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Re: Capture stdout, stdin, and exit status in different variables without using temporary files

2019-08-15 20:22:38 +0430, Aryn Starr:
> Per http://mywiki.wooledge.org/BashFAQ/002, it seems this can not be done in bash. Is it possible in zsh?
> If not, is a named pipe advantageous to a temporary file?
> Is there a way to avoid disk IO (which will probably slow things down considerably)?

See

https://unix.stackexchange.com/questions/472585/read-write-to-the-same-file-descriptor-with-shell-redirection/473402#473402

(and
https://unix.stackexchange.com/questions/430161/redirect-stderr-and-stdout-to-different-variables-without-temporary-files
)

Redirecting to files doesn't necessarily mean disk I/O.

-- 
Stephane
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