From 2682ebf11040e3e76b50b8550b3125b4084f612b Mon Sep 17 00:00:00 2001
From: Christian Neukirchen <chneukirchen@gmail.com>
Date: Tue, 26 Jul 2016 21:58:10 +0200
Subject: msort: add usage

---
 msort.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'msort.c')

diff --git a/msort.c b/msort.c
index 9e21fb3..b74371d 100644
--- a/msort.c
+++ b/msort.c
@@ -277,7 +277,8 @@ main(int argc, char *argv[])
 		case 'S': addorder(sizeorder); break;
 		case 'r': rflag = !rflag; break;
 		default:
-			// XXX usage
+			fprintf(stderr,
+			    "Usage: msort [-r] [-fdsFMS] [msgs...]\n");
 			exit(1);
 		}
 
-- 
cgit 1.4.1