| /*============================================================================ |
| 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 returns 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 |
| |