** Windows
-*** New action alist entry 'post-command-select-window' for display-buffer.
+*** New action alist entry 'post-command-select-window' for 'display-buffer'.
It specifies whether the window of the displayed buffer should be
selected or deselected at the end of executing the current command.
---
** 'ffap-lax-url' now defaults to nil.
-Previously, it was set to 'ffap-lax-url' to t but this broke remote file
-name detection.
+Previously, it was set to t but this broke remote file name detection.
\f
* Editing Changes in Emacs 30.1
version 2.1 of the X Input Extension, and 'xterm-mouse-mode'.
** 'xterm-mouse-mode'
-This mode now emits `wheel-up/down/right/left' events instead of
+This mode now emits 'wheel-up/down/right/left' events instead of
'mouse-4/5/6/7' events for the mouse wheel.
It uses the 'mouse-wheel-up/down/left/right-event'
variables to decide which button maps to which wheel event (if any).
---
*** New user option 'Info-url-alist'.
-This user option associates manual-names with URLs. It affects the
+This user option associates manual names with URLs. It affects the
'Info-goto-node-web' command. By default, associations for all
Emacs-included manuals are set. Further associations can be added for
arbitrary Info manuals.
Now, you can pass an argument like "u+w,o-r" to Eshell's 'umask'
command, which will give write permission for owners of newly-created
files and deny read permission for users who are not members of the
-file's group. See the Info node '(coreutils)File permissions' for
+file's group. See the Info node "(coreutils) File permissions" for
more information on this notation.
+++
*** 'completion-category-overrides' supports more metadata.
The new supported completion properties are 'cycle-sort-function',
'display-sort-function', 'annotation-function', 'affixation-function',
-'group-function'. You can now customize them for any category in
+and 'group-function'. You can now customize them for any category in
'completion-category-overrides' that will override the properties
defined in completion metadata.
+++
*** 'completion-extra-properties' supports more metadata.
The new supported completion properties are 'category',
-'group-function', 'display-sort-function', 'cycle-sort-function'.
+'group-function', 'display-sort-function', and 'cycle-sort-function'.
+++
*** The completions heading line now displays more information.
better for you, use 'define-key' in your init script to bind
'js-find-symbol' to that combination again.
-** Json mode
-`js-json-mode` does not derive from `js-mode` any more so as not
+** Json mode.
+'js-json-mode' does not derive from 'js-mode' any more so as not
to confuse tools like Eglot or YASnippet into thinking that those
buffers contain Javascript code.
*** New command 'cperl-file-style'.
This command sets the indentation style for the current buffer. To
-change the default style, either use the option with the same name or
-use the command cperl-set-style.
+change the default style, either use the user option with the same name
+or use the command 'cperl-set-style'.
*** Commands using the Perl info page are obsolete.
The Perl documentation in info format is no longer distributed with
+++
*** New command 'customize-dirlocals'.
This command pops up a buffer to edit the settings in ".dir-locals.el".
+
** Calc
+
+++
-*** Calc parses fractions written using U+2044 FRACTION SLASH
-Fractions of the form 123⁄456 are handled as if written 123:456. Note
-in particular the difference in behavior from U+2215 DIVISION SLASH
+*** Calc parses fractions written using U+2044 FRACTION SLASH.
+Fractions of the form "123⁄456" are handled as if written "123:456".
+Note in particular the difference in behavior from U+2215 DIVISION SLASH
and U+002F SOLIDUS, which result in division rather than a rational
-fraction. You may also be interested to know that precomposed
-fraction characters, such as ½ (U+00BD VULGAR FRACTION ONE HALF), are
-also recognized as rational fractions. They have been since 2004, but
-it looks like it was never mentioned in the NEWS, or even the manual.
+fraction. You may also be interested to know that precomposed fraction
+characters, such as ½ (U+00BD VULGAR FRACTION ONE HALF), are also
+recognized as rational fractions. They have been since 2004, but it
+looks like it was never mentioned in the NEWS, or even the manual.
+
\f
* New Modes and Packages in Emacs 30.1
* Incompatible Lisp Changes in Emacs 30.1
---
-** Old 'derived.el' functions removed.
+** Old derived.el functions removed.
The following functions have been deleted because they were only used
by code compiled with Emacs<21:
-'derived-mode-setup-function-name', 'derived-mode-init-mode-variables',
-'derived-mode-set-keymap', 'derived-mode-set-syntax-table',
-'derived-mode-set-abbrev-table', 'derived-mode-run-hooks',
+'derived-mode-init-mode-variables', 'derived-mode-merge-abbrev-tables',
'derived-mode-merge-keymaps', 'derived-mode-merge-syntax-tables',
-'derived-mode-merge-abbrev-tables'.
+'derived-mode-run-hooks', 'derived-mode-set-abbrev-table',
+'derived-mode-set-keymap', 'derived-mode-set-syntax-table',
+'derived-mode-setup-function-name'.
+++
** 'M-TAB' now invokes 'completion-at-point' also in Text mode.
By default, Text mode no longer binds 'M-TAB' to
-'ispell-complete-word'. Instead this mode arranges for
+'ispell-complete-word'. Instead, this mode arranges for
'completion-at-point', globally bound to 'M-TAB', to perform word
completion as well. You can have Text mode bind 'M-TAB' to
'ispell-complete-word' as it did in previous Emacs versions, or
instead of this variable.
+++
-** 'define-advice' now sets the new advice's 'name' property to NAME
-Named advice defined with 'define-advice' can now be removed with
+** 'define-advice' now sets the new advice's 'name' property to NAME.
+Named advices defined with 'define-advice' can now be removed with
'(advice-remove SYMBOL NAME)' in addition to '(advice-remove SYMBOL
SYMBOL@NAME)'.
+++
** New special form 'handler-bind'.
-Provides a functionality similar to `condition-case` except it runs the
-handler code without unwinding the stack, such that we can record the
-backtrace and other dynamic state at the point of the error.
-See the Info node "(elisp) Handling Errors".
+It provides a functionality similar to 'condition-case' except it runs
+the handler code without unwinding the stack, such that we can record
+the backtrace and other dynamic state at the point of the error. See
+the Info node "(elisp) Handling Errors".
+++
** New 'pop-up-frames' action alist entry for 'display-buffer'.