[src/trunk]: src/usr.sbin/usbdevs Use symbolic constants EXIT_SUCCESS, EXIT_F...

[jakllsch <jakllsch%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/d2ca8b5f8d60
branches:  trunk
changeset: 787849:d2ca8b5f8d60
user:      jakllsch <jakllsch%NetBSD.org@localhost>
date:      Mon Jul 08 14:47:18 2013 +0000

description:
Use symbolic constants EXIT_SUCCESS, EXIT_FAILURE, and NULL where appropriate.

diffstat:

 usr.sbin/usbdevs/usbdevs.c |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (43 lines):

diff -r 12ae298bb39f -r d2ca8b5f8d60 usr.sbin/usbdevs/usbdevs.c
--- a/usr.sbin/usbdevs/usbdevs.c        Mon Jul 08 08:21:12 2013 +0000
+++ b/usr.sbin/usbdevs/usbdevs.c        Mon Jul 08 14:47:18 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: usbdevs.c,v 1.28 2011/08/30 20:51:29 joerg Exp $       */
+/*     $NetBSD: usbdevs.c,v 1.29 2013/07/08 14:47:18 jakllsch Exp $    */
 
 /*
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -58,7 +58,7 @@
 
        fprintf(stderr, "usage: %s [-dv] [-a addr] [-f dev]\n",
            getprogname());
-       exit(1);
+       exit(EXIT_FAILURE);
 }
 
 static char done[USB_MAX_DEVICES];
@@ -198,7 +198,7 @@
 {
        int ch, i, f;
        char buf[50];
-       char *dev = 0;
+       char *dev = NULL;
        int addr = 0;
        int ncont;
 
@@ -224,7 +224,7 @@
        argc -= optind;
        argv += optind;
 
-       if (dev == 0) {
+       if (dev == NULL) {
                for (ncont = 0, i = 0; i < 10; i++) {
                        snprintf(buf, sizeof(buf), "%s%d", USBDEV, i);
                        f = open(buf, O_RDONLY);
@@ -248,5 +248,5 @@
                else
                        err(1, "%s", dev);
        }
-       exit(0);
+       exit(EXIT_SUCCESS);
 }