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/* -*-c-*- */
/* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see: <http://www.gnu.org/licenses/>
*/
#include "config.h"
#include <stdio.h>
#include "wild.h"
/*
* Does `string' match `pattern'? '*' in pattern matches any sub-string
* (including the null string) '?' matches any single char. For use
* by filenameforall. Note that '*' matches across directory boundaries
*
* This code donated by Paul Hudson <paulh@harlequin.co.uk>
* It is public domain, no strings attached. No guarantees either.
*
*/
int matchWildcards(const char *pattern, const char *string)
{
if(string == NULL)
{
if(pattern == NULL)
return 1;
else if(strcmp(pattern,"*")==0)
return 1;
else
return 0;
}
if(pattern == NULL)
return 1;
while (*string && *pattern)
{
if (*pattern == '?')
{
/* match any character */
pattern += 1;
string += 1;
}
else if (*pattern == '*')
{
/* see if the rest of the pattern matches any trailing
* substring of the string. */
pattern += 1;
if (*pattern == 0)
{
return 1; /* trailing * must match rest */
}
while (*string)
{
if (matchWildcards(pattern,string))
{
return 1;
}
string++;
}
return 0;
}
else
{
if (*pattern == '\\')
{
/* has strange, but harmless effects if the
* last character is a '\\' */
pattern ++;
}
if (*pattern++ != *string++)
{
return 0;
}
}
}
if((*pattern == 0)&&(*string == 0))
return 1;
if((*string == 0)&&(strcmp(pattern,"*")==0))
return 1;
return 0;
}
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