Paul Eggert [Thu, 6 Jun 2019 15:09:58 +0000 (08:09 -0700)]
Fix overflow issues in image rotation
Also, do some refactoring to simplify code.
* src/dispextern.h (INIT_MATRIX, COPY_MATRIX, MULT_MATRICES): Remove.
* src/image.c (matrix3x3): New type, replacing all uses of 3x3 double.
(matrix3x3_copy, matrix3x3_mult): New functions, replacing
COPY_MATRIX, MULT_MATRICES. Replace INIT_MATRIX by C initializers.
(image_set_rotation): Use Fmod to avoid undefined behavior on
double-to-int conversion and to reduce bignum rotations correctly.
(image_set_crop): Finish up previous correction, by not re-setting
width and height if compute_image_size has set them.
Prefer shifting right by 1 to dividing by 2 if either will do.
Steve Scott [Mon, 3 Jun 2019 00:55:34 +0000 (21:55 -0300)]
Check rcirc-server for auto authentication (Bug#10162)
Since the hostname returned by irc.freenode.net can be something other
than irc.freenode.net, e.g. niven.freenode.net, the entries for
rcirc-authinfo and rcirc-server-alist will not match.
* lisp/net/rcirc.el (rcirc-handler-001): Check rcirc-server (the
hostname connected to) instead of rcirc-server-name (the hostname
returned), this corresponds with what rcirc-authenticate does.
Moreover, if rcirc-auto-authenticate-flag is set, check the
corresponding rcirc-authinfo, regardless of whether the
rcirc-authenticate-before-join must happen.
Noam Postavsky [Wed, 5 Jun 2019 23:24:58 +0000 (19:24 -0400)]
Keep nxml prolog updated via syntax-propertize
Instead of using after-change-functions. Also, stop consulting
nxml-prolog-regions during syntax-propertize. It turns out the
problems fixed by using prolog information are actually due to using
the wrong syntax table during propertizing. This was fixed in
2019-06-04 "* lisp/emacs-lisp/syntax.el: Use syntax-ppss-table for
syntax-propertize." so consulting the prolog data is no longer needed.
* lisp/nxml/nxml-rap.el (nxml-maybe-rescan-prolog): Remove.
* lisp/nxml/nxml-mode.el (nxml-mode): Stop using it.
(nxml-syntax-propertize): Don't use nxml-prolog-regions, just call
nxml-scan-prolog if needed before delegating to
sgml-syntax-propertize.
* test/lisp/nxml/nxml-mode-tests.el (nxml-mode-edit-prolog): New test.
Alan Third [Wed, 5 Jun 2019 20:51:33 +0000 (21:51 +0100)]
Add native image rotation and cropping
* lisp/image.el (image--get-imagemagick-and-warn): Only fallback to
ImageMagick if native transforms aren't available.
* src/dispextern.h (INIT_MATRIX, COPY_MATRIX, MULT_MATRICES): New
macros for matrix manipulation.
(HAVE_NATIVE_SCALING, HAVE_NATIVE_TRANSFORMS): Rename and change all
relevant locations.
* src/image.c (x_set_image_rotation):
(x_set_transform): New functions.
(x_set_image_size): Use transform matrix for resizing under X and NS.
(x_set_image_crop): New function.
(lookup_image): Use the new transform functions.
(Fimage_scaling_p, Fimage_transforms_p): Rename and update all
callers.
* src/nsimage.m (ns_load_image): Remove rotation code.
(ns_image_set_transform): New function.
([EmacsImage dealloc]): Release the saved transform.
([EmacsImage rotate:]): Remove unneeded method.
([EmacsImage setTransform:]): New method.
* src/nsterm.h (EmacsImage): Add transform property and update method
definitions.
* src/nsterm.m (ns_dumpglyphs_image): Use the transform to draw the
image correctly.
* src/xterm.c (x_composite_image): Use PictOpSrc as we don't care
about alpha values here.
* doc/lispref/display.texi (Image Descriptors): Add :rotation.
(ImageMagick Images): Remove :rotation.
Stefan Monnier [Wed, 5 Jun 2019 01:48:06 +0000 (21:48 -0400)]
* lisp/emacs-lisp/syntax.el: Use syntax-ppss-table for syntax-propertize.
`syntax-ppss` uses `syntax-ppss-table` while parsing the buffer as well
as when it calls `syntax-propertize`, but `syntax-propertize` can also
be called directly rather than via `syntax-ppss` so it needs to explicitly
use `syntax-ppss-table` as well in order to avoid using sometimes one
table and sometimes another.
