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/*
* exitproc.c -- Actions to perform on exit()
*
* exitproc.c is a part of binkd project
*
* Copyright (C) 1997 Dima Maloff, 5047/13
*
* 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. See COPYING.
*/
/*
* $Id: exitproc.c,v 2.15.2.1 2003/10/08 10:32:46 gul Exp $
*
* $Log: exitproc.c,v $
* Revision 2.15.2.1 2003/10/08 10:32:46 gul
* Fix exit threads in exitfunc()
*
* Revision 2.15 2003/06/04 10:36:58 stas
* Thread-safety tcperr() implementation on Win32
*
* Revision 2.14 2003/06/02 08:26:00 gul
* Fix hang on exit with big loglevel
*
* Revision 2.13 2003/05/04 08:45:30 gul
* Lock semaphores more safely for resolve and IP-addr print
*
* Revision 2.12 2003/03/31 19:53:08 gul
* Close socket before exit
*
* Revision 2.11 2003/03/31 19:35:16 gul
* Clean semaphores usage
*
* Revision 2.10 2003/03/11 11:42:23 gul
* Use event semaphores for exit threads
*
* Revision 2.9 2003/03/11 09:21:30 gul
* Fixed OS/2 Watcom compilation
*
* Revision 2.8 2003/03/10 10:39:23 gul
* New include file common.h
*
* Revision 2.7 2003/03/10 08:38:07 gul
* Make n_servers/n_clients changes thread-safe
*
* Revision 2.6 2003/03/09 18:19:32 gul
* Bugfix
*
* Revision 2.5 2003/03/06 18:30:28 gul
* A bit optimize
*
* Revision 2.4 2003/03/05 11:43:56 gul
* Fix win32 compilation
*
* Revision 2.3 2003/03/05 11:40:12 gul
* Fix win32 compilation
*
* Revision 2.2 2003/03/05 09:00:45 gul
* Fix win32 compilation
*
* Revision 2.1 2003/03/03 23:41:20 gul
* Try to resolve problem with active threads while exitproc running
*
* Revision 2.0 2001/01/10 12:12:37 gul
* Binkd is under CVS again
*
* Revision 1.2 1997/10/23 04:13:35 mff
* pidfiles are now killed only by servmgrs, misc
*
* Revision 1.1 1997/08/12 21:42:54 mff
* Initial revision
*/
#include <stdlib.h>
#include <signal.h>
#include <sys/types.h>
#include "Config.h"
#include "sys.h"
#include "common.h"
#include "bsy.h"
#include "iphdr.h"
#include "tools.h"
#include "readcfg.h"
#include "binlog.h"
#include "sem.h"
#include "server.h"
int binkd_exit;
#ifdef HAVE_THREADS
static fd_set sockets;
static SOCKET max_socket;
int add_socket(SOCKET sockfd)
{
threadsafe(
FD_SET (sockfd, &sockets);
if (sockfd >= max_socket)
max_socket = sockfd + 1;
);
return 0;
}
int del_socket(SOCKET sockfd)
{
threadsafe(FD_CLR (sockfd, &sockets));
return 0;
}
#endif
void exitfunc (void)
{
#ifdef HAVE_FORK
if (pidcmgr)
{ int i;
i=pidcmgr, pidcmgr=0; /* prevent abort when cmgr exits */
kill (i, SIGTERM);
/* sleep (1); */
}
#elif defined(HAVE_THREADS)
/* exit all threads */
{ SOCKET h;
/* wait for threads exit */
binkd_exit = 1;
for (;;)
if (n_servers || n_clients || (pidcmgr && server_flag))
{
if (pidcmgr)
PostSem(&exitcmgr);
/* close active sockets */
for (h=0; h < max_socket; h++)
if (FD_ISSET(h, &sockets))
soclose (h);
if (WaitSem (&eothread, 1))
break; /* timeout */
}
else
break;
}
#endif
if (sockfd != INVALID_SOCKET)
{ Log (5, "Closing socket # %i", sockfd);
soclose (sockfd);
sockfd = INVALID_SOCKET;
}
bsy_remove_all ();
sock_deinit ();
BinLogDeInit ();
nodes_deinit ();
if (*pid_file && pidsmgr == (int) getpid ())
delete (pid_file);
CleanSem (&hostsem);
CleanSem (&resolvsem);
CleanSem (&varsem);
CleanSem (&LSem);
CleanEventSem (&eothread);
CleanEventSem (&exitcmgr);
#ifdef OS2
CleanSem (&fhsem);
#endif
ReleaseErrorList();
}
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