From b5de0c02c811549d5e15bfc209a1fa9c1f1744d2 Mon Sep 17 00:00:00 2001
From: Rob Mensching <rob@firegiant.com>
Date: Sat, 13 Jul 2024 00:28:18 -0700
Subject: Reset current directory so SFXCA directory can be cleaned up

Fixes 8630
---
 .../CustomActionProxy.cs                              | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/dtf/WixToolset.Dtf.WindowsInstaller/CustomActionProxy.cs b/src/dtf/WixToolset.Dtf.WindowsInstaller/CustomActionProxy.cs
index f58ff07d..fca15dbc 100644
--- a/src/dtf/WixToolset.Dtf.WindowsInstaller/CustomActionProxy.cs
+++ b/src/dtf/WixToolset.Dtf.WindowsInstaller/CustomActionProxy.cs
@@ -101,8 +101,13 @@ namespace WixToolset.Dtf.WindowsInstaller
                 return (int) ActionResult.Failure;
             }
 
+            string originalDirectory = null;
+
             try
             {
+                // Remember the original directory so we can restore it later.
+                originalDirectory = Environment.CurrentDirectory;
+
                 // Set the current directory to the location of the extracted files.
                 Environment.CurrentDirectory =
                     AppDomain.CurrentDomain.BaseDirectory;
@@ -142,6 +147,20 @@ namespace WixToolset.Dtf.WindowsInstaller
                 session.Log(ex.ToString());
                 return (int) ActionResult.Failure;
             }
+            finally
+            {
+                try
+                {
+                    if (!String.IsNullOrEmpty(originalDirectory))
+                    {
+                        Environment.CurrentDirectory = originalDirectory;
+                    }
+                }
+                catch (Exception ex)
+                {
+                    session.Log("Failed to restore current directory after running custom action: {0}", ex.Message);
+                }
+            }
         }
 
         /// <summary>
-- 
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