*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * 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)
-/* no options, no getopt */
+//applet:IF_CHVT(APPLET_NOEXEC(chvt, chvt, BB_DIR_USR_BIN, BB_SUID_DROP, chvt))
-#include <stdio.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/ioctl.h>
-#include "busybox.h"
+//kbuild:lib-$(CONFIG_CHVT) += chvt.o
-/* From <linux/vt.h> */
-enum {
- VT_ACTIVATE = 0x5606, /* make vt active */
- VT_WAITACTIVE = 0x5607 /* wait for vt active */
-};
-
-int chvt_main(int argc, char **argv)
-{
- int fd, num;
+//usage:#define chvt_trivial_usage
+//usage: "N"
+//usage:#define chvt_full_usage "\n\n"
+//usage: "Change the foreground virtual terminal to /dev/ttyN"
- if (argc != 2) {
- bb_show_usage();
- }
+#include "libbb.h"
- fd = get_console_fd();
- num = bb_xgetlarg(argv[1], 10, 0, INT_MAX);
- if ((-1 == ioctl(fd, VT_ACTIVATE, num))
- || (-1 == ioctl(fd, VT_WAITACTIVE, num))) {
- bb_perror_msg_and_die("ioctl");
- }
+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;
}
-
-
-/*
-Local Variables:
-c-file-style: "linux"
-c-basic-offset: 4
-tab-width: 4
-End:
-*/