(syntax-ppss-table): Move before new use.
(syntax-propertize): Use it.
Specify the matching chars for JSX open/close parenthesis
* lisp/progmodes/js.el (js-jsx--syntax-propertize-tag): Indicate the
matching parenthesis character (since JSX’s < and > aren’t typical
parenthesis) for the sake of packages like rainbow-delimiters which
need that information.
We ended up deciding against using this in js2-mode. Instead,
js2-mode may eventually use js-mode’s syntax-propertize-function to
set syntax-table text properties.
Paul Eggert [Tue, 4 Jun 2019 15:29:37 +0000 (08:29 -0700)]
Adjust comments/debug to match C bignum code
* doc/lispintro/emacs-lisp-intro.texi (Digression into C):
Adjust to match current C code.
* lisp/emacs-lisp/ert.el (ert--force-message-log-buffer-truncation):
Simplify.
* src/.gdbinit (Lisp_Object_Printer.to_string): Return
a string that says "make_fixnum", not "make_number".
Paul Eggert [Tue, 4 Jun 2019 15:13:20 +0000 (08:13 -0700)]
Always allow at least double-precision bignums
Without this fix, Emacs can get into a tight loop reporting
a range error when calculating timestamps.
* doc/lispref/numbers.texi (Integer Basics):
* src/alloc.c (syms_of_alloc): Document this.
* src/bignum.c (make_bignum_bits): Always allow bignums
of at least twice the width of (u)intmax_t.
Noam Postavsky [Sat, 18 May 2019 18:54:36 +0000 (14:54 -0400)]
Keep nxml-prolog-end up to date (Bug#18871)
The change on 2016-01-16 "lisp/nxml: Use syntax-tables for comments"
removed the update of nxml-prolog-end, although it already failed to
work correctly after 2013-10-07 "* lisp/nxml/nxml-mode.el: Use
lexical-binding and syntax-propertize."
* lisp/nxml/nxml-rap.el: New function.
* lisp/nxml/nxml-mode.el (nxml-mode): Add it to
after-change-functions.
Noam Postavsky [Sat, 18 May 2019 18:37:51 +0000 (14:37 -0400)]
Don't sgml-syntax-propertize-inside XML prolog (Bug#32823)
* lisp/nxml/nxml-mode.el (nxml-syntax-propertize): New function.
(nxml-mode): Use it as the syntax-propertize-function.
* test/lisp/nxml/nxml-mode-tests.el (nxml-mode-doctype-and-quote-syntax)
(nxml-mode-prolog-comment): New tests.
Noam Postavsky [Sun, 26 May 2019 21:41:22 +0000 (17:41 -0400)]
Don't fontify text outside of SGML/XML tags (Bug#33887)
* lisp/textmodes/sgml-mode.el (sgml-font-lock-syntactic-face): New
function.
(sgml-mode):
* lisp/nxml/nxml-mode.el (nxml-mode): Use it as
font-lock-syntactic-face-function value.
Noam Postavsky [Sun, 26 May 2019 15:07:14 +0000 (11:07 -0400)]
Fix some SGML syntax edge cases (Bug#33887)
* lisp/textmodes/sgml-mode.el (sgml-syntax-propertize-rules): Handle
single and double quotes symmetrically. Don't skip quoted comment
enders.
* test/lisp/textmodes/sgml-mode-tests.el (sgml-tests--quotes-syntax):
Add more test cases.
(sgml-mode-quote-in-long-text): New test.
* lisp/net/tramp.el (tramp-dissect-file-name): Check for proper method.
(tramp-file-name-for-operation): Take only 2nd argument into
account for file name handler.
(tramp-file-name-handler): Suppress checks for `file-remote-p'.
* test/lisp/net/tramp-archive-tests.el
(tramp-archive-test02-file-name-dissect): Suppress check for wrong
method.
* test/lisp/net/tramp-tests.el (tramp--test-instrument-test-case):
Dump *all* Tramp buffers.
(tramp-test02-file-name-dissect)
(tramp-test02-file-name-dissect-simplified)
(tramp-test02-file-name-dissect-separate): Check also wrong method.
(tramp-test03-file-name-defaults): Check, that the respective
Tramp package is loaded.
(tramp-test04-substitute-in-file-name)
(tramp-test05-expand-file-name)
(tramp-test06-directory-file-name, tramp-test44-auto-load):
Suppress check for wrong method.
