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2026-05-09; Don't block/unblock input in text_extents methodsEli Zaretskii
* src/xftfont.c (xftfont_text_extents): * src/ftcrfont.c (ftcrfont_text_extents): Don't block/unblock input. (Bug#80863)
2026-01-01; Add 2026 to copyright years.Sean Whitton
2025-02-01Merge branch 'scratch/no-purespace' into 'master'Stefan Kangas
2025-01-01Update copyright year to 2025Paul Eggert
Run "TZ=UTC0 admin/update-copyright".
2024-12-12Pure storage removal: Replace calls to removed functionsPip Cet
* src/alloc.c (string_bytes, pin_string, valid_lisp_object_p) (process_mark_stack, survives_gc_p, syms_of_alloc): * src/androidterm.c (android_term_init): Replace call to 'build_pure_c_string'. * src/buffer.c (init_buffer_once, syms_of_buffer): * src/bytecode.c (exec_byte_code): * src/callint.c (syms_of_callint): * src/callproc.c (syms_of_callproc): * src/category.c (Fdefine_category): * src/coding.c (syms_of_coding): * src/comp.c (Fcomp__compile_ctxt_to_file0) (maybe_defer_native_compilation, syms_of_comp): * src/data.c (Fsetcar, Fsetcdr, Fdefalias, Faset, syms_of_data): * src/dbusbind.c (syms_of_dbusbind): * src/doc.c (Fsnarf_documentation): * src/emacs-module.c (syms_of_module): * src/eval.c (Finternal__define_uninitialized_variable) (Fdefconst_1, define_error, syms_of_eval): * src/fileio.c (syms_of_fileio): * src/fns.c (Ffillarray, Fclear_string, check_mutable_hash_table): * src/fontset.c (syms_of_fontset): * src/frame.c (make_initial_frame): * src/haikufns.c (syms_of_haikufns): * src/intervals.c (create_root_interval): * src/keyboard.c (syms_of_keyboard): * src/keymap.c (Fmake_sparse_keymap, Fset_keymap_parent) (store_in_keymap, syms_of_keymap): * src/lisp.h: * src/lread.c (Fload, read0, intern_c_string_1, define_symbol) (Fintern, defsubr, syms_of_lread): * src/pdumper.c (Fdump_emacs_portable): * src/pgtkfns.c (syms_of_pgtkfns): * src/pgtkterm.c (syms_of_pgtkterm): * src/process.c (syms_of_process): * src/search.c (syms_of_search): * src/sqlite.c (syms_of_sqlite): * src/syntax.c (syms_of_syntax): * src/treesit.c (syms_of_treesit): * src/w32fns.c (syms_of_w32fns): * src/xdisp.c (syms_of_xdisp): * src/xfaces.c (syms_of_xfaces): * src/xfns.c (syms_of_xfns): * src/xftfont.c (syms_of_xftfont): * src/xterm.c (syms_of_xterm): Remove calls to 'PURE_P', 'CHECK_IMPURE', 'Fpurecopy', and replace calls to 'build_pure_c_string', 'pure_list', 'pure_listn', etc., by impure equivalents.
2024-01-02Merge from savannah/emacs-29Po Lu
dc4e6b13296 ; Update copyright years in more files 64b37776318 ; Run set-copyright from admin.el 8e1c56ae467 ; Add 2024 to copyright years # Conflicts: # doc/misc/modus-themes.org # doc/misc/texinfo.tex # etc/NEWS # etc/refcards/ru-refcard.tex # etc/themes/modus-operandi-theme.el # etc/themes/modus-themes.el # etc/themes/modus-vivendi-theme.el # lib/alloca.in.h # lib/binary-io.h # lib/c-ctype.h # lib/c-strcasecmp.c # lib/c-strncasecmp.c # lib/careadlinkat.c # lib/cloexec.c # lib/close-stream.c # lib/diffseq.h # lib/dup2.c # lib/filemode.h # lib/fpending.c # lib/fpending.h # lib/fsusage.c # lib/getgroups.c # lib/getloadavg.c # lib/gettext.h # lib/gettime.c # lib/gettimeofday.c # lib/group-member.c # lib/malloc.c # lib/md5-stream.c # lib/md5.c # lib/md5.h # lib/memmem.c # lib/memrchr.c # lib/nanosleep.c # lib/save-cwd.h # lib/sha1.c # lib/sig2str.c # lib/stdlib.in.h # lib/strtoimax.c # lib/strtol.c # lib/strtoll.c # lib/time_r.c # lib/xalloc-oversized.h # lisp/auth-source-pass.el # lisp/emacs-lisp/lisp-mnt.el # lisp/emacs-lisp/timer.el # lisp/info-look.el # lisp/jit-lock.el # lisp/loadhist.el # lisp/mail/rmail.el # lisp/net/ntlm.el # lisp/net/webjump.el # lisp/progmodes/asm-mode.el # lisp/progmodes/project.el # lisp/progmodes/sh-script.el # lisp/textmodes/flyspell.el # lisp/textmodes/reftex-toc.el # lisp/textmodes/reftex.el # lisp/textmodes/tex-mode.el # lisp/url/url-gw.el # m4/alloca.m4 # m4/clock_time.m4 # m4/d-type.m4 # m4/dirent_h.m4 # m4/dup2.m4 # m4/euidaccess.m4 # m4/fchmodat.m4 # m4/filemode.m4 # m4/fsusage.m4 # m4/getgroups.m4 # m4/getloadavg.m4 # m4/getrandom.m4 # m4/gettime.m4 # m4/gettimeofday.m4 # m4/gnulib-common.m4 # m4/group-member.m4 # m4/inttypes.m4 # m4/malloc.m4 # m4/manywarnings.m4 # m4/mempcpy.m4 # m4/memrchr.m4 # m4/mkostemp.m4 # m4/mktime.m4 # m4/nproc.m4 # m4/nstrftime.m4 # m4/pathmax.m4 # m4/pipe2.m4 # m4/pselect.m4 # m4/pthread_sigmask.m4 # m4/readlink.m4 # m4/realloc.m4 # m4/sig2str.m4 # m4/ssize_t.m4 # m4/stat-time.m4 # m4/stddef_h.m4 # m4/stdint.m4 # m4/stdio_h.m4 # m4/stdlib_h.m4 # m4/stpcpy.m4 # m4/strnlen.m4 # m4/strtoimax.m4 # m4/strtoll.m4 # m4/time_h.m4 # m4/timegm.m4 # m4/timer_time.m4 # m4/timespec.m4 # m4/unistd_h.m4 # m4/warnings.m4 # nt/configure.bat # nt/preprep.c # test/lisp/register-tests.el
2024-01-02; Add 2024 to copyright yearsPo Lu
2023-01-01Merge from origin/emacs-29Eli Zaretskii
cae528457c ; Add 2023 to copyright years. b394359261 Improve documentation of 'isearch-open-overlay-temporary' ab3210e709 Document 'use-package' in the 2 main manuals # Conflicts: # etc/refcards/ru-refcard.tex # lib/explicit_bzero.c # m4/explicit_bzero.m4
2023-01-01; Add 2023 to copyright years.Eli Zaretskii
2022-12-01Speed up handling X selection requestsPo Lu
* etc/NEWS: Announce speedup. * src/alloc.c (garbage_collect): Call mark_xselect. * src/xftfont.c (xftfont_end_for_frame): Fix crash on display IO error. * src/xselect.c (struct selection_data, struct transfer): New structures. (outstading_transfers): New variable. (SELECTED_EVENTS, x_selection_request_lisp_error): Stop checking cs->nofree. (x_catch_errors_unwind): Delete function. (c_size_for_format, x_size_for_format, selection_data_for_offset) (selection_data_size, transfer_selecting_event) (x_continue_selection_transfer, x_remove_selection_transfers) (x_selection_transfer_timeout): New functions. (x_reply_selection_request): When handling selection requests, never wait for property notifications synchronously. Instead, write out the selection data as the client reads it from the event loop. (x_handle_selection_request, x_convert_selection) (x_handle_property_notify, x_get_window_property) (lisp_data_to_selection_data): Don't ever use pointers to Lisp string data! Instead, just store the string object itself. (syms_of_xselect): Initialize outstanding transfer list. (syms_of_xselect_for_pdumper): * src/xterm.c (x_delete_display): Remove outstanding selection transfers. * src/xterm.h: Update prototypes.
2022-05-19Whitelist some incorrectly labeled "color" fonts under XftPo Lu
* etc/PROBLEMS: Document problem with fonts incorrectly labeled as color fonts under Xft. * src/ftfont.c (xft_color_font_whitelisted_p): New function. (ftfont_spec_pattern, ftfont_list): Respect whitelisting of "color" fonts under Xft. * src/xftfont.c (syms_of_xftfont): New variable `xft-color-font-whitelist'.
2022-05-03Clean up X11 double buffering codePo Lu
This fixes several latent bugs where code went down the path with double buffering enabled when it wasn't, and vice versa. * src/xfns.c (x_set_inhibit_double_buffering): Improve commentary and only define when HAVE_XDBE. (x_mark_frame_dirty): Only set buffer flip flag when HAVE_XDBE. (initial_set_up_x_back_buffer): Clean up coding style and remove unnecessary block_input pair. (Fx_double_buffered_p): Always return nil if !HAVE_XDBE. (x_frame_parm_handlers): Don't set double buffering handler if !HAVE_XDBE. * src/xftfont.c (xftfont_drop_xrender_surfaces, xftfont_driver): Only define when XDBE is available. * src/xterm.c (x_drop_xrender_surfaces): Likewise. (x_clear_window): Don't test double buffering flags when !HAVE_XDBE. (show_back_buffer): Only define when HAVE_XDBE. (x_flip_and_flush): Don't try to flip when !HAVE_XDBE. (XTframe_up_to_date): Likewise. (XTbuffer_flipping_unblocked_hook): Only define when Xdbe is available. (x_clear_area): Don't test double buffering flags when Xdbe is not available. (flush_dirty_back_buffer_on): Don't define if there's no DBE. (handle_one_xevent, x_create_terminal): Likewise. * src/xterm.h (FRAME_X_DRAWABLE): Fix coding style.
