Eli Zaretskii [Sat, 30 May 2020 10:56:20 +0000 (13:56 +0300)]
Remove private prototype for 'execve' and its uses in MinGW build
* src/sysdep.c (emacs_exec_file): Don't compile this function
anymore on WINDOWSNT, since it is not used there. This function
was the only reason for having 'execve' prototype in ms-w32.h.
* nt/inc/ms-w32.h (execve): Remove prototype and the MinGW64 vs
ming.org mess that it causes.
Eli Zaretskii [Fri, 29 May 2020 20:02:10 +0000 (23:02 +0300)]
Another fix of display of line-prefix with fringe bitmaps
* src/xdisp.c (redisplay_internal): Don't use "optimization 1"
if a glyph row from which to start display begins with a display
property that draws into the fringes. (Bug#41584)
Eli Zaretskii [Fri, 29 May 2020 14:00:52 +0000 (17:00 +0300)]
Fix display of line-prefix with fringe bitmaps
* src/xdisp.c (try_window_id): Don't use this optimization if a
glyph row from which to start display begins with a display
property that draws into the fringes. (Bug#41584)
akater [Fri, 29 May 2020 04:26:09 +0000 (00:26 -0400)]
* lisp/emacs-lisp/lisp-mode.el: Add new indentation convention
(calculate-lisp-indent): To distinguish code and data when indenting,
introduce the convention that a space between an open paren and
a symbol indicate that this should be indented as a simple data list.
James Thomas [Mon, 27 Apr 2020 02:36:48 +0000 (08:06 +0530)]
Improve Malayalam language transliteration
The existing ITRANS scheme did not support some characters and
language quirks like 'chillu's. The Inscript method had errors.
* lisp/language/ind-util.el (indian-mlm-base-table): Add archaic
chars, Mozhi combos; cleanup.
(indian-mlm-mozhi-table): New scheme Mozhi.
* lisp/leim/quail/indian.el (inscript-mlm-keytable): Correct
errors. Add Inscript chillus & zero-width chars, Mozhi scheme.
* etc/NEWS: Mention the changes.
Document that {en,de}code-coding-string preserve match data
* lisp/international/mule.el (define-coding-system):
Require :pre-write-conversion and :post-read-conversion functions
to leave the match data untouched.
* src/coding.c (Fdecode_coding_string, Fencode_coding_string):
Document functions as match-data-preserving.
Glenn Morris [Thu, 28 May 2020 14:50:26 +0000 (07:50 -0700)]
Merge from origin/emacs-27
bd7b681dc4 (origin/emacs-27) Tiny texinfo markup fixes d0dd0e0612 ; Fix more @var/@code mixups in Elisp manual 313dc0439e ; Fix another format-spec typo in the Elisp manual 9d7fd78421 Make next-error behavior a bit more flexible 0691d25295 * etc/NEWS.25: Belatedly announce upcase-dwim and downcase... df91c94ca8 Fix access to single-byte characters in buffer text
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.
Paul Eggert [Wed, 27 May 2020 16:50:07 +0000 (09:50 -0700)]
Fix crash with invalid bytecode vectors
* src/lread.c (read_vector): If the vector is to short to be for
bytecodes don’t do bytecode processing for it, as the processing
might run past the end of the vector.
Paul Eggert [Wed, 27 May 2020 16:45:49 +0000 (09:45 -0700)]
--with-wide-int is a no-op on 64-bit hosts
* configure.ac: Clarify wording for --with-wide-int help.
* src/pdumper.c (dump_vectorlike_generic):
Do the eassert even if --with-wide-int was specified unnecessarily.
Simen Heggestøyl [Wed, 27 May 2020 15:17:15 +0000 (17:17 +0200)]
Simplify the previous commit
* lisp/progmodes/project.el (project--read-project-list): Simplify the
previous commit by utilizing the optional OMIT-NULLS argument to
'split-string'.
Don't clobber match data in utf-8-hfs conversion (bug#41445)
Reported by Ture Pålsson.
* lisp/international/ucs-normalize.el
(ucs-normalize-hfs-nfd-post-read-conversion)
(ucs-normalize-hfs-nfd-pre-write-conversion):
Use save-match-data to avoid match data clobber in normalisation.
