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Update Antinews in the user manual for Emacs 29

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* doc/emacs/anti.texi (Antinews): Rewrite for Emacs 29.
* doc/emacs/emacs.texi (Top): Adjust the top-level menu.
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Eli Zaretskii 2023-01-01 17:38:23 +02:00
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@ -4,134 +4,154 @@
@c See file emacs.texi for copying conditions. @c See file emacs.texi for copying conditions.
@node Antinews @node Antinews
@appendix Emacs 27 Antinews @appendix Emacs 28 Antinews
@c Update the emacs.texi Antinews menu entry with the above version number. @c Update the emacs.texi Antinews menu entry with the above version number.
For those users who live backwards in time, here is information For those users who live backwards in time, here is information
about downgrading to Emacs version 27.2. We hope you will enjoy the about downgrading to Emacs version 28.2. We hope you will enjoy the
greater simplicity that results from the absence of many @w{Emacs greater simplicity that results from the absence of many @w{Emacs
@value{EMACSVER}} features. @value{EMACSVER}} features.
@itemize @bullet @itemize @bullet
@item @item
Emacs can no longer be built with support of native compilation of Like its newer releases, Emacs 28 can still be built with support of
Lisp programs. This means Emacs builds much faster, and the problems native compilation of Lisp programs. However, in preparation for
that came with native compilation: the need to have GCC and Binutils removal of this feature in some previous version, we've deleted the
installed, the complications of managing your @file{eln-cache} capability of ahead-of-time native compilation of all the Lisp files
directories---all of that is now future history. The simplicity and that come with Emacs. This makes the Emacs build process much faster.
elegance of the Emacs byte-compiled code is now restored in all of its
pristine beauty.
@item @item
Emacs no longer builds by default with Cairo, even if it's present. Emacs can no longer be built with the tree-sitter library, so you no
The warnings about not using HarfBuzz are also gone, in preparation longer will need to look for and install the grammar libraries for
for complete removal of HarfBuzz support in previous Emacs versions. the languages in which you want to program. Similarly, all the modes
Fancy text shaping and display is becoming less important as you move that are based on the tree-sitter library were deleted, leaving you
back in time. The @code{ftx} font backend is again part of Emacs, for with just one major mode for every supported programming language: no
the same reasons. more need to decide whether to turn the tree-sitter supported modes on
and try using their parser-based fontification, indentation, and other
features. For some languages and file types, this means no major mode
at all, leaving you with the venerable Fundamental mode as the
natural, high-performance choice. For example, Go, Rust, and CMake
files no longer have any major modes for editing their files ---
another milestone towards a simpler, leaner Emacs.
@item @item
Emacs once again supports versions 5.3 and older OpenBSD systems, Built-in support for accessing SQLite databases was removed. You can
which will be needed as you move back in time. now again edit SQLite files as simple binary files, which Emacs is
quite capable to support, as it always did.
@item @item
We've dropped support for Secure Computing filter on GNU/Linux. The As a gesture to users of the Haiku operating system, we've dropped the
past world is much more secure than the present, so the complexities code which allowed Emacs to be built on that OS@. We expect Haiku
related with this stuff, which can only be explained by severe users to enjoy the much simpler editors they have for editing their
paranoia, are no longer justified. files.
@item @item
Emacs reverted back to supporting Unicode 13.x, since the following Support for XInput2 input events on X is gone. We think the
versions of the standards are not yet published where you are going. traditional X input events are more than enough, certainly so as you
The @samp{emoji} script and the support for displaying Emoji sequences move back in time, where XInput2 will eventually be removed from X as
were removed for the same reasons: no one will produce them in the well, once the maintainers of the X Windows system realize the utter
past. futility of supporting fancy input mechanisms.
