[PD] prevent console error messages

[Roman Haefeli]

On Wed, 2015-10-14 at 09:09 +0200, IOhannes m zmoelnig wrote:
> On 2015-10-13 15:43, Jonathan Wilkes via Pd-list wrote:
> > What are some of those legitimate uses?
> > A legitimate use of an object should not be generating 
> > an error in the first place.
> 
> +1
> well, more or less.
> 
> e.g. accessing a non-existing or locked ressource is a legitimate use of
> an object and should nevertheless be reported back.
> ideally, it would be reported back to the patch (so that (the author of)
> the patch can react appropriately, rather than the user , but tradition
> has it that Pd reports such situations by itself.
> 
> this makes it nigh impossible to e.g. check for the existence of a file
> in Pd (vanilla) without generating an error-message as a side-effect.
> 
> this might be annoying but i'm not sure whether i would like this
> behaviour to be "fixed".

Why not?

I desperately needed this functionality and I found a solution that does
_not_ cause an error. However, it requires object classes from three
different libraries (zexy, ggee, moocow):
https://github.com/reduzent/netpd2/blob/master/includes/netpd-if-file.pd

I don't see why [textfile] shouldn't report that to the patch instead of
the console. 

Roman

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