--- Begin Message ---
Subject: |
Re: bug#47603: comint sets '(rear-nonsticky t) on entire prompt, disabling 'cursor-intangible |
Date: |
Mon, 12 Apr 2021 22:49:55 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
> Comint sets ‘(rear-nonsticky t) on the entire detected prompt text, which
> prevents `cursor-intangible from functioning correctly when applied to the
> prompt. As Stefan put it:
I fixed it a while back but forgot the `font-lock-face` property in the
list of properties to add to `rear-nonstick` so I just added the
patch below to `master`.
I believe this should now do it.
Stefan
diff --git a/lisp/comint.el b/lisp/comint.el
index 2745c5a26f..b90e6354d8 100644
--- a/lisp/comint.el
+++ b/lisp/comint.el
@@ -1797,6 +1797,9 @@ comint-add-to-input-history
(min size (- comint-input-ring-size size)))))
(ring-insert comint-input-ring cmd)))
+(defconst comint--prompt-rear-nonsticky
+ '(field inhibit-line-move-field-capture read-only font-lock-face))
+
(defun comint-send-input (&optional no-newline artificial)
"Send input to process.
After the process output mark, sends all text from the process mark to
@@ -1916,8 +1919,8 @@ comint-send-input
(unless (or no-newline comint-use-prompt-regexp)
;; Cover the terminating newline
(add-text-properties end (1+ end)
- '(rear-nonsticky
- (field inhibit-line-move-field-capture
read-only)
+ `(rear-nonsticky
+ ,comint--prompt-rear-nonsticky
field boundary
inhibit-line-move-field-capture t)))))
@@ -2124,10 +2127,10 @@ comint-output-filter
(unless comint-use-prompt-regexp
(with-silent-modifications
(add-text-properties comint-last-output-start (point)
- '(front-sticky
+ `(rear-nonsticky
+ ,comint--prompt-rear-nonsticky
+ front-sticky
(field inhibit-line-move-field-capture)
- rear-nonsticky
- (field inhibit-line-move-field-capture
read-only)
field output
inhibit-line-move-field-capture t))))
@@ -2157,8 +2160,8 @@ comint-output-filter
'font-lock-face
'comint-highlight-prompt)
(add-text-properties prompt-start (point)
- '(rear-nonsticky
- (field inhibit-line-move-field-capture
read-only))))
+ `(rear-nonsticky
+ ,comint--prompt-rear-nonsticky)))
(goto-char saved-point)))))))
(defun comint-preinput-scroll-to-bottom ()
--- End Message ---