[slim-vim] More details on the socket crash bug

[Larry Clapp]

On Thu, Jun 15, 2006 at 10:50:36PM -0700, Brad Beveridge wrote:
> My thoughts from tonight's debugging:
> Although Vim is only single threaded, almost any chunk of Vim code
> can and will call RealWaitForChar, which is where our networking
> callbacks happen.  Code that runs in ECL can and will end up calling
> RealWaitForChar, which may trigger callbacks to ECL.  I still think
> this is our problem, and I have caught it in this state before.

I tend to agree, but I find the below question interesting, too.

> However, I've tried placing crude mutexes around bits and pieces, I
> still see the problem and RealWaitForChar is not appearing more than
> once in my call stack.
> Random thought - has anybody checked to see if garbage collection is
> working properly?

Perhaps GC works all too well, and our callback function moves, but
the C code has no notion of that.  :(

I've tried mutexes, too, but only in the Lisp code.  I should try it
in the C code.

-- L