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On 1/9/13 1:49 PM, Dan Douglas wrote:
> Hi. These were easy for me to reproduce in various versions.
>
> Export to mapfile the variable to be assigned, then run any callback:
> $ printf '%s\n' {a..z} | bash -xc 'a= mapfile -tc1 -C : a'
> + a=
> + mapfile -tc1 -C : a
> ++ : 0 a
> Segmentation fault
Thanks for the report. This one was easy to fix. The basic idea is that
mapfile needs to treat its temporary environment the way the eval and
source builtins do, since it uses the internal equivalent of eval to
execute callbacks internally.
> There were others, mostly to do with modifying the variable being mapped.
These all fall into the category of bash letting you shoot yourself, if you
are determined to do so.
Chet
- --
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU c...@case.edu http://cnswww.cns.cwru.edu/~chet/
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