(tramp-test30-make-process): Remove instrumentation code.
(tramp-test31-interrupt-process, tramp-test36-vc-registered):
Guarantee that connection is established prior starting process.
Noam Postavsky [Sat, 25 May 2019 23:44:41 +0000 (19:44 -0400)]
Let untarring (and hence package installation) go faster (Bug#35909)
* lisp/subr.el (progress-reporter-update)
(progress-reporter-force-update, progress-reporter-do-update): Accept
new optional argument, SUFFIX.
* doc/lispref/display.texi (Progress): Document it.
* etc/NEWS: Announce it.
* lisp/tar-mode.el (tar-untar-buffer): Use a progress reporter instead
of calling message. Suppress message from write-region. Let-bind
write-region-inhibit-fsync to t.
Stefan Monnier [Mon, 3 Jun 2019 17:44:23 +0000 (13:44 -0400)]
* lisp/gnus/gnus-async.el: Use lexical-binding
Remove redundant :group args.
(gnus-async-post-fetch-function): Make it always be a function.
(gnus-make-async-article-function, gnus-async-prefetch-headers):
Use a closure rather than `(lambda ...)
the message seding is handled by an external program, so no Unicode
encoding is performed in Emacs. Thus Emacs must not assert that the
Unicode encoding was performed.
* lisp/gnus/gnus-sum.el (gnus-data-find-in): New function.
(gnus-data-find, gnus-data-find-list): Use it.
(gnus-summary-article-subject): Make it a function.
(gnus--dummy-data-list): New const.
(gnus-update-summary-mark-positions): Use it.
Glenn Morris [Sun, 2 Jun 2019 02:37:35 +0000 (19:37 -0700)]
Skip some flymake tests on hydra.nixos.org
* test/lisp/progmodes/flymake-tests.el (perl-backend)
(included-c-header-files, recurrent-backend):
Skip on hydra.nixos due to frequent intermittent failures. (Bug#32764)
Stefan Kangas [Sun, 2 Jun 2019 01:51:06 +0000 (18:51 -0700)]
Use lexical-binding in morse.el and studly.el and add tests
* lisp/play/morse.el: Use lexical-binding.
* lisp/play/studly.el: Use lexical-binding.
* test/lisp/play/morse-tests.el: New file.
* test/lisp/play/studly-tests.el: New file.
Stefan Kangas [Sun, 2 Jun 2019 01:47:14 +0000 (18:47 -0700)]
Use lexical-binding in paragraphs.el and add tests
* lisp/textmodes/paragraphs.el: Use lexical-binding.
(repunctuate-sentences): Make it work non-interactively.
* test/lisp/textmodes/paragraphs-tests.el: New file.
Noam Postavsky [Mon, 27 May 2019 00:17:38 +0000 (20:17 -0400)]
Handle argument to rcirc /part properly (Bug#11157)
* lisp/net/rcirc.el (part): Split out channel name and part reason.
* doc/misc/rcirc.texi (rcirc commands): Clarify that channel name may
be provided to /part.
Alan Mackenzie [Sat, 1 Jun 2019 20:15:13 +0000 (20:15 +0000)]
Debug and disentangle the literal cacheing in CC Mode
(Final Commit)
* lisp/progmodes/cc-engine.el (c-semi-trim-near-cache): Correct a comparison
with the wrong ...-limit variable.
(c-semi-pp-to-literal): Remove a wrong setting of c-lit-pos-cache-limit.
(c-full-get-near-cache-entry): Eliminate extravagant and unneeded coding.
(c-state-cache-init, c-record-parse-state-state): No longer manipulate
c-lit-pos-cache, which is no longer regarded as part of c-parse-state.
* lisp/progmodes/cc-mode.el (c-basic-common-init): Call
c-truncate-lit-pos-cache to initialize the literal cache.
* lisp/progmodes/cc-engine.el (c-semi-near-cache-limit): New variable.
(c-truncate-lit-pos-cache): This now truncates the cache variables for all
three lit- sub-caches.
(c-semi-put-near-cache-entry): Increase c-semi-near-cache-limit to the
position of the new entry.
(c-full-near-cache-limit, c-full-lit-near-cache): New variables.
(c-full-trim-near-cache, c-full-get-near-cache-entry)
(c-full-put-near-cache-entry): New functions.
(c-full-pp-to-literal): Amend to use the new functions, and to optimize the
use of the available caches, similarly to c-semi-pp-to-literal.
