static void send_board(int extra_move) {
char fen[256];
int start, end;
board_t board[1];
int pos;
int move;
char string[256];
ASSERT(extra_move==MoveNone||move_is_ok(extra_move));
ASSERT(!Uci->searching);
// init
game_get_board(Game,Uci->board);
if (extra_move != MoveNone) move_do(Uci->board,extra_move);
board_to_fen(Uci->board,fen,256);
my_log("POLYGLOT FEN %s\n",fen);
ASSERT(board_can_play(Uci->board));
// more init
start = 0;
end = game_pos(Game);
ASSERT(end>=start);
// position
game_get_board(Game,board,start);
board_to_fen(board,string,256);
engine_send_queue(Engine,"position");
if (my_string_equal(string,StartFen)) {
engine_send_queue(Engine," startpos");
} else {
engine_send_queue(Engine," fen %s",string);
}
// move list
if (end > start || extra_move != MoveNone) engine_send_queue(Engine," moves");
for (pos = start; pos < end; pos++) { // game moves
move = game_move(Game,pos);
move_to_can(move,board,string,256);
engine_send_queue(Engine," %s",string);
move_do(board,move);
}
if (extra_move != MoveNone) { // move to ponder on
move_to_can(extra_move,board,string,256);
engine_send_queue(Engine," %s",string);
}
// end
engine_send(Engine,""); // newline
}
static void xboard_step() {
char string[StringSize];
int move;
char move_string[256];
board_t board[1];
xboard_get(XBoard,string,StringSize);
if (false) {
} else if (match(string,"accepted *")) {
// ignore
} else if (match(string,"analyze")) {
State->computer[White] = false;
State->computer[Black] = false;
XB->analyse = true;
XB->new_hack = false;
ASSERT(!XB->result);
XB->result = false;
mess();
} else if (match(string,"bk")) {
if (option_get_bool("Book")) {
game_get_board(Game,board);
book_disp(board);
}
} else if (match(string,"black")) {
if (colour_is_black(game_turn(Game))) {
State->computer[White] = true;
State->computer[Black] = false;
XB->new_hack = true;
XB->result = false;
mess();
}
} else if (match(string,"computer")) {
XB->computer = true;
} else if (match(string,"draw")) {
// ignore
} else if (match(string,"easy")) {
XB->ponder = false;
mess();
} else if (match(string,"edit")) {
// refuse
xboard_send(XBoard,"Error (unknown command): %s",string);
} else if (match(string,"exit")) {
State->computer[White] = false;
State->computer[Black] = false;
XB->analyse = false;
mess();
} else if (match(string,"force")) {
State->computer[White] = false;
State->computer[Black] = false;
mess();
} else if (match(string,"go")) {
State->computer[game_turn(Game)] = true;
State->computer[colour_opp(game_turn(Game))] = false;
XB->new_hack = false;
ASSERT(!XB->result);
XB->result = false;
mess();
} else if (match(string,"hard")) {
XB->ponder = true;
mess();
} else if (match(string,"hint")) {
if (option_get_bool("Book")) {
game_get_board(Game,board);
move = book_move(board,false);
if (move != MoveNone && move_is_legal(move,board)) {
move_to_san(move,board,move_string,256);
xboard_send(XBoard,"Hint: %s",move_string);
}
}
} else if (match(string,"ics *")) {
XB->ics = true;
} else if (match(string,"level * *:* *")) {
XB->mps = atoi(Star[0]);
XB->base = double(atoi(Star[1])) * 60.0 + double(atoi(Star[2]));
XB->inc = double(atoi(Star[3]));
} else if (match(string,"level * * *")) {
XB->mps = atoi(Star[0]);
XB->base = double(atoi(Star[1])) * 60.0;
XB->inc = double(atoi(Star[2]));
} else if (match(string,"name *")) {
my_string_set(&XB->name,Star[0]);
} else if (match(string,"new")) {
my_log("POLYGLOT NEW GAME\n");
option_set("Chess960","false");
game_clear(Game);
if (XB->analyse) {
State->computer[White] = false;
State->computer[Black] = false;
} else {
State->computer[White] = false;
State->computer[Black] = true;
}
