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deb-mbse/mbsebbs/timeout.c

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/*****************************************************************************
*
* $Id$
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* Purpose ...............: Inactivity timeout functions
*
*****************************************************************************
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* Copyright (C) 1997-2004
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*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS 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, or (at your option) any
* later version.
*
* MBSE BBS 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 MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/mbselib.h"
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#include "../lib/mbse.h"
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#include "../lib/users.h"
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#include "../lib/msg.h"
#include "timeout.h"
#include "funcs.h"
#include "bye.h"
#include "filesub.h"
#include "language.h"
#include "term.h"
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extern int e_pid; /* Pid of external program */
extern int hanged_up; /* Hanged up status */
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void die(int onsig)
{
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if (onsig <= NSIG)
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signal(onsig, SIG_IGN);
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/*
* First check if there is a child running, if so, kill it.
*/
if (e_pid) {
if ((kill(e_pid, SIGTERM)) == 0)
Syslog('+', "SIGTERM to pid %d succeeded", e_pid);
else {
if ((kill(e_pid, SIGKILL)) == 0)
Syslog('+', "SIGKILL to pid %d succeeded", e_pid);
else
WriteError("Failed to kill pid %d", e_pid);
}
}
if (MsgBase.Locked)
Msg_UnLock();
if (MsgBase.Open)
Msg_Close();
Home();
if (onsig) {
if (onsig == SIGHUP) {
hanged_up = 1;
Syslog('+', "Lost Carrier");
} else if (onsig == SIGPIPE) {
hanged_up = 1;
Syslog('+', "Broken Pipe");
} else if (onsig == SIGALRM) {
Syslog('+', "User inactivity timeout");
} else {
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if (onsig <= NSIG) {
hanged_up = 1;
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WriteError("Terminated on signal %d (%s)", onsig, SigName[onsig]);
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} else {
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WriteError("Terminated with error %d", onsig);
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}
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}
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} else {
Syslog(' ', "Terminated by user");
}
if (onsig == SIGSEGV) {
Syslog('+', "Last msg area %s", msgs.Name);
}
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Good_Bye(onsig);
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}
void alarm_sig()
{
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Enter(2);
/* Autologout: idletime reached.*/
pout(LIGHTRED, BLACK, (char *) Language(410));
Enter(2);
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Syslog('!', "Autologout: idletime reached");
die(SIGALRM);
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}
void alarm_set(int val)
{
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signal(SIGALRM, (void (*))alarm_sig);
alarm(val);
Syslog('S', "Alarm set for %d seconds", val);
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}
void alarm_on()
{
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alarm_set(60 * CFG.idleout);
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}
void alarm_off()
{
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alarm(0);
signal(SIGALRM, SIG_IGN);
Syslog('S', "Alarm is off");
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}