[erlang-questions] R14B gen_tcp:recv/2,3

Bengt Kleberg <>
Fri Sep 17 09:51:41 CEST 2010


I read the README and it does say that backwards compatibility is broken
for this case. That is very unusual and unfortunate for you, and others,
using this.


bengt

 On Fri, 2010-09-17 at 09:29 +0200, Roberto Ostinelli wrote:
> > Greetings,
> >
> > If (I have not read the document) gen_tcp:recv/2,3 returns {ok,
> > {http_error,String}} your have a matching clause. Unfortunately the
> > match means that Bin will be {http_error,String}, which is probably not
> > what you want.
> >
> 
> hi bengt,
> 
> my code was just making a statement and is indeed incorrect.
> 
> i do have quite some code which relies on {packet, http} and passive
> mode, so i believe i might be confronted with adding code which
> handles running on different versions of the erlang VM. *if* i'm
> not misunderstanding, this does break backwards compatibility and i'm
> quite surprised, to the point i'm asking this list for confirmation.
> 
> r.



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