From c4e4d7c76563216b598feba7abc6b9b72df4724b Mon Sep 17 00:00:00 2001
From: Curtis McEnroe <june@causal.agency>
Date: Fri, 22 Mar 2019 15:22:10 -0400
Subject: Implement the game

---
 stack.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'stack.h')

diff --git a/stack.h b/stack.h
index 46b9091..e85c43f 100644
--- a/stack.h
+++ b/stack.h
@@ -39,6 +39,11 @@ static inline Sint8 stackPop(struct Stack *stack) {
 	return stack->cards[--stack->len];
 }
 
+static inline Sint8 stackTop(struct Stack *stack) {
+	if (!stack->len) return 0;
+	return stack->cards[stack->len - 1];
+}
+
 static inline void stackFlipTo(struct Stack *dst, struct Stack *src, Uint8 n) {
 	if (n > src->len) n = src->len;
 	for (Uint8 i = 0; i < n; ++i) {
-- 
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