* test/lisp/international/ucs-normalize-tests.el
(ucs-normalize-save-match-data): New test.
Paul Eggert [Tue, 26 May 2020 22:47:59 +0000 (15:47 -0700)]
Tweak GC performance if !USE_LSB_TAG
Performance issue reported by Eli Zaretskii (Bug#41321#149).
* src/alloc.c (GC_OBJECT_ALIGNMENT_MINIMUM): New constant.
(maybe_lisp_pointer): Use it instead of GCALIGNMENT.
Simen Heggestøyl [Mon, 25 May 2020 19:10:03 +0000 (21:10 +0200)]
Adapt project functions to the new 'project-root'
* lisp/progmodes/project.el (project-dired, project-eshell)
(project--read-project-list, project--write-project-list)
(project--add-to-project-list-front)
(project--remove-from-project-list): Adapt to the new 'project-root'.
Simen Heggestøyl [Mon, 18 May 2020 16:17:10 +0000 (18:17 +0200)]
Update the Emacs manual with recent project.el changes
* doc/emacs/maintaining.texi (Projects): Add a menu.
(Project File Commands): New subsection describing project file
commands (moved here from 'Working with Projects'). Describe the new
commands 'project-dired' and 'project-eshell'.
(Switching Projects): New subsection.
Simen Heggestøyl [Sun, 17 May 2020 11:54:32 +0000 (13:54 +0200)]
Rename 'project-switch-menu' to 'project-switch-commands'
* lisp/progmodes/project.el (project-switch-commands): Rename from
'project-switch-menu'.
(project--keymap-prompt, project-switch-project): Update after the
renaming.
Simen Heggestøyl [Sat, 16 May 2020 07:53:43 +0000 (09:53 +0200)]
Turn project switch menu var into a public alist
* lisp/progmodes/project.el: Require seq.
(project--switch-alist): Remove in favor of the public
'project-switch-menu'.
(project-add-switch-command): Remove; not needed now that
'project-switch-menu' is a public alist.
(project-switch-menu): New variable mapping keys to project switching
menu entries.
(project--keymap-prompt, project-switch-project): Adjust to the new
'project-switch-menu' format.
Dmitry Gutov [Tue, 12 May 2020 01:20:26 +0000 (04:20 +0300)]
Integrate project-switch-project with project-find-regexp
* lisp/progmodes/project.el:
(project-find-regexp): Add to the list of 'switch' commands.
(project-switch-project): Use call-interactively so that the
former can read its arguments.
Dmitry Gutov [Tue, 12 May 2020 00:22:30 +0000 (03:22 +0300)]
Simplify a little, and avoid duplicate commands
* lisp/progmodes/project.el:
(project--transient-p) Remove, not needed.
(project-current): Move project-find based on the directory here.
(project--remove-from-project-list): Only write if the list changed.
(project-find-project): Rename to project-prompt-project-dir.
Simply return the directory selected by the user.
(project-switch-project-find-file): Remove.
(project-switch-project-dired): Rename to project-dired and make
it follow the convention of existing projec tcommands.
(project-switch-project-eshell): Ditto.
(project-switch-project): Instead of passing the project instance
to the command, just bind default-directory.
Paul Eggert [Tue, 26 May 2020 07:47:24 +0000 (00:47 -0700)]
Port struct Lisp_FLoat to oddball platforms
* src/lisp.h (struct Lisp_Float): Declare via
GCALIGNED_UNION_MEMBER, not via GCALIGNED_STRUCT, since alloc.c
creates these in arrays and GCALIGNED_STRUCT does not necessarily
suffice to align struct Lisp_Float when it’s used in an array.
This avoids undefined behavior on oddball machines where
sizeof (struct Lisp_Float) is not a multiple of 8 and the compiler
does not support __attribute__ ((aligned 8)).
Paul Eggert [Tue, 26 May 2020 06:24:47 +0000 (23:24 -0700)]
Move union emacs_align_type to alloc.c
* src/alloc.c (union emacs_align_type): Move to here ...
* src/lisp.h: ... from here, and uncomment out some of the
types that alloc.c can see but lisp.h cannot.
