Test the N command

[oweals/busybox.git] / init / halt.c

diff --git a/init/halt.c b/init/halt.c
index 7f3ccf9667cfd733775d49222f981db3465b96ed..decdaeafdffc19ca3cc03bcfe463bdbe1df73021 100644 (file)
--- a/init/halt.c
+++ b/init/halt.c
@@ -1,12 +1,48 @@
-#include "internal.h"
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini halt implementation for busybox
+ *
+ * Copyright (C) 1999-2003 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
+ *
+ */
+
 #include <signal.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <getopt.h>
+#include <sys/reboot.h>
+#include "busybox.h"
+#include "init_shared.h"
 
-const char     halt_usage[] = "halt\n"
-"\n\t"
-"\thalt the system.\n";
 
-extern int
-halt_main(struct FileInfo * i, int argc, char * * argv)
+extern int halt_main(int argc, char **argv)
 {
-       return kill(1, SIGUSR1);
+       char *delay; /* delay in seconds before rebooting */
+
+       if(bb_getopt_ulflags(argc, argv, "d:", &delay)) {
+               sleep(atoi(delay));
+       }
+
+#ifndef CONFIG_INIT
+#ifndef RB_HALT_SYSTEM
+#define RB_HALT_SYSTEM         0xcdef0123
+#endif
+       return(bb_shutdown_system(RB_HALT_SYSTEM));
+#else
+       return kill_init(SIGUSR1);
+#endif
 }