Glenn Morris [Sat, 1 Jun 2019 19:04:43 +0000 (12:04 -0700)]
Merge from origin/emacs-26
008b263 (origin/emacs-26, emacs-26) * lisp/gnus/gnus.el: Mark autoloa... daf32f1 Speed up redisplay of HELLO d8a6d82 Improve documentation of 'safe-local-variable' property
Glenn Morris [Sat, 1 Jun 2019 19:04:42 +0000 (12:04 -0700)]
Merge from origin/emacs-26
134edc1 Warn about wrong number of args for subrs (Bug#35767) 5f01af6 Use plain symbols for eieio type descriptors (Bug#29220) 4b24b01 Pacify GCC 9 -Wredundant-decls
Eli Zaretskii [Fri, 31 May 2019 09:13:56 +0000 (12:13 +0300)]
Unbreak MinGW64 build with pthreads.h installed
* nt/mingw-cfg.site (gl_cv_func_pthread_sigmask_macro): Set to
"no", to avoid compiling Gnulib's pthread_sigmask.c.
Reported by Richard Copley <rcopley@gmail.com>.
`url-insert-file-contents` saves in buffer-file-coding-system
the coding-system used to decode the contents. Preserve this
as the contents is moved from buffer to string to buffer, and use
it when saving the contents to file, so as to try and better preserve
the original byte sequence.
(package--buffer-string, package--cs): New functions.
(package--check-signature): Encode `string` if a coding-system
was specified in buffer-file-coding-system.
(package--download-one-archive, package-install-from-archive):
Obey and preserve the buffer-file-coding-system if specified.
Noam Postavsky [Mon, 27 May 2019 23:05:56 +0000 (19:05 -0400)]
Use plain symbols for eieio type descriptors (Bug#29220)
Since Emacs 26, eieio objects use a class record (with circular
references) as the type descriptor of the object record. This causes
problems when reading back an object from a string, because the class
record is not `eq' to the canonical one (which means that read objects
don't satisfy the foo-p predicate).
* lisp/emacs-lisp/eieio.el (make-instance): As a (partial) fix, set
the record's type descriptor to a plain symbol for the type descriptor
when eieio-backward-compatibility is non-nil (the default).
* lisp/emacs-lisp/eieio-core.el (eieio--object-class): Call
eieio--class-object on the type tag when eieio-backward-compatibility
is non-nil.
(eieio-object-p): Use eieio--object-class instead of
eieio--object-class-tag.
* test/lisp/emacs-lisp/eieio-tests/eieio-test-persist.el
(eieio-test-persist-hash-and-vector)
(eieio-test-persist-interior-lists): Make into functions.
(eieio-persist-hash-and-vector-backward-compatibility)
(eieio-persist-hash-and-vector-no-backward-compatibility)
(eieio-test-persist-interior-lists-backward-compatibility)
(eieio-test-persist-interior-lists-no-backward-compatibility): New
tests which call them, eieio-backward-compatibility let-bound.
Paul Eggert [Thu, 30 May 2019 22:06:39 +0000 (15:06 -0700)]
Suppress GCC 9 “no longer supported” messages
* m4/manywarnings.m4 (gl_MANYWARN_ALL_GCC): Remove -Wchkp.
This suppresses a boatload of warnings of the form
“gcc: warning: switch ‘-Wchkp’ is no longer supported”.
when using GCC 9. Do not merge to master.
Paul Eggert [Thu, 30 May 2019 22:06:39 +0000 (15:06 -0700)]
Pacify GCC 9 -Wredundant-decls
* src/gmalloc.c (_fraghead) [!HYBRID_MALLOC]:
Make it static in this case, too. This avoids having both
‘extern struct list _fraghead[];’ and
‘static struct list _fraghead[BLOCKLOG];’, which
GCC 9 complains about.
Alan Mackenzie [Thu, 30 May 2019 19:37:25 +0000 (19:37 +0000)]
Optimize one of CC Mode's syntax caches for long comments and strings.
* lisp/progmoes/cc-langs.el (c-block-comment-awkward-chars): New lang
constant and variable.
* lisp/progmodes/cc-engine.el (c-state-semi-nonlit-pos-cache): Enhance the
doc comment.
(c-state-semi-get-near-cache-entry, c-state-semi-pp-to-literal): Reuse entry
if the sought position is in a literal, and lies between the literal start and
the entry's position.
(c-cache-to-parse-ps-state, c-parse-ps-state-below): Amend such that instead
of cacheing a state for a position after a backslash or first character of a
2-character comment delimiter, this is done for the previous character
position.