2022-02-10Correctly allocate colors in xftfontPo Lu
* src/xftfont.c (struct xftface_info): New fields `bg_allocated_p' and `fg_allocated_p'. (xftfont_get_colors): Actually allocate colors and tell the caller whether colors were allocated. (xftfont_prepare_face): Set allocated fields. (xftfont_done_face): (xftfont_draw): Free colors that were allocated.
2022-01-31Improve portability of alpha channel handling on TrueColor visualsPo Lu
* src/xfns.c (select_visual): Always ask for a TrueColor visual. * src/xfont.c (xfont_draw): * src/xftfont.c (xftfont_draw): Test `alpha_bits' instead of n_planes. * src/xterm.c (x_fill_rectangle, x_clear_rectangle): Likewise. (x_query_colors, x_alloc_nearest_color): Remove code that hard-coded alpha mask. (x_term_init): Calculate alpha bits and offset and populate field appropriately. * src/xterm.h (struct x_display_info): New fields `alpha_bits' and `alpha_offset'. (x_make_truecolor_pixel): Stop hardcoding the value of the alpha mask.
2022-01-31Make cursor alpha consistent with a transparent backgroundPo Lu
* src/xfont.c (xfont_draw): * src/xftfont.c (xftfont_shape): * src/xterm.c (x_clear_glyph_string_rect): Don't respect background alpha when drawing the cursor.
2022-01-31Implement `alpha-background' on non-Cairo buildsPo Lu
* src/frame.c (gui_set_alpha_background): Recompute basic faces so xft face ext info gets reset. * src/gtkutil.c (xg_create_frame_widgets): Attach to style updated signal. (xg_update_frame_menubar): Set menu bar visual correctly. (xg_widget_style_updated): New function. * src/xfns.c (x_set_alpha_background): New function. (x_frame_parm_handlers): Use x_set_alpha_background instead. * src/xfont.c (xfont_draw): * src/xftfont.c (xftfont_draw): Handle `alpha-background' parameter. * src/xterm.c (x_xr_ensure_picture): Export function. (x_update_opaque_region): New function. (x_fill_rectangle): New parameter `respect_alpha_background'. All callers changed. (handle_one_xevent): Set opaque region on ConfigureNotify. (x_drop_xrender_surfaces): Set opaque region. (x_xrender_color_from_gc_foreground): (x_xrender_color_from_gc_background): Premultiply alpha with components if asked for. * src/xterm.h (struct x_display_info): New atom `Xatom_net_wm_opaque_region'.
2022-01-24Add some code for transparent frame backgrounds without CairoPo Lu
* src/image.c (svg_load_image): Fix build without native image transforms. * src/xfns.c (set_up_x_back_buffer): (tear_down_x_back_buffer): Free XR picture if present. * src/xftfont.c (xftfont_get_xft_draw): Fix formatting issue. * src/xterm.c (x_xr_ensure_picture): New function. (FRAME_CR_CONTEXT, FRAME_CR_CONTEXT): (FRAME_CR_SURFACE_DESIRED_WIDTH) (FRAME_CR_SURFACE_DESIRED_HEIGHT): Move to separate USE_CAIRO block so the ext data code can be used on builds with XRender as well. (x_xr_apply_ext_clip): (x_xr_reset_ext_clip): New functions. (x_set_clip_rectangles): (x_reset_clip_rectangles): Set ext data on XRender as well. (x_term_init): Look for a picture format appropriate for our purposes. (x_clear_area): Use XRenderFillRectangle to draw backgrounds if available. (x_xrender_color_from_gc_foreground): (x_xrender_color_from_gc_background): New functions. * src/xterm.h (FRAME_X_PICTURE): (FRAME_X_PICTURE_FORMAT) (FRAME_CHECK_XR_VERSION): New macros. (struct x_gc_ext_data): Define on XRender as well. (struct x_display_info): Define ext_codes when using XRender and add new field `pict_format'. (struct x_output): New field `picture'.
2022-01-01; Add 2022 to copyright years.Eli Zaretskii
2021-07-25Fix compilation of xftfont.c with old fontconfigEli Zaretskii
* src/xftfont.c (FC_LCD_FILTER): Define if undefined, for older versions of fontconfig. This was mistakenly deleted 2 years ago. (Bug#49722)
2021-01-01Update copyright year to 2021Paul Eggert
Run "TZ=UTC0 admin/update-copyright".
