Alan Mackenzie [Thu, 11 Aug 2022 19:31:09 +0000 (19:31 +0000)]
New debugging facility: backtraces from errors in Lisp called from redisplay
Setting backtrace-on-redisplay-error to non-nil enables the generation of a
Lisp backtrace in buffer *Redisplay-trace* following an error in Lisp called
from redisplay.
* doc/lispref/debugging.texi (Debugging Redisplay): New subsection.
(Error Debugging): Reference to the new subsection.
* etc/NEWS: New entry for the new facility.
* src/eval.c (redisplay_deep_handler): New variable.
(init_eval): Initialize redisplay_deep_handler.
(call_debugger): Don't throw to top-level after calling debug-early
(internal_condition_case_n): "Bind" redisplay_deep_handler to the current
handler.
(backtrace_yet): New boolean variable.
(signal_or_quit): New code section to handle Lisp errors occurring in
redisplay.
(syms_of_eval): New DEFVAR_BOOL backtrace-on-redisplay-error.
* src/keyboard.c (command_loop_1): Set backtrace_yet to false each time around
the loop.
(safe_run_hooks_error): Allow args to be up to four Lisp_Objects long.
(safe_run_hooks_2): New function.
* src/lisp.h (top level): declare as externs backtrace_yet and
safe_run_hooks_2.
* src/xdisp.c (run_window_scroll_functions): Replace a call to
run_hook_with_args_2 with one to safe_run_hooks_2.
Axel Svensson [Mon, 8 Aug 2022 23:11:02 +0000 (01:11 +0200)]
Support the full range of variation selectors
* lisp/international/characters.el: Provide acronyms for variation
selectors.
(update-glyphless-char-display): Update display of the full range
of variation selectors.
(glyphless-char-display-control): Update doc string. (Bug#57072)
* doc/lispref/display.texi (Glyphless Chars): Document more
variation selectors.
Ulf Jasper [Thu, 11 Aug 2022 11:26:52 +0000 (13:26 +0200)]
newsticker: fix bug#57045
* lisp/net/newst-treeview.el
(newsticker--treeview-list-items-with-age) (newsticker-treeview-update):
Fix issues with changing sort order in virtual feed 'all' (Bug#57045).
Fix wrong metrics for bitmap-only fonts with HarfBuzz 5
* src/ftcrfont.c (ftcrhbfont_begin_hb_font): Always use the standard
position unit value on HarfBuzz 5 and later regardless of whether the
font is bitmap-only or not. (Bug#57066)
Po Lu [Thu, 11 Aug 2022 01:56:15 +0000 (09:56 +0800)]
Adjust client pointer upon help event
* src/xterm.c (handle_one_xevent): Keep track of the device that
set do_help and make it the client pointer so that tooltips show
up under the right pointer.
Visuwesh [Tue, 9 Aug 2022 15:42:39 +0000 (21:12 +0530)]
Improve the bengali-probhat input method
* lisp/leim/quail/indian.el ("bengali-probhat"): Set KBD-TRANSLATE
and SHOW-LAYOUT flags non-nil. This makes the IM usable with Dvorak
keyboard and also shows more useful help. Reported by Akib Azmain
Turja <akib@disroot.org>.
Extend the set of eligible opcodes for certain peephole
transformations, which then provide further optimisation
opportunities.
* lisp/emacs-lisp/byte-opt.el (byte-optimize-lapcode):
Optimise empty save-current-buffer in the same way as we already
do for save-excursion and save-restriction. This is safe
because (save-current-buffer) is a no-op.
(byte-compile-side-effect-and-error-free-ops): Add list3, list4 and
listN. These were all apparent oversights as list1 and list2 were
already included.
(byte-after-unbind-ops): Add stack-ref, stack-set, discard, list3,
list4 and listN. Stack manipulation is safe because unbind cannot
read or modify stack entries.
Dmitry Gutov [Wed, 10 Aug 2022 00:18:29 +0000 (03:18 +0300)]
js--font-lock-keywords-2: Remove the 'for each' matcher
* lisp/progmodes/js.el (js--font-lock-keywords-2):
Remove the 'for each' matcher. First, because it was slow
(bug#56682), and second: the 'for each' syntax was only present in
Mozilla's dialect of JavaScript (added in version 1.5), and has
been deprecated for a decade now.
