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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 #ifndef TOOLS_GN_NINJA_TARGET_WRITER_H_ | |
| 6 #define TOOLS_GN_NINJA_TARGET_WRITER_H_ | |
| 7 | |
| 8 #include <iosfwd> | |
| 9 #include <string> | |
| 10 | |
| 11 #include "base/basictypes.h" | |
| 12 #include "base/files/file_path.h" | |
| 13 #include "tools/gn/filesystem_utils.h" | |
| 14 #include "tools/gn/ninja_helper.h" | |
| 15 #include "tools/gn/path_output.h" | |
| 16 #include "tools/gn/settings.h" | |
| 17 | |
| 18 class Target; | |
| 19 | |
| 20 // Generates one target's ".ninja" file. The toplevel "build.ninja" file is | |
| 21 // generated by the NinjaBuildGenerator. | |
| 22 class NinjaTargetWriter { | |
| 23 public: | |
| 24 NinjaTargetWriter(const Target* target, std::ostream& out); | |
| 25 ~NinjaTargetWriter(); | |
| 26 | |
| 27 void Run(); | |
| 28 | |
| 29 static void RunAndWriteFile(const Target* target); | |
| 30 | |
| 31 private: | |
| 32 void WriteCopyRules(); | |
| 33 | |
| 34 void WriteCustomRules(); | |
| 35 void WriteCustomArg(const std::string& arg); | |
| 36 | |
| 37 // Writs the rules for compiling each source, writing all output files | |
| 38 // to the given vector. | |
| 39 // | |
| 40 // common_deps is a precomputed string of all ninja files that are common | |
| 41 // to each build step. This is added to each one. | |
| 42 void WriteCustomSourceRules(const std::string& custom_rule_name, | |
| 43 const std::string& common_deps, | |
| 44 const SourceDir& script_cd, | |
| 45 const std::string& script_cd_to_root, | |
| 46 std::vector<OutputFile>* output_files); | |
| 47 | |
| 48 void WriteCompilerVars(); | |
| 49 void WriteSources(std::vector<OutputFile>* object_files); | |
| 50 void WriteLinkerStuff(const std::vector<OutputFile>& object_files); | |
| 51 | |
| 52 // Returns NULL if the source type should not be compiled on this target. | |
| 53 const char* GetCommandForSourceType(SourceFileType type) const; | |
| 54 | |
| 55 const char* GetCommandForTargetType() const; | |
| 56 | |
| 57 const Settings* settings_; // Non-owning. | |
| 58 const Target* target_; // Non-owning. | |
| 59 std::ostream& out_; | |
| 60 PathOutput path_output_; | |
| 61 | |
| 62 NinjaHelper helper_; | |
| 63 | |
| 64 DISALLOW_COPY_AND_ASSIGN(NinjaTargetWriter); | |
| 65 }; | |
| 66 | |
| 67 #endif // TOOLS_GN_NINJA_TARGET_WRITER_H_ | |
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Chromium Code Reviews
Issue 21084010:
Revert 214254 "Add initial prototype for the GN meta-buildsystem." (Closed)
Base URL: svn://svn.chromium.org/chrome/