2020-01-01Update copyright year to 2020Paul Eggert
Run "TZ=UTC0 admin/update-copyright $(git ls-files)".
2019-12-03Fix typo in populating otf_capability method for HarfBuzzYAMAMOTO Mitsuharu
* src/ftcrfont.c (syms_of_ftcrfont_for_pdumper) [HAVE_HARFBUZZ]: * src/ftfont.c (syms_of_ftfont_for_pdumper) [HAVE_HARFBUZZ]: * src/w32uniscribe.c (syms_of_w32uniscribe_for_pdumper) [HAVE_HARFBUZZ]: * src/xftfont.c (syms_of_xftfont_for_pdumper) [HAVE_HARFBUZZ]: Fix typos.
2019-11-17Handle FC_CHARCELL in xftfont_openLars Ingebrigtsen
* src/xftfont.c (xftfont_open): FC_CHARCELL is apparently an alias for FC_DUAL used in some east Asian fonts (bug#35079). Modelled after a patch suggested by Kenichi Handa.
2019-07-09Rename font_driver member close -> close_fontMattias EngdegÄrd
* src/alloc.c (cleanup_vector): * src/xftfont.c (xftfont_driver): * src/xfont.c (xfont_driver): * src/nsfont.m (nsfont_driver): * src/macfont.m (macfont_driver): * src/ftxfont.c (ftxfont_driver): * src/ftfont.c (ftfont_driver): * src/ftcrfont.c (ftcrfont_driver): * src/font.h (struct font_driver): * src/font.c (font_clear_cache, font_close_object): Rename `close' member to `close_font', to avoid clash with preprocessor define of `close' in nt/inc/ms-w32.h and for consistency with `open_font'.
2019-07-09Rename font_driver member open -> open_fontMattias EngdegÄrd
* src/xftfont.c (xftfont_driver): * src/xfont.c (xfont_driver): * src/nsfont.m (nsfont_driver): * src/macfont.m (macfont_driver): * src/ftxfont.c (ftxfont_driver): * src/ftfont.c (ftfont_driver): * src/ftcrfont.c (ftcrfont_driver): * src/font.h (struct font_driver): * src/font.c (font_open_entity): Rename `open' member to `open_font', to avoid clash with preprocessor define of `open' in lib/fcntl.h and nt/inc/ms-w32.h. Remove earlier #undef hack.
2019-07-08Avoid some unnecessary stdio.h includesPaul Eggert
* src/atimer.c, src/callproc.c, src/coding.c, src/dired.c, src/eval.c: * src/fringe.c, src/ftcrfont.c, src/ftfont.c, src/ftxfont.c: * src/gfilenotify.c, src/indent.c, src/kqueue.c, src/menu.c: * src/scroll.c, src/terminal.c, src/unexcoff.c, src/window.c: * src/xfont.c, src/xftfont.c: Do not include stdio.h since it is unused.
2019-07-01Implement the otf_capability method for HarfBuzzYAMAMOTO Mitsuharu
* src/hbfont.c: Include hb-ot.h. [HAVE_NTGUI]: Add DEF_DLL_FN and #define for hb_tag_to_string, hb_font_get_face, hb_ot_layout_table_get_script_tags, hb_ot_layout_table_get_feature_tags, hb_ot_layout_script_get_language_tags, and hb_ot_layout_language_get_feature_tags. (hbfont_init_w32_funcs) [HAVE_NTGUI]: Add LOAD_DLL_FN for them. (hbfont_otf_features, hbfont_otf_capability): New functions. * src/font.h (hbfont_otf_capability) [HAVE_HARFBUZZ]: Add extern. * src/ftcrfont.c (syms_of_ftcrfont_for_pdumper) [HAVE_HARFBUZZ]: * src/ftfont.c (syms_of_ftfont_for_pdumper) [HAVE_HARFBUZZ]: * src/w32uniscribe.c (syms_of_w32uniscribe_for_pdumper) [HAVE_HARFBUZZ]: * src/xftfont.c (syms_of_xftfont_for_pdumper) [HAVE_HARFBUZZ]: Populate otf_capability method with hbfont_otf_capability.
2019-06-18Support font driver supersessionYAMAMOTO Mitsuharu
* src/font.c (font_update_drivers): If argument NEW_DRIVERS is t, then don't use superseded drivers. (syms_of_font) <Qfont_driver_superseded_by>: New DEFSYM. * src/ftfont.c (syms_of_ftfont) [HAVE_HARFBUZZ]: * src/ftcrfont.c (syms_of_ftcrfont) [HAVE_HARFBUZZ]: * src/w32font.c (syms_of_w32font) [HAVE_HARFBUZZ]: * src/xftfont.c (syms_of_xftfont) [HAVE_HARFBUZZ]: Make Harfbuzz variants supersede non-Harfbuzz ones. * src/w32fns.c (Fx_create_frame, w32_create_tip_frame): Remove font backend determination code.
