* doc/emacs/building.texi (Grep Searching): Document it.
* lisp/progmodes/grep.el (grep-match-regexp): New variable (bug#41766).
(grep-filter): Use it.
* lisp/abbrev.el (abbrev-suggest, abbrev-suggest-hint-threshold)
(abbrev-suggest-show-report): Improve wording of the doc strings.
* doc/emacs/abbrevs.texi (Abbrevs Suggestions): Fix the typo in
the node name. Improve wording.
* doc/emacs/emacs.texi (Top): Add the new node in the @detailmenu
section.
* etc/NEWS: Improve wording of the NEWS entry for
'abbrev-suggest'.
* doc/lispref/searching.texi (Search and Replace): Update.
* lisp/bindings.el (mode-line-position): Update callers.
* lisp/subr.el (string-replace): Rename from replace-in-string
since that clashes with XEmacs' replace-in-string which is
equivalent to the Emacs replace-regexp-in-string (bug#43598).
* lisp/abbrev.el (abbrev-suggest): New defcustom.
(abbrev-suggest-hint-threshold): New defcustom.
(abbrev--suggest-get-active-tables-including-parents): New defun.
(abbrev--suggest-get-active-abbrev-expansions): New defun.
(abbrev--suggest-count-words): New defun.
(abbrev--suggest-get-previous-words): New defun.
(abbrev--suggest-above-threshold): New defun.
(abbrev--suggest-saved-recommendations): New defvar.
(abbrev--suggest-inform-user): New defun.
(abbrev--suggest-shortest-abbrev): New defun.
(abbrev--suggest-maybe-suggest): New defun.
(abbrev--suggest-get-totals): New defun.
(abbrev-suggest-show-report): New defun.
(expand-abbrev): If the previous word was not an abbrev, maybe
suggest an abbrev to the user.
* doc/emacs/abbrevs.texi (Abbrev suggestions): New section.
* etc/NEWS: Announce abbrev suggestions.
(ruby-mode-map, ruby-mode-menu): Don't use ruby-for/backward-sexp any more.
(ruby-mode-variables): Always setup SMIE navigation.
Still obey `ruby-use-smie` for indentation.
(ruby-forward-sexp, ruby-backward-sexp): Mark as obsolete.
* lisp/mwheel.el (mouse-wheel-scroll-amount): Change 'shift' default value
from 5 to 'hscroll'. Add new option "Scroll horizontally" for 'hscroll'.
(mwheel-scroll): Handle value 'hscroll' and call mwheel-scroll-left-function
or mwheel-scroll-right-function.
* doc/emacs/frames.texi (Mouse Commands): Update for horizontal scrolling
with Shift modifier.
* lisp/mwheel.el (mouse-wheel-scroll-amount): Change default value 5 to 1
and shift default value from 1 to 5.
Default value is changed as discussed in etc/TODO.
* lisp/simple.el (goto-line-read-args): New function with code from goto-line.
(goto-line): New arg RELATIVE. Also use 'widen-automatically' to
leave all lines accessible in the narrowed buffer.
(goto-line-relative): New command.
* lisp/info.el (Info-mode-map): Remap 'goto-line' to 'goto-line-relative'.
* doc/emacs/basic.texi (Moving Point):
* doc/emacs/display.texi (Optional Mode Line): Mention goto-line-relative.
* doc/emacs/search.texi (Search Customizations): Adjust
documentation.
* lisp/isearch.el (search-highlight-submatches): Be a boolean.
(isearch-group-{6-9}): New faces.
(isearch-highlight): Use the variable as a boolean.
* doc/emacs/programs.texi (Lisp Doc): Document it.
* lisp/emacs-lisp/eldoc.el (eldoc-display-truncation-message): New
variable (bug#43543).
(eldoc--handle-docs): Use it.
02a31c9632 (origin/emacs-27) Minor improvement in the ELisp manual's ...
f750def778 Mention in PROBLEMS the problems with fonts and Uniscribe
082d8a21b1 Minor copyedits in 'line-height' documentation
5b23393bcc ; * src/frame.c (syms_of_frame) <make-pointer-invisible>: ...
* lisp/isearch.el (search-highlight-submatches): Improve the doc
string.
* doc/emacs/search.texi (Search Customizations): Improve the
documentation of 'search-highlight-submatches'.
* etc/NEWS: Minor change of the entry for
'search-highlight-submatches'.
* doc/emacs/misc.texi (FFAP): Document new commands (bug#43503).
* lisp/ffap.el (ffap-read-only-other-tab): New command.
* lisp/tab-bar.el (find-file-read-only-other-tab): New command and
keystroke.
* doc/emacs/files.texi (Reverting): Document the new command and the
new variable.
