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Re: built-in commands give no syntax error on trailing garbage


From: Chet Ramey
Subject: Re: built-in commands give no syntax error on trailing garbage
Date: Sun, 18 Sep 2016 20:00:31 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:45.0) Gecko/20100101 Thunderbird/45.2.0

On 9/14/16 6:01 AM, address@hidden wrote:

> Bash Version: 4.3
> Patch Level: 46
> Release Status: release
> 
> Description:
>       Many built-in commands ignore trailing garbage instead of giving
>       a syntax error, and this leads newbies into making dumb mistakes
>       that they think work fine because of no error message, e.g.:

Shells haven't really ever done this, back to the Bourne shell, though
some (ksh93, mksh) do display an error on too many arguments to `cd'.
I'll take this into consideration for a future version.

Chet
-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    address@hidden    http://cnswww.cns.cwru.edu/~chet/



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