static int CONV cmd_new( tree_t * restrict ptree, char **lasts );
static int CONV cmd_read( tree_t * restrict ptree, char **lasts );
static int CONV cmd_resign( tree_t * restrict ptree, char **lasts );
+static int CONV cmd_undo( tree_t * restrict ptree ); // [HGM] undo
static int CONV cmd_time( char **lasts );
+static int CONV cmd_undo( tree_t * restrict ptree ); // [HGM] undo
+static int CONV cmd_analyze( tree_t * restrict ptree ); // [HGM] analyze
+static int CONV cmd_exit( void );
int CONV is_move( const char *str )
return proce_cui( ptree );
}
+char *start_pos, start_data[512]; // [HGM] undo: for remembering start position
+int move_list[1024], move_ptr;
+
+#ifdef XBOARD
+#define IF(X) else if(!strcmp(command, X))
+
+int myTime, hisTime, movesPerSession, inc, plyNr;
+char xboard_mode;
+char analyze_mode;
+
+static void
+SetTimes(void)
+{ // set white and black times from own and opponent time.
+ int moves;
+ if(movesPerSession <= 0) moves = 35; else {
+ moves = - plyNr/2;
+ while(moves <= 0) moves += movesPerSession;
+ }
+ time_limit = (myTime-inc-30)/(moves+2) + inc;
+ time_max_limit = 3*time_limit;
+ if(time_max_limit > myTime - 30)time_max_limit = myTime - 30; // keep 0.3 sec margin, as Bonanza reads the clock infrequently
+ time_limit *= 10; // msec
+ time_max_limit *= 10;
+Out("# moves=%d, time=%d inc=%d t=%d, max=%d\n", moves, myTime, inc, time_limit, time_max_limit);
+}
+
+static int
+proce_xboard(char *line, const char *command, tree_t * restrict ptree)
+{ // [HGM] added to make Bonanza.exe a native WinBoard engine
+ int value = -100000;
+ static char forceMode = 0;
+ sscanf(line + strlen(command) + 1, "%d", &value);
+Out("# command = '%s'\n", line);
+ if(0) ;
+ IF("protover") { Out("feature variants=\"shogi\" usermove=1 myname=\"Bonanza " BNZ_VER
+ "\" memory=1 smp=1 debug=1 colors=0 setboard=1 ping=1 done=1\n"); }
+ IF("new") { forceMode = plyNr = 0; SetTimes(); return 0; }
+ IF("easy") { strcpy(line, "ponder off"); return 0; }
+ IF("hard") { strcpy(line, "ponder on"); return 0; }
+ IF("post") { ; }
+ IF("nopost") { ; }
+ IF("time") { sscanf(line+5, "%d", &myTime); }
+ IF("otim") { sscanf(line+5, "%d", &hisTime); }
+ IF("force") { forceMode = 1; }
+ IF("go") { forceMode = 0; SetTimes(); plyNr++; strcpy(line, "move"); return 0; }
+ IF("memory") { ; }
+ IF("cores") { sprintf(line, "tlp num %d", value); return 0; }
+ IF("sd") { sprintf(line, "limit depth %d", value); return 0; }
+ IF("st") { ; }
+ IF("quit") { return 0; }
+ IF("analyze") { return 0; }
+ IF("exit") { return 0; }
+ IF("variant") { /* ignore, since it must be Shogi */; }
+ IF("setboard") { ; }
+ IF("option") { ; }
+ IF("level") { int min, sec; float fsec=0.;
+ if(sscanf(line+6, "%d %d:%d %f", &movesPerSession, &min, &sec, &fsec) != 4)
+ sscanf(line+6, "%d %d %f", &movesPerSession, &min, &fsec);
+ min = 60*min + sec; myTime = hisTime = 100*min; inc = 100 * fsec;
+ }
+ IF("usermove") { char fromX=line[9], fromY=line[10], toX=line[11], toY=line[12], promo=line[13];
+ int from;
+{int i,j;for(i=0;i<81;i+=9){printf("# ");for(j=0;j<9;j++)printf(" %3d", BOARD[i+j]);printf("\n");}}
+ if(forceMode || analyze_mode) strcpy(line, "move "), line += 5; else plyNr++, SetTimes();
+ if(fromY == '@') { // drop
+ if(fromX >= 'a') fromX += 'A' - 'a';
+ switch(fromX) { // encode piece
+ case 'P': fromX = pawn; break;
+ case 'L': fromX = lance; break;
+ case 'N': fromX = knight; break;
+ case 'S': fromX = silver; break;
+ case 'G': fromX = gold; break;
+ case 'B': fromX = bishop; break;
+ case 'R': fromX = rook; break;
+ }
+ sprintf(line, "00%c%c%s", 'a'+'9'-toX, '1'+'9'-toY, astr_table_piece[(int)fromX]);
+ } else {
+ from = ('9' - fromY)*9 + (fromX - 'a');
+Out("# from=%d\n",from);
+ sprintf(line, "%c%c%c%c%s", 'a'+'9'-fromX, '1'+'9'-fromY, 'a'+'9'-toX, '1'+'9'-toY,
+ astr_table_piece[abs(BOARD[from]) + (promo == '+' ? promote : 0)]);
+ }
+ plyNr++;
+ return 0;
+ }
+ IF("undo") { return 0; }
+ IF("remove") { ; }
+ IF("ping") { Out("pong %d\n", value); }
+ return 1;
+}
+#endif
static int CONV proce_cui( tree_t * restrict ptree )
{
token = strtok_r( str_cmdline, str_delimiters, &last );
if ( token == NULL || *token == '#' ) { return 1; }
+#ifdef XBOARD
+ {
+ if(xboard_mode) {
+ if( proce_xboard(str_cmdline, token, ptree) ) return 1; // command already processed
