cmLinkDirectoriesCommand: Port away from cmCommand

Source/cmLinkDirectoriesCommand.h

@@ -8,41 +8,9 @@
 #include <string>
 #include <vector>
 
-#include <cm/memory>
-
-#include "cmCommand.h"
-
 class cmExecutionStatus;
 
-/** \class cmLinkDirectoriesCommand
- * \brief Define a list of directories containing files to link.
- *
- * cmLinkDirectoriesCommand is used to specify a list
- * of directories containing files to link into executable(s).
- * Note that the command supports the use of CMake built-in variables
- * such as CMAKE_BINARY_DIR and CMAKE_SOURCE_DIR.
- */
-class cmLinkDirectoriesCommand : public cmCommand
-{
-public:
-  /**
-   * This is a virtual constructor for the command.
-   */
-  std::unique_ptr<cmCommand> Clone() override
-  {
-    return cm::make_unique<cmLinkDirectoriesCommand>();
-  }
-
-  /**
-   * This is called when the command is first encountered in
-   * the CMakeLists.txt file.
-   */
-  bool InitialPass(std::vector<std::string> const& args,
-                   cmExecutionStatus& status) override;
-
-private:
-  void AddLinkDir(std::string const& dir,
-                  std::vector<std::string>& directories);
-};
+bool cmLinkDirectoriesCommand(std::vector<std::string> const& args,
+                              cmExecutionStatus& status);
 
 #endif