/*
process.c -- process management functions
- Copyright (C) 1999,2000 Ivo Timmermans <itimmermans@bigfoot.com>,
- 2000 Guus Sliepen <guus@sliepen.warande.net>
+ Copyright (C) 1999-2001 Ivo Timmermans <itimmermans@bigfoot.com>,
+ 2000,2001 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 1.1.2.17 2000/11/28 08:59:27 zarq Exp $
+ $Id: process.c,v 1.1.2.22 2001/03/13 09:55:14 guus Exp $
*/
#include "config.h"
#include <unistd.h>
#include <termios.h>
-#include <list.h>
#include <pidfile.h>
#include <utils.h>
#include <xalloc.h>
/* If we succeeded in doing that, detach */
+ closelog();
+
if(do_detach)
{
if(daemon(0, 0) < 0)
/* No return on success */
if(errno != ENOENT) /* Ignore if the file does not exist */
- exit(-1); /* Some error while trying execl(). */
+ exit(1); /* Some error while trying execl(). */
else
exit(0);
}
{
syslog(LOG_ERR, _("Got another SEGV signal: not restarting"));
cp_trace();
- exit(0);
+ exit(1);
}
RETSIGTYPE
cp_trace();
}
+RETSIGTYPE
+ignore_signal_handler(int a, siginfo_t *info, void *b)
+{
+ if(debug_lvl >= DEBUG_SCARY_THINGS)
+ {
+ syslog(LOG_WARNING, _("Got unexpected signal %d (%s)"), a, strsignal(a));
+ cp_trace();
+ }
+}
+
struct {
int signal;
void (*handler)(int, siginfo_t *, void *);
{ SIGTERM, sigterm_handler },
{ SIGQUIT, sigquit_handler },
{ SIGSEGV, sigsegv_handler },
- { SIGPIPE, NULL },
+ { SIGPIPE, ignore_signal_handler },
{ SIGINT, sigint_handler },
{ SIGUSR1, sigusr1_handler },
{ SIGUSR2, sigusr2_handler },
- { SIGCHLD, NULL },
+ { SIGCHLD, ignore_signal_handler },
+ { SIGALRM, ignore_signal_handler },
{ 0, NULL }
};
for(i = 0; i < NSIG; i++)
{
act.sa_sigaction = unexpected_signal_handler;
- sigaction(sighandlers[i].signal, &act, NULL);
+ sigaction(i, &act, NULL);
}
/* Then, for each known signal that we want to catch, assign a