static void wait_result()
{
if (!tool_ip) {
//printf("Calling BBA syscall without dc-load client attached !\n");
syscall_retval = -1;
return;
}
int fc = ta_state.frame_counter;
waiting_thd = thd_current;
do {
//thd_pass();
sem_wait_timed(result_sema, 500);
if (!escape_loop && ta_state.frame_counter - fc > 60) {
tool_ip = 0;
printf("BBA syscall timed out !\n"
"Please reconnect the dc-load client.\n");
syscall_retval = -1;
waiting_thd = NULL;
return;
}
} while (!escape_loop);
waiting_thd = NULL;
escape_loop = 0;
}
int SDL_SemWaitTimeout(SDL_sem *sem, Uint32 timeout)
{
int retval;
if ( ! sem ) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
/* A timeout of 0 is an easy case */
if ( timeout == 0 ) {
return SDL_SemTryWait(sem);
}
retval = sem_wait_timed(&sem->sem,timeout);
if (retval==-1) retval= SDL_MUTEX_TIMEDOUT;
return retval;
}
int conio_input_getline(int block, char *dst, int dstcnt) {
cb_sem_data_t *t, *l;
/* assert_msg( block != 0, "non-blocking I/O not supported yet" ); */
if (!block && cb_queue == NULL)
return -1;
/* Did we quit already? */
if (cb_dead)
return -1;
/* Wait for some input to be ready */
if (block > 0) {
if (sem_wait_timed(cb_sem, block) < 0)
return -1;
} else {
if (sem_wait(cb_sem) < 0)
return -1;
}
/* Grab the mutex and retrieve the line */
sem_wait(cb_mutex);
assert( cb_queue != NULL );
for (l=NULL, t=(cb_sem_data_t *)cb_queue; t->next; t=t->next)
l=t;
assert( t->next == NULL );
if (l != NULL) {
assert( l->next == t );
l->next = NULL;
} else {
cb_queue = NULL;
}
sem_signal(cb_mutex);
strncpy(dst, t->line, dstcnt-1);
dst[dstcnt-1] = '\0';
free(t);
return 0;
}
