For discussion, see the following threads:
https://lists.gnu.org/archive/html/emacs-devel/2020-05/msg00630.html
https://lists.gnu.org/archive/html/emacs-devel/2020-06/msg00099.html
* doc/misc/ede.texi (ede-generic-project): Clean up example.
* doc/misc/eieio.texi (Accessing Slots): Document slot-value as a
generalized variable and set-slot-value as obsolete.
(Predicates): Fix typo.
(Introspection): Document eieio-class-slots in place of the obsolete
object-slots.
* lisp/emacs-lisp/package.el (package--quick-help-keys): Filtering
is now bound to the prefix '/', not the key 'f' (bug#41721).
Advertise only the standard 'g' binding now that both it and 'r' are
bound to revert-buffer (bug#35504).
(package--prettify-quick-help-key): Avoid modifying string literals.
(package-menu-filter): Reintroduce as obsolete alias of
package-menu-filter-by-keyword for backward
compatibility (bug#36981).
* test/lisp/emacs-lisp/cl-generic-tests.el:
* test/lisp/progmodes/elisp-mode-tests.el: Declare functions
referred to within macroexpansions.
(xref-elisp-overloadable-no-default)
(xref-elisp-overloadable-co-located-default)
(xref-elisp-overloadable-separate-default): Prefix unused arguments
with underscore.
* test/lisp/international/ccl-tests.el:
* test/lisp/wdired-tests.el:
* test/lisp/emacs-lisp/package-tests.el: Declare functions used.
(package-test-update-archives, package-test-signed): Use
revert-buffer in place of its obsolete alias package-menu-refresh.
* doc/lispref/text.texi (Interpolated Strings): Move from here...
* doc/lispref/strings.texi (Custom Format Strings): ...to here,
renaming the node and clarifying the documentation.
(Formatting Strings): End node with sentence referring to the next
one.
* lisp/format-spec.el (format-spec): Clarify docstring.
Paul Eggert [Sun, 31 May 2020 22:29:23 +0000 (15:29 -0700)]
Be more aggressive in marking objects during GC
Simplified version of a patch from Pip Cet (Bug#41321#299).
* src/alloc.c (maybe_lisp_pointer): Remove. All uses removed.
(mark_memory): Also look at the pointer offset by ‘lispsym’,
for symbols.
Eli Zaretskii [Sun, 31 May 2020 14:23:11 +0000 (17:23 +0300)]
Avoid crashes due to bidi cache being reset during redisplay
If automatic character composition triggers GC, and
'garbage-collection-messages' are turned on, we could have the
bidi cache reset while processing RTL text, which would then
consistently crash.
* src/xdisp.c (display_echo_area_1): Protect the bidi cache
against changes inside 'try_window'.
* lisp/tab-bar.el (switch-to-buffer-other-tab): Use
'window-normalize-buffer-to-switch-to' on 'buffer-or-name',
like does 'pop-to-buffer' used by 'switch-to-buffer-other-frame',
instead of raising the error "Invalid buffer" on a non-existent buffer name.
Dmitry Gutov [Wed, 27 May 2020 19:15:41 +0000 (22:15 +0300)]
Make next-error behavior a bit more flexible
* lisp/simple.el (next-error-no-navigation-try-current):
Extract from the case #2 in next-error-find-buffer (bug#40919).
(next-error-find-buffer-function): Use it as the default.
Eli Zaretskii [Mon, 25 May 2020 14:07:22 +0000 (17:07 +0300)]
Fix access to single-byte characters in buffer text
* src/xdisp.c (get_visually_first_element)
(Fbidi_find_overridden_directionality):
* src/cmds.c (Fend_of_line): Use FETCH_BYTE instead of FETCH_CHAR,
and byte position instead of character position, to access
individual bytes of buffer text. This avoids producing invalid
characters and accessing wrong buffer positions. (Bug#41520)
* doc/lispref/text.texi (Interpolated Strings): Fix typos. Don't
document modifier for default space padding as it's redundant and
inconsistent with the docstring and implementation of format-spec.
Paul Eggert [Mon, 18 May 2020 22:19:49 +0000 (15:19 -0700)]
Redo RCS Id for pdumper
* lisp/version.el: Don’t put an RCS Id style string into the
executable via purecopy, as this does not work with the pdumper.
