diff options
Diffstat (limited to 'zup.c')
-rw-r--r-- | zup.c | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -128,7 +128,7 @@ parse_options(int argc, char *const argv[]) case 'a': errno = 0; param.max_attempts = strtoul(optarg, NULL, 10); - if (errno) { + if (errno || !optarg || strlen(optarg) == 0) { perror("Invalid attempts number\n"); exit(EXIT_FAILURE); } @@ -232,7 +232,8 @@ struct param param = { .verbose = 0, .human_readable = 0, .repl = 0, - .show_progress = 0 + .show_progress = 0, + .max_attempts = 5 }; // TODO: Support stdin/stdout |