Stefan Monnier [Wed, 29 May 2019 19:56:14 +0000 (15:56 -0400)]
* lisp/subr.el (add-hook): Turn `append` into `depth` (bug#35508)
Make it possible to control the relative ordering of functions on hooks by
specifying `depth` in the same was as was possible with `add-function`.
* lisp/electric.el (electric--sort-post-self-insertion-hook):
Delete function.
(electric-indent-mode, electric-layout-mode, electric-quote-mode):
* lisp/elec-pair.el (electric-pair-mode): Use new `depth` arg instead of
electric--sort-post-self-insertion-hook.
* lisp/emacs-lisp/syntax.el (syntax-propertize, syntax-ppss):
Use new `depth` arg to make sure noone accidentally gets added
after syntax-ppss-flush-cache.
* doc/lispref/modes.texi (Setting Hooks): Document new `depth` arg.
* test/lisp/subr-tests.el (subr-tests-add-hook-depth): New test.
* lisp/gnus/gnus-art.el: Make implicit seq.el dependency explicit.
(gnus-treat-predicate): Use seq-some in place of mapcar + gnus-or
and evaluate lambda predicate.
* lisp/gnus/gnus-util.el (gnus-or, gnus-and): Simplify.
Rework cairo image support to improve consistency (Bug#35871)
* src/dispextern.h (Emacs_Pix_Container) [USE_CAIRO]: New struct. Also used
as aliases of Emacs_Pixmap and Emacs_Pix_Context.
(x_kill_gs_process) [USE_CAIRO]: #ifdef out extern.
(RGB_PIXEL_COLOR) [USE_CAIRO]: Define as unsigned long.
* src/image.c: Include stdint.h. On cairo, remove existing image support
code, use non-X11-specific code for XBM/XPM, and remove POSTSCRIPT support.
(PUT_PIXEL): New macro. Use it instead of XPutPixel when not specific to X11.
(GET_PIXEL, NO_PIXMAP, PIX_MASK_RETAIN, PIX_MASK_DRAW)
(RGB_TO_ULONG, ARGB_TO_ULONG, RED_FROM_ULONG)
(GREEN_FROM_ULONG, BLUE_FROM_ULONG, RED16_FROM_ULONG)
(GREEN16_FROM_ULONG, BLUE16_FROM_ULONG) [USE_CAIRO]: New macros.
(image_create_pix_container, image_pix_container_put_pixel)
(image_pix_context_get_pixel, image_pix_container_create_from_bitmap_data)
(cr_create_cr_surface_from_image) [USE_CAIRO]: New functions.
(image_create_x_image_and_pixmap_1, image_destroy_x_image)
(image_check_image_size): Extract X11-specific code from here ...
(x_create_x_image_and_pixmap, x_destroy_x_image)
(x_check_image_size) [HAVE_X_WINDOWS]: ... to here.
(x_create_bitmap_mask) [HAVE_X_WINDOWS]: Use them. Inline specialized version
of four_corners_best.
(prepare_image_for_display, image_clear_image_1, image_destroy_x_image)
(gui_put_x_image, image_put_x_image, image_get_x_image, image_unget_x_image)
(Create_Pixmap_From_Bitmap_Data, lookup_rgb_color)
(image_to_emacs_colors) [USE_CAIRO]: Add cairo support.
(image_background, png_load_body) [USE_CAIRO]: Use image_alloc_image_color for
img->background.
(image_sync_to_pixmaps) [USE_CAIRO]: #ifdef out function.
(Create_Pixmap_From_Bitmap_Data) [HAVE_X_WINDOWS]: Move image_check_image_size
call from here ...
(xbm_load_image): ... to here.
(xpm_load_image):
(image_build_heuristic_mask, pbm_load, gif_load) [USE_CAIRO]: Use
lookup_rgb_color for argument of PUT_PIXEL.
(image_pixmap_draw_cross) [HAVE_X_WINDOWS || USE_CAIRO]: New function.
(image_disable_image) [HAVE_X_WINDOWS || USE_CAIRO]: Use it.
(CrossForeground) [!HAVE_NTGUI && !HAVE_NS]: New macro.
(image_disable_image) [!HAVE_NTGUI && !HAVE_NS]: Use it.
* src/xterm.c (handle_one_xevent) <ClientMessage> [USE_CAIRO]: #ifdef out
x_kill_gs_process call.
(x_free_pixmap) [USE_CAIRO]: Free Emacs_Pix_Container and data it contains.
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