115 lines
3.7 KiB
C++
115 lines
3.7 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 cmStringCommand_h
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#define cmStringCommand_h
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#include "cmStandardIncludes.h"
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#include "cmCommand.h"
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/** \class cmStringCommand
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* \brief Common string operations
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*
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*/
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class cmStringCommand : 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 cmStringCommand;
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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 gets propagated down
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* to makefiles located in subdirectories.
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*/
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virtual bool IsInherited() {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 "STRING";}
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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 "String operations.";
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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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" STRING(REGEX MATCH <regular_expression>\n"
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" <output variable> <input> [<input>...])\n"
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" STRING(REGEX MATCHALL <regular_expression>\n"
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" <output variable> <input> [<input>...])\n"
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" STRING(REGEX REPLACE <regular_expression>\n"
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" <replace_expression> <output variable>\n"
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" <input> [<input>...])\n"
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" STRING(COMPARE EQUAL <string1> <string2> <output variable>)\n"
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" STRING(COMPARE NOTEQUAL <string1> <string2> <output variable>)\n"
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" STRING(COMPARE LESS <string1> <string2> <output variable>)\n"
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" STRING(COMPARE GREATER <string1> <string2> <output variable>)\n"
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" STRING(ASCII <number> [<number> ...] <output variable>)\n"
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"REGEX MATCH will match the regular expression once and store the "
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"match in the output variable.\n\n"
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"REGEX MATCHALL will match the regular expression as many times as "
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"possible and store the matches in the output variable as a list.\n\n"
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"REGEX REPLACE will match the regular expression as many times as "
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"possible and substitute the replacement expression for the match "
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"in the output.\n\n"
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"COMPARE EQUAL/NOTEQUAL/LESS/GREATER will compare the strings and "
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"store true or false in the output variable.\n\n"
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"ASCII will convert all numbers into corresponding ASCII characters.";
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}
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cmTypeMacro(cmStringCommand, cmCommand);
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protected:
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bool HandleAsciiCommand(std::vector<std::string> const& args);
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bool HandleRegexCommand(std::vector<std::string> const& args);
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bool RegexMatch(std::vector<std::string> const& args);
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bool RegexMatchAll(std::vector<std::string> const& args);
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bool RegexReplace(std::vector<std::string> const& args);
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bool HandleCompareCommand(std::vector<std::string> const& args);
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class RegexReplacement
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{
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public:
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RegexReplacement(const char* s): number(-1), value(s) {}
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RegexReplacement(const std::string& s): number(-1), value(s) {}
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RegexReplacement(int n): number(n), value() {}
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int number;
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std::string value;
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};
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};
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#endif
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