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; * etc/NEWS: Rearrange "Changes in Emacs 30.1".
This commit is contained in:
Stefan Kangas
parent
31124abdef
commit
5b5671587f
445
etc/NEWS
445
etc/NEWS
@ -93,18 +93,6 @@ The old variables 'mouse-wheel-up-event', 'mouse-wheel-down-event',
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'mouse-wheel-left-event', and 'mouse-wheel-right-event' are thereby
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obsolete.
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+++
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** URL now never sends user email addresses in HTTP requests.
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Emacs never sent email addresses by default, but it used to be
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possible to customize 'url-privacy-level' so that the users email
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address was sent along in HTTP requests. This feature has now been
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removed, as it was considered more dangerous than useful. RFC 9110
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(§ 10.1.2) also recommends against it. The user option
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'url-personal-mail-address' is now also obsolete.
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To send an email address in the header of individual HTTP requests,
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see the variable 'url-request-extra-headers'.
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+++
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** 'completion-auto-help' now affects 'icomplete-in-buffer'.
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Previously, 'completion-auto-help' mostly affected only minibuffer
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@ -132,99 +120,60 @@ The round-trip through the Lisp function
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the default one. It's reimplemented in native code, reducing GC churn.
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To undo this change, set 'fast-read-process-output' to nil.
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* Changes in Emacs 30.1
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** 'advice-remove' is now an interactive command.
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When called interactively, 'advice-remove' now prompts for an advised
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function to the advice to remove.
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** Emacs now supports Unicode Standard version 15.1.
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** New pre-defined values for 'electric-quote-chars'.
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The available customization options for 'electric-quote-chars' have been
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updated with common pairs of quotation characters, including "‘", "’",
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"“", "”", "«", "»", "‹", "›", "‚", "„", "「", "」", "『", and "』".
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The default is unchanged.
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** Network Security Manager
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+++
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*** The Network Security Manager now warns about 3DES by default.
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** The Network Security Manager now warns about 3DES by default.
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This cypher is no longer recommended owing to a major vulnerability
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disclosed in 2016, and its small 112 bit key size. Emacs now warns
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about its use also when 'network-security-level' is set to 'medium'
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(the default). See 'network-security-protocol-checks'.
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---
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*** The Network Security Manager now warns about <2048 bits in DH key exchange.
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** The Network Security Manager now warns about <2048 bits in DH key exchange.
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Emacs used to warn for Diffie-Hellman key exchanges with prime numbers
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smaller than 1024 bits. Since more servers now support it, this
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number has been bumped to 2048 bits.
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** Help
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+++
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** URL now never sends user email addresses in HTTP requests.
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Emacs never sent email addresses by default, but it used to be
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possible to customize 'url-privacy-level' so that the users email
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address was sent along in HTTP requests. This feature has now been
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removed, as it was considered more dangerous than useful. RFC 9110
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(§ 10.1.2) also recommends against it. The user option
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'url-personal-mail-address' is now also obsolete.
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To send an email address in the header of individual HTTP requests,
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see the variable 'url-request-extra-headers'.
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* Changes in Emacs 30.1
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** Emacs now supports Unicode Standard version 15.1.
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+++
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*** New command 'help-find-source'.
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Switch to a buffer visiting the source of what is being described in
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"*Help*". It is bound to 'C-h 4 s' globally.
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*** 'describe-function' shows function inferred type when available.
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For native compiled Lisp functions 'describe-function' prints (after
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the signature) the automatically inferred function type as well.
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*** 'describe-function' now shows the type of the function object.
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The text used to say things like "car is is a built-in function" whereas
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it now says "car is a primitive-function" where "primitive-function" is
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the symbol returned by 'cl-type-of'. You can click on those words to
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get information about that type.
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---
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*** New user option 'describe-bindings-outline-rules'.
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This user option controls outline visibility in the output buffer of
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'describe-bindings' when 'describe-bindings-outline' is non-nil.
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---
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*** 'C-h m' ('describe-mode') uses outlining by default.
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Set 'describe-mode-outline' to nil to get back the old behavior.
