DWORD WINAPI ThreadFunc(LPVOID lpParam)
{
if(WaitForSingleObject(Engine_ready_ok,INFINITE)!= WAIT_OBJECT_0){
my_log("what happened?\n");//i have no idea!
return 0;
}
//seed the random number generator!
my_random_init();
//got a "readyok" so we are done done initializing the engine
my_log("Started xboard_step() thread \n");
xboard_step();//runs in a loop
return 0;//
}
static void adapter_step() {
fd_set set[1];
int fd_max;
int val;
// process buffered lines
while (io_line_ready(XBoard->io)) xboard_step(); // process available xboard lines
while (io_line_ready(Engine->io)) engine_step(); // process available engine lines
// init
FD_ZERO(set);
fd_max = -1; // HACK
// add xboard input
ASSERT(XBoard->io->in_fd>=0);
FD_SET(XBoard->io->in_fd,set);
if (XBoard->io->in_fd > fd_max) fd_max = XBoard->io->in_fd;
// add engine input
ASSERT(Engine->io->in_fd>=0);
FD_SET(Engine->io->in_fd,set);
if (Engine->io->in_fd > fd_max) fd_max = Engine->io->in_fd;
// wait for something to read (no timeout)
ASSERT(fd_max>=0);
val = select(fd_max+1,set,NULL,NULL,NULL);
if (val == -1 && errno != EINTR) my_fatal("adapter_step(): select(): %s\n",strerror(errno));
if (val > 0) {
if (FD_ISSET(XBoard->io->in_fd,set)) io_get_update(XBoard->io); // read some xboard input
if (FD_ISSET(Engine->io->in_fd,set)) io_get_update(Engine->io); // read some engine input
}
}