2019-06-02Implement the get_variation_glyphs method for FreeType >= 2.3.6YAMAMOTO Mitsuharu
* configure.ac: Check availability of FT_Face_GetCharVariantIndex. * src/ftfont.c (ftfont_variation_glyphs) [HAVE_FT_FACE_GETCHARVARIANTINDEX]: Add function implementation. * src/ftcrfont.c (ftcrfont_variation_glyphs) [HAVE_FT_FACE_GETCHARVARIANTINDEX]: Use function implementation for HAVE_OTF_GET_VARIATION_GLYPHS. * src/ftfont.c (ftfont_driver) [HAVE_FT_FACE_GETCHARVARIANTINDEX]: * src/xftfont.c (xftfont_driver) [HAVE_FT_FACE_GETCHARVARIANTINDEX]: * src/ftxfont.c (ftxfont_driver) [HAVE_FT_FACE_GETCHARVARIANTINDEX]: * src/ftcrfont.c (ftcrfont_driver) [HAVE_FT_FACE_GETCHARVARIANTINDEX]: Populate the get_variation_glyphs method.
2019-06-02Revert previous commitYAMAMOTO Mitsuharu
This reverts commit 1ab69630dcb8c7a1b1b4171211a7c8ebf11b0d1c. It has a wrong commit message.
2019-06-02Make fthbfont and derivatives use common HarfBuzz code in hbfont.cYAMAMOTO Mitsuharu
* src/font.h (fthbfont_shape, fthbfont_combining_capability) [HAVE_HARFBUZZ]: Remove prototypes. * src/ftfont.c: Don't include math.h. (uni_combining, uni_general, uni_mirroring, get_hb_unicode_funcs) (fthbfont_shape_by_hb, fthbfont_combining_capability, fthbfont_shape) [HAVE_HARFBUZZ]: Remove functions. * src/ftfont.c (syms_of_ftfont_for_pdumper) [HAVE_HARFBUZZ]: * src/xftfont.c (syms_of_xftfont_for_pdumper) [HAVE_HARFBUZZ]: * src/ftcrfont.c (syms_of_ftcrfont_for_pdumper) [HAVE_HARFBUZZ]: Use hbfont_shape and hbfont_combining_capability for fthbfont_shape and fthbfont_combining_capability, respectively.
2019-06-02Make fthbfont and derivatives use common HarfBuzz code in hbfont.cYAMAMOTO Mitsuharu
* src/font.h (fthbfont_shape, fthbfont_combining_capability) [HAVE_HARFBUZZ]: Remove prototypes. * src/ftfont.c: Don't include math.h. (uni_combining, uni_general, uni_mirroring, get_hb_unicode_funcs) (fthbfont_shape_by_hb, fthbfont_combining_capability, fthbfont_shape) [HAVE_HARFBUZZ]: Remove functions. * src/ftfont.c (syms_of_ftfont_for_pdumper) [HAVE_HARFBUZZ]: * src/xftfont.c (syms_of_xftfont_for_pdumper) [HAVE_HARFBUZZ]: * src/ftcrfont.c (syms_of_ftcrfont_for_pdumper) [HAVE_HARFBUZZ]: Use hbfont_shape and hbfont_combining_capability instead of fthbfont_shape and fthbfont_combining_capability, respectively.
2019-05-23Merge branch 'master' into harfbuzzYAMAMOTO Mitsuharu
2019-05-23Make Cairo build obey hint-style font setting (Bug#35781)YAMAMOTO Mitsuharu
* src/ftfont.h (ftfont_open2): Remove extern. (ftfont_fix_match, ftfont_add_rendering_parameters) (ftfont_entity_pattern): Add externs. (struct font_info): Remove member bitmap_strike_index. (struct font_info) [USE_CAIRO]: Remove member ft_size_draw. All uses removed. Add member bitmap_position_unit. * src/xftfont.c (xftfont_fix_match, xftfont_add_rendering_parameters): Move functions from here ... * src/ftfont.c (ftfont_fix_match, ftfont_add_rendering_parameters): ... to here. All uses changed. * src/xftfont.c (xftfont_open): Extract FcPattern creation from font entity from here ... * src/ftfont.c (ftfont_entity_pattern): ... to here. * src/xftfont.c (syms_of_xftfont): Move DEFSYMs for Fontconfig's rendering parameters from here ... * src/ftfont.c (syms_of_ftfont): ... to here. * src/ftfont.c (ftfont_open, ftfont_open2): Undo introduction of bitmap_strike_index. Merge functions into ftfont_open. * src/ftcrfont.c (ftcrfont_open): Align code with xftfont_open rather than ftfont_open. (ftcrfont_close): Likewise. (ftcrfont_has_char, ftcrfont_encode_char): (ftcrfont_otf_capability) [HAVE_LIBOTF]: (ftcrfont_variation_glyphs) [HAVE_OTF_GET_VARIATION_GLYPHS]: New functions. (ftcrfont_driver): Register them. (ftcrfont_get_bitmap, ftcrfont_anchor_point): (ftcrfont_shape) [HAVE_M17N_FLT && HAVE_LIBOTF]: Use bitmap_position_unit instead of bitmap_strike_index to screen bitmap fonts. (ftcrfont_get_bitmap, ftcrfont_anchor_point): (ftcrfont_otf_capability) [HAVE_LIBOTF]: (ftcrfont_shape) [HAVE_M17N_FLT && HAVE_LIBOTF]: (ftcrfont_variation_glyphs) [HAVE_OTF_GET_VARIATION_GLYPHS]: Temporarily assign ftcrfont_info->ft_size and call corresponding ftfont functions. (ftcrfont_draw): Don't flush cairo surface when exporting.
