Show chvt.c syntax highlighted
/* vi: set sw=4 ts=4: */
/*
* chvt.c - aeb - 940227 - Change virtual terminal
*
* busyboxed by Erik Andersen
*/
/* getopt not needed */
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include "busybox.h"
/* From <linux/vt.h> */
static const int VT_ACTIVATE = 0x5606; /* make vt active */
static const int VT_WAITACTIVE = 0x5607; /* wait for vt active */
int chvt_main(int argc, char **argv)
{
int fd, num;
if ((argc != 2) || (**(argv + 1) == '-'))
show_usage();
fd = get_console_fd("/dev/console");
num = atoi(argv[1]);
if (ioctl(fd, VT_ACTIVATE, num))
perror_msg_and_die("VT_ACTIVATE");
if (ioctl(fd, VT_WAITACTIVE, num))
perror_msg_and_die("VT_WAITACTIVE");
return EXIT_SUCCESS;
}
/*
Local Variables:
c-file-style: "linux"
c-basic-offset: 4
tab-width: 4
End:
*/
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