1d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch// Copyright (c) 2013 The Chromium Authors. All rights reserved. 2d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch// Use of this source code is governed by a BSD-style license that can be 3d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch// found in the LICENSE file. 4d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 5d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include "tools/gn/ninja_toolchain_writer.h" 6d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 7d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include <fstream> 8d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 9d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include "base/file_util.h" 10d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include "base/strings/stringize_macros.h" 11d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include "tools/gn/build_settings.h" 12d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include "tools/gn/settings.h" 13d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include "tools/gn/target.h" 14d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch#include "tools/gn/toolchain.h" 15d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 16d3868032626d59662ff73b372b5d584c1d144c53Ben MurdochNinjaToolchainWriter::NinjaToolchainWriter( 17d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch const Settings* settings, 18d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch const std::vector<const Target*>& targets, 19d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch std::ostream& out) 20d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch : settings_(settings), 21d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch targets_(targets), 22d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch out_(out), 23d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch path_output_(settings_->build_settings()->build_dir(), 24d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch ESCAPE_NINJA, true), 25d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch helper_(settings->build_settings()) { 26d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch} 27d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 28d3868032626d59662ff73b372b5d584c1d144c53Ben MurdochNinjaToolchainWriter::~NinjaToolchainWriter() { 29d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch} 30d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 31d3868032626d59662ff73b372b5d584c1d144c53Ben Murdochvoid NinjaToolchainWriter::Run() { 32d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WriteRules(); 33d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WriteSubninjas(); 34d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch} 35d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 36d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch// static 37d3868032626d59662ff73b372b5d584c1d144c53Ben Murdochbool NinjaToolchainWriter::RunAndWriteFile( 38d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch const Settings* settings, 39d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch const std::vector<const Target*>& targets) { 40d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch NinjaHelper helper(settings->build_settings()); 41d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch base::FilePath ninja_file(settings->build_settings()->GetFullPath( 42d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch helper.GetNinjaFileForToolchain(settings).GetSourceFile( 43d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch settings->build_settings()))); 44d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch file_util::CreateDirectory(ninja_file.DirName()); 45d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 46d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch std::ofstream file; 47d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch file.open(FilePathToUTF8(ninja_file).c_str(), 48d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch std::ios_base::out | std::ios_base::binary); 49d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch if (file.fail()) 50d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch return false; 51d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 52d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch NinjaToolchainWriter gen(settings, targets, file); 53d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch gen.Run(); 54d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch return true; 55d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch} 56d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 57d3868032626d59662ff73b372b5d584c1d144c53Ben Murdochvoid NinjaToolchainWriter::WriteRules() { 58d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch const Toolchain* tc = settings_->toolchain(); 59d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch std::string indent(" "); 60d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 61d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch for (int i = Toolchain::TYPE_NONE + 1; i < Toolchain::TYPE_NUMTYPES; i++) { 62d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch Toolchain::ToolType tool_type = static_cast<Toolchain::ToolType>(i); 63d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch const Toolchain::Tool& tool = tc->GetTool(tool_type); 64d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch if (tool.empty()) 65d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch continue; 66d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 67d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch out_ << "rule " << Toolchain::ToolTypeToName(tool_type) << std::endl; 68d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 69d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch #define WRITE_ARG(name) \ 70d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch if (!tool.name.empty()) \ 71d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch out_ << indent << " " STRINGIZE(name) " = " << tool.name << std::endl; 72d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(command); 73d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(depfile); 74d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(deps); 75d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(description); 76d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(pool); 77d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(restat); 78d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(rspfile); 79d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch WRITE_ARG(rspfile_content); 80d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch #undef WRITE_ARG 81d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch } 82d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch out_ << std::endl; 83d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch} 84d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch 85d3868032626d59662ff73b372b5d584c1d144c53Ben Murdochvoid NinjaToolchainWriter::WriteSubninjas() { 86d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch for (size_t i = 0; i < targets_.size(); i++) { 87d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch if (targets_[i]->output_type() != Target::NONE) { 88d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch out_ << "subninja "; 89d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch path_output_.WriteFile(out_, helper_.GetNinjaFileForTarget(targets_[i])); 90d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch out_ << std::endl; 91d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch } 92d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch } 93d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch out_ << std::endl; 94d3868032626d59662ff73b372b5d584c1d144c53Ben Murdoch} 95