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From: Will Parsons <oudeis@nodomain.invalid>
To: help-gnu-emacs@gnu.org
Subject: Re: require a package only if present
Date: 11 Jul 2009 21:42:24 GMT	[thread overview]
Message-ID: <slrnh5i1q0.1rf.oudeis@isis.thalatta.eme> (raw)
In-Reply-To: mailman.2314.1247338027.2239.help-gnu-emacs@gnu.org

Edward O'Connor wrote:
>
>> I am trying to use the same copy of .emacs across various machines.  
>> Some, however, don't have certain packages. So I need to replace  
>> lines like:
>>
>> (require 'tex-site)
>>
>> with code that checks whether tex-site is present and only loads it  
>> if there. How can I do that? Any pointers welcome.
>
> (require 'tex-site nil t)

I don't believe that works for XEmacs (which may be irrelevant for the OP),
so I use instead:

(when (locate-library "lib-name")
  (require 'lib-name))

-- 
Will


  parent reply	other threads:[~2009-07-11 21:42 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-11 17:44 require a package only if present Andrei Alexandrescu
2009-07-11 18:46 ` Edward O'Connor
     [not found] ` <mailman.2314.1247338027.2239.help-gnu-emacs@gnu.org>
2009-07-11 21:14   ` Andrei Alexandrescu
2009-07-11 21:42   ` Will Parsons [this message]
2009-07-13  9:12     ` Fabrice Niessen

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