Reclaim standard in from the tty for a script that is in a pipeline

exec 0</dev/tty
This will grab the controlling tty regardless of what STDOUT and STDERR are doing.

2017-04-12 21:23:40

1 Alternatives + Submit Alt

  • Tests to see if stdin (0) is NOT a terminal. Tests to see if stdout (1) IS a terminal. Copies stdout (opened for write) to stdin (open for read). Show Sample Output

    [ ! -t 0 ] && [ -t 1 ] && exec 0<&1
    pdxdoughnut · 2017-04-12 00:10:27 0

What Others Think

szyszka · 232 weeks and 1 day ago
Read null character seperated fields from a file where showing different coding style. Different coding style with different manners are really different and it is only due to essay writer everything is different no one can easily take when they start learning coding.
Violetain · 81 weeks and 4 days ago
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Lucas45 · 74 weeks and 1 day ago
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Killersmile · 25 weeks and 3 days ago

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Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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