Stefan Kangas [Tue, 9 Aug 2022 20:41:53 +0000 (22:41 +0200)]
Make rng-collapse-space obsolete
* lisp/nxml/rng-util.el (rng-collapse-space): Make obsolete in favor
of 'string-clean-whitespace'. Update callers.
Suggested by Lars Ingebrigtsen <larsi@gnus.org>.
Laurence Warne [Tue, 9 Aug 2022 07:33:18 +0000 (08:33 +0100)]
Fix python escape code fontification for multi-line literals
* lisp/progmodes/python.el (python--string-bytes-literal-matcher): Go
backward one char after a match so that consecutive escape codes are
highlighted
(python--not-raw-string-literal-start-regexp): Make regular expression
more comprehensive, so multi-line bytes literals are not caught
(python-rx): Accept one to three octal digits in octal escape codes
instead of always three
Michael Albinus [Tue, 9 Aug 2022 16:12:27 +0000 (18:12 +0200)]
Further Tramp fixes for Android 12
* lisp/net/tramp-adb.el (tramp-adb-handle-file-attributes)
(tramp-adb-handle-directory-files-and-attributes)
(tramp-adb-handle-file-name-all-completions): Pipe "ls" output
through "cat", in order to avoid quoting special characters.
(tramp-adb-sh-fix-ls-output): Remove fix for file names with spaces.
Stefan Kangas [Tue, 9 Aug 2022 15:55:21 +0000 (17:55 +0200)]
Improve message regarding missing LEIM
* lisp/international/ja-dic-utl.el (skkdic-lookup-key):
* lisp/international/mule-diag.el (list-input-methods-1):
* lisp/international/quail.el (quail-use-package): Explain that LEIM
is installed together with Emacs.
Stefan Kangas [Tue, 9 Aug 2022 12:29:12 +0000 (14:29 +0200)]
Replace utility functions with seq-uniq
* lisp/gnus/gnus-util.el (gnus-delete-duplicates):
* lisp/ibuf-ext.el (ibuffer-remove-duplicates): Redefine as
obsolete function alias for 'seq-uniq'. Update callers.
* lisp/emacs-lisp/loaddefs-gen.el
(loaddefs-generate--shorten-autoload): New function.
(loaddefs-generate--make-autoload): Use it to drop optional nil
values from the `autoloads' forms. This makes the loaddefs.el
file about 12K shorter.
Stefan Kangas [Tue, 9 Aug 2022 13:37:53 +0000 (15:37 +0200)]
Make ibuffer-split-list obsolete in favor of seq-group-by
* lisp/ibuf-ext.el (ibuffer-split-list): Make obsolete in favor of
'seq-group-by'.
(ibuffer-generate-filter-groups): Don't use above obsolete
function.
Alan Mackenzie [Tue, 9 Aug 2022 10:46:21 +0000 (10:46 +0000)]
CC Mode: Allow the insertion of long strings of letters in reasonable time
This fix allows M-: (insert (make-string 1000000 ?y)) to work fast when
inserted between C++ raw string delimiters after (setq long-line-threshold
nil).
* lisp/progmodes/cc-langs.el (c-symbol-key): Replace a "*" by "\\{,1000\\}" in
a regexp.
Po Lu [Tue, 9 Aug 2022 07:43:30 +0000 (15:43 +0800)]
Factor out some duplicate code from handle_one_xevent
* src/xterm.c (xi_disable_devices): New function.
(handle_one_xevent): Use that to disable an array of device IDs
instead of copypasting the same block of code over and over
again.
Po Lu [Tue, 9 Aug 2022 03:06:06 +0000 (11:06 +0800)]
Fix handling of XI_DeviceChanged events
* src/xterm.c (xi_get_scroll_valuator): New function.
(xi_handle_device_changed): New function.
(handle_one_xevent): Factor out most of the device changed code
to that function, and make it specifically query for the device
information. (bug#57020)
Stefan Kangas [Mon, 8 Aug 2022 19:28:53 +0000 (21:28 +0200)]
Don't mention XEmacs toolbar in ediff manual
* doc/misc/ediff.texi (Other Session Commands): Don't mention XEmacs
specific toolbar support for now. This can be changed back once the
toolbar is ported to Emacs.