2019-05-19Replace XChar2b with unsigned in all font backendsAlexander Gramiak
The xfont backend using XChar2b in its API doesn't mean that we should use it everywhere else. * src/dispextern.h (glyph_string): * src/ftcrfont.c (ftcrfont_draw): * src/ftxfont.c (ftxfont_draw): * src/w32term.c (w32_draw_glyphless_glyph_string_foreground): * src/xdisp.c (init_glyph_string, get_char_face_and_encoding) (get_glyph_face_and_encoding, get_char_glyph_code) (fill_gstring_glyph_string, fill_stretch_glyph_string) (normal_char_ascent_descent, gui_get_glyph_overhangs) (compute_overhangs_and_x, gui_produce_glyphs): * src/xfont.c (xfont_get_pcm, xfont_chars_supported, xfont_open) (xfont_encode_char, xfont_text_extents, xfont_draw) * src/xftfont.c (xftfont_draw): * src/xterm.c (x_compute_glyph_string_overhangs) (x_draw_glyphless_glyph_string_foreground): Use unsigned over XChar2b. * src/nsgui.h: * src/w32gui.h: * src/xterm.h: Remove XChar2b, STORE_XCHAR2B, XCHAR2B_BYTE1, and XCHAR2B_BYTE2 typedefs and macros. * src/font.h (font_driver): (ftfont_text_extents) * src/ftcrfont.c (ftcrfont_text_extents): * src/ftfont.c (ftfont_text_extents): * src/macfont.m (macfont_text_extents): * src/nsfont.m (nsfont_text_extents): * src/w32font.h (w32_font_text_extents): * src/font.c (xfont_text_extents): * src/xftfont.c (xftfont_text_extents): Make code parameter const.
2019-05-05Add new font backend drivers for text shaping by HarfBuzzYAMAMOTO Mitsuharu
* etc/NEWS: Mention new font backend drivers xfthb and ftcrhb. * src/font.h [HAVE_HARFBUZZ]: Include hb.h. (struct font_driver) [HAVE_HARFBUZZ]: New members begin_hb_font and end_hb_font. (ftfont_match, ftfont_list): Remove externs. (ftfont_match2, ftfont_list2): (fthbfont_combining_capability, fthbfont_begin_hb_font) (fthbfont_shape) [HAVE_HARFBUZZ]: (xfthbfont_driver) [HAVE_XFT && HAVE_HARFBUZZ]: (ftcrhbfont_driver) [USE_CAIRO && HAVE_HARFBUZZ]: Add externs. * src/ftcrfont.c (ftcrfont_list): Use ftfont_list2. (ftcrfont_match): Use ftfont_match2. (ftcrfont_open): Get font type from entity. (ftcrfont_open) [HAVE_HARFBUZZ]: Use HarfBuzz version of driver if specified. (ftcrfont_shape) [HAVE_HARFBUZZ]: Make shaping fail. (ftcrhbfont_list, ftcrhbfont_match) (ftcrhbfont_begin_hb_font) [HAVE_HARFBUZZ]: New functions. (ftcrhbfont_driver) [HAVE_HARFBUZZ]: New variable. (syms_of_ftcrfont_for_pdumper) [HAVE_HARFBUZZ]: Initialize and register it. (syms_of_ftcrfont) [HAVE_HARFBUZZ]: New symbol Qftcrhb. * src/ftfont.c: Include math.h for lround. (fthbfont_driver) [HAVE_HARFBUZZ]: New variable. (ftfont_get_hb_font) [HAVE_HARFBUZZ]: Remove function. (ftfont_list, ftfont_match): Make static. (ftfont_list2, ftfont_match2): New functions. (ftfont_open2) [HAVE_HARFBUZZ]: Use HarfBuzz version of driver if specified. (ftfont_open): Get font type from entity. (ftfont_shape, ftfont_combining_capability, ftfont_driver) [HAVE_HARFBUZZ]: Move HarfBuzz specific part from here ... (fthbfont_shape, fthbfont_combining_capability) (fthbfont_driver) [HAVE_HARFBUZZ]: ... to here. New functions and variable. (fthbfont_begin_hb_font) [HAVE_HARFBUZZ]: New function. (fthbfont_shape_by_hb) [HAVE_HARFBUZZ]: Rename from ftfont_shape_by_hb. Don't take FreeType specific arguments ft_face and matrix. Use begin_hb_font and end_hb_font font driver functions. Use text_extents font driver functions instead of ftfont_glyph_metrics. (syms_of_ftfont) [HAVE_HARFBUZZ]: New symbol Qfreetypehb. (syms_of_ftfont_for_pdumper) [HAVE_HARFBUZZ]: Initialize and register fthbfont_drivert. * src/ftxfont.c (ftxfont_list): Use ftfont_list2. (ftxfont_match): Use ftfont_match2. (ftxfont_driver) [HAVE_HARFBUZZ]: Don't initialize shape member