+ Out("# translated command '%s'\n", str_cmdline); // command translated for processing by Bonanza
+ token = strtok_r( str_cmdline, str_delimiters, &last ); // redo parsing
+ } else
+ if ( ! strcmp( token, "xboard" ) ) { xboard_mode = 1; game_status |= flag_noprompt; return 1; }
+ }
+#endif
+ if ( ! strcmp( token, "analyze" ) ) { return cmd_analyze( ptree ); } // [HGM] analyze
+ if ( ! strcmp( token, "exit" ) ) { return cmd_exit(); } // [HGM] analyze
+ if ( ! strcmp( token, "move" ) ) { return cmd_move( ptree, &last ); }
+ if ( ! strcmp( token, "undo" ) ) { return cmd_undo( ptree ); } // [HGM] undo
+ analyze_mode = 0; // [HGM] analyze: all other commands terminate analysis
if ( is_move( token ) ) { return cmd_usrmove( ptree, token, &last ); }
if ( ! strcmp( token, "s" ) ) { return cmd_move_now(); }
if ( ! strcmp( token, "beep" ) ) { return cmd_beep( &last); }
if ( ! strcmp( token, "display" ) ) { return cmd_display( ptree, &last ); }
if ( ! strcmp( token, "hash" ) ) { return cmd_hash( &last ); }
if ( ! strcmp( token, "limit" ) ) { return cmd_limit( &last ); }
- if ( ! strcmp( token, "move" ) ) { return cmd_move( ptree, &last ); }
if ( ! strcmp( token, "new" ) ) { return cmd_new( ptree, &last ); }
if ( ! strcmp( token, "outmove" ) ) { return cmd_outmove( ptree ); }
if ( ! strcmp( token, "peek" ) ) { return cmd_peek( &last ); }
#endif
+static int CONV
+do_analyze( tree_t * restrict ptree )
+{ // [HGM] analyze: do a ponder search on the current position
+ int iret;
+ if ( get_elapsed( &time_start ) < 0 ) { return -1; }
+ time_limit = time_max_limit = 1e9; // kludge: use huge time to mimic infinity
+#ifdef XBOARD
+ if(xboard_mode) Out("1 0 0 0 New Search\n"); // make sure lower depth is emitted, so XBoard undestand new search started
+#endif
+ game_status |= flag_pondering;
+ iret = iterate( ptree );
+ game_status &= ~flag_pondering;
+ return iret;
+}
+
+
+static int CONV
+cmd_undo( tree_t * restrict ptree )
+{ // [HGM] undo: restart the game, and feed all moves except the last
+ int i, last = move_ptr;
+ char *p = start_data;
+ if( move_ptr <= 0 ) {
+ str_error = "undo past start of game ignored";
+ return -2;
+ }
+
+ AbortDifficultCommand;
+
+ last--;
+ cmd_new( ptree, &p );
+ for(i=0; i<last; i++) {
+ make_move_root( ptree, move_list[i], 0);
+ }
+
+ if ( analyze_mode ) return do_analyze ( ptree ); // [HGM] analyze: analysis should continue after undo
+
+ return 1;
+}
+
+
+static int CONV
+cmd_analyze( tree_t * restrict ptree )
+{ // [HGM] analyze: switch on analyze mode, and start analyzing
+ AbortDifficultCommand;
+
+ analyze_mode = 1;
+ return do_analyze( ptree );
+}
+
+
+static int CONV
+cmd_exit( void )
+{ // [HGM] analyze: switch off analysis mode
+ if ( !analyze_mode ) {
+ str_error = "was not analyzing";
+ return -2;
+ }
+
+ if ( game_status & flag_pondering ) { game_status |= flag_quit_ponder; return 2; }
+ analyze_mode = 0;
+
+ return 1;
+}
+
+
#if defined(USI)
static int CONV proce_usi( tree_t * restrict ptree )
{
game_status &= ~flag_pondering;
game_status |= flag_thinking;
+#ifdef XBOARD
+ if(!xboard_mode)
+#endif
set_search_limit_time( root_turn );
OutCsaShogi( "info ponder end\n" );
if ( str == NULL )
{
+ if ( analyze_mode ) // [HGM] analyze: in analysis mode we cannot set the engine thinking (but perhaps play PV move?)
+ {
+ str_error = str_bad_cmdline;
+ return -2;
+ }
+
iret = get_elapsed( &time_turn_start );
if ( iret < 0 ) { return iret; }
l = strtol( str, &ptr, 0 );
if ( str != ptr && l != LONG_MAX && l >= 1 && *ptr == '\0' )
{
+ if ( analyze_mode ) // [HGM] analyze: in analysis mode we cannot set the engine thinking
+ {
+ str_error = str_bad_cmdline;
+ return -2;
+ }
+
for ( i = 0; i < l; i += 1 )
{
if ( game_status & ( flag_move_now | mask_game_end ) ) { break; }
str = strtok_r( NULL, str_delimiters, lasts );
} while ( str != NULL );
+
+ if ( analyze_mode ) return do_analyze ( ptree ); // [HGM] analyze: analysis should continue after feeding moves
return 1;
}
AbortDifficultCommand;
+ start_pos = *lasts; move_ptr = 0; // [HGM] undo: remember start position
+
if ( str1 != NULL )
{
+ strncpy(start_data, str1, 511); // [HGM] undo: remember start position
memset( &min_posi.asquare, empty, nsquare );
min_posi.hand_black = min_posi.hand_white = 0;
iret = read_board_rep1( str1, &min_posi );