make it possible to use sse2 with mingw

All the windows callback functions need an attribute to force the
alignment of the arg pointer.

Reviewed-by: Benjamin Poulain

17 files changed, 37 insertions, 28 deletions

diff --git a/src/3rdparty/phonon/waveout/mediaobject.cpp b/src/3rdparty/phonon/waveout/mediaobject.cpp
index 08af4ee2d3..fdd81a72c7 100644
--- a/src/3rdparty/phonon/waveout/mediaobject.cpp
+++ b/src/3rdparty/phonon/waveout/mediaobject.cpp
@@ -70,7 +70,7 @@ namespace Phonon
         }
 
 
-        void CALLBACK MediaObject::WaveOutCallBack(HWAVEOUT m_hWaveOut, UINT uMsg, DWORD dwInstance, DWORD dwParam1, DWORD dwParam2)
+        void QT_WIN_CALLBACK MediaObject::WaveOutCallBack(HWAVEOUT m_hWaveOut, UINT uMsg, DWORD dwInstance, DWORD dwParam1, DWORD dwParam2)
         {
             Q_UNUSED(m_hWaveOut);
             Q_UNUSED(dwInstance);
diff --git a/src/3rdparty/phonon/waveout/mediaobject.h b/src/3rdparty/phonon/waveout/mediaobject.h
index dd6b24bc6c..bb1410a8dd 100644
--- a/src/3rdparty/phonon/waveout/mediaobject.h
+++ b/src/3rdparty/phonon/waveout/mediaobject.h
@@ -112,7 +112,7 @@ namespace Phonon
             void deleteValidWaveOutDevice();
             void playBuffer(WAVEHDR *waveHeader);
 
-            static void CALLBACK WaveOutCallBack(HWAVEOUT hWaveOut, UINT uMsg, DWORD dwInstance, DWORD dwParam1, DWORD dwParam2);
+            static void QT_WIN_CALLBACK WaveOutCallBack(HWAVEOUT hWaveOut, UINT uMsg, DWORD dwInstance, DWORD dwParam1, DWORD dwParam2);
 
              struct {
             WAVEHDR  *waveHeader;
diff --git a/src/activeqt/control/qaxserverbase.cpp b/src/activeqt/control/qaxserverbase.cpp
index ce71490f81..ca16b397e0 100644
--- a/src/activeqt/control/qaxserverbase.cpp
+++ b/src/activeqt/control/qaxserverbase.cpp
@@ -160,7 +160,7 @@ public:
     void createMenu(QMenuBar *menuBar);
     void removeMenu();
 
-    static LRESULT CALLBACK ActiveXProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
+    static LRESULT QT_WIN_CALLBACK ActiveXProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 
 // Object registration with OLE
     void registerActiveObject(IUnknown *object);
@@ -764,7 +764,7 @@ private:
 };
 
 // callback for DLL server to hook into non-Qt eventloop
-LRESULT CALLBACK axs_FilterProc(int nCode, WPARAM wParam, LPARAM lParam)
+LRESULT QT_WIN_CALLBACK axs_FilterProc(int nCode, WPARAM wParam, LPARAM lParam)
 {
     if (qApp && !invokeCount)
         qApp->sendPostedEvents();
@@ -1350,7 +1350,7 @@ class HackWidget : public QWidget
 
     The semantics of \a wParam and \a lParam depend on the value of \a uMsg.
 */
-LRESULT CALLBACK QAxServerBase::ActiveXProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+LRESULT QT_WIN_CALLBACK QAxServerBase::ActiveXProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
     if (uMsg == WM_CREATE) {
         CREATESTRUCT *cs = (CREATESTRUCT*)lParam;
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index 4d48b60807..6437fb73bb 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -1064,6 +1064,16 @@ redefine to built-in booleans to make autotests work properly */
 #  define QT_FASTCALL
 #endif
 
+//defines the type for the WNDPROC on windows
+//the alignment needs to be forced for sse2 to not crash with mingw
+#if defined(Q_WS_WIN)
+#  if defined(Q_CC_MINGW)
+#    define QT_WIN_CALLBACK CALLBACK __attribute__ ((force_align_arg_pointer))
+#  else
+#    define QT_WIN_CALLBACK CALLBACK
+#  endif
+#endif
+
 typedef int QNoImplicitBoolCast;
 
