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Re: documentation... readonly help is not accurate
From: |
Chet Ramey |
Subject: |
Re: documentation... readonly help is not accurate |
Date: |
Mon, 04 Mar 2013 08:51:57 -0500 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:17.0) Gecko/20130216 Thunderbird/17.0.3 |
On 3/3/13 4:40 PM, Gotmy Nick wrote:
> Hello,
>
> Sorry if this has been reported earlier, but I can't find nothing
> related in the archives.
>
> $ help readonly | grep -- '-p'
> readonly: readonly [-aAf] [name[=value] ...] or readonly -p
> -p display a list of all readonly variables and functions
>
> $ echo $BASH_VERSION
> 4.2.37(1)-release
>
> I think the description should say "or" instead of "and". I think
> it's the sorter way to clarify the behavior.
>
> This is, it will not print readonly functions unless called with
> -fp, and in such case, it will not print variables, so in my opinion,
> using "or" could be more accurate than "and".
This isn't accurate. Run the following script:
foo()
{
echo foo
}
bar=quux
readonly foo
readonly bar
readonly
In addition to the built-in bash readonly variables, both bar and foo will
be listed.
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/