diff options
Diffstat (limited to 'smbinfo.c')
| -rw-r--r-- | smbinfo.c | 27 |
1 files changed, 22 insertions, 5 deletions
@@ -64,6 +64,8 @@ usage(char *name) { fprintf(stderr, "Usage: %s [-V] <command> <file>\n" "-V for verbose output\n" + "-h display this help text\n" + "-v print smbinfo version\n" "Commands are\n" " fileaccessinfo:\n" " Prints FileAccessInfo for a cifs file.\n" @@ -98,6 +100,14 @@ usage(char *name) } static void +short_usage(char *name) +{ + fprintf(stderr, "Usage: %s [-v] [-V] <command> <file>\n" + "Try 'smbinfo -h' for more information.\n", name); + exit(1); +} + +static void win_to_timeval(uint64_t smb2_time, struct timeval *tv) { tv->tv_usec = (smb2_time / 10) % 1000000; @@ -1075,7 +1085,11 @@ int main(int argc, char *argv[]) int c; int f; - while ((c = getopt_long(argc, argv, "vV", NULL, NULL)) != -1) { + if (argc < 2) { + short_usage(argv[0]); + } + + while ((c = getopt_long(argc, argv, "vVh", NULL, NULL)) != -1) { switch (c) { case 'v': printf("smbinfo version %s\n", VERSION); @@ -1083,15 +1097,18 @@ int main(int argc, char *argv[]) case 'V': verbose = 1; break; - default: + case 'h': usage(argv[0]); + break; + default: + short_usage(argv[0]); } } - if (optind >= argc - 1) - usage(argv[0]); + if (optind >= argc -1) + short_usage(argv[0]); - if ((f = open(argv[optind + 1], O_RDONLY)) < 0) { + if ((f = open(argv[optind + 1 ], O_RDONLY)) < 0) { fprintf(stderr, "Failed to open %s\n", argv[optind + 1]); exit(1); } |