-\r
-// attack.h\r
-\r
-#ifndef ATTACK_H\r
-#define ATTACK_H\r
-\r
-// includes\r
-\r
-#include "board.h"\r
-#include "util.h"\r
-\r
-// constants\r
-\r
-const int IncNone = 0;\r
-\r
-// "constants"\r
-\r
-extern const sint8 KnightInc[8+1];\r
-extern const sint8 BishopInc[4+1];\r
-extern const sint8 RookInc[4+1];\r
-extern const sint8 QueenInc[8+1];\r
-extern const sint8 KingInc[8+1];\r
-\r
-// functions\r
-\r
-extern void attack_init ();\r
-\r
-extern bool is_in_check (const board_t * board, int colour);\r
-extern bool is_attacked (const board_t * board, int to, int colour);\r
-extern bool piece_attack (const board_t * board, int piece, int from, int to);\r
-\r
-extern bool is_pinned (const board_t * board, int from, int to, int colour);\r
-\r
-#endif // !defined ATTACK_H\r
-\r
-// end of attack.h\r
-\r
+
+// attack.h
+
+#ifndef ATTACK_H
+#define ATTACK_H
+
+// includes
+
+#include "board.h"
+#include "util.h"
+
+// defines
+
+#define IncNone 0
+
+// "constants"
+
+extern const sint8 KnightInc[8+1];
+extern const sint8 BishopInc[4+1];
+extern const sint8 RookInc[4+1];
+extern const sint8 QueenInc[8+1];
+extern const sint8 KingInc[8+1];
+
+// functions
+
+extern void attack_init ();
+
+extern bool is_in_check (const board_t * board, int colour);
+extern bool is_attacked (const board_t * board, int to, int colour);
+extern bool piece_attack (const board_t * board, int piece, int from, int to);
+
+extern bool is_pinned (const board_t * board, int from, int to, int colour);
+
+#endif // !defined ATTACK_H
+
+// end of attack.h
+