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*** 'C-h k' ('describe-key') shows Unicode name.
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For keybindings which produce single characters via translation or input
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methods, 'C-h k' now shows the Unicode name of the produced character in
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addition to the character itself, e.g.
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'C-h k C-x 8 E' =>
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€ 'EURO SIGN' (translated from C-x 8 E)
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*** 'C-h b' ('describe-bindings') shows Unicode names.
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For keybindings which produce single characters via translation (such as
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those using the 'C-x 8' or 'A-' prefix, or 'dead-acute', 'dead-grave',
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etc), the Unicode names will now be shown in addition to the character
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itself, i.e.
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A-! ¡ INVERTED EXCLAMATION MARK
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A-$ ¤ CURRENCY SIGN
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and so on.
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+++
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*** Multi-character key echo now ends with a suggestion to use Help.
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Customize 'echo-keystrokes-help' to nil to prevent that.
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** Customize
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+++
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*** New command 'customize-dirlocals'.
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This command pops up a buffer to edit the settings in ".dir-locals.el".
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---
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*** New command 'customize-toggle-option'.
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This command can toggle boolean options for the duration of a session.
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** Emacs now comes with Org v9.7.
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See the file "etc/ORG-NEWS" for user-visible changes in Org.
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+++
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** Support for styled underline face attributes.
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These are implemented as new values of the 'style' attribute in a face
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underline specification, 'double-line', 'dots', and 'dashes', and are
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available on GUI systems. If your terminal's termcap or terminfo
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database entry defines the 'Su' or 'Smulx' capability, Emacs will also
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emit the prescribed escape sequence to render faces with such styles on
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TTY frames.
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---
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** Support for underline colors on TTY frames.
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Colors specified in face underlines will now also be displayed in TTY
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frames with the previously mentioned capabilities.
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** Modeline elements can now be right-aligned.
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Anything following the symbol 'mode-line-format-right-align' in
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'mode-line-format' will be right-aligned. Exactly where it is
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right-aligned to is controlled by the new user option
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'mode-line-right-align-edge'.
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** X selection requests are now handled much faster and asynchronously.
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This means it should be less necessary to disable the likes of
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'select-active-regions' when Emacs is running over a slow network
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@ -236,90 +185,17 @@ compositing manager, Emacs will now redisplay such a frame even though
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'frame-visible-p' returns nil or 'icon' for it. This can happen, for
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example, as part of preview for iconified frames.
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---
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** New user option 'menu-bar-close-window'.
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When non-nil, selecting "Close" from the "File" menu or clicking
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"Close" in the tool bar will result in the current window being
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closed, if possible.
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+++
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** Most file notification backends detect unmounting of a watched filesystem.
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The only exception is w32notify.
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+++
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** New user option 'remote-file-name-inhibit-delete-by-moving-to-trash'.
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When non-nil, this option suppresses moving remote files to the local
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trash when deleting. Default is nil.
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---
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** New user option 'remote-file-name-inhibit-auto-save'.
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If this user option is non-nil, 'auto-save-mode' will not auto-save
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remote buffers. The default is nil.
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+++
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** New user option 'remote-file-name-access-timeout'.
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When a positive number, this option limits the call of 'access-file'
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for remote files to this number of seconds. Default is nil.
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---
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** New icon images for general use.
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Several symbolic icons are added to "etc/images/symbols", including
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plus, minus, check-mark, star, etc.
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** Tool bars
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+++
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*** Tool bars can now be placed on the bottom on more systems.
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The 'tool-bar-position' frame parameter can be set to 'bottom' on all
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window systems other than Nextstep.
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+++
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*** New global minor mode 'modifier-bar-mode'.
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When this minor mode is enabled, buttons representing modifier keys
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are displayed along the tool bar.
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+++
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*** New user option 'tool-bar-always-show-default'.
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When non-nil, the tool bar at the top of a frame does not show buffer
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local customization of the tool bar. The default value is nil.
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---
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** New user option 'uniquify-dirname-transform'.
