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/* $Id: strpat.c,v 1.1.1.1 2006/09/14 01:59:06 root Exp $ */
/*
* Copyright (c) 2000-2002 Opsycon AB (www.opsycon.se)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Opsycon AB.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <stdio.h>
#include <string.h>
#define BANCHOR (0x80|'^')
#define EANCHOR (0x80|'$')
/** int strpat(p,pat) return 1 if pat matches p, else 0; wildcards * and ? */
int
strpat(const char *s1, const char *s2)
{
char *p, *pat;
char *t, tmp[MAXLN];
char src1[MAXLN], src2[MAXLN];
if (!s1 || !s2)
return (0);
p = src1;
pat = src2;
*p++ = BANCHOR;
while (*s1)
*p++ = *s1++;
*p++ = EANCHOR;
*p = 0;
*pat++ = BANCHOR;
while (*s2)
*pat++ = *s2++;
*pat++ = EANCHOR;
*pat = 0;
p = src1;
pat = src2;
for (; *p && *pat;) {
if (*pat == '*') {
pat++;
for (t = pat; *t && *t != '*' && *t != '?'; t++);
strncpy (tmp, pat, t - pat);
tmp[t - pat] = '\0';
pat = t;
t = strposn (p, tmp);
if (t == 0)
return (0);
p = t + strlen (tmp);
}
else if (*pat == '?' || *pat == *p) {
pat++;
p++;
}
else
return (0);
}
if (!*p && !*pat)
return (1);
if (!*p && *pat == '*' && !*(pat + 1))
return (1);
return (0);
}