X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/37da386f77095543cf7740453455701ab65b5c94..62f864c32c53356b7228591c85b14abc491c46f0:/src/mac/carbon/thread.cpp

diff --git a/src/mac/carbon/thread.cpp b/src/mac/carbon/thread.cpp
index 3700a9a375..bbfafd4b38 100644
--- a/src/mac/carbon/thread.cpp
+++ b/src/mac/carbon/thread.cpp
@@ -35,7 +35,7 @@
 #include "wx/thread.h"
 
 #ifdef __WXMAC__
-#if TARGET_API_MAC_OSX
+#ifdef __DARWIN__
 #include <CoreServices/CoreServices.h>
 #else
 #include <DriverServices.h>
@@ -1721,6 +1721,9 @@ void WXDLLIMPEXP_BASE wxMutexGuiLeaveOrEnter()
     wxASSERT_MSG( wxThread::IsMain(),
                   wxT("only main thread may call wxMutexGuiLeaveOrEnter()!") );
 
+    if( !gs_critsectWaitingForGui )
+        return;
+        
     wxCriticalSectionLocker enter(*gs_critsectWaitingForGui);
 
     if ( gs_nWaitingForGui == 0 )