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Re: Bash Path Duplications: An idea from zsh

From: John P Verel
Subject: Re: Bash Path Duplications: An idea from zsh
Date: Mon, 7 Jan 2002 23:57:34 -0500
User-agent: Mutt/1.2.5i


I'm interested.  Thanks, and send it along.


On 01/07/02, 11:38:11PM -0500, Steven W. Orr wrote:
> On Thu, 3 Jan 2002, Chet Ramey wrote:
> =>> There has been considerable recent discussion on the redhat-list
> =>> regarding path setting in Red Hat Linux and therefore in bash, their
> =>> default shell.  The discussion centers around the common event of
> =>> multiple instances of the same directory(s) within path entries, flowing
> =>> in part from multiple invocations of bash startup files.  A common work
> =>> around is conditional appendages to PATH, based on echo | grep tests.  
> Some
> =>> discussants find this inelegant and seek a better way to do this.
> =>
> =>This is so trivial to do with shell functions that it's not worth
> =>putting into the shell proper.  Look at examples/functions/pathfuncs
> =>in the bash distribution for guidance.
> =>
> =>The `case' statement and the [[...]] conditional command are your friends.
> =>There should be no need to resort to `echo | grep' tests.
> Chet, I almost agree with you :-)
> I have a program called envv written in perl which is used to edit the 
> values of environment variables which are colon seperated lists. Very 
> handy.
> Write me if you're interested. :-)
> -- 
> -Time flies like the wind. Fruit flies like a banana. Stranger things have -
> -happened but none stranger than this. Does your driver's license say Organ
> -Donor?Black holes are where God divided by zero. Listen to me! We are all-
> -individuals! What if this weren't a hypothetical question? address@hidden

John P. Verel
Living Proof That Low Tech Beats High Tech!

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