Exception handling: Added a magic __EXCEPT_PAGE_FAULT macro to make it

dlls/ntdll/exception.c

@@ -546,7 +546,13 @@ DWORD __wine_exception_handler( EXCEPTION_RECORD *record, EXCEPTION_REGISTRATION
 
     if (record->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND | EH_NESTED_CALL))
         return ExceptionContinueSearch;
-    if (wine_frame->u.filter)
+
+    if (wine_frame->u.filter == (void *)1)  /* special hack for page faults */
+    {
+        if (record->ExceptionCode != EXCEPTION_ACCESS_VIOLATION)
+            return ExceptionContinueSearch;
+    }
+    else if (wine_frame->u.filter)
     {
         EXCEPTION_POINTERS ptrs;
         ptrs.ExceptionRecord = record;

include/wine/exception.h

@@ -71,6 +71,7 @@
 #define __EXCEPT(func) __except((func)(GetExceptionInformation()))
 #define __FINALLY(func) __finally { (func)(!AbnormalTermination()); }
 #define __ENDTRY /*nothing*/
+#define __EXCEPT_PAGE_FAULT __except(GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION)
 
 #else  /* USE_COMPILER_EXCEPTIONS */
 
@@ -122,6 +123,9 @@
 typedef DWORD (CALLBACK *__WINE_FILTER)(PEXCEPTION_POINTERS);
 typedef void (CALLBACK *__WINE_FINALLY)(BOOL);
 
+/* convenience handler for page fault exceptions */
+#define __EXCEPT_PAGE_FAULT __EXCEPT( (__WINE_FILTER)1 )
+
 #define WINE_EXCEPTION_FILTER(func) DWORD WINAPI func( EXCEPTION_POINTERS *__eptr )
 #define WINE_FINALLY_FUNC(func) void WINAPI func( BOOL __normal )