Re: Pipes and processes, stdin, stdout and stderr

[Christopher Allan Webber]

Thien-Thi Nguyen writes:

> () Christopher Allan Webber <address@hidden>
> () Mon, 13 Apr 2015 19:17:41 -0500
>
>    It might be really nice if there was a way to access stdin,
>    stdout, and stderr as separate ports.  I might be willing to
>    write some code for it, if someone could point me in the
>    right direction.  But I really don't know where to look.
>
> IIRC, ttn-do (http://www.gnuvola.org/software/ttn-do/) has a
> child process module ‘(ttn-do zzz subprocess)’ that supports
> such access.  It is not as automagic as ‘(ice-9 popen)’, but
> maybe that's the right level for you.  If you look at the code
> of both modules (highly encouraged :-D), you will see a fairly
> similar pattern.  I think the best way forward is if Someone
> migrates the (common) pattern into Guile proper, and exposes it
> under a suitably coherent design.
>
> Too many buzzwords, i know.  But i hope you understand anyway.
>
>    Is there a way to do this that I don't know?
>
> Only you know what you do not know, so who else can answer that?
> Next question!  :-D

Thank you!  I'll look at it.

Btw, what is ttn-do?  I looked through the source and it seems to be a
collection of utilities.  Is this right?

 - cwebb