Re: [gnet-dev] gnet-win32 message callback

["Andrew J. Lanoix" <alanoix umich edu>]

--On Wednesday, May 09, 2001 2:30 PM -0700 wroberts1 home com wrote:

> Another issue that comes up is the iochannel watch thread on a
> tcp server socket not being freed, when socket is closed.
> I cant yet tell if its a glib-win32 problem or a gnet-win32 problem.
> It seems to lean towards giowin32.
>
> When peer of a tcp server socket closes the connection, g_io_win32_free()
> never gets called because the iochannel ref_count never reaches zero.
> It is an issue, because after several times of connecting and
> disconnecting there will be orphaned watch threads eating up buffer
> space. Eventually the giowin32.c:create_thread() will fail with buffer
> space error.
>
> I have verified that it works properly in linux, the iochannel ref_count
> does reach zero and iochannel is freed.  In win32, the ref_count ends
> up at two. I find it difficult to track down, between the
> g_io_msg_create_watch, g_io_win32_create_watch, select_thread
> referencing.

I'll look into this. It is most likely in the new version of Glib since 
it's socket code is completely rewritten. I have run into the exact same 
problem before, and made the change in GNet late last year.

Andy