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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.
#include "tools/gn/ninja_writer.h"
#include "tools/gn/builder.h"
#include "tools/gn/loader.h"
#include "tools/gn/location.h"
#include "tools/gn/ninja_build_writer.h"
#include "tools/gn/ninja_toolchain_writer.h"
#include "tools/gn/settings.h"
#include "tools/gn/target.h"
NinjaWriter::NinjaWriter(const Builder& builder)
: builder_(builder) {
}
NinjaWriter::~NinjaWriter() = default;
// static
bool NinjaWriter::RunAndWriteFiles(
const BuildSettings* build_settings,
const Builder& builder,
const PerToolchainRules& per_toolchain_rules,
Err* err) {
NinjaWriter writer(builder);
if (!writer.WriteToolchains(per_toolchain_rules, err))
return false;
return NinjaBuildWriter::RunAndWriteFile(build_settings, builder, err);
}
bool NinjaWriter::WriteToolchains(const PerToolchainRules& per_toolchain_rules,
Err* err) {
if (per_toolchain_rules.empty()) {
Err(Location(), "No targets.",
"I could not find any targets to write, so I'm doing nothing.")
.PrintToStdout();
return false;
}
for (const auto& i : per_toolchain_rules) {
const Toolchain* toolchain = i.first;
const Settings* settings =
builder_.loader()->GetToolchainSettings(toolchain->label());
if (!NinjaToolchainWriter::RunAndWriteFile(settings, toolchain, i.second)) {
Err(Location(),
"Couldn't open toolchain buildfile(s) for writing").PrintToStdout();
return false;
}
}
return true;
}
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