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