Paul Eggert [Tue, 26 May 2020 06:06:07 +0000 (23:06 -0700)]
Further fix for aborts due to GC losing pseudovectors
* src/alloc.c (MALLOC_ALIGNMENT_BOUND): Remove.
(LISP_ALIGNMENT): Go back to yesterday’s version, except use
union emacs_align_type instead of max_align_t.
(MALLOC_IS_LISP_ALIGNED): Go back to yesterday’s version.
(maybe_lisp_pointer): Check against GCALIGNMENT, not LISP_ALIGNMENT.
* src/lisp.h (union emacs_align_type): Bring back.
Paul Eggert [Tue, 26 May 2020 05:06:25 +0000 (22:06 -0700)]
Refix aborts due to GC losing pseudovectors
This is simpler, and fixes a bug in the previous fix.
* src/alloc.c (MALLOC_ALIGNMENT_BOUND): Simplify by
using max_align_t, since the buggy implementations won’t
break this simpler implementation.
(LISP_ALIGNMENT): Simplify by just using GCALIGNMENT, since the
fancier implementation wasn’t correct anyway, and fixing it
isn’t worth the trouble on practical platforms.
* src/lisp.h (union emacs_align_type): Remove.
Paul Eggert [Tue, 26 May 2020 03:26:14 +0000 (20:26 -0700)]
Fix aborts due to GC losing pseudovectors
Problem reported by Eli Zaretskii (Bug#41321).
* src/alloc.c (MALLOC_ALIGNMENT_BOUND): New constant.
(LISP_ALIGNMENT): Lower it to avoid crashes on MinGW and similarly
buggy platforms where malloc returns pointers not aligned to
alignof (max_align_t). But keep it higher on platforms where this
is known to work, as it helps GC performance.
(MALLOC_IS_LISP_ALIGNED): Define in terms of the other two.
* src/alloc.c (stacktop_sentry):
* src/thread.c (run_thread):
Don’t overalign or oversize stack sentries; they need to be
aligned only for pointers and Lisp_Object, not for arbitrary
pseudovector contents.
* src/lisp.h (union emacs_align_type): New type, used for
LISP_ALIGNMENT.
Allow inhibiting 'auto-save-visited-mode' on a per-buffer basis.
At least for me, 'auto-save-visited-mode' is very slow and blocks user
interaction for files visited over TRAMP. Therefore, I'd like a
mechanism to disable it for some buffers (namely, those visiting
remote files).
* (auto-save-visited-mode): Document that 'auto-save-visited-mode' can
be set to nil buffer-locally.
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)
Noam Postavsky [Mon, 25 May 2020 00:17:40 +0000 (20:17 -0400)]
Make dedicated keymap and mode for eshell-command (Bug#41370)
Otherwise, we end up permanently modifying eshell-mode-map when
running eshell-command.
* lisp/eshell/eshell.el (eshell-command-mode): New mode, with map to
contain the bindings previously set by eshell-return-exits-minibuffer.
(eshell-return-exits-minibuffer): Make into obsolete alias for
eshell-command-mode.
(eshell-command): Use eshell-command-mode instead of
eshell-return-exits-minibuffer.
* 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.
Stefan Kangas [Sun, 24 May 2020 16:48:16 +0000 (18:48 +0200)]
Mark browse-url-conkeror as obsolete
* lisp/net/browse-url.el:
(browse-url--browser-defcustom-type)
(browse-url-conkeror-new-window-is-buffer)
(browse-url-conkeror-program, browse-url-conkeror-arguments)
(browse-url-default-browser, browse-url-conkeror): Mark the
conkeror browser as obsolete.
Carl Lei [Sun, 24 May 2020 11:52:24 +0000 (11:52 +0000)]
Add three C++20 coroutine keywords, co_await, co_yield, and co_return
* lisp/progmodes/cc-langs.el (c-operators): Add co_await and co_yield to the
C++ value of "Exception" keywords.
(c-return-kwds): Create a C++ value containing co_return.
(c-simple-stmt-kwds): Add co_return to the C++ value.
