+static uint8_t seeing_enemies(struct Thing * t_origin)
+{
+ struct Thing * t = world.things;
+ for (; t != NULL; t = t->next)
+ {
+ if ( t->lifepoints
+ && t != t_origin
+ && 'v' == t_origin->fov_map[t->pos.y * world.map.length + t->pos.x])
+ {
+ return 1;
+ }
+ }
+ return 0;
+}
+
+
+
+static int16_t get_inventory_slot_to_consume(struct Thing * t_owner)
+{
+ uint8_t compare_consumability = 0;
+ int16_t selection = -1;
+ struct Thing * t = t_owner->owns;;
+ uint8_t i;
+ for (i = 0; t != NULL; t = t->next, i++)
+ {
+ struct ThingType * tt = get_thing_type(t->type);
+ if (tt->consumable > compare_consumability)
+ {
+ compare_consumability = tt->consumable;
+ selection = i;
+ }
+ }
+ return selection;
+}
+
+
+
+static uint8_t standing_on_consumable(struct Thing * t_standing)
+{
+ struct Thing * t = world.things;
+ for (; t != NULL; t = t->next)
+ {
+ if ( t_standing != t
+ && t->pos.y == t_standing->pos.y && t->pos.x == t_standing->pos.x)
+ {
+ struct ThingType * tt = get_thing_type(t->type);
+ if (tt->consumable)
+ {
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
+
+
+