wine and asyncronous file i/o

Mike McCormack mike at
Fri Nov 22 00:08:05 CST 2002

Hi Martin,

What sort of file handle is the program trying to read from? Is it a 
serial port, a socket, a pipe or a standard file?

-debugmsg +file,+comm,+server,+winsock should generate a good enough trace.


Martin Fuchs wrote:

> Hi!
> I've got an application, which uses an asynchron file stream library. 
> I uses
> ReadFileEx() and alertable wait with SleepEx().
> This doesn't work right with wine. It seems to get caught in an 
> endless loop.
> Wine and wineserver together use 100 % cpu power.
> Does anyone already know, what's going wrong here?
> I had a quick look at the implementation in wine, but couldn't find 
> any hint
> about missing functionality or some thing like this.
> Which debug switches wold be usefull to trace this?

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