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authorGravatar Eric Andersen <andersen@codepoet.org>2003-10-22 10:30:53 +0000
committerGravatar Eric Andersen <andersen@codepoet.org>2003-10-22 10:30:53 +0000
commit28672dd3b9ff9d27c771f011089e38a2928aded7 (patch)
tree41bb057f64ce5c7fcb32ec0274284bf093759adc /console-tools
parent9ef6c93090359bc13eab29450b21c573d09ec5bb (diff)
downloadbusybox-28672dd3b9ff9d27c771f011089e38a2928aded7.tar.gz
busybox-28672dd3b9ff9d27c771f011089e38a2928aded7.tar.bz2
Patch from Arthur Othieno for docs/style-guide.txt conformance.
Diffstat (limited to 'console-tools')
-rw-r--r--console-tools/chvt.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/console-tools/chvt.c b/console-tools/chvt.c
index 11e1078b7..4da0d6399 100644
--- a/console-tools/chvt.c
+++ b/console-tools/chvt.c
@@ -1,11 +1,25 @@
/* vi: set sw=4 ts=4: */
/*
- * chvt.c - aeb - 940227 - Change virtual terminal
+ * Mini chvt implementation for busybox
*
- * busyboxed by Erik Andersen
+ * Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-/* getopt not needed */
+/* no options, no getopt */
#include <stdio.h>
#include <stdlib.h>
@@ -22,14 +36,18 @@ int chvt_main(int argc, char **argv)
{
int fd, num;
- if ((argc != 2) || (**(argv + 1) == '-'))
+ if ((argc != 2) || (**(argv + 1) == '-')) {
bb_show_usage();
+ }
+
fd = get_console_fd();
num = atoi(argv[1]);
- if (ioctl(fd, VT_ACTIVATE, num))
+ if (ioctl(fd, VT_ACTIVATE, num)) {
bb_perror_msg_and_die("VT_ACTIVATE");
- if (ioctl(fd, VT_WAITACTIVE, num))
+ }
+ if (ioctl(fd, VT_WAITACTIVE, num)) {
bb_perror_msg_and_die("VT_WAITACTIVE");
+ }
return EXIT_SUCCESS;
}