ENH:Reworked CMake for consistency

1 files changed, 73 insertions, 0 deletions

diff --git a/Source/cmSourceFilesRequireCommand.h b/Source/cmSourceFilesRequireCommand.h
new file mode 100644
index 0000000..e84c21e
--- /dev/null
+++ b/Source/cmSourceFilesRequireCommand.h
@@ -0,0 +1,73 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+
+  Copyright (c) 2000 National Library of Medicine
+  All rights reserved.
+
+  See COPYRIGHT.txt for copyright details.
+
+=========================================================================*/
+#ifndef cmSourceFilesRequireCommand_h
+#define cmSourceFilesRequireCommand_h
+
+#include "cmStandardIncludes.h"
+#include "cmCommand.h"
+
+/** \class cmSourceFilesRequireCommand
+ * \brief Add additional sources to the build if certain required files
+ *        or CMake variables are defined.
+ *
+ * cmSourceFilesRequireCommand conditionally adds source files to the
+ * build if the specified files of CMake variables are defined.
+ * This command can be used to add source files that depend on external
+ * packages or operating system features.
+*/
+class cmSourceFilesRequireCommand : public cmCommand
+{
+public:
+  /**
+   * This is a virtual constructor for the command.
+   */
+  virtual cmCommand* Clone() 
+    {
+    return new cmSourceFilesRequireCommand;
+    }
+
+  /**
+   * This is called when the command is first encountered in
+   * the CMakeLists.txt file.
+   */
+  virtual bool Invoke(std::vector<std::string>& args);
+
+  /**
+   * The name of the command as specified in CMakeList.txt.
+   */
+  virtual const char* GetName() { return "SOURCE_FILES_REQUIRE";}
+
+  /**
+   * Succinct documentation.
+   */
+  virtual const char* GetTerseDocumentation() 
+    {
+    return "Add a list of source files if the required \n"
+           "variables are set.";
+    }
+  
+  /**
+   * More documentation.
+   */
+  virtual const char* GetFullDocumentation()
+    {
+    return
+      "SOURCE_FILES_REQUIRE(var1 var2 ... SOURCES_BEGIN file1 file2 ...)";
+    }
+};
+
+
+#endif