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| 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/config_values_generator.h" |
| 6 |
| 7 #include "tools/gn/config_values.h" |
| 8 #include "tools/gn/scope.h" |
| 9 #include "tools/gn/value.h" |
| 10 #include "tools/gn/value_extractors.h" |
| 11 |
| 12 namespace { |
| 13 |
| 14 void GetStringList( |
| 15 const Scope* scope, |
| 16 const char* var_name, |
| 17 ConfigValues* config_values, |
| 18 void (ConfigValues::* swapper_inner)(std::vector<std::string>*), |
| 19 Err* err) { |
| 20 const Value* value = scope->GetValue(var_name); |
| 21 if (!value) |
| 22 return; // No value, empty input and succeed. |
| 23 |
| 24 std::vector<std::string> result; |
| 25 ExtractListOfStringValues(*value, &result, err); |
| 26 (config_values->*swapper_inner)(&result); |
| 27 } |
| 28 |
| 29 } // namespace |
| 30 |
| 31 ConfigValuesGenerator::ConfigValuesGenerator(ConfigValues* dest_values, |
| 32 const Scope* scope, |
| 33 const Token& function_token, |
| 34 const SourceDir& input_dir, |
| 35 Err* err) |
| 36 : config_values_(dest_values), |
| 37 scope_(scope), |
| 38 function_token_(function_token), |
| 39 input_dir_(input_dir), |
| 40 err_(err) { |
| 41 } |
| 42 |
| 43 ConfigValuesGenerator::~ConfigValuesGenerator() { |
| 44 } |
| 45 |
| 46 void ConfigValuesGenerator::Run() { |
| 47 FillDefines(); |
| 48 FillIncludes(); |
| 49 FillCflags(); |
| 50 FillCflags_C(); |
| 51 FillCflags_CC(); |
| 52 FillLdflags(); |
| 53 } |
| 54 |
| 55 void ConfigValuesGenerator::FillDefines() { |
| 56 GetStringList(scope_, "defines", config_values_, |
| 57 &ConfigValues::swap_in_defines, err_); |
| 58 } |
| 59 |
| 60 void ConfigValuesGenerator::FillIncludes() { |
| 61 const Value* value = scope_->GetValue("includes"); |
| 62 if (!value) |
| 63 return; // No value, empty input and succeed. |
| 64 |
| 65 std::vector<SourceDir> includes; |
| 66 if (!ExtractListOfRelativeDirs(*value, input_dir_, &includes, err_)) |
| 67 return; |
| 68 config_values_->swap_in_includes(&includes); |
| 69 } |
| 70 |
| 71 void ConfigValuesGenerator::FillCflags() { |
| 72 GetStringList(scope_, "cflags", config_values_, |
| 73 &ConfigValues::swap_in_cflags, err_); |
| 74 } |
| 75 |
| 76 void ConfigValuesGenerator::FillCflags_C() { |
| 77 GetStringList(scope_, "cflags_c", config_values_, |
| 78 &ConfigValues::swap_in_cflags_c, err_); |
| 79 } |
| 80 |
| 81 void ConfigValuesGenerator::FillCflags_CC() { |
| 82 GetStringList(scope_, "cflags_cc", config_values_, |
| 83 &ConfigValues::swap_in_cflags_cc, err_); |
| 84 } |
| 85 |
| 86 void ConfigValuesGenerator::FillLdflags() { |
| 87 GetStringList(scope_, "ldflags", config_values_, |
| 88 &ConfigValues::swap_in_ldflags, err_); |
| 89 } |
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