On Saturday 31 October 2009 05:22:31 you wrote: > I haven't came across an installer yet that fails on WINE because of this. > I have jumped ahead a bit here. > > Regardless, if a file has been mapped by using CreateFileMapping/MapViewOfFile > and the CopyFile api (having the last parameter as FALSE) is used in an > attempt > to overwrite it, CopyFile will of course fail. > In Windows, XP and 2k at least, GetLastError in this case will return > ERROR_USER_MAPPED_FILE. Currently WINE does not return this error code, > actually > it returns ERROR_ALREADY_EXISTS which is incorrect. So that would have to be > fixed in WINE to see the problem in an msi installer. > > Im assuming Im gonna have to create a test for for kernel32/file.c showing the > wrong error set for CopyFile failing in that case before this patch can be > accepted?
It would need a fix as well. There's no point in checking for this error if Wine doesn't return it. -Hans