1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
NOTE: The canonical source of this file is maintained with the GNU C Library.
Bugs can be reported to bug-glibc@prep.ai.mit.edu.
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, 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, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifdef HAVE_CONFIG_H
#if defined (CONFIG_BROKETS)
/* We use <config.h> instead of "config.h" so that a compilation
using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h
(which it would do because it found this file in $srcdir). */
#include <config.h>
#else
#include "config.h"
#endif
#endif
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
/* This code to undef const added in libiberty. */
#ifndef __STDC__
/* This is a separate conditional since some stdc systems
reject `defined (const)'. */
#ifndef const
#define const
#endif
#endif
#include <errno.h>
#include <fnmatch.h>
#include <ctype.h>
/* Comment out all this code if we are using the GNU C Library, and are not
actually compiling the library itself. This code is part of the GNU C
Library, but also included in many other GNU distributions. Compiling
and linking in this code is a waste when using the GNU C library
(especially if it is a shared library). Rather than having every GNU
program understand `configure --with-gnu-libc' and omit the object files,
it is simpler to just do this in the source for each such file. */
#if defined (_LIBC) || !defined (__GNU_LIBRARY__)
#if !defined(__GNU_LIBRARY__) && !defined(STDC_HEADERS)
extern int errno;
#endif
/* Match STRING against the filename pattern PATTERN, returning zero if
it matches, nonzero if not. */
int
fnmatch (pattern, string, flags)
const char *pattern;
const char *string;
int flags;
{
register const char *p = pattern, *n = string;
register unsigned char c;
/* Note that this evalutes C many times. */
#define FOLD(c) ((flags & FNM_CASEFOLD) && isupper (c) ? tolower (c) : (c))
while ((c = *p++) != '\0')
{
c = FOLD (c);
switch (c)
{
case '?':
if (*n == '\0')
return FNM_NOMATCH;
else if ((flags & FNM_FILE_NAME) && *n == '/')
return FNM_NOMATCH;
else if ((flags & FNM_PERIOD) && *n == '.' &&
(n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
return FNM_NOMATCH;
break;
case '\\':
if (!(flags & FNM_NOESCAPE))
{
c = *p++;
c = FOLD (c);
}
if (FOLD ((unsigned char)*n) != c)
return FNM_NOMATCH;
break;
case '*':
if ((flags & FNM_PERIOD) && *n == '.' &&
(n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
return FNM_NOMATCH;
for (c = *p++; c == '?' || c == '*'; c = *p++, ++n)
if (((flags & FNM_FILE_NAME) && *n == '/') ||
(c == '?' && *n == '\0'))
return FNM_NOMATCH;
if (c == '\0')
return 0;
{
unsigned char c1 = (!(flags & FNM_NOESCAPE) && c == '\\') ? *p : c;
c1 = FOLD (c1);
for (--p; *n != '\0'; ++n)
if ((c == '[' || FOLD ((unsigned char)*n) == c1) &&
fnmatch (p, n, flags & ~FNM_PERIOD) == 0)
return 0;
return FNM_NOMATCH;
}
case '[':
{
/* Nonzero if the sense of the character class is inverted. */
register int not;
if (*n == '\0')
return FNM_NOMATCH;
if ((flags & FNM_PERIOD) && *n == '.' &&
(n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
return FNM_NOMATCH;
not = (*p == '!' || *p == '^');
if (not)
++p;
c = *p++;
for (;;)
{
register unsigned char cstart = c, cend = c;
if (!(flags & FNM_NOESCAPE) && c == '\\')
cstart = cend = *p++;
cstart = cend = FOLD (cstart);
if (c == '\0')
/* [ (unterminated) loses. */
return FNM_NOMATCH;
c = *p++;
c = FOLD (c);
if ((flags & FNM_FILE_NAME) && c == '/')
/* [/] can never match. */
return FNM_NOMATCH;
if (c == '-' && *p != ']')
{
cend = *p++;
if (!(flags & FNM_NOESCAPE) && cend == '\\')
cend = *p++;
if (cend == '\0')
return FNM_NOMATCH;
cend = FOLD (cend);
c = *p++;
}
if (FOLD ((unsigned char)*n) >= cstart
&& FOLD ((unsigned char)*n) <= cend)
goto matched;
if (c == ']')
break;
}
if (!not)
return FNM_NOMATCH;
break;
matched:;
/* Skip the rest of the [...] that already matched. */
while (c != ']')
{
if (c == '\0')
/* [... (unterminated) loses. */
return FNM_NOMATCH;
c = *p++;
if (!(flags & FNM_NOESCAPE) && c == '\\')
/* XXX 1003.2d11 is unclear if this is right. */
++p;
}
if (not)
return FNM_NOMATCH;
}
break;
default:
if (c != FOLD ((unsigned char)*n))
return FNM_NOMATCH;
}
++n;
}
if (*n == '\0')
return 0;
if ((flags & FNM_LEADING_DIR) && *n == '/')
/* The FNM_LEADING_DIR flag says that "foo*" matches "foobar/frobozz". */
return 0;
return FNM_NOMATCH;
}
#endif /* _LIBC or not __GNU_LIBRARY__. */
|