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Diffstat (limited to 'Source/cmMathCommand.h')
-rw-r--r-- | Source/cmMathCommand.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/Source/cmMathCommand.h b/Source/cmMathCommand.h new file mode 100644 index 000000000..d62290428 --- /dev/null +++ b/Source/cmMathCommand.h @@ -0,0 +1,76 @@ +/*============================================================================ + CMake - Cross Platform Makefile Generator + Copyright 2000-2009 Kitware, Inc., Insight Software Consortium + + Distributed under the OSI-approved BSD License (the "License"); + see accompanying file Copyright.txt for details. + + This software is distributed WITHOUT ANY WARRANTY; without even the + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the License for more information. +============================================================================*/ +#ifndef cmMathCommand_h +#define cmMathCommand_h + +#include "cmCommand.h" + +/// Mathematical expressions: math(EXPR ...) command. +class cmMathCommand : public cmCommand +{ +public: + /** + * This is a virtual constructor for the command. + */ + virtual cmCommand* Clone() + { + return new cmMathCommand; + } + + /** + * This is called when the command is first encountered in + * the CMakeLists.txt file. + */ + virtual bool InitialPass(std::vector<std::string> const& args, + cmExecutionStatus &status); + + /** + * This determines if the command is invoked when in script mode. + */ + virtual bool IsScriptable() const { return true; } + + /** + * The name of the command as specified in CMakeList.txt. + */ + virtual const char* GetName() const { return "math";} + + /** + * Succinct documentation. + */ + virtual const char* GetTerseDocumentation() const + { + return "Mathematical expressions."; + } + + /** + * More documentation. + */ + virtual const char* GetFullDocumentation() const + { + return + " math(EXPR <output variable> <math expression>)\n" + "EXPR evaluates mathematical expression and return result in the " + "output variable. Example mathematical expression is " + "'5 * ( 10 + 13 )'. Supported operators are " + "+ - * / % | & ^ ~ << >> * / %. They have the same meaning " + " as they do in c code."; + } + + cmTypeMacro(cmMathCommand, cmCommand); +protected: + + bool HandleExprCommand(std::vector<std::string> const& args); +}; + + +#endif + |