From mboxrd@z Thu Jan  1 00:00:00 1970
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	<88f2fccf6f0ecb1a3924f8d37b52abf8@bellsouth.net>
Date: Tue, 13 Jul 2010 17:46:41 +0200
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From: hugo rivera <uair00@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] regexp doubt
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maybe I'm using a buggy version of acme, because /stat[abc]?[- ;]/
also fails with a "malformed" error. And according to the regexp(7)
man page, you should be able to precede a '-' with a backslash.


2010/7/13  <blstuart@bellsouth.net>:
>> both of them yield a
>>
>> regexp: malformed `[]'
>>
>> error.
>> I forgot to mention and I had an alternative solution from the
>> beginning /stat[abc]?([ ;]|-)/
>> I'm just wondering the reason the original version failed.
>
> As I recall, if you're going to include a hyphen in a character
> class, it has to be the first character so that it isn't taken to
> indicate a range.
>
> BLS
>
>
>

--
Hugo