Re: No way to 'bind -x' symbolic character names

From	Dennis Williamson <dennistwilliamson@gmail.com>
Newsgroups	gnu.bash.bug
Subject	Re: No way to 'bind -x' symbolic character names
Date	2019-11-30 08:57 -0600
Message-ID	<mailman.31.1575125861.13035.bug-bash@gnu.org> (permalink)
References	<1575045558200.80219@kth.se> <CANaoh6K4oSmxRhOsHazus0bwEOz0uqG1GwdwQZjMg5BVufJQFg@mail.gmail.com>

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On Fri, Nov 29, 2019, 10:40 AM Nikolaos Kakouros <nkak@kth.se> wrote:

> Using bash version:
>
> GNU bash, version 5.0.11(1)-release (x86_64-pc-linux-gnu)
>
>
> Trying to map Backspace to execute a function, I try to do:
>
> bind -x '"Rubout": my_func'
>
> This, as expected, binds the string 'Rubout' to the function. Omitting the
> double quotes makes bind fail. Escaping, like `\Rubout`, works neither.
>
> This is important in the case of Backspace, as there is no (to my
> knowledge) other way to bind the backspace than using Rubout. Using Konsole
> as my terminal emulator, `C-v Backspace` prints `^?` which I haven't
> managed to use with bind.
>

Backspace is a terminal setting which has precedence. You have to first
undefine it.

stty erase undef
bind -x '"\C-?":my_func'

>

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Re: No way to 'bind -x' symbolic character names Dennis Williamson <dennistwilliamson@gmail.com> - 2019-11-30 08:57 -0600

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