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Re: fork pipe dup2 exec
From: |
Chris Vine |
Subject: |
Re: fork pipe dup2 exec |
Date: |
Wed, 17 Aug 2016 15:09:28 +0100 |
On Wed, 17 Aug 2016 09:56:58 -0400
"Thompson, David" <address@hidden> wrote:
> On Wed, Aug 17, 2016 at 9:35 AM, Tobias Reithmaier
> <address@hidden> wrote:
> > Hello,
> >
> > is there a way to program a Inter Process Communication (IPC) in
> > guile like you do it with the Linux-Libc-API with the combo fork,
> > pipe, dup2 and exec? If you use the popen-module it's not the same
> > because you have to wait until the program has finished.
> > But there are use-cases in that the program doesn't finish. e.g. a
> > server which outputs data every minute.
> >
> > So can i use the popen-module to control such a server with pipes?
> > Or is there another way?
>
> Check out the "POSIX" section of the manual. Fork, dup, and exec are
> all available.
Tobias might also want to consider the run-with-pipe procedure, and the
run-concurrently+ procedure (with tail-call-program), as provided by
guile-lib ( http://www.nongnu.org/guile-lib/doc/ref/os.process/ ).
Tobias looks as if he has posted to the wrong newsgroup. Follow ups
should I think go to guile-user (but I have not set them).
Chris