void
mount_ext2fs_parseargs(int argc, char *argv[],
struct ufs_args *args, int *mntflags,
char *canon_dev, char *canon_dir)
{
int ch;
mntoptparse_t mp;
memset(args, 0, sizeof(*args));
*mntflags = 0;
optind = optreset = 1; /* Reset for parse of new argv. */
while ((ch = getopt(argc, argv, "o:")) != -1)
switch (ch) {
case 'o':
mp = getmntopts(optarg, mopts, mntflags, 0);
if (mp == NULL)
err(1, "getmntopts");
freemntopts(mp);
break;
case '?':
default:
ext2fs_usage();
}
argc -= optind;
argv += optind;
if (argc != 2)
ext2fs_usage();
pathadj(argv[0], canon_dev);
args->fspec = canon_dev;
pathadj(argv[1], canon_dir);
}
int
main(int argc, char *argv[])
{
struct ufs_args args; /* XXX ffs_args */
int ch, mntflags;
char fs_name[MAXPATHLEN], *errcause;
mntflags = 0;
optind = optreset = 1; /* Reset for parse of new argv. */
while ((ch = getopt(argc, argv, "o:")) != -1)
switch (ch) {
case 'o':
getmntopts(optarg, mopts, &mntflags);
break;
case '?':
default:
ext2fs_usage();
}
argc -= optind;
argv += optind;
if (argc != 2)
ext2fs_usage();
args.fspec = argv[0]; /* The name of the device file. */
if (realpath(argv[1], fs_name) == NULL) /* The mount point. */
err(1, "realpath %s", argv[1]);
#define DEFAULT_ROOTUID -2
args.export_info.ex_root = DEFAULT_ROOTUID;
if (mntflags & MNT_RDONLY)
args.export_info.ex_flags = MNT_EXRDONLY;
else
args.export_info.ex_flags = 0;
if (mount(MOUNT_EXT2FS, fs_name, mntflags, &args) < 0) {
switch (errno) {
case EMFILE:
errcause = "mount table full";
break;
case EINVAL:
errcause =
"specified device does not match mounted device";
break;
case EOPNOTSUPP:
errcause = "filesystem not supported by kernel";
break;
default:
errcause = strerror(errno);
break;
}
errx(1, "%s on %s: %s", args.fspec, fs_name, errcause);
}
exit(0);
}
