version 1.1.1.2, 1995/02/25 09:11:31 |
version 1.19, 2002/10/06 03:15:46 |
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/* $NetBSD$ */ |
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/* |
/* |
* Copyright (c) 1989, 1993, 1994 |
* Copyright (c) 1989, 1993, 1994 |
* The Regents of the University of California. All rights reserved. |
* The Regents of the University of California. All rights reserved. |
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* SUCH DAMAGE. |
* SUCH DAMAGE. |
*/ |
*/ |
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#include <sys/cdefs.h> |
#if defined(LIBC_SCCS) && !defined(lint) |
#if defined(LIBC_SCCS) && !defined(lint) |
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#if 0 |
static char sccsid[] = "@(#)fnmatch.c 8.2 (Berkeley) 4/16/94"; |
static char sccsid[] = "@(#)fnmatch.c 8.2 (Berkeley) 4/16/94"; |
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#else |
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__RCSID("$NetBSD$"); |
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#endif |
#endif /* LIBC_SCCS and not lint */ |
#endif /* LIBC_SCCS and not lint */ |
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/* |
/* |
Line 43 static char sccsid[] = "@(#)fnmatch.c 8. |
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Line 50 static char sccsid[] = "@(#)fnmatch.c 8. |
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* Compares a filename or pathname to a pattern. |
* Compares a filename or pathname to a pattern. |
*/ |
*/ |
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#include "namespace.h" |
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#include <assert.h> |
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#include <ctype.h> |
#include <fnmatch.h> |
#include <fnmatch.h> |
#include <string.h> |
#include <string.h> |
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#ifdef __weak_alias |
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__weak_alias(fnmatch,_fnmatch) |
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#endif |
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#define EOS '\0' |
#define EOS '\0' |
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static const char *rangematch __P((const char *, int, int)); |
static const char *rangematch __P((const char *, int, int)); |
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static __inline int |
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foldcase(int ch, int flags) |
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{ |
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if ((flags & FNM_CASEFOLD) != 0 && isupper(ch)) |
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return (tolower(ch)); |
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return (ch); |
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} |
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#define FOLDCASE(ch, flags) foldcase((unsigned char)(ch), (flags)) |
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int |
int |
fnmatch(pattern, string, flags) |
fnmatch(pattern, string, flags) |
const char *pattern, *string; |
const char *pattern, *string; |
Line 58 fnmatch(pattern, string, flags) |
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Line 84 fnmatch(pattern, string, flags) |
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const char *stringstart; |
const char *stringstart; |
char c, test; |
char c, test; |
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_DIAGASSERT(pattern != NULL); |
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_DIAGASSERT(string != NULL); |
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for (stringstart = string;;) |
for (stringstart = string;;) |
switch (c = *pattern++) { |
switch (c = FOLDCASE(*pattern++, flags)) { |
case EOS: |
case EOS: |
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if ((flags & FNM_LEADING_DIR) && *string == '/') |
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return (0); |
return (*string == EOS ? 0 : FNM_NOMATCH); |
return (*string == EOS ? 0 : FNM_NOMATCH); |
case '?': |
case '?': |
if (*string == EOS) |
if (*string == EOS) |
Line 74 fnmatch(pattern, string, flags) |
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Line 105 fnmatch(pattern, string, flags) |
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++string; |
++string; |
break; |
break; |
case '*': |
case '*': |
c = *pattern; |
c = FOLDCASE(*pattern, flags); |
/* Collapse multiple stars. */ |
/* Collapse multiple stars. */ |
while (c == '*') |
while (c == '*') |
c = *++pattern; |
c = FOLDCASE(*++pattern, flags); |
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if (*string == '.' && (flags & FNM_PERIOD) && |