Paul Eggert [Sat, 23 May 2020 19:55:13 +0000 (12:55 -0700)]
Port etags FALLTHROUGH to C2X
Problem reported by Ashish SHUKLA in:
https://lists.gnu.org/r/emacs-devel/2020-05/msg03013.html
* lib-src/etags.c (C_entries): Move label so that FALLTHROUGH
precedes a case label, as draft C2X specifies.
Paul Eggert [Sat, 23 May 2020 17:38:53 +0000 (10:38 -0700)]
Restore check for Emacs 20.2 bytecodes
* src/eval.c (Ffetch_bytecode): Check for multibyte bytecodes
here too. Problem reported by Stefan Monnier in:
https://lists.gnu.org/r/emacs-devel/2020-05/msg02876.html
Glenn Morris [Sat, 23 May 2020 14:50:30 +0000 (07:50 -0700)]
Merge from origin/emacs-27
d6a0b66a0c (origin/emacs-27) * lisp/subr.el (save-match-data): Clarif... 1a6d59eeba Improve the documentation of setting up fontsets c7737d40f2 ; * etc/TODO (Ligatures): Update the entry based on recent... fb2e34cd21 ; * etc/TODO (Ligatures): Update the entry based on recent... 13b6dfd4f7 * doc/emacs/killing.texi (Rectangles): Improve indexing. a10254dd46 Fix accessing files on networked drives on MS-Windows
Glenn Morris [Sat, 23 May 2020 14:50:29 +0000 (07:50 -0700)]
Merge from origin/emacs-27
4b9fbdb5a7 ; Update TODO item about ligature support 03d44acfdd * doc/lispref/control.texi (Processing of Errors): Improve... b48ab743a8 Minor fixups for mutability doc 6ac2326e5b Don’t use “constant” for values you shouldn’t change
Chris McMahan [Tue, 5 May 2020 18:15:01 +0000 (14:15 -0400)]
Let user adjust the column widths of the package menu.
* lisp/emacs-lisp/package.el (package-name-column-width)
(package-version-column-width, package-status-column-width)
(package-archive-column-width): New defcustoms.
(package-menu-mode):
Use the values of defcustoms instead of hardcoded
values. (Bug#41086)
Dmitry Gutov [Sat, 23 May 2020 01:38:27 +0000 (04:38 +0300)]
project.el: A project has only one main root now
Practice shows that the vast majority of projects only use one main
root. The users of this API very often make this assumption as well.
The rest of the "roots" should be possible to express through
project-external-roots.
* lisp/progmodes/project.el: Update the commentary.
Only 4 non-obsolete generics now.
(project-root): Replacement for `project-roots'.
All callers updated. Implementations too.
(project-roots): Declare obsolete.
(project-external-roots): Simplify the docstring.
(project-ignores): Update the docstring.
(project-find-regexp): Omit the second arg to project-files.
(project--dir-ignores): Simplify.
(project-compile): Simplify, remove outdated comment.
* lisp/net/eww.el (eww): Use function-put in place of put, as
recommended in "(elisp) Symbol Plists".
(eww-follow-link):
* lisp/net/shr.el (shr-browse-url): Rather than call browse-url-mail
directly, call browse-url which respects the user options
browse-url-handlers and browse-url-mailto-function. (Bug#41133)
(shr--current-link-region): Return nil if there is no link at point.
(shr--blink-link): Adapt accordingly.
(shr-fill-line, shr-indent, shr-table-body): Refactor to avoid some
unnecessary allocations.
* etc/NEWS: Announce that eww-follow-link and shr-browse-url support
custom URL handlers.
* etc/NEWS: Announce that json-read-number is now stricter.
* json.el: Bump package version.
(json-encoding-lisp-style-closings, json-pre-element-read-function)
(json-post-element-read-function, json-advance, json-peek)
(json--path): Clarify and improve style of doc strings.
(json-join): Define as an obsolete alias of string-join.
(json-alist-p, json-plist-p): Refactor for speed and declare as
pure, side-effect-free, and error-free.
(json--plist-reverse): Rename function...
(json--plist-nreverse): ...to this, making it destructive for speed.
All callers changed.
(json--plist-to-alist): Remove, replacing single use with map-pairs.
(json--with-indentation): Accept multiple forms as arguments, fix
their indentation, and allow them to be instrumented for debugging.
