From: Akib Azmain Turja <akib@disroot.org>
To: Philip Kaludercic <philipk@posteo.net>
Cc: emacs-devel@gnu.org
Subject: Re: When was the function 'get-scratch-buffer-create' introduced?
Date: Mon, 12 Dec 2022 16:34:03 +0600 [thread overview]
Message-ID: <87zgbs7vxg.fsf@disroot.org> (raw)
In-Reply-To: <87h6y1t4r4.fsf@posteo.net> (Philip Kaludercic's message of "Mon, 12 Dec 2022 08:17:51 +0000")
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Philip Kaludercic <philipk@posteo.net> writes:
> Akib Azmain Turja <akib@disroot.org> writes:
>
>> On Emacs 28, 'get-scratch-buffer-create' seems to be undefined. But
>> there is no NEWS entry about introducing 'get-scratch-buffer-create'.
>>
>> When was this function introduced?
>>
>> [ Originally reported by cgenie at Workroom Codeberg repo.
>> https://codeberg.org/akib/emacs-workroom/issues/1 ]
>
> This seems to have been the first commit:
>
> commit 054062060e9f57fd037578378c23ad9ec294edac
> Author: Sean Whitton <spwhitton@spwhitton.name>
> Date: Thu May 5 13:03:06 2022 -0700
>
> Factor out *scratch* initialization
>
> * lisp/simple.el (get-scratch-buffer-create): New function, factored
> out of scratch-buffer, and additionally clearing the modification flag
> and calling substitute-command-keys (bug#55257).
> (scratch-buffer):
> * lisp/server.el (server-execute):
> * lisp/startup.el (normal-no-mouse-startup-screen, command-line-1):
> * lisp/window.el (last-buffer, window-normalize-buffer-to-switch-to):
> * src/buffer.c (Fother_buffer, other_buffer_safely): Use it.
> (syms_of_buffer): Add Qget_scratch_buffer_create.
> * lisp/startup.el (startup--get-buffer-create-scratch): Delete
> now-unused function.
> * doc/lispref/os.texi (Summary: Sequence of Actions at Startup):
> * NEWS (Incompatible changes in Emacs 29.1): Document the change.
>
> diff --git a/lisp/simple.el b/lisp/simple.el
> --- a/lisp/simple.el
> +++ b/lisp/simple.el
> @@ -10216,0 +10216,12 @@
> +(defun get-scratch-buffer-create ()
> + "Return the \*scratch\* buffer, creating a new one if needed."
> + (or (get-buffer "*scratch*")
> + (let ((scratch (get-buffer-create "*scratch*")))
> + ;; Don't touch the buffer contents or mode unless we know that
> + ;; we just created it.
> + (with-current-buffer scratch
> + (when initial-scratch-message
> + (insert (substitute-command-keys initial-scratch-message))
> + (set-buffer-modified-p nil))
> + (funcall initial-major-mode))
> + scratch)))
>
> So it is part of Emacs 29.
>
Thanks!
--
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next prev parent reply other threads:[~2022-12-12 10:34 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-12 5:26 When was the function 'get-scratch-buffer-create' introduced? Akib Azmain Turja
2022-12-12 8:17 ` Philip Kaludercic
2022-12-12 10:34 ` Akib Azmain Turja [this message]
2022-12-12 19:51 ` Philip Kaludercic
2022-12-12 8:18 ` Stefan Kangas
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