84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#ifndef cmMathCommand_h
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#define cmMathCommand_h
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#include "cmCommand.h"
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/** \class cmMathCommand
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* \brief Common string operations
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*
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*/
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class cmMathCommand : public cmCommand
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{
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public:
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/**
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* This is a virtual constructor for the command.
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*/
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virtual cmCommand* Clone()
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{
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return new cmMathCommand;
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}
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/**
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* This is called when the command is first encountered in
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* the CMakeLists.txt file.
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*/
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virtual bool InitialPass(std::vector<std::string> const& args);
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/**
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* This determines if the command is invoked when in script mode.
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*/
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virtual bool IsScriptable() { return true; }
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/**
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* The name of the command as specified in CMakeList.txt.
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*/
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virtual const char* GetName() { return "math";}
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/**
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* Succinct documentation.
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*/
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virtual const char* GetTerseDocumentation()
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{
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return "Mathematical expressions.";
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}
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/**
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* More documentation.
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*/
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virtual const char* GetFullDocumentation()
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{
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return
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" math(EXPR <output variable> <math expression>)\n"
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"EXPR evaluates mathematical expression and return result in the "
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"output variable. Example mathematical expression is "
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"'5 * ( 10 + 13 )'. Supported operators are "
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"+ - * / % | & ^ ~ << >> * / %. They have the same meaning "
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" as they do in c code.";
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}
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cmTypeMacro(cmMathCommand, cmCommand);
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protected:
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bool HandleExprCommand(std::vector<std::string> const& args);
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};
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#endif
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