| // 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_C_TOOL_H_ |
| #define TOOLS_GN_C_TOOL_H_ |
| |
| #include <string> |
| |
| #include "base/logging.h" |
| #include "base/macros.h" |
| #include "tools/gn/label.h" |
| #include "tools/gn/label_ptr.h" |
| #include "tools/gn/scope.h" |
| #include "tools/gn/substitution_list.h" |
| #include "tools/gn/substitution_pattern.h" |
| #include "tools/gn/tool.h" |
| #include "tools/gn/toolchain.h" |
| |
| class CTool : public Tool { |
| public: |
| // C compiler tools |
| static const char* kCToolCc; |
| static const char* kCToolCxx; |
| static const char* kCToolObjC; |
| static const char* kCToolObjCxx; |
| static const char* kCToolRc; |
| static const char* kCToolAsm; |
| |
| // C linker tools |
| static const char* kCToolAlink; |
| static const char* kCToolSolink; |
| static const char* kCToolSolinkModule; |
| static const char* kCToolLink; |
| |
| enum DepsFormat { DEPS_GCC = 0, DEPS_MSVC = 1 }; |
| |
| enum PrecompiledHeaderType { PCH_NONE = 0, PCH_GCC = 1, PCH_MSVC = 2 }; |
| |
| CTool(const char* n); |
| ~CTool(); |
| |
| // Manual RTTI and required functions --------------------------------------- |
| |
| bool InitTool(Scope* block_scope, Toolchain* toolchain, Err* err); |
| bool ValidateName(const char* name) const override; |
| void SetComplete() override; |
| bool ValidateSubstitution(const Substitution* sub_type) const override; |
| |
| CTool* AsC() override; |
| const CTool* AsC() const override; |
| |
| // Getters/setters ---------------------------------------------------------- |
| // |
| // After the tool has had its attributes set, the caller must call |
| // SetComplete(), at which point no other changes can be made. |
| |
| DepsFormat depsformat() const { return depsformat_; } |
| void set_depsformat(DepsFormat f) { |
| DCHECK(!complete_); |
| depsformat_ = f; |
| } |
| |
| PrecompiledHeaderType precompiled_header_type() const { |
| return precompiled_header_type_; |
| } |
| void set_precompiled_header_type(PrecompiledHeaderType pch_type) { |
| DCHECK(!complete_); |
| precompiled_header_type_ = pch_type; |
| } |
| |
| // Should match files in the outputs() if nonempty. |
| const SubstitutionPattern& link_output() const { return link_output_; } |
| void set_link_output(SubstitutionPattern link_out) { |
| DCHECK(!complete_); |
| link_output_ = std::move(link_out); |
| } |
| |
| const SubstitutionPattern& depend_output() const { return depend_output_; } |
| void set_depend_output(SubstitutionPattern dep_out) { |
| DCHECK(!complete_); |
| depend_output_ = std::move(dep_out); |
| } |
| |
| // Other functions ---------------------------------------------------------- |
| |
| // Returns true if this tool has separate outputs for dependency tracking |
| // and linking. |
| bool has_separate_solink_files() const { |
| return !link_output_.empty() || !depend_output_.empty(); |
| } |
| |
| private: |
| // Initialization functions ------------------------------------------------- |
| // |
| // Initialization methods used by InitTool(). If successful, will set the |
| // field and return true, otherwise will return false. Must be called before |
| // SetComplete(). |
| bool ValidateOutputSubstitution(const Substitution* sub_type) const; |
| bool ValidateRuntimeOutputs(Err* err); |
| // Validates either link_output or depend_output. To generalize to either, |
| // pass |
| // the associated pattern, and the variable name that should appear in error |
| // messages. |
| bool ValidateLinkAndDependOutput(const SubstitutionPattern& pattern, |
| const char* variable_name, |
| Err* err); |
| bool ReadOutputsPatternList(Scope* scope, |
| const char* var, |
| SubstitutionList* field, |
| Err* err); |
| bool ReadPrecompiledHeaderType(Scope* scope, Err* err); |
| bool ReadDepsFormat(Scope* scope, Err* err); |
| |
| DepsFormat depsformat_; |
| PrecompiledHeaderType precompiled_header_type_; |
| SubstitutionPattern link_output_; |
| SubstitutionPattern depend_output_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CTool); |
| }; |
| |
| #endif // TOOLS_GN_C_TOOL_H_ |