XB->new_hack = true;
XB->result = false;
XB->depth_limit = false;
XB->computer = false;
my_string_set(&XB->name,"<empty>");
board_update();
mess();
uci_send_ucinewgame(Uci);
} else if (match(string,"nopost")) {
XB->post = false;
} else if (match(string,"otim *")) {
XB->opp_time = double(atoi(Star[0])) / 100.0;
if (XB->opp_time < 0.0) XB->opp_time = 0.0;
} else if (match(string,"pause")) {
// refuse
xboard_send(XBoard,"Error (unknown command): %s",string);
} else if (match(string,"ping *")) {
// HACK; TODO: answer only after an engine move
if (DelayPong) {
if (XB->ping >= 0) xboard_send(XBoard,"pong %d",XB->ping); // HACK: get rid of old ping
XB->ping = atoi(Star[0]);
uci_send_isready(Uci);
} else {
ASSERT(XB->ping==-1);
xboard_send(XBoard,"pong %s",Star[0]);
}
} else if (match(string,"playother")) {
State->computer[game_turn(Game)] = false;
State->computer[colour_opp(game_turn(Game))] = true;
XB->new_hack = false;
ASSERT(!XB->result);
XB->result = false;
mess();
} else if (match(string,"post")) {
XB->post = true;
} else if (match(string,"protover *")) {
XB->proto_ver = atoi(Star[0]);
ASSERT(XB->proto_ver>=2);
xboard_send(XBoard,"feature done=0");
xboard_send(XBoard,"feature analyze=1");
xboard_send(XBoard,"feature colors=0");
xboard_send(XBoard,"feature draw=1");
xboard_send(XBoard,"feature ics=1");
xboard_send(XBoard,"feature myname=\"%s\"",option_get_string("EngineName"));
xboard_send(XBoard,"feature name=1");
xboard_send(XBoard,"feature pause=0");
xboard_send(XBoard,"feature ping=1");
xboard_send(XBoard,"feature playother=1");
xboard_send(XBoard,"feature reuse=1");
xboard_send(XBoard,"feature san=0");
xboard_send(XBoard,"feature setboard=1");
xboard_send(XBoard,"feature sigint=0");
xboard_send(XBoard,"feature sigterm=0");
xboard_send(XBoard,"feature time=1");
xboard_send(XBoard,"feature usermove=1");
if (uci_option_exist(Uci,"UCI_Chess960")) {
xboard_send(XBoard,"feature variants=\"normal,fischerandom\"");
} else {
xboard_send(XBoard,"feature variants=\"normal\"");
}
if (Uci->ready) xboard_send(XBoard,"feature done=1");
// otherwise "feature done=1" will be sent when the engine is ready
} else if (match(string,"quit")) {
my_log("POLYGLOT *** \"quit\" from XBoard ***\n");
quit();
} else if (match(string,"random")) {
// ignore
} else if (match(string,"rating * *")) {
// ignore
} else if (match(string,"remove")) {
if (game_pos(Game) >= 2) {
game_goto(Game,game_pos(Game)-2);
ASSERT(!XB->new_hack);
XB->new_hack = false; // HACK?
XB->result = false;
board_update();
mess();
}
} else if (match(string,"rejected *")) {
// ignore
} else if (match(string,"reset")) { // protover 3?
// refuse
xboard_send(XBoard,"Error (unknown command): %s",string);
} else if (false
|| match(string,"result * {*}")
|| match(string,"result * {* }")
|| match(string,"result * { *}")
|| match(string,"result * { * }")) {
my_log("POLYGLOT GAME END\n");
XB->result = true;
mess();
// book learning
if (option_get_bool("Book") && option_get_bool("BookLearn")) {
if (false) {
} else if (my_string_equal(Star[0],"1-0")) {
learn(+1);
} else if (my_string_equal(Star[0],"0-1")) {
learn(-1);
} else if (my_string_equal(Star[0],"1/2-1/2")) {
learn(0);
}
}
} else if (match(string,"resume")) {
// refuse
xboard_send(XBoard,"Error (unknown command): %s",string);
} else if (match(string,"sd *")) {
XB->depth_limit = true;
XB->depth_max = atoi(Star[0]);
} else if (match(string,"setboard *")) {
my_log("POLYGLOT FEN %s\n",Star[0]);
if (!game_init(Game,Star[0])) my_fatal("xboard_step(): bad FEN \"%s\"\n",Star[0]);
State->computer[White] = false;
State->computer[Black] = false;
XB->new_hack = true; // HACK?