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This can be used to customize how buffer names are uniquified, by
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making arbitrary transforms on the buffer's directory name (whose
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components are used to uniquify buffer names when they clash). You
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can use this to distinguish between buffers visiting files with the
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same base name that belong to different projects by using the provided
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transform function 'project-uniquify-dirname-transform'.
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+++
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** CL Print
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+++
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*** You can expand the "..." truncation everywhere.
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The code that allowed "..." to be expanded in the "*Backtrace*" buffer
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should now work anywhere the data is generated by 'cl-print'.
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+++
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*** The 'backtrace-ellipsis' button is replaced by 'cl-print-ellipsis'.
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+++
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*** hash-tables' contents can be expanded via the ellipsis.
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+++
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*** Modes can control the expansion via 'cl-print-expand-ellipsis-function'.
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+++
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*** New setting 'raw' for 'cl-print-compiled'.
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This setting causes byte-compiled functions to be printed in full by
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'prin1'. A button on this output can be activated to disassemble the
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function.
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+++
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*** There is a new chapter in the CL manual documenting cl-print.el.
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See the Info node "(cl) Printing".
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** Modeline elements can now be right-aligned.
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Anything following the symbol 'mode-line-format-right-align' in
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'mode-line-format' will be right-aligned. Exactly where it is
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right-aligned to is controlled by the new user option
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'mode-line-right-align-edge'.
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** Image ':map' property is now recomputed when image is transformed.
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Now images with clickable maps work as expected after you run commands
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such as 'image-increase-size', 'image-decrease-size', 'image-rotate',
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'image-flip-horizontally', and 'image-flip-vertically'.
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Set the new user option 'image-recompute-map-p' to nil to prevent Emacs
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from recomputing image maps.
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** Windows
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@ -359,13 +235,6 @@ by adding '(category . symbol)' to the condition part of
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It specifies whether the window of the displayed buffer should be
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selected or deselected at the end of executing the current command.
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---
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*** User option 'display-comint-buffer-action' is now obsolete.
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You can use a '(category . comint)' condition in 'display-buffer-alist'
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to match buffers displayed by comint-related commands. Another
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user option 'display-tex-shell-buffer-action' is obsolete too
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for which you can use '(category . tex-shell)'.
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+++
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*** New variable 'window-restore-killed-buffer-windows'.
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It specifies how 'set-window-configuration' and 'window-state-put'
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@ -388,6 +257,30 @@ according to the context stored in a window parameter.
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are always created with a 'window-cursor-type' of t, which means to
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consult the variable 'cursor-type' as before.
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---
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*** The user option 'display-comint-buffer-action' is now obsolete.
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You can use a '(category . comint)' condition in 'display-buffer-alist'
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to match buffers displayed by comint-related commands. Another
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user option 'display-tex-shell-buffer-action' is obsolete too
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for which you can use '(category . tex-shell)'.
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** Tool bars
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+++
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*** Tool bars can now be placed on the bottom on more systems.
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The 'tool-bar-position' frame parameter can be set to 'bottom' on all
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window systems other than Nextstep.
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+++
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*** New global minor mode 'modifier-bar-mode'.
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When this minor mode is enabled, buttons representing modifier keys
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are displayed along the tool bar.
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+++
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*** New user option 'tool-bar-always-show-default'.
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When non-nil, the tool bar at the top of a frame does not show buffer
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local customization of the tool bar. The default value is nil.
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** Tab Bars and Tab Lines
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---
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@ -409,6 +302,11 @@ the name of the killed buffer that was displayed in that window.
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It can be used to add, remove and reorder functions that change the
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appearance of every tab on the tab bar.
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---
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*** New user option 'tab-line-tabs-buffer-group-function'.
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It provides two choices to group tab buffers by major mode and by
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project name.
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---
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*** New hook 'tab-bar-tab-post-select-functions'.
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@ -435,22 +333,81 @@ original order of buffers on the tab line, even after switching between
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these buffers. You can drag the tabs and release at a new position
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to manually reorder the buffers on the tab line.
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---
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*** New user option 'tab-line-tabs-buffer-group-function'.
