/*
* return codes:
* 0 : All superblocks are valid, no need to recover
* 1 : Usage or syntax error
* 2 : Recover all bad superblocks successfully
* 3 : Fail to Recover bad supeblocks
* 4 : Abort to recover bad superblocks
*/
int cmd_super_recover(int argc, char **argv)
{
int ret;
int verbose = 0;
int yes = 0;
char *dname;
while (1) {
int c = getopt(argc, argv, "vy");
if (c < 0)
break;
switch (c) {
case 'v':
verbose = 1;
break;
case 'y':
yes = 1;
break;
default:
usage(cmd_super_recover_usage);
}
}
argc = argc - optind;
if (argc != 1)
usage(cmd_super_recover_usage);
dname = argv[optind];
ret = check_mounted(dname);
if (ret) {
fprintf(stderr, "the device is busy\n");
return 1;
}
ret = btrfs_recover_superblocks(dname, verbose, yes);
return ret;
}
/*
* return codes:
* 0 : All superblocks are valid, no need to recover
* 1 : Usage or syntax error
* 2 : Recover all bad superblocks successfully
* 3 : Fail to Recover bad superblocks
* 4 : Abort to recover bad superblocks
*/
static int cmd_rescue_super_recover(int argc, char **argv)
{
int ret;
int verbose = 0;
int yes = 0;
char *dname;
optind = 0;
while (1) {
int c = getopt(argc, argv, "vy");
if (c < 0)
break;
switch (c) {
case 'v':
verbose = 1;
break;
case 'y':
yes = 1;
break;
default:
usage(cmd_rescue_super_recover_usage);
}
}
if (check_argc_exact(argc - optind, 1))
usage(cmd_rescue_super_recover_usage);
dname = argv[optind];
ret = check_mounted(dname);
if (ret < 0) {
errno = -ret;
error("could not check mount status: %m");
return 1;
} else if (ret) {
error("the device is busy");
return 1;
}
ret = btrfs_recover_superblocks(dname, verbose, yes);
return ret;
}
