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playMoves called corectly

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k 2025-07-18 14:45:47 -04:00
parent da8eb581e3
commit 93e7ff61e0
3 changed files with 32 additions and 12 deletions
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2
headers/main.h
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@ -4,7 +4,7 @@
int cmain(); int cmain();
game *fenGame(char *str); game *fenGame(char *str);
void playMoves(game *g, char *moves); game *playMoves(game *g, char *moves);
char* uciGo(game *g); char* uciGo(game *g);
#endif #endif

9
src/main.c
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@ -15,7 +15,7 @@
#define BUFF_SIZE 4096 #define BUFF_SIZE 4096
game *fenGame(char *str); game *fenGame(char *str);
void playMoves(game *g, char *moves); game *playMoves(game *g, char *moves);
long long *findSet(game *g, long long bit); long long *findSet(game *g, long long bit);
long long *charToSet(game *g, char c); long long *charToSet(game *g, char c);
@ -73,8 +73,8 @@ char* uciGo(game *g){
cnt += queenMove(g,(mov+cnt)); cnt += queenMove(g,(mov+cnt));
move *m = findBest(mov,cnt,g); move *m = findBest(mov,cnt,g);
if(m == NULL){ if(m == NULL){
printf("bestmove 0000\n"); //printf("bestmove 0000\n");
return ""; return "0000";
} }
char *end = ""; char *end = "";
@ -134,7 +134,7 @@ game *fenGame(char *str) {
return g; return g;
} }
void playMoves(game *g, char *moves) { game* playMoves(game *g, char *moves) {
char *moveStr; char *moveStr;
moveStr = strtok_r(moves, " ", &moves); moveStr = strtok_r(moves, " ", &moves);
moveStr = strtok_r(moves, " ", &moves); moveStr = strtok_r(moves, " ", &moves);
@ -146,5 +146,6 @@ void playMoves(game *g, char *moves) {
makeMove(g, &m); makeMove(g, &m);
moveStr = strtok_r(moves, " ", &moves); moveStr = strtok_r(moves, " ", &moves);
} }
return g;
} }

33
src/main.zig
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@ -57,19 +57,38 @@ fn uci(str: []const u8, game: *c.game) uciRet {
if (std.mem.eql(u8, tok, "uci")) return .{ .text = "id name RatChess 0.1\nid author rat<3\nuciok\n" }; if (std.mem.eql(u8, tok, "uci")) return .{ .text = "id name RatChess 0.1\nid author rat<3\nuciok\n" };
if (std.mem.eql(u8, tok, "isready")) return .{ .text = "readyok\n" }; if (std.mem.eql(u8, tok, "isready")) return .{ .text = "readyok\n" };
if (std.mem.eql(u8, tok, "go")) return .{ .move = uciGo(game) }; if (std.mem.eql(u8, tok, "go")) return .{ .move = uciGo(game) };
if (std.mem.eql(u8, tok, "position")) return .{ .game = uciPos("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1") }; if (std.mem.eql(u8, tok, "position")) return .{ .game = uciPos(str[(pos + 1)..]) };
if (std.mem.eql(u8, tok, "exit")) return .{ .exit = {} }; if (std.mem.eql(u8, tok, "exit")) return .{ .exit = {} };
return .{ .pass = {} }; return .{ .pass = {} };
} }
fn uciPos(str: []const u8) [*c]c.game { fn uciPos(str: []const u8) [*c]c.game {
const pos = std.mem.indexOfAny(u8, str, " \t\n\r") orelse str.len;
const tok = str[0..pos];
var game = fenGame("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1");
if (std.mem.eql(u8, tok, "fen")) return fenGame(str[pos..]);
if (std.mem.eql(u8, tok, "startpos")) {
game = playMoves(game, str[pos..]);
}
return game;
}
fn fenGame(str: []const u8) [*c]c.game {
var buffer: [256]u8 = undefined; var buffer: [256]u8 = undefined;
const len = @min(str.len, buffer.len - 1); const len = @min(str.len, buffer.len - 1);
@memcpy(buffer[0..len], str[0..len]); @memcpy(buffer[0..len], str[0..len]);
buffer[len] = 0; buffer[len] = 0;
const game = c.fenGame(&buffer); return c.fenGame(&buffer);
return game; }
fn playMoves(game: [*c]c.game, str: []const u8) [*c]c.game {
var buffer: [2560]u8 = undefined; //this is bad
const len = @min(str.len, buffer.len - 1);
@memcpy(buffer[0..len], str[0..len]);
buffer[len] = 0;
return c.playMoves(game, &buffer);
} }
fn uciGo(game: *c.game) []const u8 { fn uciGo(game: *c.game) []const u8 {
@ -77,25 +96,25 @@ fn uciGo(game: *c.game) []const u8 {
} }
test "uci uci" { test "uci uci" {
const game = uciPos("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"); const game = uciPos("fen rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1");
const out = uci("uci", game); const out = uci("uci", game);
try std.testing.expect(out == .text); try std.testing.expect(out == .text);
} }
test "uci ready" { test "uci ready" {
const game = uciPos("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"); const game = uciPos("fen rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1");
const out = uci("isready", game); const out = uci("isready", game);
try std.testing.expect(out == .text); try std.testing.expect(out == .text);
} }
test "uci go" { test "uci go" {
const game = uciPos("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"); const game = uciPos("fen rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1");
const out = uci("go", game); const out = uci("go", game);
try std.testing.expect(out == .move); try std.testing.expect(out == .move);
} }
test "uci position" { test "uci position" {
const game = uciPos("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"); const game = uciPos("fen rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1");
const out = uci("position startpos", game); const out = uci("position startpos", game);
try std.testing.expect(out == .game); try std.testing.expect(out == .game);
} }