busybox/console-tools/chvt.c
Denys Vlasenko ff53bee723 chvt, deallocvt, dumpkmap, fgconsole, loadkmap: make them NOEXEC
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-08-05 02:02:31 +02:00

35 lines
998 B
C

/* 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 source tree.
*/
//config:config CHVT
//config: bool "chvt (2 kb)"
//config: default y
//config: select PLATFORM_LINUX
//config: help
//config: This program is used to change to another terminal.
//config: Example: chvt 4 (change to terminal /dev/tty4)
//applet:IF_CHVT(APPLET_NOEXEC(chvt, chvt, BB_DIR_USR_BIN, BB_SUID_DROP, chvt))
//kbuild:lib-$(CONFIG_CHVT) += chvt.o
//usage:#define chvt_trivial_usage
//usage: "N"
//usage:#define chvt_full_usage "\n\n"
//usage: "Change the foreground virtual terminal to /dev/ttyN"
#include "libbb.h"
int chvt_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int chvt_main(int argc UNUSED_PARAM, char **argv)
{
int num = xatou_range(single_argv(argv), 1, 63);
console_make_active(get_console_fd_or_die(), num);
return EXIT_SUCCESS;
}