sort: Return 2 on usage error

2012-05-20 14:38:52 +00:00 · 2012-05-20 14:38:52 +00:00 · 7565af0e31
commit 7565af0e31
parent c0f60a6f3d
1 changed files with 1 additions and 1 deletions
--- a/sort.c
+++ b/sort.c
@ -31,7 +31,7 @@ main(int argc, char *argv[])
 			uflag = true;
 			break;
 		default:
-			exit(EXIT_FAILURE);
+			exit(2);
 		}
 	if(optind == argc)
 		getlines(stdin);