* src/emacs.c (RCS_Id): New constant, for 'ident'.
Stefan Kangas [Tue, 19 May 2020 22:43:40 +0000 (00:43 +0200)]
Second attempt at improving indexing in control.texi
* doc/lispref/control.texi (Processing of Errors): Improve indexing by
adding the word form "handle" in addition to "handling". With thanks
to Eli Zaretskii.
Paul Eggert [Sun, 17 May 2020 00:17:00 +0000 (17:17 -0700)]
Don’t use “constant” for values you shouldn’t change
Inspired by patch proposed by Dmitry Gutov (Bug#40671#393)
and by further comments by him and by Michael Heerdegen
in the same bug report.
* doc/lispintro/emacs-lisp-intro.texi (setcar):
Don’t push mutability here.
* doc/lispref/eval.texi (Self-Evaluating Forms, Quoting)
(Backquote):
* doc/lispref/lists.texi (Modifying Lists):
* doc/lispref/objects.texi (Lisp Data Types, Mutability):
* doc/lispref/sequences.texi (Array Functions, Vectors):
* doc/lispref/strings.texi (String Basics, Modifying Strings):
Don’t use the word “constant” to describe all values that
a program should not change.
* doc/lispref/objects.texi (Mutability):
Rename from “Constants and Mutability”. All uses changed.
In a footnote, contrast the Emacs behavior with that of Common
Lisp, Python, etc. for clarity, and say the goal is to be nicer.
Eli Zaretskii [Sat, 16 May 2020 08:54:37 +0000 (11:54 +0300)]
Improve documentation of manually installing Lisp packages
* doc/emacs/building.texi (Lisp Libraries): Describe how to
manually load packages in the init file. Mention the 'site-lisp'
subdirectory of the default 'load-path'.
* doc/emacs/package.texi (Packages): Describe manual installation
of ELisp packages. Suggested by Jean-Christophe Helary
<jean.christophe.helary@traduction-libre.org>.
Tassilo Horn [Fri, 15 May 2020 20:24:29 +0000 (22:24 +0200)]
Consider face inheritance when checking region face background.
Some themes (like dracula) make the region face inherit from some
other face. If the background color of the region was inherited,
`indicate-copied-region' did the switch-point-and-mark-twice dance
which is not visible in case the region is highlighted. It just
looked like Emacs would hang for a second after M-w.
* lisp/simple.el (indicate-copied-region): Consider face inheritance
when checking region face background.
Philipp Stephani [Thu, 14 May 2020 17:26:43 +0000 (19:26 +0200)]
Fix documentation related to 'command-switch-alist'.
While there, add a unit test to verify the behavior.
* doc/lispref/os.texi (Command-Line Arguments): Fix documentation: the
option string in 'command-switch-alist' does include leading hyphens.
Also mention that 'command-switch-alist' parsing ignores equals signs
in options.
* test/lisp/startup-tests.el
(startup-tests/command-switch-alist): New unit test.
Paul Eggert [Sun, 10 May 2020 15:47:47 +0000 (08:47 -0700)]
Go back to “Bahá’í”
* doc/emacs/calendar.texi (Holidays): Revert previous change, as
bahai.org spells it “Bahá’í” (with U+2019 RIGHT SINGLE QUOTATION
MARK) and that’s good enough for us.
Martin Rudalics [Sat, 9 May 2020 07:38:27 +0000 (09:38 +0200)]
Fix GTK's Tool Bar menu radio buttons
* lisp/menu-bar.el (menu-bar-showhide-tool-bar-menu): Fix typo
that makes the radio buttons pretend that the tool bar is always
shown on the left side of the frame.
Improve documentation of 'with-suppressed-warnings'.
* lisp/emacs-lisp/byte-run.el (with-suppressed-warnings): Refer to
'byte-compile-warnings' instead of 'byte-compile-warning-types', as
only the former variable documents the available warning types.
