mthread: add usage

8 years ago · 67f61f18ba
parent 2682ebf110
commit 67f61f18ba
1 changed files with 1 additions and 1 deletions
--- a/mthread.c
+++ b/mthread.c
@ -370,7 +370,7 @@ main(int argc, char *argv[])
 		switch(c) {
 		case 'v': vflag = 1; break;
 		default:
- 			// XXX usage
+			fprintf(stderr, "Usage: mthread [-v] [msgs...]\n");
 			exit(1);
 		}