[Bug 46254] EnumResourceTypesW should return True if there are no resources to enumerate

[WineHQ Bugzilla]

http://bugs.winehq.org/show_bug.cgi?id=46254

--- Comment #5 from Janne  ---
(In reply to Maotong Zhang from comment #4)
> (In reply to Janne from comment #3)
> > Created attachment 79049 [details]
> > EnumResourceTypesA test code
> >
> > I made simpple application which calls EnumResourceTypesA.
> >
> > Application was tested on Wine 10.9 and on Windows 11.
> >
> > In case callback function returns TRUE. 
> > EnumResourceTypesA returns TRUE 
> > In Windows11: GetLastError returns 126.
> > In Wine: GetLastError returns 126.
> >
> > If callback function returns FALSE. 
> > EnumResourceTypesA returns FALSE.
> > In Windows11: GetLastError returns 15106.
> > In Wine: GetLastError returns 126.
> >
> > If callback function pointer is NULL.
> >
> > In Windows11: 
> > EnumResourceTypesA returns FALSE. 
> > GetLastError returns: 998.
> >
> > Wine Crashes.
> >
> > Source of my test application attached.
>
> In what situations is it necessary to pass NULL to EnumResourceTypes?

Most likely thee are not situations where NULL is passed to EnumResourceTypes.
But there seems to be a difference in behavior between Wine & Windows.