XB->result = false;
board_update();
mess();
} else if (match(string,"st *")) {
XB->time_limit = true;
XB->time_max = double(atoi(Star[0]));
} else if (match(string,"time *")) {
XB->my_time = double(atoi(Star[0])) / 100.0;
if (XB->my_time < 0.0) XB->my_time = 0.0;
} else if (match(string,"undo")) {
if (game_pos(Game) >= 1) {
game_goto(Game,game_pos(Game)-1);
ASSERT(!XB->new_hack);
XB->new_hack = false; // HACK?
XB->result = false;
board_update();
mess();
}
} else if (match(string,"usermove *")) {
game_get_board(Game,board);
move = move_from_san(Star[0],board);
if (move != MoveNone && move_is_legal(move,board)) {
XB->new_hack = false;
ASSERT(!XB->result);
XB->result = false;
move_step(move);
no_mess(move);
} else {
xboard_send(XBoard,"Illegal move: %s",Star[0]);
}
} else if (match(string,"variant *")) {
if (my_string_equal(Star[0],"fischerandom")) {
option_set("Chess960","true");
} else {
option_set("Chess960","false");
}
} else if (match(string,"white")) {
if (colour_is_white(game_turn(Game))) {
State->computer[White] = false;
State->computer[Black] = true;
XB->new_hack = true;
XB->result = false;
mess();
}
} else if (match(string,"xboard")) {
// ignore
} else if (match(string,".")) { // analyse info
if (State->state == ANALYSE) {
ASSERT(Uci->searching);
ASSERT(Uci->pending_nb>=1);
if (Uci->root_move != MoveNone && move_is_legal(Uci->root_move,Uci->board)) {
move_to_san(Uci->root_move,Uci->board,move_string,256);
xboard_send(XBoard,"stat01: %.0f %lld %d %d %d %s",Uci->time*100.0,Uci->node_nb,Uci->depth,Uci->root_move_nb-(Uci->root_move_pos+1),Uci->root_move_nb,move_string);
} else {
xboard_send(XBoard,"stat01: %.0f %lld %d %d %d",Uci->time*100.0,Uci->node_nb,Uci->depth,0,0); // HACK
}
}
} else if (match(string,"?")) { // move now
if (State->state == THINK) {
ASSERT(Uci->searching);
ASSERT(Uci->pending_nb>=1);
// HACK: just send "stop" to the engine
if (Uci->searching) {
my_log("POLYGLOT STOP SEARCH\n");
engine_send(Engine,"stop");
}
}
} else { // unknown command, maybe a move?
game_get_board(Game,board);
move = move_from_san(string,board);
if (move != MoveNone && move_is_legal(move,board)) {
XB->new_hack = false;
ASSERT(!XB->result);
XB->result = false;
move_step(move);
no_mess(move);
} else if (move != MoveNone) {
xboard_send(XBoard,"Illegal move: %s",string);
} else {
xboard_send(XBoard,"Error (unknown command): %s",string);
}
}
}
void xboard2uci_gui_step(char string[]) {
int move;
char move_string[256];
board_t board[1];
if (FALSE) {
} else if (match(string,"accepted *")) {
// ignore
} else if (match(string,"analyze")) {
State->computer[White] = FALSE;
State->computer[Black] = FALSE;
XB->analyse = TRUE;
XB->new_hack = FALSE;
ASSERT(!XB->result);
XB->result = FALSE;
mess();
} else if (match(string,"bk")) {
if (option_get_bool(Option,"Book")) {
game_get_board(Game,board);
book_disp(board);
}
} else if (match(string,"black")) {
if (colour_is_black(game_turn(Game))) {
State->computer[White] = TRUE;
State->computer[Black] = FALSE;
XB->new_hack = TRUE;
XB->result = FALSE;
mess();
}
} else if (match(string,"computer")) {
XB->computer = TRUE;
} else if (match(string,"draw")) {
if(option_find(Uci->option,"UCI_DrawOffers")){
my_log("POLYGLOT draw from XB received");
uci_send_option(Uci,"DrawOffer","%s","draw");}
} else if (match(string,"easy")) {
XB->ponder = FALSE;
mess();
} else if (match(string,"edit")) {