explicitly. * src/xfns.c (Fx_create_frame) [USE_CAIRO && HAVE_HARFBUZZ]: (Fx_create_frame) [HAVE_XFT && HAVE_HARFBUZZ]: Register HarfBuzz versions of font drivers. * src/xftfont.c (xftfont_list): Use ftfont_list2. (xftfont_match): Use ftfont_match2. (xftfont_open): Get font type from entity. (xftfont_open) [HAVE_HARFBUZZ]: Use HarfBuzz version of driver if specified. (xftfont_shape) [HAVE_HARFBUZZ]: Make shaping fail. (xfthbfont_list, xfthbfont_match, xfthbfont_begin_hb_font) (xfthbfont_end_hb_font) [HAVE_HARFBUZZ]: New functions. (xftfont_driver) [HAVE_HARFBUZZ]: Don't initialize shape member explicitly. (xfthbfont_driver) [HAVE_HARFBUZZ]: New variable. (syms_of_xftfont_for_pdumper) [HAVE_HARFBUZZ]: Initialize and register it. (syms_of_xftfont) [HAVE_HARFBUZZ]: New symbol Qxfthb.
2019-04-27Merge branch 'master' into harfbuzzYAMAMOTO Mitsuharu
2019-02-08Unify three font info structuresRobert Pluim
* src/ftfont.h (struct font_info): New type, unifies similar types from ftcrfont.c, ftfont.c and xftfont.c * src/xftfont.c (struct xftfont_info): Remove, replace with struct font_info. Adjust all uses. * src/ftcrfont.c (struct ftcrfont_info): Likewise. * src/ftfont.c (struct ftfont_info): Likewise. (cherry picked from commit 9e0d69b5a17a0fa3b0dd099a51584a85f3ddb5bf)
2019-02-08Unify three font info structuresRobert Pluim
* src/ftfont.h (struct font_info): New type, unifies similar types from ftcrfont.c, ftfont.c and xftfont.c * src/xftfont.c (struct xftfont_info): Remove, replace with struct font_info. Adjust all uses. * src/ftcrfont.c (struct ftcrfont_info): Likewise. * src/ftfont.c (struct ftfont_info): Likewise.
2019-01-15Add portable dumperDaniel Colascione
Add a new portable dumper as an alternative to unexec. Use it by default. * src/dmpstruct.awk: New file. * src/doc.c (get_doc_string): use will_dump_p(). * src/editfns.c (styled_format): silence compiler warning with UNINIT. * src/emacs-module.c (syms_of_module): staticpro ltv_mark. * src/emacs.c (gflags): new variable. (init_cmdargs): unwrap (string_starts_with_p, find_argument, dump_error_to_string) (load_pdump): new functions. (main): detect pdumper and --temacs invocation; actually load portable dump when detected; set gflags as appropriate; changes to init functions throughout to avoid passing explicit 'initialized' argument. * src/eval.c (inhibit_lisp_code): remove unused variable. (init_eval_once_for_pdumper): new function. (init_eval_once): call it. * src/filelock.c: CANNOT_DUMP -> will_dump_p() * src/fingerprint-dummy.c: new file * src/fingerprint.h: new file * src/fns.c: CANNOT_DUMP -> will_dump_p(), etc. (weak_hash_tables): remove (hashfn_equal, hashfn_eql): un-staticify (make_hash_table): set new 'next_weak' hash table field; drop global weak_hash_tables logic. (copy_hash_table): drop global weak_hash_tables logic. (hash_table_rehash): new function. (hash_lookup, hash_put, hash_remove_from_table, hash_clear): rehash if needed. (sweep_weak_table): un-staticify; explain logic; bool-ify. (sweep_weak_hash_tables): remove function. * src/font.c (syms_of_font): remember pdumper stuff. * src/fontset.c (syms_of_fontset): remember pdumper stuff. * src/frame.c (make_initial_frame): don't reset Vframe_list. (init_frame_once_for_pdumper, init_frame_once): new functions. (syms_of_frame): remove redundant staticpro. * src/fringe.c (init_fringe_once_for_pdumper): new functin. (init_fringe_once): call it. * src/ftcrfont.c (syms_of_ftcrfont_for_pdumper): new function. (syms_of_ftcrfont): call it. * src/ftfont.c (syms_of_ftfont_for_pdumper): new function. (syms_of_ftfont): call it. * src/ftxont.c (syms_of_ftxfont_for_pdumper): new function. (syms_of_ftxfont): call