From 6dec7a5b35d69ff3643cb4d560f190160a21bcd3 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Wed, 21 Feb 2024 19:19:49 +0000
Subject: [PATCH] Saveload: Add PeekByte method to ReadBuffer

---
 src/sl/saveload_buffer.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/sl/saveload_buffer.h b/src/sl/saveload_buffer.h
index 88f88acc98..a8c8e71755 100644
--- a/src/sl/saveload_buffer.h
+++ b/src/sl/saveload_buffer.h
@@ -69,6 +69,15 @@ struct ReadBuffer {
 		return RawReadByte();
 	}
 
+	inline byte PeekByte()
+	{
+		if (unlikely(this->bufp == this->bufe)) {
+			this->AcquireBytes();
+		}
+
+		return *this->bufp;
+	}
+
 	inline void CheckBytes(size_t bytes)
 	{
 		while (unlikely(this->bufp + bytes > this->bufe)) this->AcquireBytes();