FreeTDS Development Group

[ZIGLIO Frediano <Frediano.Ziglio AT omnitelvodafone.it>]

> 
> On 2002.06.13, James K. Lowden <jklowden AT speakeasy.org> wrote:
> > On Thu, 13 Jun 2002 16:12:56 -0400 "Dossy" 
> <dossy AT panoptic.com> wrote:
> > 
> > > While we're at it, in a greedy fit of self-interest, can 
> I ask that
> > > thread-safe versions of the convert functions be created, so I can
> > > ditch the ones I hacked together for nsfreetds?
> > 
> > I have a thread-poor system.  Could you be more explicit 
> about what's not
> > thread-safe in convert.c?  I'm familiar with threading 
> issues in general,
> > but not with the unix system calls or structure names.  
> 
> convert.c:
> 
>      56 /*
>      57 this needs to go...
>      58 it won't handle binary or text/image when they are added
>      59 it's not thread safe
>      60 it works for the moment though til i decide how i 
> really want to
> handle it
>      61 */
>      62 static TDS_CHAR tmp_str[4096];
> 
> Global variables are not thread-safe.
> 
> I just found this URL about "Writing Reentrant and Thread-Safe Code"
> which might be worth a quick read:
> 
>     
> http://www.unet.univie.ac.at/aix/aixprggd/genprogc/writing_ree
ntrant_thread_safe_code.htm

You are right. I written a simple patch to this (see patch #569044 on
SourceForge)

freddy77