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Re: How can redirection operator aka ">" open output in append instead o


From: Chet Ramey
Subject: Re: How can redirection operator aka ">" open output in append instead of ordinary write mode?
Date: Thu, 16 May 2019 16:57:06 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.6.1

On 5/16/19 4:25 PM, address@hidden wrote:
> Hi. Would bash devs even consider replacing the current behaviour of ">" 
> (redirection) to do the equivalent of the following(under the hood) ?

I doubt it. That's not how it's defined to behave, and there's no good
reason to do it.

> 
> When:
> `command > $somewhere`
> 
> then actually do(under the hood):
> : > $somewhere
> command >> $somewhere 
> 
> 
> ie. create&truncate file, then open it in append mode and redirect to it,
> instead of what it currently does(aka not append).

Why not just use the version you supply above in the cases where it
matters?

-- 
``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/

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