| // 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/location.h" |
| #include "tools/gn/ninja_build_writer.h" |
| #include "tools/gn/ninja_toolchain_writer.h" |
| |
| |
| NinjaWriter::NinjaWriter(const BuildSettings* build_settings) |
| : build_settings_(build_settings) { |
| } |
| |
| NinjaWriter::~NinjaWriter() { |
| } |
| |
| // static |
| bool NinjaWriter::RunAndWriteFiles(const BuildSettings* build_settings) { |
| NinjaWriter writer(build_settings); |
| return writer.WriteRootBuildfiles(); |
| } |
| |
| bool NinjaWriter::WriteRootBuildfiles() { |
| // Categorize all targets by toolchain. |
| typedef std::map<Label, std::vector<const Target*> > CategorizedMap; |
| CategorizedMap categorized; |
| |
| std::vector<const Target*> all_targets; |
| build_settings_->target_manager().GetAllTargets(&all_targets); |
| for (size_t i = 0; i < all_targets.size(); i++) { |
| categorized[all_targets[i]->label().GetToolchainLabel()].push_back( |
| all_targets[i]); |
| } |
| |
| Label default_label = |
| build_settings_->toolchain_manager().GetDefaultToolchainUnlocked(); |
| |
| // Write out the toolchain buildfiles, and also accumulate the set of |
| // all settings and find the list of targets in the default toolchain. |
| std::vector<const Settings*> all_settings; |
| const std::vector<const Target*>* default_targets = NULL; |
| for (CategorizedMap::const_iterator i = categorized.begin(); |
| i != categorized.end(); ++i) { |
| const Settings* settings; |
| { |
| base::AutoLock lock(build_settings_->item_tree().lock()); |
| Err ignored; |
| settings = |
| build_settings_->toolchain_manager().GetSettingsForToolchainLocked( |
| LocationRange(), i->first, &ignored); |
| } |
| if (i->first == default_label) |
| default_targets = &i->second; |
| all_settings.push_back(settings); |
| if (!NinjaToolchainWriter::RunAndWriteFile(settings, i->second)) |
| return false; |
| } |
| |
| // Write the root buildfile. |
| return NinjaBuildWriter::RunAndWriteFile(build_settings_, all_settings, |
| *default_targets); |
| } |