diff options
| -rw-r--r-- | btrfs.c | 32 |
1 files changed, 18 insertions, 14 deletions
@@ -172,20 +172,24 @@ static int cmd_version(int argc, char **argv) return 0; } -static void handle_options(int *argc, char ***argv) +static void check_options(int argc, char **argv) { - if (*argc > 0) { - const char *arg = (*argv)[0]; - if (arg[0] != '-' || - !strcmp(arg, "--help") || - !strcmp(arg, "--version")) - return; - fprintf(stderr, "Unknown option: %s\n", arg); - fprintf(stderr, "usage: %s\n", - btrfs_cmd_group.usagestr[0]); - exit(129); - } - return; + const char *arg; + + if (argc == 0) + return; + + arg = argv[0]; + + if (arg[0] != '-' || + !strcmp(arg, "--help") || + !strcmp(arg, "--version")) + return; + + fprintf(stderr, "Unknown option: %s\n", arg); + fprintf(stderr, "usage: %s\n", + btrfs_cmd_group.usagestr[0]); + exit(129); } static const struct cmd_group btrfs_cmd_group = { @@ -227,7 +231,7 @@ int main(int argc, char **argv) } else { argc--; argv++; - handle_options(&argc, &argv); + check_options(argc, argv); if (argc > 0) { if (!prefixcmp(argv[0], "--")) argv[0] += 2; |