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bug#43844: 27.1; Mouse-3 avoid "Buffer is read-only" *patch*
From: |
Noam Postavsky |
Subject: |
bug#43844: 27.1; Mouse-3 avoid "Buffer is read-only" *patch* |
Date: |
Wed, 07 Oct 2020 11:14:39 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.3 (windows-nt) |
Corwin Brust <corwin@bru.st> writes:
> In Dired, ERC, and, I assume, any read-only buffer the default behavior of
> mouse-3 causes errors (E.g. "kill-region: Buffer is read-only: #<buffer
> *Messages*>").
I think you just need to set the kill-read-only-ok option.
kill-read-only-ok is a variable defined in ‘simple.el’.
Its value is nil
Documentation:
Non-nil means don’t signal an error for killing read-only text.
> Unfortunately, it seems that ERC has some other means of causing its
> buffers to be rendered read-only that doesn't affect this var, thus
> the special-case logic.
I'm guessing ERC marks only some of text as read-only via text
properties.