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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef TOOLS_GN_OUTPUT_FILE_H_
#define TOOLS_GN_OUTPUT_FILE_H_
#include <string>
#include "base/containers/hash_tables.h"
#include "tools/gn/build_settings.h"
class SourceFile;
// A simple wrapper around a string that indicates the string is a path
// relative to the output directory.
class OutputFile {
public:
OutputFile();
explicit OutputFile(const base::StringPiece& str);
OutputFile(const BuildSettings* build_settings,
const SourceFile& source_file);
~OutputFile();
std::string& value() { return value_; }
const std::string& value() const { return value_; }
// Converts to a SourceFile by prepending the build directory to the file.
// The *Dir version requires that the current OutputFile ends in a slash, and
// the *File version is the opposite.
SourceFile AsSourceFile(const BuildSettings* build_settings) const;
SourceDir AsSourceDir(const BuildSettings* build_settings) const;
bool operator==(const OutputFile& other) const {
return value_ == other.value_;
}
bool operator!=(const OutputFile& other) const {
return value_ != other.value_;
}
bool operator<(const OutputFile& other) const {
return value_ < other.value_;
}
private:
std::string value_;
};
namespace BASE_HASH_NAMESPACE {
#if defined(COMPILER_GCC)
template<> struct hash<OutputFile> {
std::size_t operator()(const OutputFile& v) const {
hash<std::string> h;
return h(v.value());
}
};
#elif defined(COMPILER_MSVC)
inline size_t hash_value(const OutputFile& v) {
return hash_value(v.value());
}
#endif // COMPILER...
} // namespace BASE_HASH_NAMESPACE
inline void swap(OutputFile& lhs, OutputFile& rhs) {
lhs.value().swap(rhs.value());
}
#endif // TOOLS_GN_OUTPUT_FILE_H_
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