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Re: is ${!...} portable?
From: |
Werner LEMBERG |
Subject: |
Re: is ${!...} portable? |
Date: |
Sun, 31 May 2009 11:06:09 +0200 (CEST) |
>> Sometimes indirect expansion helps a lot in writing shell scripts.
>> Is `${!foo}' portable or an invention of Bash?
>
> it's specific to bash
Thanks.
>> Perhaps it makes sense to mention this in the autoconf info file.
>
> maybe, but where would you stop?
You are right. Maybe a bad idea.
Werner