Add docstring.
(json-pop, json-read-keyword, json-add-to-object)
(json-encode-array): Simplify for speed.
(json-skip-whitespace): Put newline before carriage return for
likely frequency of occurrence, and so that the characters appear in
increasing order.
(json--check-position): Use 1+.
(json-path-to-position): Open code apply-partially.
(json-keywords): Turn into a defconst and mark as obsolete now that
it is no longer used.
(json--post-value, json--number, json--escape): New rx definitions.
(json-encode-keyword): Declare as side-effect-free.
(json-read-number): Reject leading zeros and plus signs, and make
integer part mandatory in accordance with JSON standards and for
consistency with native JSON parsing functions. Eagerly signal
json-number-format when garbage follows a valid number, e.g., when
reading "1.1.1", instead of leaving that up to the caller. Remove
optional internal argument from advertised calling convention now
that the function is no longer recursive.
(json-encode-number): Define as an alias of number-to-string.
(json-special-chars): Turn into a defconst.
(json-read-escaped-char, json-new-object, json-read-file)
(json-pretty-print): Simplify.
(json-read-string): For consistency with other json.el error
reporting, remove check for leading '"', and use the integer value
rather than the printed representation of characters in error data.
At EOB signal json-end-of-file instead of json-string-format.
(json--long-string-threshold, json--string-buffer): New variables.
(json-encode-string): Reimplement in terms of buffer manipulation
for speed (bug#20154).
(json-read-object): Escape ?\} properly.
(json--encode-alist): New function extracted from json-encode-alist.
(json-encode-hash-table, json-encode-alist, json-encode-plist): Use
it to avoid destructively modifying the argument when
json-encoding-object-sort-predicate is non-nil without incurring
unnecessary copying (bug#40693). Encode empty object as "{}" even
when pretty-printing. Simplify for speed.
(json-read-array): Avoid recomputing list length on each iteration
when json-pre-element-read-function is non-nil. Make first element
of json-array-format error data a string for consistency with
json-object-format and to make the displayed error message clearer.
(json-readtable-dispatch): Accept any kind of argument, not just
symbols. Generate the table in a simpler manner so the dispatch
order is clearer. Remove dispatch on ?+ and ?. now that
json-read-number is stricter and for consistency with native JSON
parsing functions. Signal json-end-of-file if argument is nil.
(json-read): Simplify accordingly.
(json-encode): Avoid allocating a list on each invocation.
* lisp/jsonrpc.el (jsonrpc--json-read, jsonrpc--json-encode): Check
whether native JSON functions are fboundp only once, at load time.
* lisp/progmodes/python.el (python--parse-json-array): New function.
(python-shell-prompt-detect): Use it to parse JSON directly as a
list rather than converting from a vector.
(test-json-path-to-position-no-match): Use should-not.
(test-json-read-object): Move error check to new test
test-json-read-object-invalid.
(test-json-pretty-print-object): Adapt test now that empty objects
are pretty-printed as "{}".
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.
Ryan C. Thompson [Wed, 20 May 2020 23:21:12 +0000 (02:21 +0300)]
lisp/ido.el: Respect completion-auto-help setting
This commit makes ido completion respect the user's setting for
`completion-auto-help' by default. It does this by defining a wrapper
function `ido-completion-auto-help', which calls `ido-completion-help'
only when `completion-auto-help' is non-nil.
* lisp/ido.el (ido-completion-auto-help): New function.
(ido-cannot-complete-command):
Use it as the new default (bug#41340).
Matthias Meulien [Wed, 20 May 2020 22:37:30 +0000 (01:37 +0300)]
Bookmark locations can refer to VC directory buffers (bug#39722)
* etc/NEWS: Document feature.
* lisp/vc/vc-dir.el (vc-dir-mode): Set local bookmark-make-record-function.
(bookmark-make-record-default, bookmark-prop-get, bookmark-default-handler)
(bookmark-get-bookmark-record): Declarations.
(vc-dir-bookmark-make-record): Make record used to bookmark a `vc-dir' buffer.
(vc-dir-bookmark-jump): Provides bookmark-jump behavior for a `vc-dir' buffer.