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Don't print errors for already mounted filesystems

This commit is contained in:
sin 2014-03-18 16:38:31 +02:00
parent d06158ccf9
commit 6505db4709
1 changed files with 25 additions and 1 deletions
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26
mount.c
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@ -66,6 +66,29 @@ parseopts(char *popts, unsigned long *flags, char *data, size_t bufsiz)
}
}
static int
mounted(const char *dir)
{
FILE *fp;
struct mntent *me;
struct stat st1, st2;
if (stat(dir, &st1) < 0)
eprintf("stat %s:", dir);
fp = setmntent("/proc/mounts", "r");
if (!fp)
eprintf("setmntent %s:", "/proc/mounts");
while ((me = getmntent(fp)) != NULL) {
if (stat(me->mnt_dir, &st2) < 0)
eprintf("stat %s:", me->mnt_dir);
if (st1.st_dev == st2.st_dev &&
st1.st_ino == st2.st_ino)
return 1;
}
endmntent(fp);
return 0;
}
static void
usage(void)
{
@ -172,7 +195,8 @@ mountall:
flags = 0;
parseopts(me->mnt_opts, &flags, data, datasiz);
if(mount(me->mnt_fsname, me->mnt_dir, me->mnt_type, flags, data) < 0) {
weprintf("mount: %s:", me->mnt_fsname);
if (mounted(me->mnt_dir) == 0)
weprintf("mount: %s:", me->mnt_fsname);
if(status != 64)
status = 32; /* all failed */
} else {