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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_NINJA_WRITER_H_
#define TOOLS_GN_NINJA_WRITER_H_
#include <map>
#include <set>
#include <string>
#include <vector>
#include "base/macros.h"
class Builder;
class BuildSettings;
class Err;
class Target;
class Toolchain;
class NinjaWriter {
public:
// Combines a target and the computed build rule for it.
using TargetRulePair = std::pair<const Target*, std::string>;
// Associates the build rules with each toolchain.
using PerToolchainRules =
std::map<const Toolchain*, std::vector<TargetRulePair>>;
// On failure will populate |err| and will return false. The map contains
// the per-toolchain set of rules collected to write to the toolchain build
// files.
static bool RunAndWriteFiles(
const BuildSettings* build_settings,
const Builder& builder,
const PerToolchainRules& per_toolchain_rules,
Err* err);
private:
NinjaWriter(const Builder& builder);
~NinjaWriter();
bool WriteToolchains(const PerToolchainRules& per_toolchain_rules,
Err* err);
const Builder& builder_;
DISALLOW_COPY_AND_ASSIGN(NinjaWriter);
};
#endif // TOOLS_GN_NINJA_WRITER_H_
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