From 1e54f1316d30eae86bc38490f84aa55ee4568a25 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9rgio=20Martins?= <sergio.martins@kdab.com>
Date: Fri, 20 Jun 2014 12:34:30 +0100
Subject: Print the reason why SetWindowsHookEx failed.

Task-number: QTBUG-14301
Change-Id: I4733a57034259b013864bf91aba6cce2f411ab48
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
---
 src/corelib/kernel/qeventdispatcher_win.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/corelib')

diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp
index db2d30f2f5..f38ac7bf26 100644
--- a/src/corelib/kernel/qeventdispatcher_win.cpp
+++ b/src/corelib/kernel/qeventdispatcher_win.cpp
@@ -656,7 +656,9 @@ void QEventDispatcherWin32::createInternalHwnd()
     // setup GetMessage hook needed to drive our posted events
     d->getMessageHook = SetWindowsHookEx(WH_GETMESSAGE, (HOOKPROC) qt_GetMessageHook, NULL, GetCurrentThreadId());
     if (!d->getMessageHook) {
-        qFatal("Qt: INTERNALL ERROR: failed to install GetMessage hook");
+        int errorCode = GetLastError();
+        qFatal("Qt: INTERNAL ERROR: failed to install GetMessage hook: %d, %s",
+               errorCode, qPrintable(qt_error_string(errorCode)));
     }
 #endif
 
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