void (*old_sigterm)(int);
void (*old_sigusr1)(int);
void (*old_sigusr2)(int);
-
+
keepalive_pid = getpid();
/* keep signals in their original state and make sure that some signals
signal(SIGTERM, old_sigterm);/* restore */
signal(SIGUSR1, old_sigusr1);/* restore */
signal(SIGUSR2, old_sigusr2);/* restore */
-
+
work(data);
exit(0);
}
-
+
/* enable signalling in kill_child_handler */
child_pid = p;
-
+
p1 = wait(&status);
-
+
/* disable signalling in kill_child_handler */
child_pid = 0;
-
+
if (p1 != p)
{
yaz_log(YLOG_FATAL, "p1=%d != p=%d", p1, p);
exit(1);
}
-
+
if (WIFSIGNALED(status))
{
/* keep the child alive in case of errors, but _log_ */
yaz_log(YLOG_WARN, "Received SIGSEGV from child %ld", (long) p);
cont = 1;
break;
- case SIGBUS:
+ case SIGBUS:
yaz_log(YLOG_WARN, "Received SIGBUS from child %ld", (long) p);
cont = 1;
break;
}
switch (fork())
{
- case 0:
+ case 0:
break;
case -1:
return 1;
close(hand[0]);
if (setsid() < 0)
return 1;
-
+
close(0);
close(1);
close(2);