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Re: testing for a remote file to include file on a Windows mapped drive


From: Stefan Monnier
Subject: Re: testing for a remote file to include file on a Windows mapped drive
Date: Wed, 30 Apr 2008 03:34:44 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.60 (gnu/linux)

> `file-remote-p' is also slower than it could be, at least for some
> file names.  For file names that `ffap-file-remote-p' determines are
> remote, calling it is faster - Michael found it to be about 70 times
> faster than `file-remote-p'. I suggested incorporating the ffap test
> into `file-remote-p'.

I won't worry about the performance of file-remote-p until someone can
show me a real case where it matters.  This is also true of pretty much
anything else than `file-remote-p'.  It's called "don't do premature
optimizations" and there's a good reason for it: you need the concrete
case in order to know for what to optimize.


        Stefan




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