GitLab

* doc/emacs/maintaining.texi (List Identifiers): Update
`list-tags' doc (bug#37611).
* lisp/progmodes/etags.el (list-tags)
(tags--get-current-buffer-name-in-tags-file): Default FILE to the
current buffer for list-tags.

* lisp/emacs-lisp/seq.el (seq-find): Autoload.

* lisp/net/mailcap.el (mailcap-parse-mailcaps): Note where all the
entries come from so that we can later distinguish between user
values and system values (bug#36771).
(mailcap-parse-mailcap): Take a source parameter.
(mailcap-possible-viewers): No need to sort wildcards/exact
matches; these are later sorted anyway.
(mailcap-add-mailcap-entry): Remove `after' parameter.
(mailcap-mime-info): Make mailcap-prefer-mailcap-viewers work as
documented.

* lisp/wid-edit.el ('string widget): Peek the word that
ispell-complete-word will try to complete, and only offer completions
when the word is inside of the field (bug#11046).

* lisp/wid-edit.el (widget-completions-at-point): Detect here if point
is not in an editable field.
(widget-complete): And here say there are no completions available
(bug#11562).

* src/frame.h (struct frame): Remove HAVE_WINDOW_SYSTEM
around last_tab_bar_item.

* lisp/tab-bar.el (tab-close-other): New command bound to C-x 6 1.

* doc/emacs/frames.texi (Tab Bars): Document it.

* lisp/net/eww.el (eww-open-in-new-buffer): Call tab-new when tab-bar-mode
is enabled.
(eww-browse-url): Add docstring.  Call tab-new when tab-bar-mode
is enabled.

* lisp/net/shr.el (shr-map): Bind [C-down-mouse-1] to
shr-mouse-browse-url-new-window.
(shr-mouse-browse-url-new-window): New command.
(shr-browse-url): Add optional arg new-window.

* doc/misc/eww.texi (Basics): Mention opening tabs on M-RET.

Rather than explicitly call eieio-class-un-autoload, the autoloading is
now performed on-demand if you use eieio--full-class-object.

* lisp/emacs-lisp/eieio-core.el (eieio-class-un-autoload): Remove.
(eieio--full-class-object): New function, to replace it.
(eieio-oref, eieio--class-precedence-list):
* lisp/emacs-lisp/eieio-base.el (eieio-persistent-convert-list-to-object):
Use it instead of eieio-class-un-autoload.
* lisp/emacs-lisp/eieio.el (eieio-class-parents, child-of-class-p):
Load the class if needed.

* lisp/mwheel.el (mouse-wheel-mode): Support changing font size (text
scaling) using mouse wheel.  (Bug#28182)
(mouse-wheel-scroll-amount): Bind the Ctrl modifier to text scaling.
(mwheel-installed-text-scale-bindings): New variable.
(mouse-wheel--remove-bindings): New helper function for
'mouse-wheel-mode'.

* doc/emacs/frames.texi (Mouse Commands): Document this feature.
* etc/NEWS: Announce it.

* lisp/faces.el (line-number-major-tick, line-number-minor-tick):
New faces.
* lisp/cus-start.el (display-line-numbers-major-tick)
(display-line-numbers-minor-tick): Add customization info.
* lisp/frame.el: Add `display-line-numbers-major-tick' and
`display-line-numbers-minor-tick' to list of variables which
should trigger redisplay of the current buffer.

* src/xdisp.c (syms_of_xdisp) <display-line-numbers-major-tick>
<display-line-numbers-major-tick>: Defvar new options.
(syms_of_xdisp) <line-number-major-tick, line-number-minor-tick>:
Defsym new faces.
(maybe_produce_line_number): Use new faces for line numbers
that are multiple of `display-line-numbers-major-tick' and
`display-line-numbers-minor-tick'.

* etc/NEWS (value): Announce new feature.
* doc/emacs/display.texi (Display Custom): Describe it.  Wording by
Robert Pluim <rpluim@gmail.com>

* lisp/textmodes/two-column.el: Don't autoload global setting of
"\C-x6" to 2C-command.

* lisp/ldefs-boot.el: Update to remove setting "\C-x6" to 2C-command.

* doc/emacs/commands.texi (Keys):
* doc/emacs/text.texi (Two-Column):
* doc/lispref/keymaps.texi (Prefix Keys):
* doc/lispref/maps.texi (Standard Keymaps):
Unbind 'C-x 6' from '2C-mode-map'.