// refuse
gui_send(GUI,"Error (unknown command): %s",string);
} else if (match(string,"exit")) {
State->computer[White] = FALSE;
State->computer[Black] = FALSE;
XB->analyse = FALSE;
mess();
} else if (match(string,"force")) {
State->computer[White] = FALSE;
State->computer[Black] = FALSE;
mess();
} else if (match(string,"go")) {
State->computer[game_turn(Game)] = TRUE;
State->computer[colour_opp(game_turn(Game))] = FALSE;
XB->new_hack = FALSE;
ASSERT(!XB->result);
XB->result = FALSE;
mess();
} else if (match(string,"hard")) {
XB->ponder = TRUE;
mess();
} else if (match(string,"hint")) {
move=MoveNone;
game_get_board(Game,board);
if (option_get_bool(Option,"Book")) {
move = book_move(board,FALSE);
}
if(move==MoveNone && State->hint_move!=MoveNone){
move=State->hint_move;
}
if (move != MoveNone && move_is_legal(move,board)) {
move_to_san(move,board,move_string,256);
gui_send(GUI,"Hint: %s",move_string);
}
} else if (match(string,"ics *")) {
XB->ics = TRUE;
} else if (match(string,"level * *:* *")) {
XB->mps = atoi(Star[0]);
XB->base = ((double)atoi(Star[1])) * 60.0 + ((double)atoi(Star[2]));
XB->inc = ((double)atoi(Star[3]));
} else if (match(string,"level * * *")) {
XB->mps = atoi(Star[0]);
XB->base = ((double)atoi(Star[1])) * 60.0;
XB->inc = ((double)atoi(Star[2]));
} else if (match(string,"name *")) {
my_string_set(&XB->name,Star[0]);
} else if (match(string,"new")) {
uci_send_isready_sync(Uci);
my_log("POLYGLOT NEW GAME\n");
option_set(Option,"3Check","false");
option_set(Option,"Chess960","false");
option_set(Option,"Atomic","false");
option_set(Option,"Horde","false");
game_clear(Game);
if (XB->analyse) {
State->computer[White] = FALSE;
State->computer[Black] = FALSE;
} else {
State->computer[White] = FALSE;
State->computer[Black] = TRUE;
}
XB->new_hack = TRUE;
XB->result = FALSE;
XB->depth_limit = FALSE;
XB->node_rate=-1;
XB->computer = FALSE;
my_string_set(&XB->name,"<empty>");
board_update();
mess();
uci_send_ucinewgame(Uci);
} else if (match(string,"nopost")) {
XB->post = FALSE;
} else if (match(string,"otim *")) {
XB->opp_time = ((double)atoi(Star[0])) / 100.0;
if (XB->opp_time < 0.0) XB->opp_time = 0.0;
} else if (match(string,"pause")) {
// refuse
gui_send(GUI,"Error (unknown command): %s",string);
} else if (match(string,"ping *")) {
// HACK; TODO: answer only after an engine move
if (DelayPong) {
if (XB->ping >= 0) gui_send(GUI,"pong %d",XB->ping); // HACK: get rid of old ping
XB->ping = atoi(Star[0]);
uci_send_isready_sync(Uci);
} else {
ASSERT(XB->ping==-1);
gui_send(GUI,"pong %s",Star[0]);
}
} else if (match(string,"nps *")) {
// fake WB play-by-nodes mode
XB->node_rate = atoi(Star[0]);
} else if (match(string,"playother")) {
State->computer[game_turn(Game)] = FALSE;
State->computer[colour_opp(game_turn(Game))] = TRUE;
XB->new_hack = FALSE;
ASSERT(!XB->result);
XB->result = FALSE;
mess();
} else if (match(string,"post")) {
XB->post = TRUE;
} else if (match(string,"protover *")) {
XB->proto_ver = atoi(Star[0]);
ASSERT(XB->proto_ver>=2);
send_xboard_options();
} else if (match(string,"quit")) {
my_log("POLYGLOT *** \"quit\" from GUI ***\n");
quit();
} else if (match(string,"random")) {
// ignore
} else if (match(string,"rating * *")) {
// ignore
} else if (match(string,"remove")) {
if (game_pos(Game) >= 2) {
game_goto(Game,game_pos(Game)-2);
ASSERT(!XB->new_hack);
XB->new_hack = FALSE; // HACK?
