emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Patch from Arthur Othieno for docs/style-guide.txt conformance.

Browse Source
This commit is contained in:
Eric Andersen 2003-10-22 10:30:53 +00:00
parent 9ef6c93090
commit 28672dd3b9
1 changed files with 24 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
console-tools/chvt.c
View File

@ -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;
}