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Support reboot, halt, and poweroff independent of busybox init.

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Simplify and fixup some logic.
 -Erik
This commit is contained in:
Eric Andersen
2003-07-22 09:41:39 +00:00
parent 85e5e72bc1
commit 0246222351
6 changed files with 136 additions and 45 deletions
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39
init/reboot.c
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@ -2,7 +2,6 @@
/*
* Mini reboot implementation for busybox
*
* Copyright (C) 1995, 1996 by Bruce Perens <bruce@pixar.com>.
* Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
*
* This program is free software; you can redistribute it and/or modify
@ -30,11 +29,6 @@
#include "init_shared.h"
#ifndef RB_ENABLE_CAD
static const int RB_ENABLE_CAD = 0x89abcdef;
static const int RB_AUTOBOOT = 0x01234567;
#endif
extern int reboot_main(int argc, char **argv)
{
char *delay; /* delay in seconds before rebooting */
@ -43,34 +37,13 @@ extern int reboot_main(int argc, char **argv)
sleep(atoi(delay));
}
#ifdef CONFIG_USER_INIT
/* Don't kill ourself */
signal(SIGTERM,SIG_IGN);
signal(SIGHUP,SIG_IGN);
setpgrp();
/* Allow Ctrl-Alt-Del to reboot system. */
reboot(RB_ENABLE_CAD);
message(CONSOLE|LOG, "\n\rThe system is going down NOW !!\n");
sync();
/* Send signals to every process _except_ pid 1 */
message(CONSOLE|LOG, "\rSending SIGTERM to all processes.\n");
kill(-1, SIGTERM);
sleep(1);
sync();
message(CONSOLE|LOG, "\rSending SIGKILL to all processes.\n");
kill(-1, SIGKILL);
sleep(1);
sync();
reboot(RB_AUTOBOOT);
return 0; /* Shrug */
#ifndef CONFIG_INIT
#ifndef RB_AUTOBOOT
#define RB_AUTOBOOT 0x01234567
#endif
return(bb_shutdown_system(RB_AUTOBOOT));
#else
return kill_init(SIGTERM);
return kill_init(SIGUSR2);
#endif
}