cmMakefile: Delay custom command creation

Move custom command creation to cmLocalGenerator and dispatch custom
commands in cmMakefile to generate time.  Generators add custom commands
using the new methods provided by cmLocalGenerator.

Issue: #12877

1 files changed, 32 insertions, 45 deletions

diff --git a/Source/cmMakefile.h b/Source/cmMakefile.h
index de9578a..d0dceb9 100644
--- a/Source/cmMakefile.h
+++ b/Source/cmMakefile.h
@@ -173,30 +173,43 @@ public:
                                    cmObjectLibraryCommands objLibCommands,
                                    const cmListFileBacktrace& lfbt) const;
 
-  /** Add a custom command to the build.  */
+  /**
+   * Dispatch adding a custom PRE_BUILD, PRE_LINK, or POST_BUILD command to a
+   * target.
+   */
   cmTarget* AddCustomCommandToTarget(
     const std::string& target, const std::vector<std::string>& byproducts,
     const std::vector<std::string>& depends,
     const cmCustomCommandLines& commandLines, cmCustomCommandType type,
     const char* comment, const char* workingDir, bool escapeOldStyle = true,
     bool uses_terminal = false, const std::string& depfile = "",
-    const std::string& job_pool = "", bool command_expand_lists = false,
-    cmObjectLibraryCommands objLibCommands = cmObjectLibraryCommands::Reject);
-  cmSourceFile* AddCustomCommandToOutput(
+    const std::string& job_pool = "", bool command_expand_lists = false);
+
+  /**
+   * Called for each file with custom command.
+   */
+  using CommandSourceCallback = std::function<void(cmSourceFile*)>;
+
+  /**
+   * Dispatch adding a custom command to a source file.
+   */
+  void AddCustomCommandToOutput(
     const std::string& output, const std::vector<std::string>& depends,
     const std::string& main_dependency,
     const cmCustomCommandLines& commandLines, const char* comment,
-    const char* workingDir, bool replace = false, bool escapeOldStyle = true,
+    const char* workingDir, const CommandSourceCallback& callback = nullptr,
+    bool replace = false, bool escapeOldStyle = true,
     bool uses_terminal = false, bool command_expand_lists = false,
     const std::string& depfile = "", const std::string& job_pool = "");
-  cmSourceFile* AddCustomCommandToOutput(
+  void AddCustomCommandToOutput(
     const std::vector<std::string>& outputs,
     const std::vector<std::string>& byproducts,
     const std::vector<std::string>& depends,
     const std::string& main_dependency,
     const cmImplicitDependsList& implicit_depends,
     const cmCustomCommandLines& commandLines, const char* comment,
-    const char* workingDir, bool replace = false, bool escapeOldStyle = true,
+    const char* workingDir, const CommandSourceCallback& callback = nullptr,
+    bool replace = false, bool escapeOldStyle = true,
     bool uses_terminal = false, bool command_expand_lists = false,
     const std::string& depfile = "", const std::string& job_pool = "");
   void AddCustomCommandOldStyle(const std::string& target,
@@ -242,7 +255,7 @@ public:
 
   /** Create a target instance for the utility.  */
   cmTarget* AddNewUtilityTarget(const std::string& utilityName,
-                                cmCommandOrigin origin, bool excludeFromAll);
+                                bool excludeFromAll);
 
   /**
    * Add an executable to the build.
@@ -257,13 +270,12 @@ public:
   cmUtilityOutput GetUtilityOutput(cmTarget* target);
 
   /**
-   * Add a utility to the build.  A utility target is a command that
-   * is run every time the target is built.
+   * Dispatch adding a utility to the build.  A utility target is a command
+   * that is run every time the target is built.
    */
   cmTarget* AddUtilityCommand(
-    const std::string& utilityName, cmCommandOrigin origin,
-    bool excludeFromAll, const char* workingDirectory,
-    const std::vector<std::string>& byproducts,
+    const std::string& utilityName, bool excludeFromAll,
+    const char* workingDir, const std::vector<std::string>& byproducts,
     const std::vector<std::string>& depends,
     const cmCustomCommandLines& commandLines, bool escapeOldStyle = true,
     const char* comment = nullptr, bool uses_terminal = false,
@@ -1079,41 +1091,15 @@ private:
 
   bool ValidateCustomCommand(const cmCustomCommandLines& commandLines) const;
 
-  void CreateGeneratedSources(const std::vector<std::string>& outputs);
-
-  void CommitCustomCommandToTarget(
-    cmTarget* target, const std::vector<std::string>& byproducts,
-    const std::vector<std::string>& depends,
-    const cmCustomCommandLines& commandLines, cmCustomCommandType type,
-    const char* comment, const char* workingDir, bool escapeOldStyle,
-    bool uses_terminal, const std::string& depfile,
-    const std::string& job_pool, bool command_expand_lists);
-  cmSourceFile* CommitCustomCommandToOutput(
-    const std::vector<std::string>& outputs,
-    const std::vector<std::string>& byproducts,
-    const std::vector<std::string>& depends,
-    const std::string& main_dependency,
-    const cmImplicitDependsList& implicit_depends,
-    const cmCustomCommandLines& commandLines, const char* comment,
-    const char* workingDir, bool replace, bool escapeOldStyle,
-    bool uses_terminal, bool command_expand_lists, const std::string& depfile,
-    const std::string& job_pool);
-  void CommitAppendCustomCommandToOutput(
-    const std::string& output, const std::vector<std::string>& depends,
-    const cmImplicitDependsList& implicit_depends,
-    const cmCustomCommandLines& commandLines);
-
-  void CommitUtilityCommand(cmTarget* target, const cmUtilityOutput& force,
-                            const char* workingDirectory,
-                            const std::vector<std::string>& byproducts,
-                            const std::vector<std::string>& depends,
-                            const cmCustomCommandLines& commandLines,
-                            bool escapeOldStyle, const char* comment,
-                            bool uses_terminal, bool command_expand_lists,
-                            const std::string& job_pool);
+  void CreateGeneratedOutputs(const std::vector<std::string>& outputs);
+  void CreateGeneratedByproducts(const std::vector<std::string>& byproducts);
 
   std::vector<BT<GeneratorAction>> GeneratorActions;
   bool GeneratorActionsInvoked = false;
+  bool DelayedOutputFilesHaveGenex = false;
+  std::vector<std::string> DelayedOutputFiles;
+
+  void AddDelayedOutput(std::string const& output);
 
   /**
    * See LinearGetSourceFileWithOutput for background information
@@ -1133,6 +1119,7 @@ private:
   struct SourceEntry
   {
     cmSourcesWithOutput Sources;
+    bool SourceMightBeOutput = false;
   };
 
   // A map for fast output to input look up.