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From: Piotr Grzybowski <narsil.pl@gmail.com>
Newsgroups: gnu.bash.bug
Subject: Re: An array variable created by export/readonly builtins inside a function becomes a locale variable to that function unexpectedly
Date: Sat, 28 Nov 2015 10:43:15 +0100
Lines: 20
Approved: bug-bash@gnu.org
Message-ID: <mailman.858.1448703800.31583.bug-bash@gnu.org>
References: <70266BC6-C65A-4D95-B7C1-2F63F3C45DEF@qq.com>
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Cc: bug-bash <bug-bash@gnu.org>
To: ziyunfei <446240525@qq.com>
Envelope-to: bug-bash@gnu.org
In-Reply-To: <70266BC6-C65A-4D95-B7C1-2F63F3C45DEF@qq.com>
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Xref: csiph.com gnu.bash.bug:11933

hey,

 this is triggered by (), since the following works as "expected":

bash -c 'foo() { readonly a=1; echo a=$a; }; foo; echo a=$a'

 cheers,
pg


On Sat, Nov 28, 2015 at 4:18 AM, ziyunfei <446240525@qq.com> wrote:
> $ ksh -c 'foo() { readonly a=(1);echo a=$a; }; foo; echo a=$a'
> a=1
> a=1
> $ bash -c 'foo() { readonly a=(1);echo a=$a; }; foo; echo a=$a' # a becomes a local variable
> a=1
> a=
>
>