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Re: {varname} for redirection does not work with arrays
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From: |
Stephane CHAZELAS |
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Subject: |
Re: {varname} for redirection does not work with arrays |
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Date: |
Sat, 5 Nov 2011 19:34:54 +0000 (UTC) |
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User-agent: |
slrn/pre1.0.0-18 (Linux) |
2011-11-2, 12:01(-06), unknown@vmw-les.eng.vmware.com:
[...]
> Description:
> If {varname} is an assoc. array in a redirection the exec will fail
> The [] should not be confused with pathname expansion just like ${}.
>
> Repeat-By:
> $ declare -A array
> $ exec {array[key]}<file
[...]
In the documentation, it's {VARNAME}<file, so bash works as
documented.
zsh doesn't support {array[key]}<file either.
ksh does though it's not documented (documented the same as
bash).
The work around is easy though:
$ declare -A array
$ exec {var}<file
$ array[key]=$var
--
Stephane