zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/app/busybox/src/console-tools/fgconsole.c b/ap/app/busybox/src/console-tools/fgconsole.c
new file mode 100644
index 0000000..54355be
--- /dev/null
+++ b/ap/app/busybox/src/console-tools/fgconsole.c
@@ -0,0 +1,35 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini fgconsole implementation for busybox
+ *
+ * Copyright (C) 2010 by Grigory Batalov <bga@altlinux.org>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
+ */
+
+//usage:#define fgconsole_trivial_usage
+//usage: ""
+//usage:#define fgconsole_full_usage "\n\n"
+//usage: "Get active console"
+
+#include "libbb.h"
+
+/* From <linux/vt.h> */
+struct vt_stat {
+ unsigned short v_active; /* active vt */
+ unsigned short v_signal; /* signal to send */
+ unsigned short v_state; /* vt bitmask */
+};
+enum { VT_GETSTATE = 0x5603 }; /* get global vt state info */
+
+int fgconsole_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int fgconsole_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
+{
+ struct vt_stat vtstat;
+
+ vtstat.v_active = 0;
+ xioctl(get_console_fd_or_die(), VT_GETSTATE, &vtstat);
+ printf("%d\n", vtstat.v_active);
+
+ return EXIT_SUCCESS;
+}