From efced4e7637eacf803592e530149788c75c67c4d Mon Sep 17 00:00:00 2001
From: spherallic <spherallic@gmail.com>
Date: Fri, 3 May 2024 15:54:36 +0200
Subject: [PATCH] Allow less than 3 emerald shards instead of crashing

---
 src/p_setup.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/p_setup.c b/src/p_setup.c
index 41487d702..f6d9604d5 100644
--- a/src/p_setup.c
+++ b/src/p_setup.c
@@ -831,13 +831,15 @@ void P_ScanThings(INT16 mapnum, INT16 wadnum, INT16 lumpnum)
 
 static void P_SpawnEmeraldHunt(void)
 {
-	INT32 emer[3], num[MAXHUNTEMERALDS], i, randomkey;
+	INT32 emer[3], num[MAXHUNTEMERALDS], i, amount, randomkey;
 	fixed_t x, y, z;
 
 	for (i = 0; i < numhuntemeralds; i++)
 		num[i] = i;
 
-	for (i = 0; i < 3; i++)
+	amount = min(numhuntemeralds, 3);
+
+	for (i = 0; i < amount; i++)
 	{
 		// generate random index, shuffle afterwards
 		randomkey = P_RandomKey(numhuntemeralds--);