blob: 50908115ce3ee34dfc46c31c0e6b168c106991a4 [file] [log] [blame]
/* vi: set sw=4 ts=4: */
/*
* Mini chvt implementation for busybox
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include "busybox.h"
/* From <linux/vt.h> */
enum {
VT_ACTIVATE = 0x5606, /* make vt active */
VT_WAITACTIVE = 0x5607 /* wait for vt active */
};
int chvt_main(int argc, char **argv);
int chvt_main(int argc, char **argv)
{
int fd, num;
if (argc != 2) {
bb_show_usage();
}
fd = get_console_fd();
num = xatoul_range(argv[1], 1, 63);
if ((-1 == ioctl(fd, VT_ACTIVATE, num))
|| (-1 == ioctl(fd, VT_WAITACTIVE, num))) {
bb_perror_msg_and_die("ioctl");
}
return EXIT_SUCCESS;
}