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Re: Extended regex match (shmatch.c:115) malloc error
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From: |
Chet Ramey |
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Subject: |
Re: Extended regex match (shmatch.c:115) malloc error |
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Date: |
Tue, 10 Aug 2021 09:22:55 -0400 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:78.0) Gecko/20100101 Thunderbird/78.12.0 |
On 8/9/21 1:08 PM, Gyorgy Matyasfalvi wrote:
> uname output: HP-UX sovmh352 B.11.31 U ia64 1429105484 unlimited-user
> license
> Machine Type: ia64-hp-hpux11.31
>
> Bash Version: 5.1
> Patch Level: 8
> Release Status: release
>
> Description:
> When a regex matches inside [[ ]] it results in a malloc error.
> Whereas if it doesn't you get expected behavior.
I can't reproduce this on any of the systems I have, which do not include
HP-UX. I suspect the libc regexec code is overwriting the matches array in
a way that their libc malloc does not detect.
--
``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/