an arbitray bitcode stream.
void Emit(llvm::Serializer& S) const;
/// Create - Reconsititute a translation unit from a bitcode stream.
static TranslationUnit* Create(llvm::Deserializer& D, FileManager& FMgr);
/// ReadBitcodeFile - Reconsitute a translation unit from a bitcode file.
static TranslationUnit* ReadBitcodeFile(const llvm::sys::Path& Filename,
FileManager& FMgr);
// Accessors
const LangOptions& getLangOptions() const { return LangOpts; }
ASTContext* getASTContext() { return Context; }
/// AddTopLevelDecl - Add a top-level declaration to the translation unit.
void AddTopLevelDecl(Decl* d) {
TopLevelDecls.push_back(d);
}
typedef std::list<Decl*>::iterator iterator;
iterator begin() { return TopLevelDecls.begin(); }
iterator end() { return TopLevelDecls.end(); }
typedef std::list<Decl*>::const_iterator const_iterator;
const_iterator begin() const { return TopLevelDecls.begin(); }
const_iterator end() const { return TopLevelDecls.end(); }
};
} // end namespace clang
#endif
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