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/* vi: set sw=4 ts=4: */
/*
* Mini halt implementation for busybox
*
*
* Copyright (C) 1995, 1996 by Bruce Perens <bruce@pixar.com>.
*
* 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 "busybox.h"
#include <signal.h>
extern int halt_main(int argc, char **argv)
{
#ifdef BB_FEATURE_LINUXRC
/* don't assume init's pid == 1 */
pid_t *pid = find_pid_by_name("init");
if (!pid || *pid<=0) {
pid = find_pid_by_name("linuxrc");
if (!pid || *pid<=0)
error_msg_and_die("no process killed");
}
return(kill(*pid, SIGUSR1));
#else
return(kill(1, SIGUSR1));
#endif
}
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