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Re: "here strings" and tmpfiles


From: Chet Ramey
Subject: Re: "here strings" and tmpfiles
Date: Mon, 8 Apr 2019 09:54:33 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.6.1

On 4/7/19 4:06 PM, L A Walsh wrote:

>> Just like that one time L. Walsh tried to write a bash boot script that
>> used <() to populate an array, and it failed because she was running
>> it too early in the boot sequence, and /dev/fd/ wasn't available yet
>>   
> 
> ---
>     /dev/fd was available, and so was /proc that it symlinked to.
> What wasn't available was "/tmp" being mounted as a writeable
> file system. I.e. -- exactly the case we are talking about being
> a problem *AGAIN*.

He's probably referring to

http://lists.gnu.org/archive/html/bug-bash/2014-03/msg00181.html

where you wanted to use process substitution before /dev/fd was mounted.

-- 
``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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