mirror of
https://github.com/reactos/CMake.git
synced 2024-11-23 19:49:51 +00:00
172 lines
6.9 KiB
C++
172 lines
6.9 KiB
C++
/*=========================================================================
|
|
|
|
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 "cmCommand.h"
|
|
|
|
class cmMakefile;
|
|
namespace cmsys
|
|
{
|
|
class RegularExpression;
|
|
}
|
|
|
|
/** \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);
|
|
|
|
/**
|
|
* This determines if the command is invoked when in script mode.
|
|
*/
|
|
virtual bool IsScriptable() { return true; }
|
|
|
|
/**
|
|
* 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(REPLACE <match_string>\n"
|
|
" <replace_string> <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"
|
|
" string(CONFIGURE <string1> <output variable>\n"
|
|
" [@ONLY] [ESCAPE_QUOTES])\n"
|
|
" string(TOUPPER <string1> <output variable>)\n"
|
|
" string(TOLOWER <string1> <output variable>)\n"
|
|
" string(LENGTH <string> <output variable>)\n"
|
|
" string(SUBSTRING <string> <begin> <length> <output variable>)\n"
|
|
" string(STRIP <string> <output variable>)\n"
|
|
" string(RANDOM [LENGTH <length>] [ALPHABET <alphabet>]\n"
|
|
" <output variable>)\n"
|
|
"REGEX MATCH will match the regular expression once and store the "
|
|
"match in the output variable.\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"
|
|
"REGEX REPLACE will match the regular expression as many times as "
|
|
"possible and substitute the replacement expression for the match "
|
|
"in the output. The replace expression may refer to paren-delimited "
|
|
"subexpressions of the match using \\1, \\2, ..., \\9. Note that "
|
|
"two backslashes (\\\\1) are required in CMake code to get a "
|
|
"backslash through argument parsing.\n"
|
|
"REPLACE will replace all occurences of match_string in the input with "
|
|
"replace_string and store the result in the output.\n"
|
|
"COMPARE EQUAL/NOTEQUAL/LESS/GREATER will compare the strings and "
|
|
"store true or false in the output variable.\n"
|
|
"ASCII will convert all numbers into corresponding ASCII characters.\n"
|
|
"CONFIGURE will transform a string like CONFIGURE_FILE transforms "
|
|
"a file.\n"
|
|
"TOUPPER/TOLOWER will convert string to upper/lower characters.\n"
|
|
"LENGTH will return a given string's length.\n"
|
|
"SUBSTRING will return a substring of a given string.\n"
|
|
"STRIP will return a substring of a given string with leading "
|
|
"and trailing spaces removed.\n"
|
|
"RANDOM will return a random string of given length consisting of "
|
|
"characters from the given alphabet. Default length is 5 "
|
|
"characters and default alphabet is all numbers and upper and "
|
|
"lower case letters.\n"
|
|
"The following characters have special meaning in regular expressions:\n"
|
|
" ^ Matches at beginning of a line\n"
|
|
" $ Matches at end of a line\n"
|
|
" . Matches any single character\n"
|
|
" [ ] Matches any character(s) inside the brackets\n"
|
|
" [^ ] Matches any character(s) not inside the brackets\n"
|
|
" - Matches any character in range on either side of a dash\n"
|
|
" * Matches preceding pattern zero or more times\n"
|
|
" + Matches preceding pattern one or more times\n"
|
|
" ? Matches preceding pattern zero or once only\n"
|
|
" | Matches a pattern on either side of the |\n"
|
|
" () Saves a matched subexpression, which can be referenced in "
|
|
"the REGEX REPLACE operation. Additionally it is saved in the special "
|
|
"CMake variables CMAKE_MATCH_(0..9).";
|
|
}
|
|
|
|
cmTypeMacro(cmStringCommand, cmCommand);
|
|
static void ClearMatches(cmMakefile* mf);
|
|
static void StoreMatches(cmMakefile* mf, cmsys::RegularExpression& re);
|
|
protected:
|
|
bool HandleConfigureCommand(std::vector<std::string> const& args);
|
|
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 HandleToUpperLowerCommand(std::vector<std::string> const& args,
|
|
bool toUpper);
|
|
bool HandleCompareCommand(std::vector<std::string> const& args);
|
|
bool HandleReplaceCommand(std::vector<std::string> const& args);
|
|
bool HandleLengthCommand(std::vector<std::string> const& args);
|
|
bool HandleSubstringCommand(std::vector<std::string> const& args);
|
|
bool HandleStripCommand(std::vector<std::string> const& args);
|
|
bool HandleRandomCommand(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() {}
|
|
RegexReplacement() {};
|
|
int number;
|
|
std::string value;
|
|
};
|
|
};
|
|
|
|
|
|
#endif
|