int
set_reporting(char *application_name, int new_level, int new_dest)
{
if (new_level < RPT_CRIT || new_level > RPT_DEBUG) {
report(RPT_ERR, "report level invalid: %d", new_level);
return -1;
}
if (report_dest != RPT_DEST_SYSLOG && new_dest == RPT_DEST_SYSLOG) {
openlog(application_name, 0, LOG_USER);
}
else if (report_dest == RPT_DEST_SYSLOG && new_dest != RPT_DEST_SYSLOG) {
closelog();
}
report_level = new_level;
report_dest = new_dest;
/*
* Flush all messages currently in the message store if the new
* destination is not the store itself.
*/
if (report_dest != RPT_DEST_STORE)
flush_messages();
return 0;
}
static void store_message(struct call_msg_store *store, struct call_msg *msg,
uintptr_t ptr, int fd, size_t size, uintptr_t *frames)
{
if (!msg)
msg = call_msg_get_free(store);
if (!msg)
debug_exit("No more room to store calls\n");
msg->magic = MSG_MAGIC_NUMBER;
msg->type = store->type;
msg->tid = ourgettid();
msg->ptr = ptr;
msg->fd = fd;
msg->size = size;
memcpy(msg->frames, frames, sizeof(msg->frames));
if (max_flush_counter <= 0)
return;
flush_messages(false);
}
static __attribute__((destructor(101))) void ocheck_fini()
{
uint32_t flushed = 0;
const char *proc_name;
/* Prevent forks from calling de-init code */
if (!lib_inited || pid != ourgetpid())
return;
backtraces_set_max_backtraces(0);
if (!(proc_name = is_this_the_right_proc()))
goto out;
debug("Uninitializing libocheck.so for %s.%u...\n", proc_name, pid);
if (fd > -1) {
if (curr_flush_state == BUSY) {
debug(" Flushing still in progress...\n");
curr_flush_state = INTERRUPT;
while (curr_flush_state != IDLE)
wait_data(fd, true);
}
flushed = flush_messages(true);
close(fd);
}
debug(" Flushed %u messages\n", flushed);
if (pid > -1 && flushed)
kill(pid, SIGSEGV);
debug("Done\n");
out:
lib_inited = false;
}