Changeset 430

Timestamp:

Dec 17, 2009, 1:22:23 AM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

corelib: Created wrappers for all Win* and Gpi* calls that restore the FPU Control Word to what C/C++ programs expect. This fixes #105.

Location:

trunk

Files:

• mkspecs/os2-g++/API_FPU_CW_Wrappers.h (added)
• src/corelib/global/qt_os2.h (modified) (2 diffs)

trunk/src/corelib/global/qt_os2.h ¶

@@ -56 +56 @@
 #endif
 
+// wrappers for each Win* and Gpi* call that restore the FPU Control Word
+#include <API_FPU_CW_Wrappers.h>
+
 // Innotek GCC lacks some API functions in its version of OS/2 Toolkit headers
 
@@ -63 +66 @@
 
 LONG APIENTRY WinQueryClipRegion(HWND hwnd, HRGN hrgnClip);
+
+inline LONG APIENTRY __FPU_CW_WinQueryClipRegion (HWND hwnd, HRGN hrgnClip)
+{
+    LONG ret = WinQueryClipRegion (hwnd, hrgnClip);
+    __FPU_CW_Restore();
+    return ret;
+}
+#define WinQueryClipRegion __FPU_CW_WinQueryClipRegion
+
 BOOL APIENTRY WinSetClipRegion(HWND hwnd, HRGN hrgnClip);
+
+inline LONG APIENTRY __FPU_CW_WinSetClipRegion (HWND hwnd, HRGN hrgnClip)
+{
+    LONG ret = WinSetClipRegion (hwnd, hrgnClip);
+    __FPU_CW_Restore();
+    return ret;
+}
+#define WinSetClipRegion __FPU_CW_WinSetClipRegion
 
 #ifdef __cplusplus