1 files changed, 33 insertions, 0 deletions
diff --git a/console-tools/chvt.c b/console-tools/chvt.c
new file mode 100644
index 000000000..bbc5a9c31
--- /dev/null
+++ b/console-tools/chvt.c
@@ -0,0 +1,33 @@
+/* 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 tarball for details.
+ */
+
+#include "busybox.h"
+
+/* 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;
+
+	if (argc != 2) {
+		bb_show_usage();
+	}
+
+	fd = get_console_fd();
+	num = xatoul_range(argv[1], 1, 63);
+	if ((-1 == ioctl(fd, VT_ACTIVATE, num))
+	|| (-1 == ioctl(fd, VT_WAITACTIVE, num))) {
+		bb_perror_msg_and_die("ioctl");
+	}
+	return EXIT_SUCCESS;
+}