From 6576adb80b91d9bad93a7d1ac27a25685590fdf4 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Tue, 13 Jul 2021 12:34:35 +0200
Subject: [PATCH] - Blood: validate .ini files before using them.

They must at least have one "Episode?" section to be accepted.
---
 source/games/blood/src/levels.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/source/games/blood/src/levels.cpp b/source/games/blood/src/levels.cpp
index ee1cbfad5..b9bc85867 100644
--- a/source/games/blood/src/levels.cpp
+++ b/source/games/blood/src/levels.cpp
@@ -126,7 +126,19 @@ static const char* DefFile(void)
             if (ext.CompareNoCase(".ini") == 0)
             {
                 if (fileSystem.CheckNumForFullName(fn) != i) continue;
-                if (found == -1) found = i;
+                if (found == -1)
+                {
+                    IniFile inif(fn);
+                    for (int j = 1; j <= 6; j++)
+                    {
+                        FStringf key("Episode%d", j);
+                        if (inif.FindKey(key))
+                        {
+                            found = i;
+                            break;
+                        }
+                    }
+                }
                 else
                 {
                     found = -1;