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EnigmA Amiga Run 1995 October
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EnigmA AMIGA RUN 01 (1995)(G.R. Edizioni)(IT)[!][issue 1995-10][Aminet 7].iso
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wu_ftpd_37_21.lha
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fnmatch.c
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1994-08-08
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/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Guido van Rossum.
*
* Redistribution and use in source and binary forms are permitted provided
* that: (1) source distributions retain this entire copyright notice and
* comment, and (2) distributions including binaries display the following
* acknowledgement: ``This product includes software developed by the
* University of California, Berkeley and its contributors'' in the
* documentation or other materials provided with the distribution and in
* all advertising materials mentioning features or use of this software.
* Neither the name of the University nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)fnmatch.c 5.3 (Berkeley) 6/23/90";
#endif /* LIBC_SCCS and not lint */
/*
* Function fnmatch() as proposed in Posix 1003.2 B.6 (rev. 9).
* Compares a filename or pathname to a pattern.
*/
#ifndef AMIGA
#include "../src/config.h"
#else
#include "config.h"
#endif
#include <string.h>
#include <ctype.h>
/* fnmatch function */
#ifndef FNM_PATHNAME
#define FNM_PATHNAME 0x01 /* match pathnames, not filenames */
#endif
#ifndef FNM_QUOTE
#define FNM_QUOTE 0x02 /* escape special chars with \ */
#endif
#ifndef FNM_NOCASE
#define FNM_NOCASE 0x04 /* case insensitive match */
#endif
#define EOS '\0'
static char *
rangematch(register char *pattern, register char test)
{
register char c,
c2;
int negate,
ok;
if ( (negate = (*pattern == '!')) )
++pattern;
/* TO DO: quoting */
for (ok = 0; (c = *pattern++) != ']';) {
if (c == EOS)
return (NULL); /* illegal pattern */
if (*pattern == '-' && (c2 = pattern[1]) != EOS && c2 != ']') {
if (c <= test && test <= c2)
ok = 1;
pattern += 2;
} else if (c == test)
ok = 1;
}
return (ok == negate ? NULL : pattern);
}
int
fnmatch(register char *pattern, register char *string, int flags)
{
register char c;
char test;
/*
static char *rangematch();
*/
for (;;)
switch (c = *pattern++) {
case EOS:
return (*string == EOS);
case '?':
if ( ((test = *string++) == EOS || test == '/') &&
(flags & FNM_PATHNAME))
return (0);
break;
case '*':
c = *pattern;
/* collapse multiple stars */
while (c == '*')
c = *++pattern;
/* optimize for pattern with * at end or before / */
if (c == EOS)
if (flags & FNM_PATHNAME)
return (!strchr(string, '/'));
else
return (1);
else if (c == '/' && flags & FNM_PATHNAME) {
if ((string = (char *) strchr(string, '/')) == (char *) NULL)
return (0);
break;
}
/* general case, use recursion */
while ((test = *string) != EOS) {
if (fnmatch(pattern, string, flags))
return (1);
if (test == '/' && flags & FNM_PATHNAME)
break;
++string;
}
return (0);
case '[':
if ( ((test = *string++) == EOS || test == '/') &&
(flags & FNM_PATHNAME) )
return (0);
if ((pattern = rangematch(pattern, test)) == NULL)
return (0);
break;
case '\\':
if (flags & FNM_QUOTE) {
if ((c = *pattern++) == EOS) {
c = '\\';
--pattern;
}
if (c != *string++)
return (0);
break;
}
/* FALLTHROUGH */
default:
if (flags & FNM_NOCASE) {
if (tolower(c) != tolower(*string))
return (0);
} else {
if (c != *string)
return (0);
}
string++;
break;
}
}