- add BB_APPLET_RUNLEVEL used by emdebian via /etc/init.d/rc.

Note that we leave the buggy CONFIG_* namespace now, so please fix any applet you thouch.

miscutils/runlevel.c

@@ -0,0 +1,43 @@
+/*
+ * runlevel	Prints out the previous and the current runlevel.
+ *
+ * Version:	@(#)runlevel  1.20  16-Apr-1997  MvS
+ *
+ *		This file is part of the sysvinit suite,
+ *		Copyright 1991-1997 Miquel van Smoorenburg.
+ *
+ * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
+ *
+ * initially busyboxified by Bernhard Fischer
+ */
+
+#include <stdio.h>
+#include <utmp.h>
+#include <time.h>
+#include <stdlib.h>
+
+#include "busybox.h"
+
+int runlevel_main(int argc, char *argv[])
+{
+  struct utmp *ut;
+  char prev;
+
+  if (argc > 1) utmpname(argv[1]);
+
+  setutent();
+  while ((ut = getutent()) != NULL) {
+	if (ut->ut_type == RUN_LVL) {
+		prev = ut->ut_pid / 256;
+		if (prev == 0) prev = 'N';
+		printf("%c %c\n", prev, ut->ut_pid % 256);
+		endutent();
+		return (0);
+	}
+  }
+
+  printf("unknown\n");
+  endutent();
+  return (1);
+}
+