Source/cmFindProgramCommand.h

   1 /*=========================================================================
   2
   3   Program:   CMake - Cross-Platform Makefile Generator
   4   Module:    $RCSfile: cmFindProgramCommand.h,v $
   5   Language:  C++
   6   Date:      $Date: 2008-01-23 15:27:59 $
   7   Version:   $Revision: 1.21 $
   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 cmFindProgramCommand_h
  18 #define cmFindProgramCommand_h
  19
  20 #include "cmFindBase.h"
  21
  22 /** \class cmFindProgramCommand
  23  * \brief Define a command to search for an executable program.
  24  *
  25  * cmFindProgramCommand is used to define a CMake variable
  26  * that specifies an executable program. The command searches
  27  * in the current path (e.g., PATH environment variable) for
  28  * an executable that matches one of the supplied names.
  29  */
  30 class cmFindProgramCommand : public cmFindBase
  31 {
  32 public:
  33   cmFindProgramCommand();
  34   /**
  35    * This is a virtual constructor for the command.
  36    */
  37   virtual cmCommand* Clone()
  38     {
  39     return new cmFindProgramCommand;
  40     }
  41
  42   /**
  43    * This is called when the command is first encountered in
  44    * the CMakeLists.txt file.
  45    */
  46   virtual bool InitialPass(std::vector<std::string> const& args,
  47                            cmExecutionStatus &status);
  48
  49   /**
  50    * This determines if the command is invoked when in script mode.
  51    */
  52   virtual bool IsScriptable() { return true; }
  53
  54   /**
  55    * The name of the command as specified in CMakeList.txt.
  56    */
  57   virtual const char* GetName() { return "find_program";}
  58
  59   /**
  60    * Succinct documentation.
  61    */
  62   virtual const char* GetTerseDocumentation()
  63     {
  64     return "Find an executable program.";
  65     }
  66
  67   cmTypeMacro(cmFindProgramCommand, cmFindBase);
  68
  69 protected:
  70   std::string FindProgram(std::vector<std::string> names);
  71
  72 private:
  73   std::string FindAppBundle(std::vector<std::string> names);
  74   std::string GetBundleExecutable(std::string bundlePath);
  75
  76 };
  77
  78
  79
  80 #endif