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Diffstat (limited to 'init/init_shared.c')
-rw-r--r--init/init_shared.c81
1 files changed, 79 insertions, 2 deletions
diff --git a/init/init_shared.c b/init/init_shared.c
index 842942f..81e1ea0 100644
--- a/init/init_shared.c
+++ b/init/init_shared.c
@@ -1,9 +1,35 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Stuff shared between init, reboot, halt, and poweroff
+ *
+ * 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 <sys/reboot.h>
+#include <sys/syslog.h>
#include "busybox.h"
-
#include "init_shared.h"
-
extern int kill_init(int sig)
{
#ifdef CONFIG_FEATURE_INITRD
@@ -19,3 +45,54 @@ extern int kill_init(int sig)
return(kill(1, sig));
#endif
}
+
+#ifndef CONFIG_INIT
+#define LOG 0x1
+#define CONSOLE 0x2
+extern int bb_shutdown_system(unsigned long magic)
+{
+ int pri = LOG_KERN|LOG_NOTICE|LOG_FACMASK;
+ char *message;
+
+ /* Don't kill ourself */
+ signal(SIGTERM,SIG_IGN);
+ signal(SIGHUP,SIG_IGN);
+ setpgrp();
+
+ /* Allow Ctrl-Alt-Del to reboot system. */
+#ifndef RB_ENABLE_CAD
+#define RB_ENABLE_CAD 0x89abcdef
+#endif
+ reboot(RB_ENABLE_CAD);
+
+ openlog("shutdown", 0, pri);
+
+ message = "\n\rThe system is going down NOW !!\n";
+ syslog(pri, "%s", message);
+ fprintf(stdout, "%s", message);
+
+ sync();
+
+ /* Send signals to every process _except_ pid 1 */
+ message = "\rSending SIGTERM to all processes.\n";
+ syslog(pri, "%s", message);
+ fprintf(stdout, "%s", message);
+
+ kill(-1, SIGTERM);
+ sleep(1);
+ sync();
+
+ message = "\rSending SIGKILL to all processes.\n";
+ syslog(pri, "%s", message);
+ fprintf(stdout, "%s", message);
+
+ kill(-1, SIGKILL);
+ sleep(1);
+
+ sync();
+
+ reboot(magic);
+ return 0; /* Shrug */
+}
+#endif
+