Re: weird behaviour with 'less'

[Gustavo Seabra <gustavo seabra gmail com>]

On Apr 8, 2005 11:46 PM, Aaron Gaudio <prothonotar tarnation dyndns org> wrote:
> On Fri, 2005-04-08 at 14:53 -0500, Gustavo Seabra wrote:
> > Hi all,
> >
> > I am experiencing a weird behaviour of the 'less' command. I wonder if
> > anyone else has it. It looks to me that everytime I invoke less, like
> >
> > > less somefile.txt
> >
> > it re-sources my .cshrc before executing. For example,
> >
> 
> Check your $LESSOPEN environment variable. The default value for me is
> "|/usr/bin/lesspipe.sh %s". If you look at /usr/bin/lesspipe.sh, it's a
> (bourne) shell script. How or why this would end up executing a .cshrc,
> I don't know, but that LESSOPEN thing has caused more pain for me than
> it's helped (it never seems to work from an ssh terminal).

I got:
>echo $LESSOPEN
|/usr/bin/lesspipe.sh %s

I looked into the file, but didn;t see much to explain that behaviour.
 
> At any rate, many utilities will end up having this behaviour (I suspect
> you may get the same thing trying to use /usr/bin/which). You may want
> to consider moving that stuff out of your .cshrc and into your .login
> file, so it only gets executed on login shells.

Now you got me. I don't know the difference between these two files.
Could you tell me more about it? or point to some document that tells
me when to use which?


Thanks, 

-- 
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Gustavo Seabra                 Graduate Student
Chemistry Dept.         Kansas State University
Registered Linux user number 381680
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If at first you don't succeed...
                              ...skydiving is not for you.