From 642d03e08b41f37545d637fb4436f4a342eec966 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Gardou?= <jerome.gardou@reactos.org>
Date: Thu, 10 Jul 2014 09:05:43 +0000
Subject: [PATCH] [APPWIZ]  - Expand the registry entry when installing gecko
 package from disk. Now unattended setup can really be unattended.

svn path=/trunk/; revision=63706
---
 reactos/dll/cpl/appwiz/addons.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/reactos/dll/cpl/appwiz/addons.c b/reactos/dll/cpl/appwiz/addons.c
index e103bc5e7df..fa728cd72c9 100644
--- a/reactos/dll/cpl/appwiz/addons.c
+++ b/reactos/dll/cpl/appwiz/addons.c
@@ -214,6 +214,18 @@ static enum install_res install_from_registered_dir(void)
         return INSTALL_FAILED;
     }
 
+    if (type == REG_EXPAND_SZ)
+    {
+        size = ExpandEnvironmentStringsA(package_dir, NULL, 0);
+        if (size)
+        {
+            char* buf = heap_alloc(size + sizeof(addon->file_name));
+            ExpandEnvironmentStringsA(package_dir, buf, size);
+            heap_free(package_dir);
+            package_dir = buf;
+        }
+    }
+
     TRACE("Trying %s/%s\n", debugstr_a(package_dir), debugstr_a(addon->file_name));
 
     ret = install_from_unix_file(package_dir, "", addon->file_name);