mirror of
https://github.com/sheumann/hush.git
synced 2024-08-16 09:29:16 +00:00
47 lines
818 B
C
47 lines
818 B
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* chvt.c - aeb - 940227 - Change virtual terminal
|
|
*
|
|
* busyboxed by Erik Andersen
|
|
*/
|
|
#include "internal.h"
|
|
#include <sys/types.h>
|
|
#include <sys/ioctl.h>
|
|
#include <linux/vt.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <fcntl.h>
|
|
|
|
int chvt_main(int argc, char **argv)
|
|
{
|
|
int fd, num;
|
|
|
|
if ((argc != 2) || (**(argv + 1) == '-')) {
|
|
usage ("chvt N\n"
|
|
#ifndef BB_FEATURE_TRIVIAL_HELP
|
|
"\nChanges the foreground virtual terminal to /dev/ttyN\n"
|
|
#endif
|
|
);
|
|
}
|
|
fd = get_console_fd("/dev/console");
|
|
num = atoi(argv[1]);
|
|
if (ioctl(fd, VT_ACTIVATE, num)) {
|
|
perror("VT_ACTIVATE");
|
|
exit(FALSE);
|
|
}
|
|
if (ioctl(fd, VT_WAITACTIVE, num)) {
|
|
perror("VT_WAITACTIVE");
|
|
exit(FALSE);
|
|
}
|
|
return(TRUE);
|
|
}
|
|
|
|
|
|
/*
|
|
Local Variables:
|
|
c-file-style: "linux"
|
|
c-basic-offset: 4
|
|
tab-width: 4
|
|
End:
|
|
*/
|