Avoid inf-recursion with dependency cycles.
Remove unused `only` arg.  Prune duplicates early rather than late.
(package--removable-packages): Simplify code accordingly.

Problem reported privately for FreeBSD 12 by Ashish Shukla.
* src/fileio.c (Ffile_acl): Treat EINVAL etc. like ENOTSUP if
acl_get_file fails, to port to FreeBSD 12 and other non-GNU
platforms.

This for now doesn't work on GPM.
* src/xdisp.c (display_tab_bar): Make the loop over tab-bar
items more efficient.
(tab_bar_item_info, tool_bar_item_info): Correct data type for
CHARPOS.
(tty_get_tab_bar_item, tty_handle_tab_bar_click): New functions.
(note_mouse_highlight): Handle help-echo of tab-bar tabs on
TTY frames.
* src/w32inevt.c (do_mouse_event): Call
tty_handle_tab_bar_click to process mouse clicks on the tab bar.
* src/termchar.h (tty_handle_tab_bar_click): Add prototype.
* src/w32console.c (w32con_set_terminal_modes): Disable Quick
Edit mode on entry, to make sure mouse events get reported to
us.

* lisp/calendar/iso8601.el (iso8601--year-match)
(iso8601--full-date-match, iso8601--without-day-match)
(iso8601--week-date-match, iso8601--ordinal-date-match)
(iso8601-parse-date):
Don’t bother to separate the year’s sign from the year,
as that distinction is not needed: ISO 8601 uses
astronomical year numbering with a year zero, which
is what the Emacs time functions use, so there’s no
need to treat nonpositive years specially.
(iso8601--adjust-year): Remove; no longer needed
since callers can just use string-to-number.
* test/lisp/calendar/iso8601-tests.el (test-iso8601-date-years):
Adjust test case to match fixed behavior.

* doc/emacs/calendar.texi (Calendar Systems)
* doc/lispref/os.texi (Time Conversion):
Prefer "BC" to "B.C." since the documentation generally uses "BC".
* doc/misc/emacs-mime.texi (time-date):
* lisp/calendar/time-date.el (date-to-day, time-to-days):
In the doc string, state the day origin more clearly, and more
consistently with the rest of the documentation.
* src/timefns.c (Fdecode_time): State the year origin in
the doc string.

* lisp/subr.el (ctl-x-6-map, ctl-x-6-prefix): Move here from tab-bar.el
to make it available to other modes like dired for 'C-x 6 d'.

* lisp/dired.el (dired-other-tab): New command bound to 'C-x 6 d'.

* lisp/tab-bar.el: Bind 'C-x 6 o' to tab-next.

* doc/emacs/frames.texi (Tab Bars): Describe C-x 6 prefix key bindings.

* lisp/tab-bar.el (tab-bar-tab-hints): New defcustom.
(tab-bar-make-keymap-1): Use tab-bar-tab-hints.
(tab-bar--tab, tab-bar--current-tab, tab-bar--current-tab-index)
(tab-bar--tab-index, tab-bar--tab-index-by-name): New internal functions.
(tab-bar-select-tab): Use arg as absolute position of tab to select.
(tab-bar-switch-to-next-tab, tab-bar-switch-to-prev-tab): Use arg
as offset relative to the current tab.
(tab-bar-switch-to-tab): New command.
(tab-bar-new-tab): Simplify by using cl-pushnew.
(tab-bar-close-current-tab): Remove (the current tab is closed
by nil arg of tab-bar-close-tab).
(tab-bar-close-tab): Use arg as absolute position of tab to close.
(tab-bar-close-tab-by-name): New command.

* nextstep/templates/Info.plist.in
(NSDesktopFolderUsageDescription):
(NSDocumentsFolderUsageDescription):
(NSDownloadsFolderUsageDescription):
(NSRemovableVolumesUsageDescription): Add description to enable
setting in macOS 10.15.

Copyright-paperwork-exempt: yes

* lisp/progmodes/compile.el (compilation-error-regexp-alist-alist):
Match GNU make error messages.
* test/lisp/progmodes/compile-tests.el (compile-tests--test-regexps-data):
Test GNU make error message matching.
(compile-test-error-regexps): Update count of infos found.

* lisp/eshell/esh-util.el: Remove some XEmacs compat functions.

* lisp/ezimage.el (ezimage-use-images)
(ezimage-insert-over-text): Remove XEmacs compat code.