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It provides two choices to group tab buffers by major mode and by
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project name.
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---
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*** Buffers on group tabs are now sorted alphabetically.
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This will keep the fixed order of tabs, even after switching between
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them.
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** Help
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+++
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** New prefix argument for modifying directory-local variables.
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*** New command 'help-find-source'.
|
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Switch to a buffer visiting the source of what is being described in
|
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"*Help*". It is bound to 'C-h 4 s' globally.
|
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|
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---
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*** New user option 'describe-bindings-outline-rules'.
|
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This user option controls outline visibility in the output buffer of
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'describe-bindings' when 'describe-bindings-outline' is non-nil.
|
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|
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*** 'describe-function' shows function inferred type when available.
|
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For native compiled Lisp functions 'describe-function' prints (after
|
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the signature) the automatically inferred function type as well.
|
||||
|
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*** 'describe-function' now shows the type of the function object.
|
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The text used to say things like "car is is a built-in function" whereas
|
||||
it now says "car is a primitive-function" where "primitive-function" is
|
||||
the symbol returned by 'cl-type-of'. You can click on those words to
|
||||
get information about that type.
|
||||
|
||||
---
|
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*** 'C-h m' ('describe-mode') uses outlining by default.
|
||||
Set 'describe-mode-outline' to nil to get back the old behavior.
|
||||
|
||||
*** 'C-h k' ('describe-key') shows Unicode name.
|
||||
For keybindings which produce single characters via translation or input
|
||||
methods, 'C-h k' now shows the Unicode name of the produced character in
|
||||
addition to the character itself, e.g.
|
||||
|
||||
'C-h k C-x 8 E' =>
|
||||
|
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€ 'EURO SIGN' (translated from C-x 8 E)
|
||||
|
||||
*** 'C-h b' ('describe-bindings') shows Unicode names.
|
||||
For keybindings which produce single characters via translation (such as
|
||||
those using the 'C-x 8' or 'A-' prefix, or 'dead-acute', 'dead-grave',
|
||||
etc), the Unicode names will now be shown in addition to the character
|
||||
itself, i.e.
|
||||
|
||||
A-! ¡ INVERTED EXCLAMATION MARK
|
||||
A-$ ¤ CURRENCY SIGN
|
||||
|
||||
and so on.
|
||||
|
||||
+++
|
||||
*** Multi-character key echo now ends with a suggestion to use Help.
|
||||
Customize 'echo-keystrokes-help' to nil to prevent that.
|
||||
|
||||
** Customize
|
||||
|
||||
+++
|
||||
*** New command 'customize-dirlocals'.
|
||||
This command pops up a buffer to edit the settings in ".dir-locals.el".
|
||||
|
||||
---
|
||||
*** New command 'customize-toggle-option'.
|
||||
This command can toggle boolean options for the duration of a session.
|
||||
|
||||
+++
|
||||
*** New prefix argument for modifying directory-local variables.
|
||||
The commands 'add-dir-local-variable', 'delete-dir-local-variable' and
|
||||
'copy-file-locals-to-dir-locals' now take an optional prefix argument,
|
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to enter the file name you want to modify.
|
||||
|
||||
*** New user option 'safe-local-variable-directories'.
|
||||
This user option names directories in which Emacs will treat all
|
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directory-local variables as safe.
|
||||
|
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** Emacs Server and Client
|
||||
|
||||
---
|
||||
@ -463,41 +420,31 @@ arguments contain arbitrary characters that otherwise might require
|
||||
elaborate and error-prone escaping (to protect them from the shell).
|
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|
||||
+++
|
||||
** 'recover-file' can show diffs between auto save file and current file.
|
||||
When answering the prompt with "diff" or "=", it now shows the diffs
|
||||
between the auto save file and the current file.
|
||||
** CL Print
|
||||
|
||||
+++
|
||||
** 'read-passwd' can toggle the visibility of passwords.
|
||||
Use 'TAB' in the minibuffer to show or hide the password. Likewise,
|
||||
there is an icon on the mode-line, which toggles the visibility of the
|
||||
password when clicking with 'mouse-1'.
