[PATCH 7/8] dinput: Exit internal thread when no devices are acquired.

[Rémi Bernon]

And after a 1s timeout, so that the message window used for rawinput
device registration stays alive for a while even when no devices are
acquired. This is required for some of the tests to pass.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52263
Signed-off-by: Rémi Bernon <rbernon at codeweavers.com>
---
 dlls/dinput/dinput_main.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/dlls/dinput/dinput_main.c b/dlls/dinput/dinput_main.c
index 9903a02c42f..764eada6762 100644
--- a/dlls/dinput/dinput_main.c
+++ b/dlls/dinput/dinput_main.c
@@ -1264,6 +1264,7 @@ static DWORD WINAPI dinput_thread_proc( void *params )
     HANDLE events[128], start_event = params;
     HHOOK kbd_hook = NULL, mouse_hook = NULL;
     struct dinput_device *impl, *next;
+    DWORD timeout = INFINITE;
     SIZE_T events_count = 0;
     HANDLE finished_event;
     HRESULT hr;
@@ -1280,7 +1281,8 @@ static DWORD WINAPI dinput_thread_proc( void *params )
     PeekMessageW( &msg, 0, 0, 0, PM_NOREMOVE );
     SetEvent( start_event );
 
-    while ((ret = MsgWaitForMultipleObjectsEx( events_count, events, INFINITE, QS_ALLINPUT, 0 )) <= events_count)
+    while ((ret = MsgWaitForMultipleObjectsEx( events_count, events, timeout, QS_ALLINPUT, 0 )) <= events_count ||
+           ret == WAIT_TIMEOUT)
     {
         UINT kbd_cnt = 0, mice_cnt = 0;
 
@@ -1351,6 +1353,17 @@ static DWORD WINAPI dinput_thread_proc( void *params )
             events[events_count++] = impl->read_event;
         }
 
+        if (!list_empty( &acquired_device_list ) || !list_empty( &acquired_rawmouse_list ) ||
+            !list_empty( &acquired_mouse_list ) || !list_empty( &acquired_keyboard_list ))
+            timeout = INFINITE;
+        else if (ret == WAIT_TIMEOUT)
+        {
+            di_em_win = 0;
+            LeaveCriticalSection( &dinput_hook_crit );
+            goto done;
+        }
+        else timeout = 1000;
+
         LeaveCriticalSection( &dinput_hook_crit );
     }
 
-- 
2.34.1