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Re: [Help-bash] pass command to script
From: |
Chet Ramey |
Subject: |
Re: [Help-bash] pass command to script |
Date: |
Fri, 26 Apr 2019 11:08:49 -0400 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 |
On 4/26/19 10:48 AM, Warlich, Christof wrote:
> Now let's assume we had some nestable quoting mechanism similar to the
> already suggested $[...]. Then, escaping would not be necessary at all,
> right?:
>
> $ bash -c $[echo "hi"]
> hi
> $ bash -c $[bash -c $[echo "hi"]]
> hi
> $ bash -c $[bash -c $[bash -c $[echo "hi"]]]
> hi
>
> Passing _such_ a command line to a script would merely require to wrap this
> command with another $[...] without the need to modify anything _inside_
> that command line!
You're just introducing another quoting character with slightly different
semantics that requires a separate escaping mechanism (and $[] is not
available, as previously noted).
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU address@hidden http://tiswww.cwru.edu/~chet/
- Re: [Help-bash] pass command to script, (continued)
- [Help-bash] pass command to script, Warlich, Christof, 2019/04/26
- Re: [Help-bash] pass command to script, Warlich, Christof, 2019/04/26
- Re: [Help-bash] pass command to script, Greg Wooledge, 2019/04/26
- Re: [Help-bash] pass command to script, Chet Ramey, 2019/04/26
- Re: [Help-bash] pass command to script, Warlich, Christof, 2019/04/26
- Re: [Help-bash] pass command to script, Chet Ramey, 2019/04/26
- Re: [Help-bash] pass command to script, Warlich, Christof, 2019/04/26
- Re: [Help-bash] pass command to script, Greg Wooledge, 2019/04/26
- Re: [Help-bash] pass command to script, Christof Warlich, 2019/04/26
- Re: [Help-bash] pass command to script,
Chet Ramey <=
- Re: [Help-bash] pass command to script, Warlich, Christof, 2019/04/26
- Re: [Help-bash] pass command to script, Chet Ramey, 2019/04/26
- Re: [Help-bash] pass command to script, Christof Warlich, 2019/04/26
- Re: [Help-bash] pass command to script, Chet Ramey, 2019/04/26