Eli Zaretskii [Fri, 8 May 2020 14:25:45 +0000 (17:25 +0300)]
Improve documentation of Hi Lock mode
* lisp/hi-lock.el (hi-lock-mode, hi-lock-face-buffer)
(hi-lock-face-phrase-buffer, hi-lock-face-symbol-at-point):
Clarify when 'hi-lock-mode' will use Font Lock and when it will
use overlays. (Bug#41124)
Eli Zaretskii [Fri, 8 May 2020 11:21:35 +0000 (14:21 +0300)]
Fix typos in the Emacs user manual
* doc/emacs/calendar.texi (Holidays): Fix usage of non-ASCII
accents.
* doc/emacs/custom.texi (Init Rebinding): Fix a cross-reference.
* doc/emacs/dired.texi (Operating on Files): Make the
cross-reference to "VC Delete/Rename" be to a different manual in
the printed version. (Bug#41100)
Alan Mackenzie [Mon, 4 May 2020 18:26:38 +0000 (18:26 +0000)]
Remove calls to non-existent functions from edebug.el.
Do not merge to master.
*lisp/emacs-lisp/edebug.el (edebug--display-1)
(edebug-toggle-disable-breakpoint): Remove calls to
edebug--overlay-breakpoints and edebug--overlay-breakpoints-removed which had
been overlooked in a recent changed to edebug.
Dmitry Gutov [Sun, 3 May 2020 23:56:10 +0000 (02:56 +0300)]
Honor search-upper-case
* lisp/fileloop.el (fileloop--case-fold):
Extract from existing code. Honor search-upper-case (bug#40940).
(fileloop-initialize-replace, fileloop-initialize-search): Use it.
Update the docstring.
Juri Linkov [Sun, 3 May 2020 22:31:44 +0000 (01:31 +0300)]
Revert part of recent commit 85544f8ef5 (bug#40808)
* lisp/isearch.el (isearch-lazy-highlight-search): Remove recent fix of
lazy-highlighting of hidden matches. In emacs-27 leave only the fix for
lazy-counting of hidden matches when isearch-lazy-count is non-nil.
Paul Eggert [Sat, 2 May 2020 20:48:21 +0000 (13:48 -0700)]
Make memq etc. examples more like they were
Problem reported by Štěpán Němec in:
https://lists.gnu.org/r/emacs-devel/2020-05/msg00130.html
* doc/lispref/lists.texi (Sets And Lists, Association Lists):
Revert examples to be more like the way they were, using
self-evaluating expressions. Be more consistent about listing
unspecified results.
Eli Zaretskii [Sat, 2 May 2020 07:54:01 +0000 (10:54 +0300)]
Document effect of 'search-upper-case' on replacement commands
* doc/emacs/search.texi (Replacement and Lax Matches): Document
the role of 'search-upper-case' in replacement commands.
(Lax Search): Document the value 'not-yanks' of
'search-upper-case' where the variable itself is documented.
* lisp/replace.el (query-replace-regexp, query-replace): Mention
'search-upper-case' and its effect in doc strings. (Bug#40940)
* lisp/calculator.el (calculator-string-to-number): Convert decimal
numbers input to float, fixing a regression introduced in f248292ede.
Reported by Aitor Soroa.
Eli Zaretskii [Wed, 29 Apr 2020 15:58:42 +0000 (18:58 +0300)]
Fix project.el commands in "transient" projects
* lisp/progmodes/project.el (project--files-in-directory): Run
local DIR directory names through 'expand-file-name', so that "~/"
is expanded, in case the shell doesn't or the shell's notion of
the home directory is different from that of Emacs. (Bug#40940)
Juri Linkov [Tue, 28 Apr 2020 23:49:44 +0000 (02:49 +0300)]
* lisp/isearch.el: Fix lazy-highlighting and lazy-counting of hidden matches
* lisp/isearch.el (isearch-lazy-highlight-search): Let-bind
search-invisible to t when search-invisible is 'open' or when both
isearch-lazy-count and search-invisible are non-nil. (Bug#40808)
Eli Zaretskii [Tue, 28 Apr 2020 08:57:16 +0000 (11:57 +0300)]
Avoid crashes on TTY frames with over-long compositions
* src/term.c (encode_terminal_code): Each character from an
automatic composition is a multibyte character, so its multibyte
representation can take up to MAX_MULTIBYTE_LENGTH bytes.
Account for that when allocating storage for characters to be
encoded. (Bug#40913)