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Re: [patch] 21.3 executable.find - Use cache in `executable-find'

From: Eli Zaretskii
Subject: Re: [patch] 21.3 executable.find - Use cache in `executable-find'
Date: 25 Mar 2004 08:49:25 +0200

> From: address@hidden (Jari Aalto+mail.linux)
> Date: Thu, 25 Mar 2004 00:24:10 +0200
> | Any measurements to show that this indeed yields significant savings
> | in Emacs?
> No, but just common sense.

My common sense says ``profile before you optimize''.

> I have 50 directories in path and depending
> just where the /bin might be it could take ages to find same programs
> all again.

I'd like to know how long is ``ages''.  With today's caching OSes,
you'd be surprised how fast that could be.

I could be wrong, of course, but only measurements will prove or
disprove that.

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