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; * etc/NEWS: Copy-edits.

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Stefan Kangas 2024-06-29 01:04:03 +02:00
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@ -515,6 +515,10 @@ frames with the previously mentioned capabilities.
** Miscellaneous ** Miscellaneous
*** New user option 'safe-local-variable-directories'.
This user option names directories in which Emacs will treat all
directory-local variables as safe.
--- ---
*** New face 'appt-notification' for 'appt-display-mode-line'. *** New face 'appt-notification' for 'appt-display-mode-line'.
It can be used to customize the look of the appointment notification It can be used to customize the look of the appointment notification
@ -527,12 +531,13 @@ its shebang line, Emacs will now skip over 'env -S' and deduce the
major mode based on the interpreter after 'env -S'. major mode based on the interpreter after 'env -S'.
+++ +++
** New function 'sqlite-execute-batch'. *** New function 'sqlite-execute-batch'.
This function lets the user execute multiple SQL statements in one go. 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 It is useful, for example, when a Lisp program needs to evaluate an
entire SQL file. entire SQL file.
** The default value of 'read-process-output-max' was increased to 65536. *** The default value of 'read-process-output-max' was increased to 65536.
* Editing Changes in Emacs 30.1 * Editing Changes in Emacs 30.1
@ -1080,7 +1085,7 @@ After manually editing 'eshell-aliases-file', you can use this command
to load the edited aliases. to load the edited aliases.
+++ +++
*** 'rgrep' is now a builtin command. *** 'rgrep' is now a builtin Eshell command.
Running 'rgrep' in Eshell now uses the Emacs grep facility instead of Running 'rgrep' in Eshell now uses the Emacs grep facility instead of
calling external rgrep. calling external rgrep.
@ -2378,14 +2383,14 @@ the backtrace and other dynamic state at the point of the error. See
the Info node "(elisp) Handling Errors". the Info node "(elisp) Handling Errors".
+++ +++
** Tooltips on fringes. ** New text properties add tooltips on fringes.
It is now possible to provide tooltips on fringes by adding special text It is now possible to provide tooltips on fringes by adding special text
properties 'left-fringe-help' and 'right-fringe-help'. See the "(elisp) properties 'left-fringe-help' and 'right-fringe-help'. See the "(elisp)
Special Properties" Info node in the Emacs Lisp Reference Manual for Special Properties" Info node in the Emacs Lisp Reference Manual for
more details. more details.
+++ +++
** New 'pop-up-frames' action alist entry for 'display-buffer'. ** New 'display-buffer' action alist entry 'pop-up-frames'.
This has the same effect as the variable of the same name and takes This has the same effect as the variable of the same name and takes
precedence over the variable when present. precedence over the variable when present.
@ -2433,11 +2438,13 @@ its input in-place as before.
** New API for 'derived-mode-p' and control of the graph of major modes. ** New API for 'derived-mode-p' and control of the graph of major modes.
+++
*** 'derived-mode-p' now takes the list of modes as a single argument. *** 'derived-mode-p' now takes the list of modes as a single argument.
The same holds for 'provided-mode-derived-p'. The same holds for 'provided-mode-derived-p'.
The old calling convention where multiple modes are passed as The old calling convention where multiple modes are passed as
separate arguments is deprecated. separate arguments is deprecated.
+++
*** New functions to access the graph of major modes. *** New functions to access the graph of major modes.
While 'define-derived-mode' still only supports single inheritance, While 'define-derived-mode' still only supports single inheritance,
modes can declare additional parents (for tests like 'derived-mode-p') modes can declare additional parents (for tests like 'derived-mode-p')
@ -2453,18 +2460,17 @@ drops incorporating more than one URL. Functions capable of this must
set their 'dnd-multiple-handler' symbol properties to a non-nil value. set their 'dnd-multiple-handler' symbol properties to a non-nil value.
See the Info node "(elisp) Drag and Drop". See the Info node "(elisp) Drag and Drop".
Incident to this change, the function 'dnd-handle-one-url' has been The function 'dnd-handle-one-url' has been made obsolete, since it
made obsolete, for it cannot take these new handlers into account. cannot take these new handlers into account.
** New function 're-disassemble' to see the innards of a regexp. ** New function 're-disassemble' to see the innards of a regexp.
If you compiled with '--enable-checking', you can use this to help debug If you built Emacs with '--enable-checking', you can use this to help
either your regexp performance problems or the regexp engine. debug either your regexp performance problems or the regexp engine.