 #if defined(QT_ARCH_ARM) || defined(QT_ARCH_ARMV6) || defined(QT_ARCH_AVR32) || (defined(QT_ARCH_MIPS) && (defined(Q_WS_QWS) || defined(Q_OS_WINCE))) || defined(QT_ARCH_SH) || defined(QT_ARCH_SH4A)
diff --git a/src/corelib/io/qprocess_win.cpp b/src/corelib/io/qprocess_win.cpp
index f3fc28eff7..cb25a58f19 100644
--- a/src/corelib/io/qprocess_win.cpp
+++ b/src/corelib/io/qprocess_win.cpp
@@ -525,7 +525,7 @@ qint64 QProcessPrivate::readFromStderr(char *data, qint64 maxlen)
 }
 
 
-static BOOL CALLBACK qt_terminateApp(HWND hwnd, LPARAM procId)
+static BOOL QT_WIN_CALLBACK qt_terminateApp(HWND hwnd, LPARAM procId)
 {
     DWORD currentProcId = 0;
     GetWindowThreadProcessId(hwnd, &currentProcId);
diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp
index 4755540cce..2633a7c337 100644
--- a/src/corelib/kernel/qeventdispatcher_win.cpp
+++ b/src/corelib/kernel/qeventdispatcher_win.cpp
@@ -308,7 +308,7 @@ typedef MMRESULT(WINAPI *ptimeKillEvent)(UINT);
 static ptimeSetEvent qtimeSetEvent = 0;
 static ptimeKillEvent qtimeKillEvent = 0;
 
-LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
+LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
 
 static void resolveTimerAPI()
 {
@@ -420,7 +420,7 @@ Q_CORE_EXPORT bool winGetMessage(MSG* msg, HWND hWnd, UINT wMsgFilterMin,
 }
 
 // This function is called by a workerthread
-void WINAPI CALLBACK qt_fast_timer_proc(uint timerId, uint /*reserved*/, DWORD_PTR user, DWORD_PTR /*reserved*/, DWORD_PTR /*reserved*/)
+void WINAPI QT_WIN_CALLBACK qt_fast_timer_proc(uint timerId, uint /*reserved*/, DWORD_PTR user, DWORD_PTR /*reserved*/, DWORD_PTR /*reserved*/)
 {
     if (!timerId) // sanity check
         return;
@@ -429,7 +429,7 @@ void WINAPI CALLBACK qt_fast_timer_proc(uint timerId, uint /*reserved*/, DWORD_P
     QCoreApplication::postEvent(t->dispatcher, new QTimerEvent(t->timerId));
 }
 
-LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp)
+LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp)
 {
     if (message == WM_NCCREATE)
         return true;
@@ -506,7 +506,7 @@ LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp)
     return DefWindowProc(hwnd, message, wp, lp);
 }
 
-LRESULT CALLBACK qt_GetMessageHook(int code, WPARAM wp, LPARAM lp)
+LRESULT QT_WIN_CALLBACK qt_GetMessageHook(int code, WPARAM wp, LPARAM lp)
 {
     if (wp == PM_REMOVE) {
         QEventDispatcherWin32 *q = qobject_cast<QEventDispatcherWin32 *>(QAbstractEventDispatcher::instance());
diff --git a/src/corelib/kernel/qeventdispatcher_win_p.h b/src/corelib/kernel/qeventdispatcher_win_p.h
index ed94c49086..788cc44f75 100644
--- a/src/corelib/kernel/qeventdispatcher_win_p.h
+++ b/src/corelib/kernel/qeventdispatcher_win_p.h
@@ -62,7 +62,7 @@ class QWinEventNotifier;
 class QEventDispatcherWin32Private;
 
 // forward declaration
-LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
+LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
 
 class Q_CORE_EXPORT QEventDispatcherWin32 : public QAbstractEventDispatcher
 {
@@ -101,8 +101,8 @@ public:
     bool event(QEvent *e);
 
 private:
-    friend LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
-    friend LRESULT CALLBACK qt_GetMessageHook(int, WPARAM, LPARAM);
+    friend LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp);
+    friend LRESULT QT_WIN_CALLBACK qt_GetMessageHook(int, WPARAM, LPARAM);
 };
 
 QT_END_NAMESPACE
diff --git a/src/gui/dialogs/qfiledialog_win_p.h b/src/gui/dialogs/qfiledialog_win_p.h
index 44b7e43445..7079925b11 100644
--- a/src/gui/dialogs/qfiledialog_win_p.h
+++ b/src/gui/dialogs/qfiledialog_win_p.h
@@ -82,7 +82,7 @@ typedef int GETPROPERTYSTOREFLAGS;
 #define GPS_BESTEFFORT            0x00000040
 #define GPS_MASK_VALID            0x0000007F
 
