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37 lines
662 B
C
37 lines
662 B
C
/*
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* chvt.c - aeb - 940227 - Change virtual terminal
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*
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* busyboxed by Erik Andersen
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*/
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#include "internal.h"
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <linux/vt.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <fcntl.h>
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extern int getfd(void);
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int
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chvt_main(int argc, char** argv)
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{
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int fd, num;
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if ( ( argc != 2) || (**(argv+1) == '-' ) ) {
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usage ("chvt </dev/ttyN>\n");
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}
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fd = get_console_fd("/dev/console");
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num = atoi(argv[1]);
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if (ioctl(fd,VT_ACTIVATE,num)) {
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perror("VT_ACTIVATE");
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exit(FALSE);
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}
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if (ioctl(fd,VT_WAITACTIVE,num)) {
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perror("VT_WAITACTIVE");
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exit(FALSE);
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}
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exit( TRUE);
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}
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