Implement undo command

[bonanza.git] / shogi.h

diff --git a/shogi.h b/shogi.h
index 809e687..1aa2585 100644 (file)
--- a/shogi.h
+++ b/shogi.h
@@ -1023,6 +1023,7 @@ extern const char ach_turn[2];
 extern const char ashell_h[ SHELL_H_LEN ];
 extern const unsigned char aifile[ nsquare ];
 extern const unsigned char airank[ nsquare ];
+extern int move_list[], move_ptr; // [HGM] undo: game history (used in proce.c and makemove.c)
 
 void pv_close( tree_t * restrict ptree, int ply, int type );
 void pv_copy( tree_t * restrict ptree, int ply );