From 1a5a2aba2bffcf588c91e11f0b2e30becaceef1c Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Sun, 25 Jul 2021 17:27:52 +0200
Subject: [PATCH] - Blood: fixed path validation for cutscene files.

---
 source/games/blood/src/levels.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/source/games/blood/src/levels.cpp b/source/games/blood/src/levels.cpp
index aad3596ad..a4692c6fe 100644
--- a/source/games/blood/src/levels.cpp
+++ b/source/games/blood/src/levels.cpp
@@ -156,10 +156,18 @@ static FString cleanPath(const char* pth)
 {
     FString path = pth;
     FixPathSeperator(path);
-    if (FileExists(path)) return path;
+    if (fileSystem.FileExists(path)) return path;
     if (path.Len() > 3 && path[1] == ':' && isalpha(path[0]) && path[2] == '/')
     {
-        return path.Mid(3);
+        path = path.Mid(3);
+        if (fileSystem.FileExists(path)) return path;
+    }
+    // optionally strip the first path component to account for poor logic of the DOS EXE.
+    auto pos = path.IndexOf("/");
+    if (pos >= 0)
+    {
+        auto npath = path.Mid(pos + 1);
+        if (fileSystem.FileExists(npath)) return npath;
     }
     return path;
 }