Make is_passable() use yx_uint16 for coordinates instead of two ints.

[plomrogue] / src / yx_uint16.h

diff --git a/src/yx_uint16.h b/src/yx_uint16.h
index a8707618cadb8ed1e8309f46ee960d5478962261..c697879654be9ad11b3e8f69d6d8b5451123c935 100644 (file)
--- a/src/yx_uint16.h
+++ b/src/yx_uint16.h
@@ -1,10 +1,18 @@
 #ifndef YX_UINT16_H
 #define YX_UINT16_H
 
+#include <stdint.h>
+
+#define NORTH 1
+#define EAST 2
+#define SOUTH 3
+#define WEST 4
+
 struct yx_uint16 {
   uint16_t y;
   uint16_t x; };
 
 extern char yx_uint16_cmp (struct yx_uint16, struct yx_uint16);
+struct yx_uint16 mv_yx_in_dir (char, struct yx_uint16);
 
 #endif