1// Copyright (c) 2013 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "tools/gn/ninja_copy_target_writer.h" 6 7#include "base/strings/string_util.h" 8#include "tools/gn/file_template.h" 9#include "tools/gn/string_utils.h" 10 11NinjaCopyTargetWriter::NinjaCopyTargetWriter(const Target* target, 12 const Toolchain* toolchain, 13 std::ostream& out) 14 : NinjaTargetWriter(target, toolchain, out) { 15} 16 17NinjaCopyTargetWriter::~NinjaCopyTargetWriter() { 18} 19 20void NinjaCopyTargetWriter::Run() { 21 CHECK(target_->script_values().outputs().size() == 1); 22 FileTemplate output_template(GetOutputTemplate()); 23 24 std::vector<OutputFile> output_files; 25 26 std::string rule_prefix = helper_.GetRulePrefix(target_->settings()); 27 28 for (size_t i = 0; i < target_->sources().size(); i++) { 29 const SourceFile& input_file = target_->sources()[i]; 30 31 // Make the output file from the template. 32 std::vector<std::string> template_result; 33 output_template.ApplyString(input_file.value(), &template_result); 34 CHECK(template_result.size() == 1); 35 OutputFile output_file(template_result[0]); 36 37 output_files.push_back(output_file); 38 39 out_ << "build "; 40 path_output_.WriteFile(out_, output_file); 41 out_ << ": " << rule_prefix << "copy "; 42 path_output_.WriteFile(out_, input_file); 43 out_ << std::endl; 44 } 45 46 // Write out the rule for the target to copy all of them. 47 out_ << std::endl << "build "; 48 path_output_.WriteFile(out_, helper_.GetTargetOutputFile(target_)); 49 out_ << ": " << rule_prefix << "stamp"; 50 for (size_t i = 0; i < output_files.size(); i++) { 51 out_ << " "; 52 path_output_.WriteFile(out_, output_files[i]); 53 } 54 out_ << std::endl; 55} 56