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Re: built-in regex matches wrong character
From: |
Chet Ramey |
Subject: |
Re: built-in regex matches wrong character |
Date: |
Thu, 6 Sep 2018 10:25:22 -0400 |
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Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 |
On 9/6/18 10:23 AM, Eric Blake wrote:
> But bash could be taught to convert any regex that contains a range with
> both endpoints ASCII into a different bracket expression before handing
> things over to regcomp(). That is, if the user is matching against [a-d],
> bash hands [abcd] to regcomp() instead. You don't need a flag in regcomp()
> to get RRI, just merely some pre-processing (and often memory allocation,
> as the expansion of a range into a non-range tends to require more
> characters).
Someone would have to write that code.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/
Re: built-in regex matches wrong character, Chet Ramey, 2018/09/06