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Add notes on getting sudo to preserve TERMINFO to the FAQ

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Lucius Hu 2019-02-20 18:04:40 -05:00 committed by Kovid Goyal
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docs/faq.rst
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@ -81,6 +81,19 @@ Shell providing the right terminfo path::
sudo … env TERMINFO=$HOME/.terminfo bash -i
TERMINFO=/home/ORIGINALUSER/.terminfo exec bash -i
Alternatively, if you want to keep TERMINFO automatically whenever you run a ``sudo``
command, you can edit the `/etc/sudoers.d/visudo` file by executing this shell command:
sudo visudo
Then add the following content:
Defaults env_keep += "TERM TERMINFO"
Save the file and from now on `sudo` will correctly identify `xterm-kitty`.
This is based on the trick provided [here](https://stackoverflow.com/a/8636711/5715571),
and has been tested on Clear Linux (27910).
If you have double width characters in your prompt, you may also need to
explicitly set a UTF-8 locale, like::