XB->result = FALSE;
board_update();
mess();
}
} else if (match(string,"rejected *")) {
// ignore
} else if (match(string,"reset")) { // protover 3?
// refuse
gui_send(GUI,"Error (unknown command): %s",string);
} else if (FALSE
|| match(string,"result * {*}")
|| match(string,"result * {* }")
|| match(string,"result * { *}")
|| match(string,"result * { * }")) {
my_log("POLYGLOT GAME END\n");
XB->result = TRUE;
mess();
// book learning
if (FALSE && option_get_bool(Option,"Book") &&
option_get_bool(Option,"BookLearn")) {
if (FALSE) {
} else if (my_string_equal(Star[0],"1-0")) {
learn(+1);
} else if (my_string_equal(Star[0],"0-1")) {
learn(-1);
} else if (my_string_equal(Star[0],"1/2-1/2")) {
learn(0);
}
}
} else if (match(string,"resume")) {
// refuse
gui_send(GUI,"Error (unknown command): %s",string);
} else if (match(string,"option *=*") ||
match(string,"option * =*") ||
match(string,"option *= *") ||
match(string,"option * = *")
){
char *name=Star[0];
char *value=Star[1];
if(match(name, "Polyglot *")){
char *pg_name=Star[0];
polyglot_set_option(pg_name,value);
}else{
option_t *opt=option_find(Uci->option,name);
if(opt){
if(my_string_case_equal(opt->type,"check")){
value=my_string_equal(value,"1")?"true":"false";
}
start_protected_command();
uci_send_option(Uci, name, "%s", value);
end_protected_command();
}else{
gui_send(GUI,"Error (unknown option): %s",name);
}
}
} else if (match(string,"option *")){
char *name=Star[0];
if(match(name, "Polyglot *")){
char *pg_name=Star[0];
polyglot_set_option(pg_name,"<empty>");
}else{
start_protected_command();
// value is ignored
if(!uci_send_option(Uci, name, "%s", "<empty>")){
gui_send(GUI,"Error (unknown option): %s",name);
};
end_protected_command();
}
} else if (XB->has_feature_smp && match(string,"cores *")){
int cores=atoi(Star[0]);
if(cores>=1){
// updating the number of cores
my_log("POLYGLOT setting the number of cores to %d\n",cores);
start_protected_command();
uci_set_threads(Uci,cores);
end_protected_command();
} else{
// refuse
gui_send(GUI,"Error (unknown command): %s",string);
}
} else if (match(string,"egtpath * *")){
char *type=Star[0];
char *path=Star[1];
if(my_string_empty(path)){
// refuse
gui_send(GUI,"Error (unknown command): %s",string);
}else{
if(my_string_case_equal(type,"nalimov") && XB->has_feature_egt_nalimov){
// updating NalimovPath
my_log("POLYGLOT setting the Nalimov path to %s\n",path);
start_protected_command();
uci_send_option(Uci,"NalimovPath","%s",path);
end_protected_command();
}else if(my_string_case_equal(type,"gaviota") && XB->has_feature_egt_gaviota){
// updating GaviotaPath
my_log("POLYGLOT setting the Gaviota path to %s\n",path);
start_protected_command();
uci_send_option(Uci,"GaviotaTbPath","%s",path);
end_protected_command();
}else{
// refuse
gui_send(GUI,"Error (unsupported table base format): %s",string);
}
}
} else if (XB->has_feature_memory && match(string,"memory *")){
int memory = atoi(Star[0]);
int egt_cache;
int real_memory;
if(memory>=1){
// updating the available memory
option_t *opt;
my_log("POLYGLOT setting the amount of memory to %dMb\n",memory);
if(XB->has_feature_egt_nalimov && (opt=option_find(Uci->option,"NalimovCache"))){
egt_cache=atoi(opt->value);
}else if(XB->has_feature_egt_gaviota &&
(opt=option_find(Uci->option,"GaviotaTbCache"))){
egt_cache=atoi(opt->value);
}else{
egt_cache=0;
}
my_log("POLYGLOT EGTB Cache is %dMb\n",egt_cache);
real_memory=memory-egt_cache;
if(real_memory>0){
start_protected_command();
uci_send_option(Uci,"Hash", "%d", real_memory);
end_protected_command();
}
}else{
// refuse
gui_send(GUI,"Error (unknown command): %s",string);
}
} else if (match(string,"sd *")) {
XB->depth_limit = TRUE;
XB->depth_max = atoi(Star[0]);
} else if (match(string,"setboard *")) {
my_log("POLYGLOT FEN %s\n",Star[0]);
if (!game_init(Game,Star[0])) my_fatal("xboard_step(): bad FEN \"%s\"\n",Star[0]);
State->computer[White] = FALSE;
State->computer[Black] = FALSE;
XB->new_hack = TRUE; // HACK?
