Source/cmRemoveCommand.h

   1 /*=========================================================================
   2
   3   Program:   CMake - Cross-Platform Makefile Generator
   4   Module:    $RCSfile: cmRemoveCommand.h,v $
   5   Language:  C++
   6   Date:      $Date: 2008-01-23 15:27:59 $
   7   Version:   $Revision: 1.11 $
   8
   9   Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
  10   See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
  11
  12      This software is distributed WITHOUT ANY WARRANTY; without even
  13      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  14      PURPOSE.  See the above copyright notices for more information.
  15
  16 =========================================================================*/
  17 #ifndef cmRemoveCommand_h
  18 #define cmRemoveCommand_h
  19
  20 #include "cmCommand.h"
  21
  22 /** \class cmRemoveCommand
  23  * \brief Set a CMAKE variable
  24  *
  25  * cmRemoveCommand sets a variable to a value with expansion.
  26  */
  27 class cmRemoveCommand : public cmCommand
  28 {
  29 public:
  30   /**
  31    * This is a virtual constructor for the command.
  32    */
  33   virtual cmCommand* Clone()
  34     {
  35     return new cmRemoveCommand;
  36     }
  37
  38   /**
  39    * This is called when the command is first encountered in
  40    * the CMakeLists.txt file.
  41    */
  42   virtual bool InitialPass(std::vector<std::string> const& args,
  43                            cmExecutionStatus &status);
  44
  45   /**
  46    * This determines if the command is invoked when in script mode.
  47    */
  48   virtual bool IsScriptable() { return true; }
  49
  50   /**
  51    * The name of the command as specified in CMakeList.txt.
  52    */
  53   virtual const char* GetName() {return "remove";}
  54
  55   /**
  56    * Succinct documentation.
  57    */
  58   virtual const char* GetTerseDocumentation()
  59     {
  60     return "Deprecated. Use the list(REMOVE_ITEM ) command instead.";
  61     }
  62
  63   /**
  64    * More documentation.
  65    */
  66   virtual const char* GetFullDocumentation()
  67     {
  68     return
  69       "  remove(VAR VALUE VALUE ...)\n"
  70       "Removes VALUE from the variable VAR.  "
  71       "This is typically used to remove entries from a vector "
  72       "(e.g. semicolon separated list).  VALUE is expanded.";
  73     }
  74
  75   /** This command is kept for compatibility with older CMake versions. */
  76   virtual bool IsDiscouraged()
  77     {
  78     return true;
  79     }
  80
  81   cmTypeMacro(cmRemoveCommand, cmCommand);
  82 };
  83
  84
  85
  86 #endif