From 7e33bac77e74f1a8208c01c6b31f83fe4c35a1ee Mon Sep 17 00:00:00 2001 From: Christian Neukirchen Date: Tue, 26 Jul 2016 21:57:28 +0200 Subject: minc: add usage --- minc.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'minc.c') diff --git a/minc.c b/minc.c index d5da38a..a8e6cb9 100644 --- a/minc.c +++ b/minc.c @@ -66,10 +66,14 @@ main(int argc, char *argv[]) switch(c) { case 'q': qflag = 1; break; default: - // XXX usage + usage: + fprintf(stderr, "Usage: minc [-q] dirs...\n"); exit(1); } + if (optind == argc) + goto usage; + status = 0; for (i = optind; i < argc; i++) inc(argv[i]); -- cgit 1.4.1