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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
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 cmStringCommand_h
#define cmStringCommand_h
#include "cmStandardIncludes.h"
#include "cmCommand.h"
/** \class cmStringCommand
* \brief Common string operations
*
*/
class cmStringCommand : public cmCommand
{
public:
/**
* This is a virtual constructor for the command.
*/
virtual cmCommand* Clone()
{
return new cmStringCommand;
}
/**
* 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 "STRING";}
/**
* Succinct documentation.
*/
virtual const char* GetTerseDocumentation()
{
return "String operations.";
}
/**
* More documentation.
*/
virtual const char* GetFullDocumentation()
{
return
" STRING(REGEX MATCH <regular_expression>\n"
" <output variable> <input> [<input>...])\n"
" STRING(REGEX MATCHALL <regular_expression>\n"
" <output variable> <input> [<input>...])\n"
" STRING(REGEX REPLACE <regular_expression>\n"
" <replace_expression> <output variable>\n"
" <input> [<input>...])\n"
" STRING(COMPARE EQUAL <string1> <string2> <output variable>)\n"
" STRING(COMPARE NOTEQUAL <string1> <string2> <output variable>)\n"
" STRING(COMPARE LESS <string1> <string2> <output variable>)\n"
" STRING(COMPARE GREATER <string1> <string2> <output variable>)\n"
" STRING(ASCII <number> [<number> ...] <output variable>)\n"
"REGEX MATCH will match the regular expression once and store the "
"match in the output variable.\n\n"
"REGEX MATCHALL will match the regular expression as many times as "
"possible and store the matches in the output variable as a list.\n\n"
"REGEX REPLACE will match the regular expression as many times as "
"possible and substitute the replacement expression for the match "
"in the output.\n\n"
"COMPARE EQUAL/NOTEQUAL/LESS/GREATER will compare the strings and "
"store true or false in the output variable.\n\n"
"ASCII will convert all numbers into corresponding ASCII characters.";
}
cmTypeMacro(cmStringCommand, cmCommand);
protected:
bool HandleAsciiCommand(std::vector<std::string> const& args);
bool HandleRegexCommand(std::vector<std::string> const& args);
bool RegexMatch(std::vector<std::string> const& args);
bool RegexMatchAll(std::vector<std::string> const& args);
bool RegexReplace(std::vector<std::string> const& args);
bool HandleCompareCommand(std::vector<std::string> const& args);
class RegexReplacement
{
public:
RegexReplacement(const char* s): number(-1), value(s) {}
RegexReplacement(const std::string& s): number(-1), value(s) {}
RegexReplacement(int n): number(n), value() {}
int number;
std::string value;
};
};
#endif
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