static FILE * find_logfile_handle(void)
{
pid_t pid;
int i;
unsigned int j;
pid = getpid();
if (pid == initpid)
return mainlogfile;
if (pid == shm->mainpid)
return mainlogfile;
if (pid == watchdog_pid)
return mainlogfile;
i = find_pid_slot(pid);
if (i != PIDSLOT_NOT_FOUND)
return shm->logfiles[i];
else {
/* try one more time. FIXME: This is awful. */
sleep(1);
i = find_pid_slot(pid);
if (i != PIDSLOT_NOT_FOUND)
return shm->logfiles[i];
outputerr("## Couldn't find logfile for pid %d\n", pid);
dump_pid_slots();
outputerr("## Logfiles for pids: ");
for_each_pidslot(j)
outputerr("%p ", shm->logfiles[j]);
outputerr("\n");
}
return NULL;
}
void dump_pid_slots(void)
{
unsigned int i;
printf("## pids:\n");
for_each_pidslot(i)
printf("## slot%d: %d\n", i, shm->pids[i]);
}
static FILE *robust_find_logfile_handle(void)
{
unsigned int j;
FILE *handle = NULL;
if ((logging == TRUE) && (logfiles_opened)) {
handle = find_logfile_handle();
if (!handle) {
outputerr("## child logfile handle was null logging to main!\n");
(void)fflush(stdout);
for_each_pidslot(j)
shm->logfiles[j] = mainlogfile;
sleep(5);
handle = find_logfile_handle();
}
}
return handle;
}