@item @item
Mode-specific commands and the @kbd{M-S-x} command that invokes them The ``pure GTK'' (a.k.a.@: @acronym{PGTK}) configuration of Emacs is
were removed. As you move back in time, the command set in Emacs no longer supported. This is in anticipation of the complete removal
becomes smaller, so any such filtering of applicable commands just of the GTK toolkit support from Emacs, and in accordance with our
gets in the way. expectation that GTK will cease to exist as you move back in time. We
plan on removing support for all the other toolkits as well, leaving
only the pure X build with our own widgets as the single supported GUI
configuration on X.
@item @item
We have removed the system for displaying documentation of groups of The @option{--init-directory} command-line option was removed, as
related functions, the @kbd{shortdoc-display-group} command to go with initializing Emacs with init files of another user is a preposterous
it, and the corresponding ``See also'' button in the @file{*Help*} idea anyway.
buffer. That should make searching for certain functions simpler:
just use the venerable @samp{apropos} commands.
@item @item
The @code{context-menu-mode} was removed, and with it the context In line with simplifying and eventually removing the
menus popped by pressing the right mouse button. This is one small native-compilation option, we've deleted the
step towards freeing Emacs (and eventually, the whole world of @code{inhibit-automatic-native-compilation} variable and its support
computing) from the tyranny of the GUI pointing devices in general, code. This greatly simplifies how native compilation works and makes
and moving back to the simplicity of text-mode user interfaces. your configure-time decision regarding native compilation in Emacs
Down with mice and other rodents! clear-cut: either Emacs always compiles Lisp to native code before
using it, or it never does so; no more half measures and special
exceptions. For similar reasons, @code{native-compile-prune-cache}
and @code{startup-redirect-eln-cache} features are no longer part of
Emacs.
@item @item
The commands @kbd{C-x 4 4} and @kbd{C-x 5 5} for displaying the We've deleted the special code and features which allowed Emacs to
results in a new window/frame re gone. We are quite certain that present decent performance and responsiveness when editing files with
creating a new window/frame before running a command is much simpler, very long lines. Such files become more and more rare as time goes
and doesn't require a complication of a new prefix. back, and so having all this tricky code in Emacs for their benefit
was deemed an unnecessary complication.
@item @item
The behavior of active minibuffers when switching frames is now the Emacs dropped support for Eglot and the LSP servers. We decided that
perfect mess it should be: sometimes the minibuffer moves to the new the built-in ways of analyzing source code are more than enough as you
selected frame, sometimes it doesn't, and sometimes you get an error. move back in time.
This makes Emacs usage much more fun, as you get to guess the result,
instead of having it boringly consistent.
@item @item
Compact mode-line display mode has been removed. The items displayed Commands to scale and rotate images are once again bound to single
on the mode line are now always in the same place, and if there's not keys like @kbd{+}, @kbd{-}, and @kbd{r}, which makes them much easier
enough space for them, they are not displayed at all, instead of being to type. As for the risk of typing these by mistake, we don't believe
confusingly displayed in a different position. You no longer need to Emacs users make typing mistakes, especially as they move back in
think twice where to find a particular mode-line element on display. time and become younger and younger.
@item @item
Many commands and options related to tab bars were removed, including To simplify typing popular commands, we've rebound the @w{@kbd{C-x 8 . .}}
(but not limited to) frame-specific appearance of tab bars, the back to @w{@kbd{C-x 8 .}} and @w{@kbd{C-x 8 = =}} back to @w{@kbd{C-x 8 =}}.
@code{tab-bar-format} option, the @kbd{C-x t n}, @kbd{C-x t N}, There's no need for fancier, longer key sequences, as moving back in
@kbd{C-x t M}, and @kbd{C-x t G} commands, and many mouse gestures on time means we will have fewer and fewer commands to bind to them in
the tab bar. We are going to delete the tab bar support from Emacs in the first place.
one of the past versions, and this is a step in that direction.
