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dump a useful error message if nothing happened

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This commit is contained in:
Mike Frysinger 2007-09-25 01:47:02 +00:00
parent 5e28066929
commit 450cc13a5c
1 changed files with 3 additions and 0 deletions
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3
src/fstabinfo.c
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@ -150,5 +150,8 @@ int fstabinfo (int argc, char **argv)
break; break;
} }
if (result != EXIT_SUCCESS && argc == optind)
fprintf (stderr, "%s: no arguments specified\n", argv[0]);
exit (result); exit (result);
} }