if (*string == '.' && (flags & FNM_PERIOD) && |
(string == stringstart || |
(string == stringstart || |
Line 85 fnmatch(pattern, string, flags) |
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Line 116 fnmatch(pattern, string, flags) |
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return (FNM_NOMATCH); |
return (FNM_NOMATCH); |
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/* Optimize for pattern with * at end or before /. */ |
/* Optimize for pattern with * at end or before /. */ |
if (c == EOS) |
if (c == EOS) { |
if (flags & FNM_PATHNAME) |
if (flags & FNM_PATHNAME) |
return (strchr(string, '/') == NULL ? |
return ((flags & FNM_LEADING_DIR) || |
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strchr(string, '/') == NULL ? |
0 : FNM_NOMATCH); |
0 : FNM_NOMATCH); |
else |
else |
return (0); |
return (0); |
else if (c == '/' && flags & FNM_PATHNAME) { |
} else if (c == '/' && flags & FNM_PATHNAME) { |
if ((string = strchr(string, '/')) == NULL) |
if ((string = strchr(string, '/')) == NULL) |
return (FNM_NOMATCH); |
return (FNM_NOMATCH); |
break; |
break; |
} |
} |
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/* General case, use recursion. */ |
/* General case, use recursion. */ |
while ((test = *string) != EOS) { |
while ((test = FOLDCASE(*string, flags)) != EOS) { |
if (!fnmatch(pattern, string, flags & ~FNM_PERIOD)) |
if (!fnmatch(pattern, string, |
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flags & ~FNM_PERIOD)) |
return (0); |
return (0); |
if (test == '/' && flags & FNM_PATHNAME) |
if (test == '/' && flags & FNM_PATHNAME) |
break; |
break; |
Line 112 fnmatch(pattern, string, flags) |
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Line 145 fnmatch(pattern, string, flags) |
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if (*string == '/' && flags & FNM_PATHNAME) |
if (*string == '/' && flags & FNM_PATHNAME) |
return (FNM_NOMATCH); |
return (FNM_NOMATCH); |
if ((pattern = |
if ((pattern = |
rangematch(pattern, *string, flags)) == NULL) |
rangematch(pattern, FOLDCASE(*string, flags), |
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flags)) == NULL) |
return (FNM_NOMATCH); |
return (FNM_NOMATCH); |
++string; |
++string; |
break; |
break; |
case '\\': |
case '\\': |
if (!(flags & FNM_NOESCAPE)) { |
if (!(flags & FNM_NOESCAPE)) { |
if ((c = *pattern++) == EOS) { |
if ((c = FOLDCASE(*pattern++, flags)) == EOS) { |
c = '\\'; |
c = '\\'; |
--pattern; |
--pattern; |
} |
} |
} |
} |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
default: |
default: |
if (c != *string++) |
if (c != FOLDCASE(*string++, flags)) |
return (FNM_NOMATCH); |
return (FNM_NOMATCH); |
break; |
break; |
} |
} |
Line 140 rangematch(pattern, test, flags) |
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Line 174 rangematch(pattern, test, flags) |
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int negate, ok; |
int negate, ok; |
char c, c2; |
char c, c2; |
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_DIAGASSERT(pattern != NULL); |
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/* |
/* |
* A bracket expression starting with an unquoted circumflex |
* A bracket expression starting with an unquoted circumflex |
* character produces unspecified results (IEEE 1003.2-1992, |
* character produces unspecified results (IEEE 1003.2-1992, |
Line 147 rangematch(pattern, test, flags) |
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Line 183 rangematch(pattern, test, flags) |
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* consistency with the regular expression syntax. |
* consistency with the regular expression syntax. |
* J.T. Conklin (conklin@ngai.kaleida.com) |
* J.T. Conklin (conklin@ngai.kaleida.com) |
*/ |
*/ |
if (negate = (*pattern == '!' || *pattern == '^')) |
if ((negate = (*pattern == '!' || *pattern == '^')) != 0) |
++pattern; |
++pattern; |
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for (ok = 0; (c = *pattern++) != ']';) { |
for (ok = 0; (c = FOLDCASE(*pattern++, flags)) != ']';) { |
if (c == '\\' && !(flags & FNM_NOESCAPE)) |
if (c == '\\' && !(flags & FNM_NOESCAPE)) |
c = *pattern++; |
c = FOLDCASE(*pattern++, flags); |
if (c == EOS) |
if (c == EOS) |
return (NULL); |
return (NULL); |
if (*pattern == '-' |
if (*pattern == '-' |
&& (c2 = *(pattern+1)) != EOS && c2 != ']') { |
&& (c2 = FOLDCASE(*(pattern+1), flags)) != EOS && |
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c2 != ']') { |
pattern += 2; |
pattern += 2; |
if (c2 == '\\' && !(flags & FNM_NOESCAPE)) |
if (c2 == '\\' && !(flags & FNM_NOESCAPE)) |
c2 = *pattern++; |
c2 = FOLDCASE(*pattern++, flags); |
if (c2 == EOS) |
if (c2 == EOS) |
return (NULL); |
return (NULL); |
if (c <= test && test <= c2) |
if (c <= test && test <= c2) |