|
||||
*** You can expand the "..." truncation everywhere.
|
||||
The code that allowed "..." to be expanded in the "*Backtrace*" buffer
|
||||
should now work anywhere the data is generated by 'cl-print'.
|
||||
|
||||
+++
|
||||
** Support for styled underline face attributes.
|
||||
These are implemented as new values of the 'style' attribute in a face
|
||||
underline specification, 'double-line', 'dots', and 'dashes', and are
|
||||
available on GUI systems. If your terminal's termcap or terminfo
|
||||
database entry defines the 'Su' or 'Smulx' capability, Emacs will also
|
||||
emit the prescribed escape sequence to render faces with such styles on
|
||||
TTY frames.
|
||||
|
||||
---
|
||||
** Support for underline colors on TTY frames.
|
||||
Colors specified in face underlines will now also be displayed in TTY
|
||||
frames with the previously mentioned capabilities.
|
||||
*** The 'backtrace-ellipsis' button is replaced by 'cl-print-ellipsis'.
|
||||
|
||||
+++
|
||||
** Image ':map' property is now recomputed when image is transformed.
|
||||
Now images with clickable maps work as expected after you run commands
|
||||
such as 'image-increase-size', 'image-decrease-size', 'image-rotate',
|
||||
'image-flip-horizontally', and 'image-flip-vertically'.
|
||||
Set the new user option 'image-recompute-map-p' to nil to prevent Emacs
|
||||
from recomputing image maps.
|
||||
*** hash-tables' contents can be expanded via the ellipsis.
|
||||
|
||||
+++
|
||||
** Most file notification backends detect unmounting of a watched filesystem.
|
||||
The only exception is w32notify.
|
||||
*** Modes can control the expansion via 'cl-print-expand-ellipsis-function'.
|
||||
|
||||
+++
|
||||
*** New setting 'raw' for 'cl-print-compiled'.
|
||||
This setting causes byte-compiled functions to be printed in full by
|
||||
'prin1'. A button on this output can be activated to disassemble the
|
||||
function.
|
||||
|
||||
+++
|
||||
*** There is a new chapter in the CL manual documenting cl-print.el.
|
||||
See the Info node "(cl) Printing".
|
||||
|
||||
** Miscellaneous
|
||||
|
||||
@ -506,14 +453,44 @@ The only exception is w32notify.
|
||||
This works like 'kill-matching-buffers', but without asking for
|
||||
confirmation.
|
||||
|
||||
*** New user option 'safe-local-variable-directories'.
|
||||
This user option names directories in which Emacs will treat all
|
||||
directory-local variables as safe.
|
||||
+++
|
||||
*** 'recover-file' can show diffs between auto save file and current file.
|
||||
When answering the prompt with "diff" or "=", it now shows the diffs
|
||||
between the auto save file and the current file.
|
||||
|
||||
+++
|
||||
*** 'read-passwd' can toggle the visibility of passwords.
|
||||
Use 'TAB' in the minibuffer to show or hide the password. Likewise,
|
||||
there is an icon on the mode-line, which toggles the visibility of the
|
||||
password when clicking with 'mouse-1'.
|
||||
|
||||
*** 'advice-remove' is now an interactive command.
|
||||
When called interactively, 'advice-remove' now prompts for an advised
|
||||
function to the advice to remove.
|
||||
|
||||
---
|
||||
*** New face 'appt-notification' for 'appt-display-mode-line'.
|
||||
It can be used to customize the look of the appointment notification
|
||||
displayed on the mode line when 'appt-display-mode-line' is non-nil.
|
||||
*** New user option 'uniquify-dirname-transform'.
|
||||
This can be used to customize how buffer names are uniquified, by
|
||||
making arbitrary transforms on the buffer's directory name (whose
|
||||
components are used to uniquify buffer names when they clash). You
|
||||
can use this to distinguish between buffers visiting files with the
|
||||
same base name that belong to different projects by using the provided
|
||||
transform function 'project-uniquify-dirname-transform'.
