From 378f7e1986db02342fd932caa1bd5aeb25f27e7e Mon Sep 17 00:00:00 2001
From: VincentWei <vincent@minigui.org>
Date: Sat, 19 May 2018 15:13:12 +0800
Subject: [PATCH] cleanup

---
 src/gui/window.c        | 1 +
 src/include/internals.h | 2 +-
 src/kernel/message.c    | 4 +++-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/gui/window.c b/src/gui/window.c
index dc16cef1..0c4b37bd 100644
--- a/src/gui/window.c
+++ b/src/gui/window.c
@@ -3529,6 +3529,7 @@ void GUIAPI MainWindowThreadCleanup (HWND hMainWnd)
 #ifdef _MGRM_THREADS
     if (pWin->pHosting == NULL) {
         mg_FreeMsgQueueThisThread ();
+        _MG_PRINTF ("GUI>Window: Message queure is freed: %p (%s)\n", pWin, pWin->spCaption);
     }
 #endif
 
diff --git a/src/include/internals.h b/src/include/internals.h
index 2a7d0257..52672e1e 100644
--- a/src/include/internals.h
+++ b/src/include/internals.h
@@ -599,7 +599,7 @@ static inline MSGQUEUE* GetMsgQueueThisThread (void)
     pMsgQueue = (MSGQUEUE*) pthread_getspecific (__mg_threadinfo_key);
 #ifdef __VXWORKS__
     if (pMsgQueue == (void *)-1) {
-	return NULL;
+        return NULL;
     }
 #endif
     return pMsgQueue;
diff --git a/src/kernel/message.c b/src/kernel/message.c
index 6ae54f12..ad71f3f6 100644
--- a/src/kernel/message.c
+++ b/src/kernel/message.c
@@ -485,8 +485,10 @@ BOOL PeekMessageEx (PMSG pMsg, HWND hWnd, UINT nMsgFilterMin, UINT nMsgFilterMax
         return FALSE;
 
 #ifdef _MGRM_THREADS
-    if (!(pMsgQueue = GetMsgQueueThisThread ()))
+    if (!(pMsgQueue = GetMsgQueueThisThread ())) {
+        _MG_PRINTF ("Kernel>message: no message queue.\n");
         return FALSE;
+    }
 #else
     pMsgQueue = __mg_dsk_msg_queue;
 #endif