]>
git.saurik.com Git - apple/libc.git/blob - gen/fstab.c
ebdf2c9ac532803608efe423ab8a76ab930faa26
2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
4 * @APPLE_LICENSE_HEADER_START@
6 * The contents of this file constitute Original Code as defined in and
7 * are subject to the Apple Public Source License Version 1.1 (the
8 * "License"). You may not use this file except in compliance with the
9 * License. Please obtain a copy of the License at
10 * http://www.apple.com/publicsource and read it before using this file.
12 * This Original Code and all software distributed under the License are
13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17 * License for the specific language governing rights and limitations
20 * @APPLE_LICENSE_HEADER_END@
23 * Copyright (c) 1980, 1988, 1993
24 * The Regents of the University of California. All rights reserved.
26 * Redistribution and use in source and binary forms, with or without
27 * modification, are permitted provided that the following conditions
29 * 1. Redistributions of source code must retain the above copyright
30 * notice, this list of conditions and the following disclaimer.
31 * 2. Redistributions in binary form must reproduce the above copyright
32 * notice, this list of conditions and the following disclaimer in the
33 * documentation and/or other materials provided with the distribution.
34 * 3. All advertising materials mentioning features or use of this software
35 * must display the following acknowledgement:
36 * This product includes software developed by the University of
37 * California, Berkeley and its contributors.
38 * 4. Neither the name of the University nor the names of its contributors
39 * may be used to endorse or promote products derived from this software
40 * without specific prior written permission.
42 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
43 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
46 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
63 static struct fstab _fs_fstab
;
65 static error
__P((int));
66 static fstabscan
__P((void));
72 #define MAXLINELENGTH 1024
73 static char *line
= NULL
;
74 char subline
[MAXLINELENGTH
];
78 line
= malloc(MAXLINELENGTH
);
84 if (!(cp
= fgets(line
, sizeof(line
), _fs_fp
)))
87 if (!strpbrk(cp
, " \t")) {
88 _fs_fstab
.fs_spec
= strtok(cp
, ":\n");
89 _fs_fstab
.fs_file
= strtok((char *)NULL
, ":\n");
90 _fs_fstab
.fs_type
= strtok((char *)NULL
, ":\n");
91 if (_fs_fstab
.fs_type
) {
92 if (!strcmp(_fs_fstab
.fs_type
, FSTAB_XX
))
94 _fs_fstab
.fs_mntops
= _fs_fstab
.fs_type
;
95 _fs_fstab
.fs_vfstype
=
96 strcmp(_fs_fstab
.fs_type
, FSTAB_SW
) ?
98 if (cp
= strtok((char *)NULL
, ":\n")) {
99 _fs_fstab
.fs_freq
= atoi(cp
);
100 if (cp
= strtok((char *)NULL
, ":\n")) {
101 _fs_fstab
.fs_passno
= atoi(cp
);
108 /* OLD_STYLE_FSTAB */
109 _fs_fstab
.fs_spec
= strtok(cp
, " \t\n");
110 if (!_fs_fstab
.fs_spec
|| *_fs_fstab
.fs_spec
== '#')
112 _fs_fstab
.fs_file
= strtok((char *)NULL
, " \t\n");
113 _fs_fstab
.fs_vfstype
= strtok((char *)NULL
, " \t\n");
114 _fs_fstab
.fs_mntops
= strtok((char *)NULL
, " \t\n");
115 if (_fs_fstab
.fs_mntops
== NULL
)
117 _fs_fstab
.fs_freq
= 0;
118 _fs_fstab
.fs_passno
= 0;
119 if ((cp
= strtok((char *)NULL
, " \t\n")) != NULL
) {
120 _fs_fstab
.fs_freq
= atoi(cp
);
121 if ((cp
= strtok((char *)NULL
, " \t\n")) != NULL
)
122 _fs_fstab
.fs_passno
= atoi(cp
);
124 strcpy(subline
, _fs_fstab
.fs_mntops
);
125 for (typexx
= 0, cp
= strtok(subline
, ","); cp
;
126 cp
= strtok((char *)NULL
, ",")) {
129 if (!strcmp(cp
, FSTAB_RW
)) {
130 _fs_fstab
.fs_type
= FSTAB_RW
;
133 if (!strcmp(cp
, FSTAB_RQ
)) {
134 _fs_fstab
.fs_type
= FSTAB_RQ
;
137 if (!strcmp(cp
, FSTAB_RO
)) {
138 _fs_fstab
.fs_type
= FSTAB_RO
;
141 if (!strcmp(cp
, FSTAB_SW
)) {
142 _fs_fstab
.fs_type
= FSTAB_SW
;
145 if (!strcmp(cp
, FSTAB_XX
)) {
146 _fs_fstab
.fs_type
= FSTAB_XX
;
156 bad
: /* no way to distinguish between EOF and syntax error */
165 if (!_fs_fp
&& !setfsent() || !fstabscan())
166 return((struct fstab
*)NULL
);
172 register const char *name
;
176 if (!strcmp(_fs_fstab
.fs_spec
, name
))
178 return((struct fstab
*)NULL
);
183 register const char *name
;
187 if (!strcmp(_fs_fstab
.fs_file
, name
))
189 return((struct fstab
*)NULL
);
198 if (_fs_fp
= fopen(_PATH_FSTAB
, "r"))
208 (void)fclose(_fs_fp
);
219 (void)write(STDERR_FILENO
, "fstab: ", 7);
220 (void)write(STDERR_FILENO
, _PATH_FSTAB
, sizeof(_PATH_FSTAB
) - 1);
221 (void)write(STDERR_FILENO
, ": ", 1);
223 (void)write(STDERR_FILENO
, p
, strlen(p
));
224 (void)write(STDERR_FILENO
, "\n", 1);