diff options
| -rw-r--r-- | openbsc/src/ipaccess/ipaccess-proxy.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/openbsc/src/ipaccess/ipaccess-proxy.c b/openbsc/src/ipaccess/ipaccess-proxy.c index 55658cf7a..dd0a73975 100644 --- a/openbsc/src/ipaccess/ipaccess-proxy.c +++ b/openbsc/src/ipaccess/ipaccess-proxy.c @@ -1133,6 +1133,9 @@ static void handle_options(int argc, char** argv) { int options_mask = 0; + /* disable explicit missing arguments error output from getopt_long */ + opterr = 0; + while (1) { int option_index = 0, c; static struct option long_options[] = { @@ -1176,6 +1179,18 @@ static void handle_options(int argc, char** argv) case 'e': log_set_log_level(stderr_target, atoi(optarg)); break; + case '?': + if (optopt) { + printf("ERROR: missing mandatory argument " + "for `%s' option\n", argv[optind-1]); + } else { + printf("ERROR: unknown option `%s'\n", + argv[optind-1]); + } + print_usage(); + print_help(); + exit(EXIT_FAILURE); + break; default: /* ignore */ break; |