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Re: How functions are defined
From: |
Chet Ramey |
Subject: |
Re: How functions are defined |
Date: |
Thu, 30 Apr 2020 18:50:10 -0400 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 |
On 4/27/20 10:03 PM, Dale R. Worley wrote:
> So it seems the reserved rule is more accurately:
>
> Reserved words are words that have a special meaning to the
> shell. The following words are recognized as reserved when
> unquoted and either (1) where the first word of a simple command
> could be (see SHELL GRAMMAR below), (2) the third word of a case,
> for, or select command, the (3) first word of the body of a function
> definition, or (4) after a semicolon or newline:
>
>
> ... Looking at this again, I think (1) and (3) can be replaced by "the> first
> word of a command (see SHELL GRAMMAR below)", which helps.
I'll rework it to use "the first word of a command" with the two execptions
(third word of case/select, third word of for). This is pretty close to
what POSIX has. Thanks for the report.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/