Revert 214254 "Add initial prototype for the GN meta-buildsystem."

trunk/src/tools/gn/config_values_generator.cc

-// 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/config_values_generator.h"
-
-#include "tools/gn/config_values.h"
-#include "tools/gn/scope.h"
-#include "tools/gn/value.h"
-#include "tools/gn/value_extractors.h"
-
-namespace {
-
-void GetStringList(
-    const Scope* scope,
-    const char* var_name,
-    ConfigValues* config_values,
-    void (ConfigValues::* swapper_inner)(std::vector<std::string>*),
-    Err* err) {
-  const Value* value = scope->GetValue(var_name);
-  if (!value)
-    return;  // No value, empty input and succeed.
-
-  std::vector<std::string> result;
-  ExtractListOfStringValues(*value, &result, err);
-  (config_values->*swapper_inner)(&result);
-}
-
-}  // namespace
-
-ConfigValuesGenerator::ConfigValuesGenerator(ConfigValues* dest_values,
-                                             const Scope* scope,
-                                             const Token& function_token,
-                                             const SourceDir& input_dir,
-                                             Err* err)
-    : config_values_(dest_values),
-      scope_(scope),
-      function_token_(function_token),
-      input_dir_(input_dir),
-      err_(err) {
-}
-
-ConfigValuesGenerator::~ConfigValuesGenerator() {
-}
-
-void ConfigValuesGenerator::Run() {
-  FillDefines();
-  FillIncludes();
-  FillCflags();
-  FillCflags_C();
-  FillCflags_CC();
-  FillLdflags();
-}
-
-void ConfigValuesGenerator::FillDefines() {
-  GetStringList(scope_, "defines", config_values_,
-                &ConfigValues::swap_in_defines, err_);
-}
-
-void ConfigValuesGenerator::FillIncludes() {
-  const Value* value = scope_->GetValue("includes");
-  if (!value)
-    return;  // No value, empty input and succeed.
-
-  std::vector<SourceDir> includes;
-  if (!ExtractListOfRelativeDirs(*value, input_dir_, &includes, err_))
-    return;
-  config_values_->swap_in_includes(&includes);
-}
-
-void ConfigValuesGenerator::FillCflags() {
-  GetStringList(scope_, "cflags", config_values_,
-                &ConfigValues::swap_in_cflags, err_);
-}
-
-void ConfigValuesGenerator::FillCflags_C() {
-  GetStringList(scope_, "cflags_c", config_values_,
-                &ConfigValues::swap_in_cflags_c, err_);
-}
-
-void ConfigValuesGenerator::FillCflags_CC() {
-  GetStringList(scope_, "cflags_cc", config_values_,
-                &ConfigValues::swap_in_cflags_cc, err_);
-}
-
-void ConfigValuesGenerator::FillLdflags() {
-  GetStringList(scope_, "ldflags", config_values_,
-                &ConfigValues::swap_in_ldflags, err_);
-}