add sq_line array, bb_sq_aligned3, renamed sq_manh to sq_taxi

test/attack-test.c

@@ -0,0 +1,50 @@
+/* attack-test.c - basic square attack tests.
+ *
+ * Copyright (C) 2024 Bruno Raoult ("br")
+ * Licensed under the GNU General Public License v3.0 or later.
+ * Some rights reserved. See COPYING.
+ *
+ * You should have received a copy of the GNU General Public License along with this
+ * program. If not, see <https://www.gnu.org/licenses/gpl-3.0-standalone.html>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later <https://spdx.org/licenses/GPL-3.0-or-later.html>
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "chessdefs.h"
+#include "fen.h"
+#include "position.h"
+#include "move-gen.h"
+#include "attack.h"
+
+#include "common-test.h"
+
+int main(int __unused ac, __unused char**av)
+{
+    int i = 0;
+    char *fen;
+    pos_t *pos;//, *fishpos = pos_new();
+
+    setlinebuf(stdout);                           /* line-buffered stdout */
+
+    bitboard_init();
+    hyperbola_init();
+
+    while ((fen = next_fen(ATTACK))) {
+        //printf(">>>>> %s\n", test[i]);
+        printf("original fen %d: [%p][%s]\n", i, fen, fen);
+        if (!(pos = fen2pos(NULL, fen))) {
+            printf("wrong fen %d: [%s]\n", i, fen);
+            continue;
+        }
+        pos_print(pos);
+
+        pos_del(pos);
+        i++;
+    }
+    return 0;
+}