[PATCH 1/1] Add env variable to hide wait window

[Isaac Marovitz]

From: Isaac Marovitz

Fix oopsie

Check if null
---
 programs/wineboot/wineboot.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/programs/wineboot/wineboot.c b/programs/wineboot/wineboot.c
index c05ce580298..0dbff34a8f4 100644
--- a/programs/wineboot/wineboot.c
+++ b/programs/wineboot/wineboot.c
@@ -1495,7 +1495,11 @@ static void update_wineprefix( BOOL force )

if ((process = start_rundll32( inf_path, L"PreInstall", IMAGE_FILE_MACHINE_TARGET_HOST )))
         {
-            HWND hwnd = show_wait_window();
+            HWND hwnd;
+            WCHAR *hide = _wgetenv( L"WINEHIDEWAIT" );
+            if (hide == NULL) {
+                hwnd = show_wait_window();
+            }
             for (;;)
             {
                 MSG msg;
@@ -1513,7 +1517,9 @@ static void update_wineprefix( BOOL force )
                 }
                 else while (PeekMessageW( &msg, 0, 0, 0, PM_REMOVE )) DispatchMessageW( &msg );
             }
-            DestroyWindow( hwnd );
+            if (hide == NULL) {
+                DestroyWindow(hwnd);
+            }
         }
         install_root_pnp_devices();
         update_user_profile();