ptrace single-stepping change breaks Wine

[Jesse Allen]

On Mon, Nov 22, 2004 at 04:15:21PM -0700, Jesse Allen wrote:
> 
> For the wine app in question, it does make a difference.  However, there is 
> a new problem.  The program gets stuck at the loading screen at 100% CPU.
> It's making a call to select, timing out, and then tries select again, 
> repeats.  It's waiting for something that seems to never happen.
> 
> I've captured a log, "loop.log.bz2", and shortened to have only the relevent
> information after the CMS32_MUTEX is created.  Look for occurances of
>  "select()" -- I think the second one is where it starts.  It's on my ftp if 
> anyone wants to take a look.  It probably can be compared to the working-
> version log where this doesn't occur, but it might be a pain to spot the 
> working particular instance.
> 
> 


Actually it's pretty obvious.  In the working version, it's supposed to be
getting SIGTRAPs while it's calling select().  So something's up there.  But
it's doing part of what it should be doing now.