* doc/emacs/frames.texi (Tab Bars): Fix typo in xref.

* lisp/vc/ediff-diff.el (ediff-word-1): Remove XEmacs compat code
and declare compatibility functions for obsolete.  Adjust all callers.

* lisp/vc/ediff-help.el (ediff-set-help-overlays):

* lisp/vc/ediff-hook.el:
(menu-bar-ediff-misc-menu, menu-bar-ediff-merge-menu)
(menu-bar-ediff-menu, menu-bar-ediff-merge-menu)
(menu-bar-epatch-menu, menu-bar-ediff-misc-menu):

* lisp/vc/ediff-init.el (ediff-device-type)
(ediff-window-display-p, ediff-has-face-support-p)
(ediff-has-toolbar-support-p, ediff-has-gutter-support-p)
(ediff-BAD-INFO, ediff-coding-system-for-write)
(ediff-read-event, ediff-overlayp, ediff-make-overlay)
(ediff-delete-overlay, ediff-color-display-p)
(ediff-display-pixel-width, ediff-display-pixel-height)
(ediff-region-help-echo, ediff-set-face-pixmap)
(ediff-paint-background-regions-in-one-buffer)
(ediff-clear-fine-diff-vector, ediff-mouse-event-p)
(ediff-key-press-event-p, ediff-event-point, )
(ediff-event-buffer, ediff-event-key, ediff-last-command-char)
(ediff-frame-iconified-p, ediff-frame-char-width)
(ediff-reset-mouse, ediff-frame-char-height)
(ediff-overlay-start, ediff-overlay-end, ediff-overlay-buffer)
(ediff-overlay-get, ediff-move-overlay, ediff-overlay-put)
(ediff-abbreviate-file-name):

* lisp/vc/ediff-mult.el (ediff-next-meta-item)
(ediff-previous-meta-item)
(ediff-replace-session-activity-marker-in-meta-buffer)
(ediff-replace-session-status-in-meta-buffer)
(ediff-redraw-directory-group-buffer)
(ediff-update-markers-in-dir-meta-buffer)
(ediff-update-session-marker-in-dir-meta-buffer)
(ediff-redraw-registry-buffer, ediff-set-meta-overlay)
(ediff-update-meta-buffer, ediff-get-meta-info)
(ediff-get-meta-overlay-at-pos, )
(ediff-get-session-number-at-pos, )
(ediff-next-meta-overlay-start)
(ediff-previous-meta-overlay-start, )
(ediff-meta-mark-equal-files):

* lisp/vc/ediff-util.el:
(ediff-setup, ediff-setup-control-buffer, ediff-recenter)
(ediff-recenter-one-window, ediff-toggle-read-only)
(ediff-file-checked-out-p, ediff-file-checked-in-p)
(ediff-toggle-wide-display, ediff-toggle-multiframe)
(ediff-toggle-use-toolbar, ediff-kill-bottom-toolbar)
(ediff-visible-region, ediff-scroll-vertically)
(ediff-scroll-horizontally, ediff-jump-to-difference-at-point)
(ediff-diff-to-diff, ediff-restore-diff)
(ediff-toggle-regexp-match, ediff-really-quit)
(ediff-cleanup-mess, ediff-highlight-diff-in-one-buffer)
(ediff-unhighlight-diffs-totally-in-one-buffer)
(ediff-save-buffer, ediff-make-cloned-buffer)
(ediff-make-indirect-buffer, ediff-remove-flags-from-buffer)
(ediff-place-flags-in-buffer1, ediff-get-diff-posn)
(ediff-clear-diff-vector, ediff-make-bullet-proof-overlay)
(ediff-submit-report, ediff-deactivate-mark)
(ediff-activate-mark, ediff-profile, ediff-print-diff-vector):

* lisp/vc/ediff-wind.el (ediff-control-frame-parameters)
(ediff-get-window-by-clicking, ediff-select-lowest-window)
(ediff-setup-windows-plain-merge)
(ediff-setup-windows-plain-compare, ediff-setup-control-frame)
(ediff-destroy-control-frame, ediff-make-frame-position)
(ediff-make-wide-display, ediff-get-visible-buffer-window):

* lisp/vc/ediff.el (ediff-version, ediff-documentation):

* doc/emacs/frames.texi (Menu Bars, Tool Bars, Tab Bars):
Don't start index entries from a capital letter.
(Tab Bars): Improve wording and indexing.

