| // Copyright 2019 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. |
| |
| #ifndef TOOLS_GN_NINJA_C_BINARY_TARGET_WRITER_H_ |
| #define TOOLS_GN_NINJA_C_BINARY_TARGET_WRITER_H_ |
| |
| #include "base/macros.h" |
| #include "tools/gn/config_values.h" |
| #include "tools/gn/ninja_binary_target_writer.h" |
| #include "tools/gn/toolchain.h" |
| #include "tools/gn/unique_vector.h" |
| |
| struct EscapeOptions; |
| |
| // Writes a .ninja file for a binary target type (an executable, a shared |
| // library, or a static library). |
| class NinjaCBinaryTargetWriter : public NinjaBinaryTargetWriter { |
| public: |
| NinjaCBinaryTargetWriter(const Target* target, std::ostream& out); |
| ~NinjaCBinaryTargetWriter() override; |
| |
| void Run() override; |
| |
| protected: |
| // Adds source_set files to the list of object files. |
| void AddSourceSetFiles(const Target* source_set, |
| UniqueVector<OutputFile>* obj_files) const override; |
| |
| private: |
| using OutputFileSet = std::set<OutputFile>; |
| |
| // Writes all flags for the compiler: includes, defines, cflags, etc. |
| void WriteCompilerVars(); |
| |
| // Writes build lines required for precompiled headers. Any generated |
| // object files will be appended to the |object_files|. Any generated |
| // non-object files (for instance, .gch files from a GCC toolchain, are |
| // appended to |other_files|). |
| // |
| // input_dep is the stamp file collecting the dependencies required before |
| // compiling this target. It will be empty if there are no input deps. |
| void WritePCHCommands(const OutputFile& input_dep, |
| const std::vector<OutputFile>& order_only_deps, |
| std::vector<OutputFile>* object_files, |
| std::vector<OutputFile>* other_files); |
| |
| // Writes a .pch compile build line for a language type. |
| void WritePCHCommand(const Substitution* flag_type, |
| const char* tool_name, |
| CTool::PrecompiledHeaderType header_type, |
| const OutputFile& input_dep, |
| const std::vector<OutputFile>& order_only_deps, |
| std::vector<OutputFile>* object_files, |
| std::vector<OutputFile>* other_files); |
| |
| void WriteGCCPCHCommand(const Substitution* flag_type, |
| const char* tool_name, |
| const OutputFile& input_dep, |
| const std::vector<OutputFile>& order_only_deps, |
| std::vector<OutputFile>* gch_files); |
| |
| void WriteWindowsPCHCommand(const Substitution* flag_type, |
| const char* tool_name, |
| const OutputFile& input_dep, |
| const std::vector<OutputFile>& order_only_deps, |
| std::vector<OutputFile>* object_files); |
| |
| // pch_deps are additional dependencies to run before the rule. They are |
| // expected to abide by the naming conventions specified by GetPCHOutputFiles. |
| // |
| // order_only_dep are the dependencies that must be run before doing any |
| // compiles. |
| // |
| // The files produced by the compiler will be added to two output vectors. |
| void WriteSources(const std::vector<OutputFile>& pch_deps, |
| const OutputFile& input_dep, |
| const std::vector<OutputFile>& order_only_deps, |
| std::vector<OutputFile>* object_files, |
| std::vector<SourceFile>* other_files); |
| |
| void WriteLinkerStuff(const std::vector<OutputFile>& object_files, |
| const std::vector<SourceFile>& other_files, |
| const OutputFile& input_dep); |
| void WriteOutputSubstitutions(); |
| void WriteSolibs(const std::vector<OutputFile>& solibs); |
| |
| // Writes the implicit dependencies for the link or stamp line. This is |
| // the "||" and everything following it on the ninja line. |
| // |
| // The order-only dependencies are the non-linkable deps passed in as an |
| // argument, plus the data file depdencies in the target. |
| void WriteOrderOnlyDependencies( |
| const UniqueVector<const Target*>& non_linkable_deps); |
| |
| // Checks for duplicates in the given list of output files. If any duplicates |
| // are found, throws an error and return false. |
| bool CheckForDuplicateObjectFiles(const std::vector<OutputFile>& files) const; |
| |
| const CTool* tool_; |
| |
| DISALLOW_COPY_AND_ASSIGN(NinjaCBinaryTargetWriter); |
| }; |
| |
| #endif // TOOLS_GN_NINJA_C_BINARY_TARGET_WRITER_H_ |