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Re: Bug in filename expansion

X-seq: zsh-workers 1388
From: Zoltan Hidvegi <hzoli@xxxxxxxxxx>
To: rayvt@xxxxxxxxxxxxxxx (Ray Van_Tassle)
Subject: Re: Bug in filename expansion
Date: Thu, 20 Jun 1996 22:48:08 +0200 (MET DST)
Cc: zsh-workers@xxxxxxxxxxxxxxx
In-reply-to: <199606201529.KAA12470@xxxxxxxxxxxxxxxxxx> from Ray Van_Tassle at "Jun 20, 96 10:29:05 am"
Organization: Dept. of Comp. Sci., Eotvos University, Budapest, Hungary
Phone: (36 1)2669833 ext: 2667, home phone: (36 1) 2752368

> >ls zz*
> zzayy  zzbyy  zzxyy
> 
> >ls zz(a|b)yy
> zzayy  zzbyy
> 
> >ls zz^(a|b)yy
> zsh: no match
>  
> Seems wrong.
[...]
> But the 3rd command should give me the files that start with "zz", then have
> a character OTHER than "a" or "b", and end with "yy".
> It should give me "zzxyy", but it doesn't.

No, it isn't wrong.  ^pattern matches if pattern does not match.  You should
use groupping.

zz^(a|b)yy is the same as zz^((a|b)yy) and zz(^(a|b))yy is what you want.

Zoltan

References:
- Bug in filename expansion
  - From: Ray Van_Tassle

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