-typedef int (CALLBACK* BFFCALLBACK)(HWND hwnd, UINT uMsg, LPARAM lParam, LPARAM lpData);
+typedef int (QT_WIN_CALLBACK* BFFCALLBACK)(HWND hwnd, UINT uMsg, LPARAM lParam, LPARAM lpData);
 // message from browser
 #define BFFM_INITIALIZED        1
 #define BFFM_SELCHANGED         2
diff --git a/src/gui/kernel/qapplication_win.cpp b/src/gui/kernel/qapplication_win.cpp
index 9872514b9f..ae9b34cd5c 100644
--- a/src/gui/kernel/qapplication_win.cpp
+++ b/src/gui/kernel/qapplication_win.cpp
@@ -441,7 +441,7 @@ extern QCursor *qt_grab_cursor();
 #define __export
 #endif
 
-extern "C" LRESULT CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
+extern "C" LRESULT QT_WIN_CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
 
 class QETWidget : public QWidget                // event translator widget
 {
@@ -1400,8 +1400,7 @@ static bool qt_is_translatable_mouse_event(UINT message)
             ;
 }
 
-extern "C"
-LRESULT CALLBACK QtWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
+extern "C" LRESULT QT_WIN_CALLBACK QtWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 {
     bool result = true;
     QEvent::Type evt_type = QEvent::None;
diff --git a/src/gui/kernel/qdesktopwidget_win.cpp b/src/gui/kernel/qdesktopwidget_win.cpp
index 1fea8d64d3..07dbc24b91 100644
--- a/src/gui/kernel/qdesktopwidget_win.cpp
+++ b/src/gui/kernel/qdesktopwidget_win.cpp
@@ -76,7 +76,7 @@ public:
     };
 
     typedef BOOL (WINAPI *InfoFunc)(HMONITOR, MONITORINFO*);
-    typedef BOOL (CALLBACK *EnumProc)(HMONITOR, HDC, LPRECT, LPARAM);
+    typedef BOOL (QT_WIN_CALLBACK *EnumProc)(HMONITOR, HDC, LPRECT, LPARAM);
     typedef BOOL (WINAPI *EnumFunc)(HDC, LPCRECT, EnumProc, LPARAM);
 
     static EnumFunc enumDisplayMonitors;
@@ -107,7 +107,7 @@ static inline void qt_get_sip_info(QRect &rect)
 #endif
 
 
-BOOL CALLBACK enumCallback(HMONITOR hMonitor, HDC, LPRECT, LPARAM)
+BOOL QT_WIN_CALLBACK enumCallback(HMONITOR hMonitor, HDC, LPRECT, LPARAM)
 {
     QDesktopWidgetPrivate::screenCount++;
     QDesktopWidgetPrivate::rects->resize(QDesktopWidgetPrivate::screenCount);
diff --git a/src/gui/kernel/qkeymapper_win.cpp b/src/gui/kernel/qkeymapper_win.cpp
index e555c5c22c..f84b902498 100644
--- a/src/gui/kernel/qkeymapper_win.cpp
+++ b/src/gui/kernel/qkeymapper_win.cpp
@@ -56,7 +56,7 @@ QT_BEGIN_NAMESPACE
 //#define DEBUG_KEYMAPPER
 
 // Implemented elsewhere
-extern "C" LRESULT CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
+extern "C" LRESULT QT_WIN_CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
 
 extern Q_CORE_EXPORT QLocale qt_localeFromLCID(LCID id);
 #ifndef LANG_PASHTO
diff --git a/src/gui/kernel/qwidget_win.cpp b/src/gui/kernel/qwidget_win.cpp
index 2dcbfc3e31..7d647b79ee 100644
--- a/src/gui/kernel/qwidget_win.cpp
+++ b/src/gui/kernel/qwidget_win.cpp
@@ -243,7 +243,7 @@ static QCursor *mouseGrbCur = 0;
 static QWidget *keyboardGrb = 0;
 static HHOOK   journalRec  = 0;
 
-extern "C" LRESULT CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
+extern "C" LRESULT QT_WIN_CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
 
 #define XCOORD_MAX 16383
 #define WRECT_MAX 16383
@@ -825,7 +825,7 @@ QCursor *qt_grab_cursor()
 
 // The procedure does nothing, but is required for mousegrabbing to work
 #ifndef Q_WS_WINCE
-LRESULT CALLBACK qJournalRecordProc(int nCode, WPARAM wParam, LPARAM lParam)
+LRESULT QT_WIN_CALLBACK qJournalRecordProc(int nCode, WPARAM wParam, LPARAM lParam)
 {
     return CallNextHookEx(journalRec, nCode, wParam, lParam);
 }
diff --git a/src/gui/kernel/qwidget_wince.cpp b/src/gui/kernel/qwidget_wince.cpp
index fa9470325b..509847b6d8 100644
--- a/src/gui/kernel/qwidget_wince.cpp
+++ b/src/gui/kernel/qwidget_wince.cpp
@@ -46,7 +46,7 @@
 QT_BEGIN_NAMESPACE
 
 const QString qt_reg_winclass(QWidget *w);                // defined in qapplication_win.cpp
-extern "C" LRESULT CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
+extern "C" LRESULT QT_WIN_CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
 
