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//===--- PreprocessorOptionms.h ---------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_FRONTEND_PREPROCESSOROPTIONS_H_
#define LLVM_CLANG_FRONTEND_PREPROCESSOROPTIONS_H_
#include "llvm/ADT/StringRef.h"
#include <cassert>
#include <string>
#include <vector>
namespace clang {
class Preprocessor;
class LangOptions;
/// PreprocessorOptions - This class is used for passing the various options
/// used in preprocessor initialization to InitializePreprocessor().
class PreprocessorOptions {
std::vector<std::pair<std::string, bool/*isUndef*/> > Macros;
std::vector<std::string> Includes;
std::vector<std::string> MacroIncludes;
unsigned UsePredefines : 1; /// Initialize the preprocessor with the compiler
/// and target specific predefines.
/// The implicit PCH included at the start of the translation unit, or empty.
std::string ImplicitPCHInclude;
/// The implicit PTH input included at the start of the translation unit, or
/// empty.
std::string ImplicitPTHInclude;
public:
PreprocessorOptions() : UsePredefines(true) {}
bool getUsePredefines() const { return UsePredefines; }
void setUsePredefines(bool Value) {
UsePredefines = Value;
}
const std::string &getImplicitPCHInclude() const {
return ImplicitPCHInclude;
}
void setImplicitPCHInclude(llvm::StringRef Value) {
assert((Value.empty() || ImplicitPTHInclude.empty()) &&
"Cannot both implicit PCH and PTH includes!");
ImplicitPCHInclude = Value;
}
const std::string &getImplicitPTHInclude() const {
return ImplicitPTHInclude;
}
void setImplicitPTHInclude(llvm::StringRef Value) {
assert((ImplicitPCHInclude.empty() || Value.empty()) &&
"Cannot both implicit PCH and PTH includes!");
ImplicitPTHInclude = Value;
}
void addMacroDef(llvm::StringRef Name) {
Macros.push_back(std::make_pair(Name, false));
}
void addMacroUndef(llvm::StringRef Name) {
Macros.push_back(std::make_pair(Name, true));
}
void addInclude(llvm::StringRef Name) {
Includes.push_back(Name);
}
void addMacroInclude(llvm::StringRef Name) {
MacroIncludes.push_back(Name);
}
typedef std::vector<std::pair<std::string,
bool> >::const_iterator macro_iterator;
macro_iterator macro_begin() const { return Macros.begin(); }
macro_iterator macro_end() const { return Macros.end(); }
typedef std::vector<std::string>::const_iterator include_iterator;
include_iterator include_begin() const { return Includes.begin(); }
include_iterator include_end() const { return Includes.end(); }
typedef std::vector<std::string>::const_iterator imacro_iterator;
imacro_iterator imacro_begin() const { return MacroIncludes.begin(); }
imacro_iterator imacro_end() const { return MacroIncludes.end(); }
};
} // end namespace clang
#endif
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