ENH:Reworked CMake for consistency

Source/cmFindProgramCommand.h

@@ -0,0 +1,78 @@
+/*=========================================================================
+
+  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 cmFindProgramCommand_h
+#define cmFindProgramCommand_h
+
+#include "cmStandardIncludes.h"
+#include "cmCommand.h"
+
+/** \class cmFindProgramCommand
+ * \brief Define a command to search for an executable program.
+ *
+ * cmFindProgramCommand is used to define a CMake variable
+ * that specifies an executable program. The command searches 
+ * in the current path (e.g., PATH environment variable) for
+ * an executable that matches one of the supplied names.
+ */
+class cmFindProgramCommand : public cmCommand
+{
+public:
+  /**
+   * This is a virtual constructor for the command.
+   */
+  virtual cmCommand* Clone() 
+    {
+    return new cmFindProgramCommand;
+    }
+
+  /**
+   * This is called when the command is first encountered in
+   * the CMakeLists.txt file.
+   */
+  virtual bool Invoke(std::vector<std::string>& args);
+
+  /**
+   * This determines if the command gets propagated down
+   * to makefiles located in subdirectories.
+   */
+  virtual bool IsInherited() { return true;  }
+
+  /**
+   * The name of the command as specified in CMakeList.txt.
+   */
+  virtual const char* GetName() { return "FIND_PROGRARM";}
+
+  /**
+   * Succinct documentation.
+   */
+  virtual const char* GetTerseDocumentation() 
+    {
+    return "Find an executable program.";
+    }
+  
+  /**
+   * More documentation.
+   */
+  virtual const char* GetFullDocumentation()
+    {
+    return
+      "FIND_PROGRAM(NAME executable1 executable2 ...)";
+    }
+};
+
+
+
+#endif