@item @item
The ``transient'' input methods have been removed; use @kbd{C-\} to If you inadvertently kill the @file{*scratch*} buffer, Emacs will
turn input methods on and off instead. This is in preparation for recreate it in Fundamental mode, not in Lisp Interaction mode. You
complete removal of input methods from Emacs in version 19, and get to turn on the mode you like yourself. Our long-term plans for
consistent with the fact that the number of input methods we support past Emacs releases is to remove the recreation of @file{*scratch*}
becomes smaller as you move back in time. altogether, and this is the first step in that direction.
@item @item
We disabled @code{show-paren-mode} by default, since we think the Support for @code{rlogin} and @code{rsh} protocols are back, since we
venerable @code{blink-matching-paren} feature is more than enough, and expect them to become more and more important and popular as you move
better fits the simplicity of past Emacs versions. It will definitely back in time.
be better when colors are removed from Emacs in the distant past.
For the same reason, sub-groups in interactive regexp searches are no
longer highlighted in distinct colors.
@item @item
On our permanent quest for simplifying Emacs, we've removed the Ispell In preparation for eventual removal of Unicode support from Emacs,
command @code{ispell-comment-or-string-at-point}; the old-time friend we've downgraded our Unicode support to version 14.0.
@code{ispell-comments-and-strings} should suffice.
@item @item
Many Gnus commands and options were deemed to unnecessarily complicate You can no longer change the size of the font globally. Since Emacs
the use of Gnus (which is too complex to begin with), and thus were will at some past date remove all support for variable-size fonts,
removed. This includes @code{gnus-topic-display-predicate}, having such commands is a luxury we are better without.
@code{gnus-process-mark-toggle}, @code{gnus-registry-register-all},
@code{gnus-paging-select-next}, and many others. The @code{nnselect}
backend was deleted for the same reason.
@item @item
The @file{project.el} package have been redesigned to remove many On our permanent quest for simplifying Emacs, we've removed the
unnecessary features, so that just the bare essentials remain. We commands @code{duplicate-line} and @code{duplicate-dwim}; the old-time
plan on removing this package from Emacs in a previous version, but friends @kbd{M-w} and @kbd{C-y} (typed one or more times) should
decided to begin with removing some extra features first. suffice. The command @code{rename-visited-file} is gone for the same
reason.
@item
We've deleted many commands related to Emoji, which were bound in the
@kbd{C-x 8 e} prefix keymap. We decided that the ability to type
Emoji sequences using @kbd{C-x 8 @key{RET}} is enough, and actually
serves our users better by requiring them to know the codepoints of
the sequences they want to type.
@item
We dropped support for many scripts and input methods, especially old
scripts that no one uses anyway. For similar reasons, Greek and
Ukrainian translations of the Emacs tutorial are not available
anymore.
@item
@file{package.el} can no longer fetch source code of packages from
their VCS repositories. We think command-line tools like Git should
be enough to allow you to clone their repositories. So we deleted
the @code{package-vc-install} command and other similar commands.
@item @item
To keep up with decreasing computer memory capacity and disk space, many To keep up with decreasing computer memory capacity and disk space, many
other functions and files have been eliminated in Emacs 27.2. other functions and files have been eliminated in Emacs 28.2.
@end itemize @end itemize

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@ -220,7 +220,7 @@ Appendices
* GNU Free Documentation License:: The license for this documentation. * GNU Free Documentation License:: The license for this documentation.
* Emacs Invocation:: Hairy startup options. * Emacs Invocation:: Hairy startup options.
* X Resources:: X resources for customizing Emacs. * X Resources:: X resources for customizing Emacs.
* Antinews:: Information about Emacs version 27. * Antinews:: Information about Emacs version 28.
* Mac OS / GNUstep:: Using Emacs under macOS and GNUstep. * Mac OS / GNUstep:: Using Emacs under macOS and GNUstep.
* Haiku:: Using Emacs on Haiku. * Haiku:: Using Emacs on Haiku.
* Microsoft Windows:: Using Emacs on Microsoft Windows and MS-DOS. * Microsoft Windows:: Using Emacs on Microsoft Windows and MS-DOS.