diff options
Diffstat (limited to 'cmds-check.c')
| -rw-r--r-- | cmds-check.c | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/cmds-check.c b/cmds-check.c index 71e98de5..d63e945c 100644 --- a/cmds-check.c +++ b/cmds-check.c @@ -37,6 +37,7 @@ #include "list.h" #include "version.h" #include "utils.h" +#include "commands.h" static u64 bytes_used = 0; static u64 total_csum_bytes = 0; @@ -3529,13 +3530,6 @@ static int check_extents(struct btrfs_trans_handle *trans, return ret; } -static void print_usage(void) -{ - fprintf(stderr, "usage: btrfsck dev\n"); - fprintf(stderr, "%s\n", BTRFS_BUILD_VERSION); - exit(1); -} - static struct option long_options[] = { { "super", 1, NULL, 's' }, { "repair", 0, NULL, 0 }, @@ -3544,7 +3538,18 @@ static struct option long_options[] = { { 0, 0, 0, 0} }; -int main(int ac, char **av) +const char * const cmd_check_usage[] = { + "btrfs check [options] <device>", + "Check an unmounted btrfs filesystem.", + "", + "-s|--super <superblock> use this superblock copy", + "--repair try to repair the filesystem", + "--init-csum-tree create a new CRC tree", + "--init-extent-tree create a new extent tree", + NULL +}; + +int cmd_check(int argc, char **argv) { struct cache_tree root_cache; struct btrfs_root *root; @@ -3561,7 +3566,7 @@ int main(int ac, char **av) while(1) { int c; - c = getopt_long(ac, av, "as:", long_options, + c = getopt_long(argc, argv, "as:", long_options, &option_index); if (c < 0) break; @@ -3574,7 +3579,8 @@ int main(int ac, char **av) (unsigned long long)bytenr); break; case '?': - print_usage(); + case 'h': + usage(cmd_check_usage); } if (option_index == 1) { printf("enabling repair mode\n"); @@ -3587,25 +3593,25 @@ int main(int ac, char **av) } } - ac = ac - optind; + argc = argc - optind; - if (ac != 1) - print_usage(); + if (argc != 1) + usage(cmd_check_usage); radix_tree_init(); cache_tree_init(&root_cache); - if((ret = check_mounted(av[optind])) < 0) { + if((ret = check_mounted(argv[optind])) < 0) { fprintf(stderr, "Could not check mount status: %s\n", strerror(-ret)); return ret; } else if(ret) { - fprintf(stderr, "%s is currently mounted. Aborting.\n", av[optind]); + fprintf(stderr, "%s is currently mounted. Aborting.\n", argv[optind]); return -EBUSY; } - info = open_ctree_fs_info(av[optind], bytenr, rw, 1); + info = open_ctree_fs_info(argv[optind], bytenr, rw, 1); uuid_unparse(info->super_copy.fsid, uuidbuf); - printf("Checking filesystem on %s\nUUID: %s\n", av[optind], uuidbuf); + printf("Checking filesystem on %s\nUUID: %s\n", argv[optind], uuidbuf); if (info == NULL) return 1; |