From: Pierre Lorenzon <devel@pollock-nageoire.net>
To: help-gnu-emacs@gnu.org
Subject: Re: call-process : outputing to a file
Date: Sat, 13 Dec 2014 18:47:10 +0100 (CET) [thread overview]
Message-ID: <20141213.184710.218284863201722179.devel@pollock-nageoire.net> (raw)
In-Reply-To: <20141213.183412.478087176700913976.devel@pollock-nageoire.net>
From: Pierre Lorenzon <devel@pollock-nageoire.net>
Subject: call-process : outputing to a file
Date: Sat, 13 Dec 2014 18:34:12 +0100 (CET)
>
> Hi,
>
> I use emacs 25.0.50.
>
> I don't undersand call-process documentation in particular at
> third argument nature. Documentation says that output might go
> to a file but I can't understand how.
>
> (call-process myproc nil myfile nil)
>
> consider myfile as a string and sends output to a buffer name
> with that string. That is not the result I wish.
>
> (call-process myproc nil (:file myfile) nil) Says that make an
> error saying that :file is not a function : I could have guess
> that myself but in the documentation syntax is given as follows
> : (:file FILE-NAME) : what might that mean !
OK it means (list :file file-name) and it works. Sorry for
the noise !
Regards
Pierre
>
>
> (call-process myproc nil :file myfile nil) causes also an error
> : wrong type arguments stringp nil.
>
>
> Does anyone have an idea or should I investigate the code to
> understand something ?
>
> Regards
>
prev parent reply other threads:[~2014-12-13 17:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-13 17:34 call-process : outputing to a file Pierre Lorenzon
2014-12-13 17:47 ` Pierre Lorenzon [this message]
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