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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile: cmExecProgramCommand.h,v $
Language: C++
Date: $Date: 2006/10/13 14:52:02 $
Version: $Revision: 1.17.2.1 $
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef cmExecProgramCommand_h
#define cmExecProgramCommand_h
#include "cmCommand.h"
/** \class cmExecProgramCommand
* \brief Command that adds a target to the build system.
*
* cmExecProgramCommand adds an extra target to the build system.
* This is useful when you would like to add special
* targets like "install,", "clean," and so on.
*/
class cmExecProgramCommand : public cmCommand
{
public:
/**
* This is a virtual constructor for the command.
*/
virtual cmCommand* Clone()
{
return new cmExecProgramCommand;
}
/**
* This is called when the command is first encountered in
* the CMakeLists.txt file.
*/
virtual bool InitialPass(std::vector<std::string> const& args);
/**
* The name of the command as specified in CMakeList.txt.
*/
virtual const char* GetName()
{return "EXEC_PROGRAM";}
/**
* This determines if the command is invoked when in script mode.
*/
virtual bool IsScriptable() { return true; }
/**
* Succinct documentation.
*/
virtual const char* GetTerseDocumentation()
{
return
"Run and executable program during the processing of the CMakeList.txt"
" file.";
}
/**
* More documentation.
*/
virtual const char* GetFullDocumentation()
{
return
" EXEC_PROGRAM(Executable [directory in which to run]\n"
" [ARGS <arguments to executable>]\n"
" [OUTPUT_VARIABLE <var>]\n"
" [RETURN_VALUE <var>])\n"
"The executable is run in the optionally specified directory. The "
"executable can include arguments if it is double quoted, but it is "
"better to use the optional ARGS argument to specify arguments to the "
"program. This is because cmake will then be able to escape spaces "
"in the executable path. An optional argument OUTPUT_VARIABLE "
"specifies a variable in which to store the output. "
"To capture the return value of the execution, provide a RETURN_VALUE. "
"If OUTPUT_VARIABLE is specified, then no output will go to the "
"stdout/stderr of the console running cmake.\n"
"The EXECUTE_PROCESS command is a newer more powerful version of "
"EXEC_PROGRAM, but the old command has been kept for compatibility."
;
}
/** This command is kept for compatibility with older CMake versions. */
virtual bool IsDiscouraged()
{
return true;
}
cmTypeMacro(cmExecProgramCommand, cmCommand);
};
#endif
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