char *comm_poll() { if (init_ok) { DWORD exit; int error; GetExitCodeProcess(hProcess, &exit); if (exit == STILL_ACTIVE) { char *retval = pipe_win32_poll(&error); if (!error) return retval; } else { DBG_ERROR("engine process has terminated"); } pipe_win32_exit(); init_ok = 0; game_set_engine_error(1); } return NULL; }
int main(int argc, char **argv) { cl_options_t cl_options = {0}; dbg_init(); DBG_LOG("Version %s", g_version); ui = &ui_sdlgl; printf("DreamChess %s\n", g_version); parse_options(argc, argv, &ui, &cl_options); config_init(); set_cl_options(&cl_options); if (!ui) { DBG_ERROR("Failed to find a user interface driver"); exit(1); } ui->init(); init_resolution(); while (1) { board_t board; int pgn_slot; option_t *option; if (!(config = ui->config(&pgn_slot))) break; ch_userdir(); option = config_get_option("first_engine"); #ifdef __APPLE__ char temp1[200]; char temp2[200]; if (!strcmp(option->string, "dreamer") || !strcmp(option->string, "Dreamer")) { CFBundleRef mainBundle = CFBundleGetMainBundle(); CFURLRef bundledir = CFBundleCopyBundleURL(mainBundle); CFStringRef stringref = CFURLCopyFileSystemPath(bundledir, kCFURLPOSIXPathStyle); CFStringGetCString(stringref, temp1, 200, kCFStringEncodingMacRoman); snprintf(temp2, sizeof(temp2), "%s/contents/MacOS/dreamer", temp1); game_set_engine_error(comm_init(temp2)); } else game_set_engine_error(comm_init(option->string)); #else game_set_engine_error(comm_init(option->string)); #endif comm_send("xboard\n"); comm_send("new\n"); comm_send("random\n"); comm_send("sd %i\n", config->cpu_level); comm_send("depth %i\n", config->cpu_level); if (config->difficulty == 0) comm_send("noquiesce\n"); if (config->player[WHITE] == PLAYER_UI && config->player[BLACK] == PLAYER_UI) comm_send("force\n"); if (config->player[WHITE] == PLAYER_ENGINE) comm_send("go\n"); in_game = 1; board_setup(&board); history = history_init(&board); move_list_init(&san_list); move_list_init(&fan_list); move_list_init(&fullalg_list); if (pgn_slot >= 0) if (game_load(pgn_slot)) { DBG_ERROR("Failed to load savegame in slot %i", pgn_slot); exit(1); } ui->update(history->view->board, NULL); while (in_game) { char *s; if ((s = comm_poll())) { DBG_LOG("Message from engine: '%s'", s); if (!history->result) { if ((!strncmp(s, "move ", 4) || strstr(s, "... ")) && config->player[history->last->board->turn] == PLAYER_ENGINE) { char *move_str = strrchr(s, ' ') + 1; board_t new_board = *history->last->board; move_t *engine_move; DBG_LOG("Parsing move string '%s'", move_str); engine_move = san_to_move(&new_board, move_str); if (!engine_move) engine_move = fullalg_to_move(&new_board, move_str); if (engine_move) { audio_play_sound(AUDIO_MOVE); do_move(engine_move, 1); free(engine_move); } else DBG_ERROR("Failed to parse move string '%s'", move_str); } else if (strstr(s, "llegal move")) game_undo(); /* Ignore result message if we've already determined a result ourselves. */ else { char *start = strchr(s, '{'); char *end = strchr(s, '}'); if (start && end && end > start) { char *comment = malloc(end - start); history->result = malloc(sizeof(result_t)); strncpy(comment, start + 1, end - start - 1); comment[end - start - 1] = '\0'; history->result->reason = comment; if (strstr(s, "1-0")) { history->result->code = RESULT_WHITE_WINS; ui->show_result(history->result); } else if (strstr(s, "1/2-1/2")) { history->result->code = RESULT_DRAW; ui->show_result(history->result); } else if (strstr(s, "0-1")) { history->result->code = RESULT_BLACK_WINS; ui->show_result(history->result); } else { free(history->result->reason); free(history->result); history->result = NULL; } } } } free(s); } ui->poll(); } comm_send("quit\n"); comm_exit(); history_exit(history); move_list_exit(&san_list); move_list_exit(&fan_list); move_list_exit(&fullalg_list); } ui->exit(); dbg_exit(); return 0; }