| // Copyright 2014 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_TOOL_H_ |
| #define TOOLS_GN_TOOL_H_ |
| |
| #include <string> |
| |
| #include "base/logging.h" |
| #include "gn/label.h" |
| #include "gn/label_ptr.h" |
| #include "gn/scope.h" |
| #include "gn/source_file.h" |
| #include "gn/substitution_list.h" |
| #include "gn/substitution_pattern.h" |
| |
| class ParseNode; |
| class Pool; |
| class Target; |
| class Toolchain; |
| |
| class CTool; |
| class GeneralTool; |
| class RustTool; |
| class BuiltinTool; |
| |
| // To add a new Tool category, create a subclass implementing SetComplete() |
| // Add a new category to ToolCategories |
| // Add a GetAs* function |
| class Tool { |
| public: |
| static const char* kToolNone; |
| |
| virtual ~Tool(); |
| |
| // Manual RTTI and required functions --------------------------------------- |
| // |
| // To implement a new tool category to compile binaries in a different way, |
| // inherit this class, implement the following functions, and add the |
| // appropriate ToolTypes and RTTI getters. New tools will also need to |
| // implement a corresponding class inheriting NinjaBinaryTargetWriter that |
| // does the actual rule writing. |
| |
| // Initialize tool from a scope. Child classes should override this function |
| // and call the parent. |
| bool InitTool(Scope* block_scope, Toolchain* toolchain, Err* err); |
| |
| // Validate the char* passed to the creation. |
| virtual bool ValidateName(const char* name) const = 0; |
| |
| // Called when the toolchain is saving this tool, after everything is filled |
| // in. |
| virtual void SetComplete() = 0; |
| |
| // Validate substitutions in this tool. |
| virtual bool ValidateSubstitution(const Substitution* sub_type) const = 0; |
| |
| // Manual RTTI |
| virtual CTool* AsC(); |
| virtual const CTool* AsC() const; |
| virtual GeneralTool* AsGeneral(); |
| virtual const GeneralTool* AsGeneral() const; |
| virtual RustTool* AsRust(); |
| virtual const RustTool* AsRust() const; |
| virtual BuiltinTool* AsBuiltin(); |
| virtual const BuiltinTool* AsBuiltin() const; |
| |
| // Basic information --------------------------------------------------------- |
| |
| const ParseNode* defined_from() const { return defined_from_; } |
| void set_defined_from(const ParseNode* df) { defined_from_ = df; } |
| |
| const char* name() const { return name_; } |
| |
| // Getters/setters ---------------------------------------------------------- |
| // |
| // After the tool has had its attributes set, the caller must call |
| // SetComplete(), at which point no other changes can be made. |
| |
| // Command to run. |
| const SubstitutionPattern& command() const { return command_; } |
| void set_command(SubstitutionPattern cmd) { |
| DCHECK(!complete_); |
| command_ = std::move(cmd); |
| } |
| |
| // Launcher for the command (e.g. goma) |
| const std::string& command_launcher() const { return command_launcher_; } |
| void set_command_launcher(std::string l) { |
| DCHECK(!complete_); |
| command_launcher_ = std::move(l); |
| } |
| |
| // Should include a leading "." if nonempty. |
| const std::string& default_output_extension() const { |
| return default_output_extension_; |
| } |
| void set_default_output_extension(std::string ext) { |
| DCHECK(!complete_); |
| DCHECK(ext.empty() || ext[0] == '.'); |
| default_output_extension_ = std::move(ext); |
| } |
| |
| const SubstitutionPattern& default_output_dir() const { |
| return default_output_dir_; |
| } |
| void set_default_output_dir(SubstitutionPattern dir) { |
| DCHECK(!complete_); |
| default_output_dir_ = std::move(dir); |
| } |
| |
| // Dependency file (if supported). |
| const SubstitutionPattern& depfile() const { return depfile_; } |
| void set_depfile(SubstitutionPattern df) { |
| DCHECK(!complete_); |
| depfile_ = std::move(df); |
| } |
| |
| const SubstitutionPattern& description() const { return description_; } |
| void set_description(SubstitutionPattern desc) { |
| DCHECK(!complete_); |
| description_ = std::move(desc); |
| } |
| |
| const std::string& framework_switch() const { return framework_switch_; } |
| void set_framework_switch(std::string s) { |
| DCHECK(!complete_); |
| framework_switch_ = std::move(s); |
| } |
| |
| const std::string& weak_framework_switch() const { |
| return weak_framework_switch_; |
| } |
| void set_weak_framework_switch(std::string s) { |
| DCHECK(!complete_); |
| weak_framework_switch_ = std::move(s); |
| } |
| |
| const std::string& framework_dir_switch() const { |
| return framework_dir_switch_; |
| } |
| void set_framework_dir_switch(std::string s) { |
| DCHECK(!complete_); |
| framework_dir_switch_ = std::move(s); |
| } |
| |
| const std::string& lib_switch() const { return lib_switch_; } |
| void set_lib_switch(std::string s) { |
| DCHECK(!complete_); |
