/*
process.c -- process management functions
- Copyright (C) 1999-2001 Ivo Timmermans <itimmermans@bigfoot.com>,
- 2000,2001 Guus Sliepen <guus@sliepen.warande.net>
+ Copyright (C) 1999-2002 Ivo Timmermans <itimmermans@bigfoot.com>,
+ 2000-2002 Guus Sliepen <guus@sliepen.warande.net>
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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: process.c,v 1.1.2.32 2001/11/03 22:53:02 guus Exp $
+ $Id: process.c,v 1.1.2.33 2002/02/10 21:57:54 guus Exp $
*/
#include "config.h"
static int saved_debug_lvl = 0;
+extern int sighup;
+extern int sigalrm;
+extern int do_purge;
+
void memory_full(int size)
{
syslog(LOG_ERR, _("Memory exhausted (couldn't allocate %d bytes), exiting."), size);
act.sa_mask = emptysigset;
act.sa_flags = SA_SIGINFO;
act.sa_sigaction = sigsegv_square;
+ sigaction(SIGSEGV, &act, NULL);
close_network_connections();
sleep(5);
else
{
syslog(LOG_NOTICE, _("Not restarting."));
- exit(0);
+ exit(1);
}
}
}
}
+RETSIGTYPE
+sigalrm_handler(int a, siginfo_t *info, void *b)
+{
+ if(debug_lvl > DEBUG_NOTHING)
+ syslog(LOG_NOTICE, _("Got ALRM signal"));
+ sigalrm = 1;
+}
+
RETSIGTYPE
sigusr1_handler(int a, siginfo_t *info, void *b)
{
dump_subnets();
}
+RETSIGTYPE
+sigwinch_handler(int a, siginfo_t *info, void *b)
+{
+ extern int do_purge;
+ do_purge = 1;
+}
+
RETSIGTYPE
unexpected_signal_handler(int a, siginfo_t *info, void *b)
{
{ SIGUSR1, sigusr1_handler },
{ SIGUSR2, sigusr2_handler },
{ SIGCHLD, ignore_signal_handler },
- { SIGALRM, ignore_signal_handler },
+ { SIGALRM, sigalrm_handler },
+ { SIGWINCH, sigwinch_handler },
{ 0, NULL }
};
for(i = 0; i < NSIG; i++)
{
if(!do_detach)
- act.sa_sigaction = SIG_DFL;
+ act.sa_sigaction = (void(*)(int, siginfo_t *, void *))SIG_DFL;
else
act.sa_sigaction = unexpected_signal_handler;
sigaction(i, &act, NULL);
/* If we didn't detach, allow coredumps */
if(!do_detach)
- sighandlers[3].handler = SIG_DFL;
+ sighandlers[3].handler = (void(*)(int, siginfo_t *, void *))SIG_DFL;
/* Then, for each known signal that we want to catch, assign a
handler to the signal, with error checking this time. */