* etc/NEWS: Improve documentation of Tab bars.

* src/xdisp.c (redisplay_internal): Detect when the frame
becomes garbaged inside the call to update_frame, and redraw
the frame in that case.  (Bug#37579)

Problem reported by Mattias Engdegård.
* lisp/language/indian.el (gurmukhi-composable-pattern):
Omit unnecessary "-".

* lisp/progmodes/project.el (project--vc-list-files): Make sure to
expand file names.  Turns out, Grep doesn't like abbreviated ones.

* lisp/image-mode.el (image-set-window-vscroll): Interpret the
argument VSCROLL value in pixel units.
(image-mode-reapply-winprops): Interpret the 'vscroll'
property value in pixel units.
(image-next-line): Scroll the image with pixel resolution.
(image-eob): Set the image vscroll in pixels.  (Bug#37578)

* lisp/emacs-lisp/easy-mmode.el (easy-mmode--mode-docstring):
When using `easy-mmode--arg-docstring' to auto-generate a
docstring, refill it up to `emacs-lisp-docstring-fill-column'.

* lisp/gnus/gnus-group.el (gnus-group-set-info): Packages that use
Gnus summary mode without actually booting Gnus might end up in this
situation. See bug#36903

Problems reported by Mattias Engdegård in:
https://lists.gnu.org/r/emacs-devel/2019-09/threads.html
* lisp/calendar/iso8601.el (iso8601--year-match)
(iso8601--full-date-match, iso8601--without-day-match)
(iso8601--week-date-match, iso8601--ordinal-date-match)
(iso8601--zone-match):
* lisp/textmodes/rst.el (rst-re-alist-def):
Put ‘-’ at the end of bracketed ranges, following the style
suggestion in the Elisp manual.
(iso8601--time-match): Use \([0-9]*\) instead of \([0-9]+\)?
to pacify the regexp scanner.
(iso8601-parse-time): Adjust accordingly.
* lisp/language/burmese.el (burmese-composable-pattern):
* lisp/language/indian.el (devanagari-composable-pattern)
(bengali-composable-pattern, gurmukhi-composable-pattern)
(gujarati-composable-pattern, oriya-composable-pattern)
(telugu-composable-pattern, kannada-composable-pattern)
(malayalam-composable-pattern):
Prefer [ab] to [a-b] when the characters differ by 1,
to pacify the regexp scanner.
* lisp/language/burmese.el (burmese-composable-pattern):
Fix missing-‘\u’ typos.
* lisp/language/indian.el (gurmukhi-composable-pattern):
Fix missing-‘\’ typo.
* lisp/language/tibetan.el (tibetan-regexp):
Quote ‘+’ in regexp to pacify the regexp scanner.  Simplify.
* lisp/textmodes/rst.el (rst-re-alist-def): Fix ‘[]-'...]’
typo by putting the ‘-’ at end of the bracketed expression.

* src/dispextern.h (MR_PARTIALLY_VISIBLE_AT_TOP):
* src/window.c (Fwindow_mode_line_height)
(Fwindow_header_line_height, Fwindow_tab_line_height)
(Fwindow_right_divider_width, Fwindow_bottom_divider_width)
(Fwindow_scroll_bar_width, Fwindow_scroll_bar_height):
(Fset_window_configuration, Fcurrent_window_configuration):
Omit unnecessary parens.
* src/dispextern.h (CURRENT_MODE_LINE_HEIGHT)
(CURRENT_HEADER_LINE_HEIGHT, CURRENT_TAB_LINE_HEIGHT):
Add parens needed to make these macros function-like.
* src/window.c (window_resize_check):
* src/window.h (WINDOW_TAB_BAR_P):
* src/xdisp.c (tab_bar_item_info): Reindent.
* src/window.c (window_wants_mode_line)
(window_wants_header_line, window_wants_tab_line):
Simplify (a && b ? 1 : 0) to (a && b).

* lisp/mwheel.el (mwheel-scroll): Show a message instead of dinging at
end of buffer and beginning of buffer.  This should be less intrusive,
especially when using a trackpad.  (Bug#16196)

* lisp/bindings.el (global-map): Bind Scroll_Lock to
scroll-lock-mode.  (Bug#6861)
* lisp/scroll-lock.el (scroll-lock-mode): Note that the binding will
not work if 'w32-scroll-lock-modifier' is non-nil.
* etc/NEWS: Announce it.