diff options
Diffstat (limited to 'init/init_shared.c')
| -rw-r--r-- | init/init_shared.c | 81 |
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 + |