* RE : running emacs in perl script
@ 2004-02-09 12:42 Bourgneuf Francois
0 siblings, 0 replies; only message in thread
From: Bourgneuf Francois @ 2004-02-09 12:42 UTC (permalink / raw)
Sorry for being off topic but :
Once I have tried to use the CDDB Perl Module and never managed to make it work properly.
Could you send us a sample of perl program code that calls CDDB ?
Thanks.
Bour9
-----Message d'origine-----
De : help-gnu-emacs-bounces+francois.bourgneuf=groupe-mma.fr@gnu.org [mailto:help-gnu-emacs-bounces+francois.bourgneuf=groupe-mma.fr@gnu.org]
Envoyé : dimanche 8 février 2004 22:14
Cc : help-gnu-emacs@gnu.org
Objet : Re: running emacs in perl script
On 02/08/2004 05:34 PM Barry Margolin wrote:
>>I've got a perl script which I use for ripping CDs. It gets the CDDB
>>entry off the net, saves the entry in a file and then asks if I want to
>>edit it with this command:
>>
>>print `emacs \"/tmp/xmcd/$files[2]\"`;
>>
>>This launches emacs with the file nicely in x-windows. However I often
>>want to run the script on an old box which runs x so slowly I never
>>bother and do everything on the command line.
>>
>>But on the command line, this command above launches emacs in the
>>background I think. I'm not sure. I never see emacs, the script just
>>sits there with the cursor blinking, hanging below the command line.
>>
>>If I do 'ps -eaf' I see an emacs process. But I can't get to it.
>
> I think the problem is the backticks. That causes emacs to be run
> with
> its stdout piped to the script. I'm not sure why you're doing that --
> do you really want to print all of the output that emacs generates?
> Something like this should be more appropriate:
>
> system('emacs', "/tmp/xmcd/$files[2]");
>
Barry,
you're right. It works fine now on the command line or in x, with that
adjustment.
I'm a total non-perl programmer. The use of 'print' as opposed to
system() was completely arbitrary. Thanks alot.
Adam
--
GNU Emacs 21.3.1 on Linux 2.4.20 Debian
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2004-02-09 12:42 RE : running emacs in perl script Bourgneuf Francois
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