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mount: accept and ignore -s (sloppy) option.

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needed for compatibility with Linux automounter.
This commit is contained in:
Denis Vlasenko 2006-10-02 18:52:49 +00:00
parent e2016e145b
commit 546cd1881a
1 changed files with 11 additions and 11 deletions
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22
util-linux/mount.c
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@ -92,7 +92,7 @@ struct {
{"remount", MS_REMOUNT}, // action flag
};
#define VECTOR_SIZE(v) (sizeof(v) / sizeof((v)[0]))
/* Append mount options to string */
static void append_mount_options(char **oldopts, char *newopts)
@ -139,7 +139,7 @@ static int parse_mount_options(char *options, char **unrecognized)
if (comma) *comma = 0;
// Find this option in mount_options
for (i = 0; i < (sizeof(mount_options) / sizeof(*mount_options)); i++) {
for (i = 0; i < VECTOR_SIZE(mount_options); i++) {
if (!strcasecmp(mount_options[i].name, options)) {
long fl = mount_options[i].flags;
if (fl < 0) flags &= fl;
@ -148,9 +148,7 @@ static int parse_mount_options(char *options, char **unrecognized)
}
}
// If unrecognized not NULL, append unrecognized mount options */
if (unrecognized
&& i == (sizeof(mount_options) / sizeof(*mount_options)))
{
if (unrecognized && i == VECTOR_SIZE(mount_options)) {
// Add it to strflags, to pass on to kernel
i = *unrecognized ? strlen(*unrecognized) : 0;
*unrecognized = xrealloc(*unrecognized, i+strlen(options)+2);
@ -1446,7 +1444,7 @@ int mount_main(int argc, char **argv)
// Parse remaining options
opt = bb_getopt_ulflags(argc, argv, "o:t:rwanfv", &opt_o, &fstype);
opt = bb_getopt_ulflags(argc, argv, "o:t:rwanfvs", &opt_o, &fstype);
if (opt & 0x1) append_mount_options(&cmdopts, opt_o); // -o
//if (opt & 0x2) // -t
if (opt & 0x4) append_mount_options(&cmdopts, "ro"); // -r
@ -1454,7 +1452,8 @@ int mount_main(int argc, char **argv)
//if (opt & 0x10) // -a
if (opt & 0x20) USE_FEATURE_MTAB_SUPPORT(useMtab = 0); // -n
if (opt & 0x40) USE_FEATURE_MTAB_SUPPORT(fakeIt = 1); // -f
//if (opt & 0x80) // -v: ignore
//if (opt & 0x80) // -v: verbose (ignore)
//if (opt & 0x100) // -s: sloppy (ignore)
argv += optind;
argc -= optind;
@ -1499,8 +1498,10 @@ int mount_main(int argc, char **argv)
goto clean_up;
}
i = parse_mount_options(cmdopts, 0);
// If we have a shared subtree flag, don't worry about fstab or mtab.
i = parse_mount_options(cmdopts,0);
if (ENABLE_FEATURE_MOUNT_FLAGS &&
(i & (MS_SHARED | MS_PRIVATE | MS_SLAVE | MS_UNBINDABLE )))
{
@ -1511,17 +1512,16 @@ int mount_main(int argc, char **argv)
// Open either fstab or mtab
if (parse_mount_options(cmdopts,0) & MS_REMOUNT)
if (i & MS_REMOUNT)
fstabname = bb_path_mtab_file;
else fstabname = "/etc/fstab";
fstab = setmntent(fstabname,"r");
if (!fstab)
bb_perror_msg_and_die("cannot read %s", fstabname);
// Loop through entries until we find what we're looking for.
memset(mtpair,0,sizeof(mtpair));
memset(mtpair, 0, sizeof(mtpair));
for (;;) {
struct mntent *mtnext = (mtcur==mtpair ? mtpair+1 : mtpair);