 //#define TABLET_DEBUG
 #define PACKETDATA  (PK_X | PK_Y | PK_BUTTONS | PK_NORMAL_PRESSURE | PK_TANGENT_PRESSURE \
@@ -586,7 +586,7 @@ void QWidgetPrivate::setWindowOpacity_sys(qreal level) {
 }
 
 // The procedure does nothing, but is required for mousegrabbing to work
-LRESULT CALLBACK qJournalRecordProc(int nCode, WPARAM wParam, LPARAM lParam) {
+LRESULT QT_WIN_CALLBACK qJournalRecordProc(int nCode, WPARAM wParam, LPARAM lParam) {
     Q_UNUSED(nCode);
     Q_UNUSED(wParam);
     Q_UNUSED(lParam);
diff --git a/src/multimedia/audio/qaudioinput_win32_p.cpp b/src/multimedia/audio/qaudioinput_win32_p.cpp
index 594f6caf64..180cbdabd0 100644
--- a/src/multimedia/audio/qaudioinput_win32_p.cpp
+++ b/src/multimedia/audio/qaudioinput_win32_p.cpp
@@ -88,7 +88,7 @@ QAudioInputPrivate::~QAudioInputPrivate()
     DeleteCriticalSection(&waveInCriticalSection);
 }
 
-void CALLBACK QAudioInputPrivate::waveInProc( HWAVEIN hWaveIn, UINT uMsg,
+void QT_WIN_CALLBACK QAudioInputPrivate::waveInProc( HWAVEIN hWaveIn, UINT uMsg,
         DWORD dwInstance, DWORD dwParam1, DWORD dwParam2 )
 {
     Q_UNUSED(dwParam1)
diff --git a/src/multimedia/audio/qaudiooutput_win32_p.cpp b/src/multimedia/audio/qaudiooutput_win32_p.cpp
index 6200160202..c7f57529be 100644
--- a/src/multimedia/audio/qaudiooutput_win32_p.cpp
+++ b/src/multimedia/audio/qaudiooutput_win32_p.cpp
@@ -88,7 +88,7 @@ QAudioOutputPrivate::~QAudioOutputPrivate()
     DeleteCriticalSection(&waveOutCriticalSection);
 }
 
-void CALLBACK QAudioOutputPrivate::waveOutProc( HWAVEOUT hWaveOut, UINT uMsg,
+void QT_WIN_CALLBACK QAudioOutputPrivate::waveOutProc( HWAVEOUT hWaveOut, UINT uMsg,
         DWORD dwInstance, DWORD dwParam1, DWORD dwParam2 )
 {
     Q_UNUSED(dwParam1)
diff --git a/src/multimedia/audio/qaudiooutput_win32_p.h b/src/multimedia/audio/qaudiooutput_win32_p.h
index 6e0899f3ea..bb176a0f6a 100644
--- a/src/multimedia/audio/qaudiooutput_win32_p.h
+++ b/src/multimedia/audio/qaudiooutput_win32_p.h
@@ -116,7 +116,7 @@ private:
     qint64 totalTimeValue;
     bool pullMode;
     int intervalTime;
-    static void CALLBACK waveOutProc( HWAVEOUT hWaveOut, UINT uMsg,
+    static void QT_WIN_CALLBACK waveOutProc( HWAVEOUT hWaveOut, UINT uMsg,
             DWORD dwInstance, DWORD dwParam1, DWORD dwParam2 );
 
     WAVEHDR* allocateBlocks(int size, int count);
diff --git a/src/qt3support/other/q3process_win.cpp b/src/qt3support/other/q3process_win.cpp
index da39bdc561..9b6952034a 100644
--- a/src/qt3support/other/q3process_win.cpp
+++ b/src/qt3support/other/q3process_win.cpp
@@ -384,7 +384,7 @@ bool Q3Process::start( QStringList *env )
     return true;
 }
 
-static BOOL CALLBACK qt_terminateApp( HWND hwnd, LPARAM procId )
+static BOOL QT_WIN_CALLBACK qt_terminateApp( HWND hwnd, LPARAM procId )
 {
     DWORD procId_win;
     GetWindowThreadProcessId( hwnd, &procId_win );