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Re: bash-4.3.33 regexp bug
From: |
Chet Ramey |
Subject: |
Re: bash-4.3.33 regexp bug |
Date: |
Fri, 06 Mar 2015 11:41:52 -0500 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 |
On 3/5/15 9:51 AM, Eduardo A. Bustamante López wrote:
> On Thu, Mar 05, 2015 at 02:26:48PM +0000, Jason Vas Dias wrote:
>> Good day list, Chet -
>>
>> I think this is a bug:
>> ( set -x ; tab=$'\011'; s="some text: 1.2.3";
>> if [[ "$s" =~ ^some text:[\ $tab]+([0-9.]+) ]]; then
>> echo "${BASH_REMATCH[1]}";
>> fi
>> )
>> -bash: syntax error in conditional expression
>> -bash: syntax error near `$tab]+([0-9.]+)'
>>
> From a quick glance, it does seem like a parsing bug, it should not break with
> a syntax error.
It's not a bug; the space between ^some and text needs to be escaped
somehow to prevent it breaking words.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU chet@case.edu http://cnswww.cns.cwru.edu/~chet/
- bash-4.3.33 regexp bug, Jason Vas Dias, 2015/03/05
- Re: bash-4.3.33 regexp bug, Eduardo A . Bustamante López, 2015/03/05
- Re: bash-4.3.33 regexp bug,
Chet Ramey <=
- Re: bash-4.3.33 regexp bug, Stephane Chazelas, 2015/03/05
- Re: bash-4.3.33 regexp bug, Greg Wooledge, 2015/03/05
- Re: bash-4.3.33 regexp bug, Stephane Chazelas, 2015/03/05
- Re: bash-4.3.33 regexp bug, Greg Wooledge, 2015/03/05
- Re: bash-4.3.33 regexp bug, Stephane Chazelas, 2015/03/05
- Re: bash-4.3.33 regexp bug, Chet Ramey, 2015/03/06
- Re: bash-4.3.33 regexp bug, Stephane Chazelas, 2015/03/06
- Re: bash-4.3.33 regexp bug, Chet Ramey, 2015/03/06
Re: bash-4.3.33 regexp bug, Chet Ramey, 2015/03/06