// -----------------------------------------------------------------------
int log_enable()
{
if (log_is_enabled()) {
return E_OK;
}
// Open log file
log_f = fopen(log_file, "a");
if (!log_f) {
return E_FILE_OPEN;
}
log_log_timestamp(L_EM4H, 0, "Opened log");
// start up flusher thread
log_flusher_stop = 0;
if (pthread_create(&log_flusher_th, NULL, log_flusher, NULL) != 0) {
fclose(log_f);
return E_THREAD;
}
atom_store_release(&log_enabled, 1);
return E_OK;
}
// -----------------------------------------------------------------------
int log_set_level(unsigned component, unsigned level)
{
if ((component > L_ALL) || (level > LOG_LEVEL_MAX)) {
return -1;
}
// set level for specified component
if (component != L_ALL) {
atom_store_release(&log_components[component].thr, level);
// set level for all components
} else {
for (int i=0 ; i<L_ALL; i++) {
atom_store_release(&log_components[i].thr, level);
}
}
return 0;
}
// -----------------------------------------------------------------------
void log_shutdown()
{
int i;
if (!log_initialized) return;
emdas_destroy(emd);
for (i=0 ; i<L_ALL; i++) {
atom_store_release(&log_components[i].thr, 0);
}
log_disable();
log_crk_shutdown();
free(log_file);
}
// -----------------------------------------------------------------------
void log_disable()
{
if (!log_is_enabled()) {
return;
}
log_log_timestamp(L_EM4H, 0, "Closing log");
atom_store_release(&log_enabled, 0);
// stop flusher thread
pthread_mutex_lock(&log_mutex);
log_flusher_stop = 1;
pthread_mutex_unlock(&log_mutex);
pthread_join(log_flusher_th, NULL);
if (log_f) {
fclose(log_f);
}
}
// -----------------------------------------------------------------------
void iob_quit()
{
atom_store_release(&quit, 1);
}
// -----------------------------------------------------------------------
void timer_on()
{
LOG(L_CPU, 1, "Starting timer");
atom_store_release(&timer_enabled, 1);
}
// -----------------------------------------------------------------------
void timer_set_int(int interrupt)
{
atom_store_release(&timer_int, interrupt);
}
// -----------------------------------------------------------------------
void timer_off()
{
LOG(L_CPU, 1, "Stopping timer");
atom_store_release(&timer_enabled, 0);
}
