static int
construct_AtSpiScreen (void) {
sem_t SPI_init_sem;
sem_init(&SPI_init_sem,0,0);
XInitThreads();
if (asyncCreateThread("driver-screen-AtSpi",
&SPI_main_thread, NULL,
asOpenScreenThread, (void *)&SPI_init_sem)) {
logMessage(LOG_ERR,"main SPI thread failed to be launched");
return 0;
}
do {
errno = 0;
} while (sem_wait(&SPI_init_sem) == -1 && errno == EINTR);
if (errno) {
logSystemError("SPI initialization wait failed");
return 0;
}
logMessage(LOG_DEBUG,"SPI initialized");
return 1;
}
static int
serialStartFlowControlThread (SerialDevice *serial) {
if (!serial->flowControlRunning && serial->currentFlowControlProc) {
pthread_t thread;
pthread_attr_t attributes;
pthread_attr_init(&attributes);
pthread_attr_setdetachstate(&attributes, PTHREAD_CREATE_DETACHED);
serial->flowControlStop = 0;
if (asyncCreateThread("serial-input-cts", &thread, &attributes,
serialFlowControlThread, serial)) {
logSystemError("pthread_create");
return 0;
}
serial->flowControlThread = thread;
serial->flowControlRunning = 1;
}
return 1;
}
