finished the bulk of game

src/gold.cc

@@ -1,5 +1,7 @@
 #include "gold.h"
 
+#include "constants.h"
+
 int rand_gold_pile(RNG *rng) {
         const int denominator = 8;
         const int normal = 5;
@@ -16,3 +18,23 @@ int rand_gold_pile(RNG *rng) {
 
         return 0;
 }
+
+gold get_gold_at(const position &pos, gold_list &glist) {
+        gold ret = {0, {0, 0}};
+
+        for (size_t i = 0; i < glist.size(); ++i)
+                if (glist[i].pos == pos) {
+                        ret = glist[i];
+                        glist.erase(i + glist.begin());
+                        return ret;
+                }
+
+        return ret;
+}
+
+int rand_gold_drop(RNG *rng) {
+        if (rng->coin_flip())
+                return GOLD_NORMAL;
+
+        return GOLD_SMALL;
+}