XB->result = FALSE;
board_update();
mess();
} else if (match(string,"st *")) {
XB->time_limit = TRUE;
XB->time_max = ((double)atoi(Star[0]));
} else if (match(string,"time *")) {
XB->my_time = ((double)atoi(Star[0])) / 100.0;
if (XB->my_time < 0.0) XB->my_time = 0.0;
} else if (match(string,"undo")) {
if (game_pos(Game) >= 1) {
game_goto(Game,game_pos(Game)-1);
ASSERT(!XB->new_hack);
XB->new_hack = FALSE; // HACK?
XB->result = FALSE;
board_update();
mess();
}
} else if (match(string,"usermove *")) {
game_get_board(Game,board);
move = move_from_san(Star[0],board);
if (move != MoveNone && move_is_legal(move,board)) {
XB->new_hack = FALSE;
ASSERT(!XB->result);
XB->result = FALSE;
move_step(move);
no_mess(move);
} else {
gui_send(GUI,"Illegal move: %s",Star[0]);
}
} else if (match(string,"variant *")) {
if (my_string_equal(Star[0],"3check")) {
option_set(Option,"3Check","true");
} else {
option_set(Option,"3Check","false");
}
if (my_string_equal(Star[0],"fischerandom")) {
option_set(Option,"Chess960","true");
} else {
option_set(Option,"Chess960","false");
}
if (my_string_equal(Star[0],"atomic")) {
option_set(Option,"Atomic","true");
} else {
option_set(Option,"Atomic","false");
}
if (my_string_equal(Star[0],"horde")) {
option_set(Option,"Horde","true");
game_init(Game,StartFenHorde);
//gui_send(GUI,"setup %s",StartFenHorde);
} else {
option_set(Option,"Horde","false");
}
} else if (match(string,"white")) {
if (colour_is_white(game_turn(Game))) {
State->computer[White] = FALSE;
State->computer[Black] = TRUE;
XB->new_hack = TRUE;
XB->result = FALSE;
mess();
}
} else if (match(string,"xboard")) {
// ignore
} else if (match(string,".")) { // analyse info
if (State->state == ANALYSE) {
int depth=Uci->best_depth;//HACK: don't clear engine-output window...
ASSERT(Uci->searching);
ASSERT(Uci->pending_nb>=1);
if (Uci->root_move != MoveNone && move_is_legal(Uci->root_move,Uci->board)) {
move_to_san(Uci->root_move,Uci->board,move_string,256);
gui_send(GUI,"stat01: %.0f "S64_FORMAT" %d %d %d %s",Uci->time*100.0,Uci->node_nb,/*Uci->*/depth,Uci->root_move_nb-(Uci->root_move_pos+1),Uci->root_move_nb,move_string);
} else {
gui_send(GUI,"stat01: %.0f "S64_FORMAT" %d %d %d",Uci->time*100.0,Uci->node_nb,/*Uci->*/depth,0,0); // HACK
}
}
} else if (match(string,"?")) { // move now
if (State->state == THINK) {
ASSERT(Uci->searching);
ASSERT(Uci->pending_nb>=1);
// HACK: just send "stop" to the engine
if (Uci->searching) {
my_log("POLYGLOT STOP SEARCH\n");
engine_send(Engine,"stop");
}
}
} else { // unknown command, maybe a move?
game_get_board(Game,board);
move = move_from_san(string,board);
if (move != MoveNone && move_is_legal(move,board)) {
XB->new_hack = FALSE;
ASSERT(!XB->result);
XB->result = FALSE;
move_step(move);
no_mess(move);
} else if (move != MoveNone) {
gui_send(GUI,"Illegal move: %s",string);
} else {
gui_send(GUI,"Error (unknown command): %s",string);
}
}
return;
}
