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Re: quoted compound array assignment deprecated
From: |
Chet Ramey |
Subject: |
Re: quoted compound array assignment deprecated |
Date: |
Wed, 19 Aug 2015 09:28:18 -0400 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:38.0) Gecko/20100101 Thunderbird/38.0.1 |
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On 8/18/15 11:41 PM, Mike Frysinger wrote:
> just to double check, the warning from this code is expected ?
>
> $ bash-4.3 -c 'declare -a foo=(a b c); export foo; declare -p foo'
> declare -ax foo='([0]="a" [1]="b" [2]="c")'
> $ bash-4.4 -c "declare -a foo='(a b c)'"
> bash-4.4: warning: foo=(a b c): quoted compound array assignment deprecat
ed
Yes. It may not last into the final bash-4.4 release.
> we see this in Gentoo because we save/restore build envs via bash. so al
l
> builds done w/bash-4.3 and older use the quoted syntax, so updating with
> bash-4.4 in the system triggers these warnings. we can adjust our toolin
g
> to handle it, but would be nice if older bash didn't do it either. maybe
> send out a 4.3-p43 ? ;)
I'd rather people experiment with it first. It changes a bunch of test
output, so a patch would be pretty extensive. I've attached a patch for
you to try with Gentoo.
Chet
- --
``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/
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print-array-assignment.patch
Description: Source code patch
Re: quoted compound array assignment deprecated, Stephane Chazelas, 2015/08/18