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Re: redirecting output and input in mid job


From: Andreas Schwab
Subject: Re: redirecting output and input in mid job
Date: Tue, 09 Jul 2002 11:00:05 +0200
User-agent: Gnus/5.090006 (Oort Gnus v0.06) Emacs/21.3.50 (ia64-suse-linux)

address@hidden (Dan Jacobson) writes:

|> here's some ideas for your deluxe edition:
|> $ (while sleep 3; do echo o; done)&
|> $ fg -o file #exec job's 1> file
|> $ fg -a file #appends
|> $ bg -a file
|> $ bg \< file #or -i, or -fd 1, 2 , 0 etc. or /dev/stderr ...
|> etc. etc. i.e. redirecting output and input in mid job.
|> or something like that.  in case you can't do this already.

This is impossible.  Redirections cannot be changed after a process is
started, except by the process itself.

Andreas.

-- 
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux AG, Deutschherrnstr. 15-19, D-90429 N├╝rnberg
Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."



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