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Re: scheme system stdout and markup predicates
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From: |
David Kastrup |
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Subject: |
Re: scheme system stdout and markup predicates |
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Date: |
Tue, 23 Aug 2011 13:40:04 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) |
Jan-Peter Voigt <address@hidden> writes:
> Hello List,
>
> I am using the scheme system command (on linux) to generate barcodes
> to include in the PDF:
> I have two questions:
> To (system "...")
> 1: There are several commands, wich can write the generated EPS to
> stdout. Is there a possibility to catch that and integrate it without
> creating a temporary file?
See the guile documentation, node "Pipes".
> 2: Is there a way to get the result code and see if the command succeded?
Uh, have you even looked up "system" in the guile documentation?
--
David Kastrup