+++ +++
** XLFDs are no longer restricted to 255 characters. ** XLFDs are no longer restricted to 255 characters.
'font-xlfd-name' now returns an XLFD even if it is greater than 255 'font-xlfd-name' now returns an XLFD even if it is greater than 255
characters in length, provided that the LONG_XLFDs argument is true. characters in length, provided that the LONG_XLFDs argument is true.
Other features in Emacs which employ XLFDs have been modified to Other features in Emacs which employ XLFDs have been modified to
produce and understand XLFDs larger than 255 characters. produce and understand XLFDs larger than 255 characters.
@ -2479,8 +2485,7 @@ You may need to recompile our code if it was compiled with Emacs < 24.3.
** New macro 'static-if' for conditional evaluation of code. ** New macro 'static-if' for conditional evaluation of code.
This macro hides a form from the evaluator or byte-compiler based on a This macro hides a form from the evaluator or byte-compiler based on a
compile-time condition. This is handy for avoiding byte-compilation compile-time condition. This is handy for avoiding byte-compilation
warnings about code that will never actually run under some warnings about code that will never actually run under some conditions.
conditions.
+++ +++
** Desktop notifications are now supported on the Haiku operating system. ** Desktop notifications are now supported on the Haiku operating system.
@ -2488,10 +2493,10 @@ The new function 'haiku-notifications-notify' provides a subset of the
capabilities of the 'notifications-notify' function in a manner capabilities of the 'notifications-notify' function in a manner
analogous to 'w32-notification-notify'. analogous to 'w32-notification-notify'.
** New variable 'haiku-pass-control-tab-to-system'. ** New Haiku specific variable 'haiku-pass-control-tab-to-system'.
This sets whether Emacs should pass 'C-TAB' on to the system instead of This sets whether Emacs should pass 'C-TAB' on to the system instead of
handling it, fixing a problem where window switching would not activate handling it, fixing a problem where window switching would not activate
if an Emacs frame had focus on the Haiku operation system. if an Emacs frame had focus on the Haiku operating system.
+++ +++
** New value 'if-regular' for the REPLACE argument to 'insert-file-contents'. ** New value 'if-regular' for the REPLACE argument to 'insert-file-contents'.
@ -2515,8 +2520,7 @@ The new variables 'ctags-program-name', 'ebrowse-program-name',
'etags-program-name', 'hexl-program-name', 'emacsclient-program-name' 'etags-program-name', 'hexl-program-name', 'emacsclient-program-name'
'movemail-program-name', and 'rcs2log-program-name' should be used 'movemail-program-name', and 'rcs2log-program-name' should be used
instead of "ctags", "ebrowse", "etags", "hexl", "emacsclient", and instead of "ctags", "ebrowse", "etags", "hexl", "emacsclient", and
"rcs2log", when starting one of these built in programs in a "rcs2log", when starting one of these built in programs in a subprocess.
subprocess.
+++ +++
** New variable 'case-symbols-as-words' affects case operations for symbols. ** New variable 'case-symbols-as-words' affects case operations for symbols.
@ -2526,23 +2530,21 @@ as a single word. This is useful for programming languages and styles
where only the first letter of a symbol's name is ever capitalized. where only the first letter of a symbol's name is ever capitalized.
The default value of this variable is nil. The default value of this variable is nil.
** Touch Screen support
+++ +++
** 'x-popup-menu' now understands touch screen events. *** 'x-popup-menu' now understands touch screen events.
When a 'touchscreen-begin' or 'touchscreen-end' event is passed as the When a 'touchscreen-begin' or 'touchscreen-end' event is passed as the
POSITION argument, it will behave as if that event was a mouse event. POSITION argument, it will behave as if that event was a mouse event.
+++ +++
** New functions for handling touch screen events. *** New functions for handling touch screen events.
The new functions 'touch-screen-track-tap' and The new functions 'touch-screen-track-tap' and
'touch-screen-track-drag' handle tracking common touch screen gestures 'touch-screen-track-drag' handle tracking common touch screen gestures
from within a command. from within a command.
** New user option 'safe-local-variable-directories'.
This user option names directories in which Emacs will treat all
directory-local variables as safe.
+++ +++
** New parameter to 'touchscreen-end' events. *** New parameter to 'touchscreen-end' events.
CANCEL non-nil establishes that the touch sequence has been CANCEL non-nil establishes that the touch sequence has been
intercepted by programs such as window managers and should be ignored intercepted by programs such as window managers and should be ignored
with Emacs. with Emacs.