|
||||
|
||||
+++
|
||||
*** New user option 'remote-file-name-inhibit-delete-by-moving-to-trash'.
|
||||
When non-nil, this option suppresses moving remote files to the local
|
||||
trash when deleting. Default is nil.
|
||||
|
||||
---
|
||||
*** New user option 'remote-file-name-inhibit-auto-save'.
|
||||
If this user option is non-nil, 'auto-save-mode' will not auto-save
|
||||
remote buffers. The default is nil.
|
||||
|
||||
+++
|
||||
*** New user option 'remote-file-name-access-timeout'.
|
||||
When a positive number, this option limits the call of 'access-file'
|
||||
for remote files to this number of seconds. Default is nil.
|
||||
|
||||
+++
|
||||
*** New user option 'yes-or-no-prompt'.
|
||||
@ -521,23 +498,33 @@ This allows the user to customize the prompt that is appended by
|
||||
'yes-or-no-p' when asking questions. The default value is
|
||||
"(yes or no) ".
|
||||
|
||||
---
|
||||
*** New user option 'menu-bar-close-window'.
|
||||
When non-nil, selecting "Close" from the "File" menu or clicking
|
||||
"Close" in the tool bar will result in the current window being
|
||||
closed, if possible.
|
||||
|
||||
---
|
||||
*** New face 'display-time-date-and-time'.
|
||||
This is used for displaying the time and date components of
|
||||
'display-time-mode'.
|
||||
|
||||
---
|
||||
*** New face 'appt-notification' for 'appt-display-mode-line'.
|
||||
It can be used to customize the look of the appointment notification
|
||||
displayed on the mode line when 'appt-display-mode-line' is non-nil.
|
||||
|
||||
---
|
||||
*** New icon images for general use.
|
||||
Several symbolic icons have been added to "etc/images/symbols",
|
||||
including plus, minus, check-mark, star, etc.
|
||||
|
||||
---
|
||||
*** Emacs now recognizes shebang lines that pass '-S'/'--split-string' to 'env'.
|
||||
When visiting a script that invokes 'env -S INTERPRETER ARGS...' in
|
||||
its shebang line, Emacs will now skip over 'env -S' and deduce the
|
||||
major mode based on the interpreter after 'env -S'.
|
||||
|
||||
+++
|
||||
*** New function 'sqlite-execute-batch'.
|
||||
This function lets the user execute multiple SQL statements in one go.
|
||||
It is useful, for example, when a Lisp program needs to evaluate an
|
||||
entire SQL file.
|
||||
|
||||
*** 'insert-directory-program' is now a user option.
|
||||
On *BSD and macOS systems, this user option now defaults to the "gls"
|
||||
executable, if it exists. This should remove the need to change its
|
||||
@ -677,6 +664,12 @@ whereas if the mouse pointer is in the left half of a glyph, point
|
||||
will be put in front the buffer position corresponding to that glyph.
|
||||
By default this is disabled.
|
||||
|
||||
** New pre-defined values for 'electric-quote-chars'.
|
||||
The available customization options for 'electric-quote-chars' have been
|
||||
updated with common pairs of quotation characters, including "‘", "’",
|
||||
"“", "”", "«", "»", "‹", "›", "‚", "„", "「", "」", "『", and "』".
|
||||
The default is unchanged.
|
||||
|
||||
** Internationalization
|
||||
|
||||
---
|
||||
@ -2950,6 +2943,12 @@ this was not possible.) In addition, LOCATION can be an integer, a
|
||||
(zero-based) index into the table at which the new object is inserted
|
||||
(BEFORE is ignored in this case).
|
||||
|
||||
+++
|
||||
**** New function 'sqlite-execute-batch'.
|
||||
This function lets the user execute multiple SQL statements in one go.
|
||||
It is useful, for example, when a Lisp program needs to evaluate an
|
||||
entire SQL file.
|
||||
|
||||
** JSON
|
||||
|
||||
---
|
||||
|
||||
Loading…
Reference in New Issue
Block a user