* etc/NEWS: Mention the new command and the new variable.
* lisp/files.el (revert-buffer-with-fine-grain): New command. Revert
a buffer trying to be non-destructive, by using replace-buffer-contents.
(revert-buffer-insert-file-contents-delicately): New function, alternative
to revert-buffer-insert-file-contents-function--default-function.
(revert-buffer-with-fine-grain-max-seconds): New variable. Passed as
argument MAX-SECS of replace-buffer-contents.
* test/lisp/files-tests.el (files-tests-lao files-tests-tzu): Helper
variables, taken from diffutils manual, to test reverting a buffer.
(files-tests-revert-buffer)
(files-tests-revert-buffer-with-fine-grain): New tests (bug#18).
* subr.el (process-lines-handling-status): Extension of the old
process-lines, with more flexible handling of the exit status.
(process-lines): Old API implemented using the new function.
(process-lines-ignore-status): Another use of the new function -
return the output lines regardless of the exit status (bug#1321).
* src/nsterm.m ([EmacsView keyDown:]): Call
[NSCursor setHiddenUntilMouseMoves:] with the correct argument, depending on
variable make-pointer-invisible.
* doc/emacs/basic.texi (Basic Undo): Document the easiest way to
type the undo key.
* etc/tutorials/TUTORIAL: Describe typing C-_ without the Shift
key.
* lisp/progmodes/cperl-mode.el (cperl-style-alist)
(cperl-set-style): Add indentation style recommended by Damian Conway's
book "Perl Best Practices".
* test/lisp/progmodes/cperl-mode-tests.el
(cperl-mode-test-indent-styles): Add a test to verify indentation
and unraveling of conditionals (bug#43457).
Add a command 'lossage-size' to set the maximum
number or recorded keystrokes (Bug#38796).
* src/keyboard.c (lossage_limit):
Static variable with the current lossage size limit.
(MIN_NUM_RECENT_KEYS): Renamed from NUM_RECENT_KEYS.
Set it as 100 and use it as the minimum value for lossage_limit.
Keep the same default for the vector size as before (300).
(lossage-size): New command.
(update_recent_keys): Helper function.
(command_loop_1)
(record_char)
(recent-keys)
(syms_of_keyboard): Use lossage_limit as the vector size.
* lisp/help.el (view-lossage): Mention the new command in the docstring.
* etc/NEWS (Changes in Emacs 28.1): Announce this change.
* doc/emacs/help.texi (Misc Help): Update manual.
* test/src/keyboard-tests.el (keyboard-lossage-size): Add test.
* lisp/bindings.el (column-number-indicator-zero-based): Make
obsolete (bug#28648).
(mode-line-position-column-line-format): New variable.
(mode-line-position--column-line-properties): New const.
(mode-line-position): Use it.
* doc/misc/dbus.texi (Errors and Events):
* etc/NEWS: D-Bus events keep the type information of their arguments.
* lisp/net/dbus.el (dbus-check-event): Fix docstring.
(dbus-delete-types, dbus-flatten-types): New defuns.
(dbus-handle-event, dbus-register-property, dbus-property-handler):
Handle type information.
(dbus-set-property): Fix thinko.
* src/dbusbind.c (XD_BASIC_DBUS_TYPE): Simplify.
(xd_dbus_type_to_symbol): New function.
(xd_retrieve_arg): Return type information for the arguments.
(xd_read_message_1): Return type information for the error name.
(dbus-registered-objects-table): Fix docstring.
* doc/lispref/minibuf.texi (Text from Minibuffer): Document it.
* lisp/minibuffer.el (completion--replace): Preserve text
properties on completed items (bug#43218).
* src/module-env-28.h: Add field for 'make_interactive' function.
* src/emacs-module.c (Lisp_Module_Function): Add new field holding the
interactive form.
(allocate_module_function): Adapt to structure layout change.
(module_make_interactive, module_function_interactive_form): New
functions.
(initialize_environment): Use them.
* src/eval.c (Fcommandp):
* src/data.c (Finteractive_form): Also handle interactive module
functions.
* test/data/emacs-module/mod-test.c (Fmod_test_identity): New test
function.
(emacs_module_init): Create two interactive module test functions.
* test/src/emacs-module-tests.el (module/interactive/return-t)
(module/interactive/return-t-int, module/interactive/identity):
New unit tests.
* doc/lispref/internals.texi (Module Functions): Document new
function. Rework paragraph about wrapping module functions, as the
example no longer applies.
* etc/NEWS: Document new facility.
* src/xdisp.c (syms_of_xdisp): Replace 'invocation-name' with the text
"%b - GNU Emacs" and replace "@" with " at ". (Bug#41147)
* etc/NEWS: Announce the above change.
