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33 * @(#)getmntopts.c 8.3 (Berkeley) 3/29/95
34 * $FreeBSD: src/sbin/mount/getmntopts.c,v 1.9 1999/10/09 11:54:06 phk Exp $
35 * $DragonFly: src/sbin/mount/getmntopts.c,v 1.2 2003/06/17 04:27:33 dillon Exp $
38 #include <sys/param.h>
49 int getmnt_silent = 0;
52 getmntopts(options, m0, flagp, altflagp)
54 const struct mntopt *m0;
58 const struct mntopt *m;
60 char *opt, *optbuf, *p;
63 /* Copy option string, since it is about to be torn asunder... */
64 if ((optbuf = strdup(options)) == NULL)
67 for (opt = optbuf; (opt = strtok(opt, ",")) != NULL; opt = NULL) {
68 /* Check for "no" prefix. */
69 if (opt[0] == 'n' && opt[1] == 'o') {
76 * for options with assignments in them (ie. quotas)
77 * ignore the assignment as it's handled elsewhere
83 /* Scan option table. */
84 for (m = m0; m->m_option != NULL; ++m) {
85 len = strlen(m->m_option);
86 if (strncasecmp(opt, m->m_option, len) == 0)
87 if ( m->m_option[len] == '\0'
88 || m->m_option[len] == '='
93 /* Save flag, or fail if option is not recognized. */
95 thisflagp = m->m_altloc ? altflagp : flagp;
96 if (negative == m->m_inverse)
97 *thisflagp |= m->m_flag;
99 *thisflagp &= ~m->m_flag;
100 } else if (!getmnt_silent) {
101 errx(1, "-o %s: option not supported", opt);
109 rmslashes(rrpin, rrpout)
116 for (rrpoutstart = rrpout; *rrpin != '\0'; *rrpout++ = *rrpin++) {
118 /* skip all double slashes */
119 while (*rrpin == '/' && *(rrpin + 1) == '/')
123 /* remove trailing slash if necessary */
124 if (rrpout - rrpoutstart > 1 && *(rrpout - 1) == '/')
125 *(rrpout - 1) = '\0';
131 checkpath(path, resolved)
137 if (realpath(path, resolved) != NULL && stat(resolved, &sb) == 0) {
138 if (!S_ISDIR(sb.st_mode))
139 errx(EX_USAGE, "%s: not a directory", resolved);
141 errx(EX_USAGE, "%s: %s", resolved, strerror(errno));