--- src/bin/cat/cat.c	2004/07/27 16:12:38	1.9
+++ src/bin/cat/cat.c	2004/07/27 16:21:52	1.10
@@ -69,6 +69,14 @@ static void raw_cat (int);
 static int udom_open (const char *path, int flags);
 #endif
 
+static void
+usage(void)
+{
+        fprintf(stderr,
+                "usage: cat [-benstuv] [-] [file ...]\n");
+        exit(EXIT_FAILURE);
+}
+
 int
 main(int argc, char **argv)
 {
@@ -100,9 +108,7 @@ main(int argc, char **argv)
 			vflag = 1;
 			break;
 		default:
-			fprintf(stderr,
-			    "usage: cat [-benstuv] [-] [file ...]\n");
-			exit(1);
+			usage();
 			/* NOTREACHED */
 		}
 	argv += optind;
@@ -288,11 +294,11 @@ udom_open(const char *path, int flags)
 		switch (flags & O_ACCMODE) {
 		case O_RDONLY:
 			if (shutdown(fd, SHUT_WR) == -1)
-				perror("cat");
+				warn(NULL);
 			break;
 		case O_WRONLY:
 			if (shutdown(fd, SHUT_RD) == -1)
-				perror("cat");
+				warn(NULL);
 			break;
 		default:
 			break;