| lib_switch_ = std::move(s); |
| } |
| |
| const std::string& lib_dir_switch() const { return lib_dir_switch_; } |
| void set_lib_dir_switch(std::string s) { |
| DCHECK(!complete_); |
| lib_dir_switch_ = std::move(s); |
| } |
| |
| const std::string& swiftmodule_switch() const { return swiftmodule_switch_; } |
| void set_swiftmodule_switch(std::string s) { |
| DCHECK(!complete_); |
| swiftmodule_switch_ = std::move(s); |
| } |
| |
| const std::string& linker_arg() const { return linker_arg_; } |
| void set_linker_arg(std::string s) { |
| DCHECK(!complete_); |
| linker_arg_ = std::move(s); |
| } |
| |
| const SubstitutionList& outputs() const { return outputs_; } |
| void set_outputs(SubstitutionList out) { |
| DCHECK(!complete_); |
| outputs_ = std::move(out); |
| } |
| |
| const SubstitutionList& partial_outputs() const { return partial_outputs_; } |
| void set_partial_outputs(SubstitutionList partial_out) { |
| DCHECK(!complete_); |
| partial_outputs_ = std::move(partial_out); |
| } |
| |
| const SubstitutionList& runtime_outputs() const { return runtime_outputs_; } |
| void set_runtime_outputs(SubstitutionList run_out) { |
| DCHECK(!complete_); |
| runtime_outputs_ = std::move(run_out); |
| } |
| |
| const std::string& output_prefix() const { return output_prefix_; } |
| void set_output_prefix(std::string s) { |
| DCHECK(!complete_); |
| output_prefix_ = std::move(s); |
| } |
| |
| bool restat() const { return restat_; } |
| void set_restat(bool r) { |
| DCHECK(!complete_); |
| restat_ = r; |
| } |
| |
| const SubstitutionPattern& rspfile() const { return rspfile_; } |
| void set_rspfile(SubstitutionPattern rsp) { |
| DCHECK(!complete_); |
| rspfile_ = std::move(rsp); |
| } |
| |
| const SubstitutionPattern& rspfile_content() const { |
| return rspfile_content_; |
| } |
| void set_rspfile_content(SubstitutionPattern content) { |
| DCHECK(!complete_); |
| rspfile_content_ = std::move(content); |
| } |
| |
| const LabelPtrPair<Pool>& pool() const { return pool_; } |
| void set_pool(LabelPtrPair<Pool> pool) { pool_ = std::move(pool); } |
| |
| // Other functions ---------------------------------------------------------- |
| |
| // Function for the above override to call to complete the tool. |
| void SetToolComplete(); |
| |
| // Substitutions required by this tool. |
| const SubstitutionBits& substitution_bits() const { |
| DCHECK(complete_); |
| return substitution_bits_; |
| } |
| |
| // Create a tool based on given features. |
| static std::unique_ptr<Tool> CreateTool(const std::string& name); |
| static std::unique_ptr<Tool> CreateTool(const ParseNode* function, |
| const std::string& name, |
| Scope* scope, |
| Toolchain* toolchain, |
| Err* err); |
| |
| static const char* GetToolTypeForSourceType(SourceFile::Type type); |
| |
| static const char* GetToolTypeForTargetFinalOutput(const Target* target); |
| |
| protected: |
| explicit Tool(const char* t); |
| |
| // 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 IsPatternInOutputList(const SubstitutionList& output_list, |
| const SubstitutionPattern& pattern) const; |
| bool ValidateSubstitutionList(const std::vector<const Substitution*>& list, |
| const Value* origin, |
| Err* err) const; |
| bool ValidateOutputs(Err* err) const; |
| bool ReadBool(Scope* scope, const char* var, bool* field, Err* err); |
| bool ReadString(Scope* scope, const char* var, std::string* field, Err* err); |
| bool ReadPattern(Scope* scope, |
| const char* var, |
| SubstitutionPattern* field, |
| Err* err); |
| bool ReadPatternList(Scope* scope, |
| const char* var, |
| SubstitutionList* field, |
| Err* err); |
| bool ReadLabel(Scope* scope, |
| const char* var, |
| const Label& current_toolchain, |
| LabelPtrPair<Pool>* field, |
| Err* err); |
| bool ReadOutputExtension(Scope* scope, Err* err); |
| |
| const ParseNode* defined_from_ = nullptr; |
| const char* name_ = nullptr; |
| |
| SubstitutionPattern command_; |
| std::string command_launcher_; |
| std::string default_output_extension_; |
| SubstitutionPattern default_output_dir_; |
| SubstitutionPattern depfile_; |
| SubstitutionPattern description_; |
| std::string framework_switch_; |
| std::string weak_framework_switch_; |
| std::string framework_dir_switch_; |
| std::string lib_switch_; |
| std::string lib_dir_switch_; |
| std::string swiftmodule_switch_; |
| std::string linker_arg_; |
| SubstitutionList outputs_; |
| SubstitutionList partial_outputs_; |
| SubstitutionList runtime_outputs_; |
| std::string output_prefix_; |
| bool restat_ = false; |
| SubstitutionPattern rspfile_; |
| SubstitutionPattern rspfile_content_; |
| LabelPtrPair<Pool> pool_; |
| |
| bool complete_ = false; |
| |
| SubstitutionBits substitution_bits_; |
| |
| Tool(const Tool&) = delete; |
| Tool& operator=(const Tool&) = delete; |
| }; |
| |
| #endif // TOOLS_GN_TOOL_H_ |