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From: Scott Merrilees <Sm@cerberus.bhpese.oz.au>
Subject: Re: path caching
To: rc@archone.tamu.edu (The rc Mailing List)
Date: Sun, 9 Feb 1992 08:15:47 -0600
In-Reply-To: <9202081331.AA07997@skinner.cs.wisc.edu>; from "DaviD W. Sanderson" at Feb 8, 92 7:31 am
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> DaviD W. Sanderson (dws@cs.wisc.edu)
> Since your scheme relies on symbolic links, it won't work on many
> systems.
Something I am prepared to wear, as the machines I mostly want to use
do have symlinks.

> If you want a cache, then I think a purely memory-based cache would be
> better.
This is neither persistant, sharable nor externally user manipulable.

> Simply arrange to clear the cache when $path is assigned to.
> No new variables, no new builtins required.
Then I have to modify both the path lookup code & the variable lookup
code.  I didn't want the rest of the shell to know about it.

Anyway, it will be more interesting when I have some data from the
trial I am running.

Sm
-- 
Scott Merrilees, BHP Information Technology, Newcastle, Australia
Internet: Sm@bhpese.oz.au   Phone: +61 49 40 2132   Fax: ... 2165