diff options
Diffstat (limited to 'btrfsctl.c')
-rw-r--r-- | btrfsctl.c | 11 |
1 files changed, 10 insertions, 1 deletions
@@ -77,6 +77,12 @@ int main(int ac, char **av) exit(1); } command = BTRFS_IOC_SNAP_CREATE; + } else if (strcmp(av[i], "-d") == 0) { + if (i >= ac - 1) { + fprintf(stderr, "-d requires an arg"); + print_usage(); + } + command = BTRFS_IOC_DEFRAG; } } if (command == 0) { @@ -102,7 +108,10 @@ int main(int ac, char **av) perror("open"); exit(1); } - strcpy(args.name, name); + if (name) + strcpy(args.name, name); + else + args.name[0] = '\0'; ret = ioctl(fd, command, &args); printf("ioctl returns %d\n", ret); return 0; |