Re: Very slow filename completion (when case-insensitive) with cygwin zsh

[Peter Stephenson <pws@xxxxxxx>]

John Cooper wrote:
> I've experiencing very slow (> 1 sec per tab key press) filename completion,
> particularly on SMB mounted drives.  The problem didn't occur when using
> `zsh -f' and I finally tracked the slowness down to the following line in my
> .zshrc :
> 
> zstyle ':completion:*' matcher-list 'm:{a-z}={A-Z}'

Interesting.  I wasn't aware of that.

I think the problem is that case insensitive completion is done by
pattern matching, which does a good deal more file handling.  It can
probably be improved by an option to tell the shell that the OS is
case-insensitive, but I haven't looked in detail yet.

-- 
Peter Stephenson <pws@xxxxxxx>                  Software Engineer
CSR Ltd., Science Park, Milton Road,
Cambridge, CB4 0WH, UK                          Tel: +44 (0)1223 692070


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