it. * src/gmalloc.c: adjust for pdumper througout (DUMPED): remove weird custom dumped indicator. * src/gnutls.c (syms_of_gnutls): pdumper note for gnutls_global_initialized. * src/image.c (syms_of_image): add pdumper comment, initializer note. * src/insdel.c (prepare_to_modify_buffer_1): account for buffer contents possibly being in dump image. * src/keyboard.c (syms_of_keyboard_for_pdumper): new function. (syms_of_keyboard): staticpro more; call pdumper syms function. * src/lisp.h: add comments throughout (gflags): declare. (will_dump_p, will_bootstrap_p, will_dump_with_pdumper_p) (dumped_with_pdumper_p, will_dump_with_unexec_p) (dumped_with_unexec_p, definitely_will_not_unexec_p): new functions. (POWER_OF_2, ROUNDUP): move macros. (PSEUDOVECTOR_TYPE, PSEUDOVECTOR_TYPEP): take vectorlike header pointer instead of vector; constify. (Lisp_Hash_Table): add comment about need to rehash on access; add comment for next_weak. (HASH_KEY, HASH_VALUE, HASH_HASH, HASH_TABLE_SIZE): const-ify. (hash_table_rehash): declare. (hash_rehash_needed_p, hash_rehash_if_needed): new functions. (finalizers, doomed_finalizers): declare extern. (SUBR_SECTION_ATTRIBUTE): new macro. (staticvec, staticidx): un-static-ify. (sweep_weak_hash_tables): remove declaration. (sweep_weak_table): declare. (hashfn_eql, hashfn_equal): declare. (number_finalizers_run): new variable. (Vdead): externify when ENABLE_CHECKING. (gc_root_type): new enumeration. (gc_root_visitor): new struct. (visit_static_gc_roots): declare. (vectorlike_nbytes): declare. (vector_nbytes): define as trivial inline function wrapper for vectorlike_nbytes. (init_obarray_once): change signature. (primary_thread): extern-ify. (init_buffer): change signature. (init_frame_once): declare. * src/lread.c (readevalloop): adjust for new dumped predicates. (init_obarray_once): new function. (ndefsubr): new variable. (defsubr): increment it. (load_path_check): adjust for pdumper. (load_path_default): use pdumper functions; adjust for dump search. * src/macfont.m (macfont_init_font_change_handler): avoid shadowing global. (syms_of_macfont_for_pdumper): new function. (syms_of_macfont): call it. * src/menu.c (syms_of_menu): staticpro more stuff. * src/minibuf.c (Ftry_completion): rehash if needed. (init_minibuf_once_for_pdumper): new function. (init_minibuf_once): call it. * src/nsfont.m (syms_of_nsfns): staticpro more. * src/nsfont.m (syms_of_nsfont_for_pdumper): new function. (syms_of_nsfont): call it. * src/nsterm.m (syms_of_nsfont): remember pdumper stuff. * src/pdumper.c: new file. * src/pdumper.h: new file. * src/process.c (init_process_emacs): use new pdumper functions instead of CANNOT_DUMP. * src/profiler.c (syms_of_profiler_for_pdumper): new function. (syms_of_profiler_for_pdumper): call it. * src/search.c (syms_of_search_for_pdumper): new function. (syms_of_search_for_pdumper): call it. * src/sheap.c (bss_sbrk_did_unexec): remove. * src/sheap.h (bss_sbrk_did_unexec): remove. * src/syntax.c (syms_of_syntax): don't redundantly staticpro re_match_object. * src/sysdep.c: use will_dump_with_unexec_p() instead of bss hack thing. * src/syssignals.h (init_sigsegv): declare. * src/systime.h (init_timefns): remove bool from signature. * src/textprop.c (syms_of_textprop): move staticpro. * src/thread.c (main_thread_p): constify. * src/thread.h (main_thread_p): constify. * src/timefns.c (init_timefns): remove bool from signature. (syms_of_timefns_for_pdumper): new function. (syms_of_timefns): call it. * src/w32.c: rearrange code. * src/w32.h (w32_relocate): declare. * src/w32fns.c (syms_of_w32fns): add pdumper note. * src/w32font.c (syms_of_w32font_for_pdumper): new function. (syms_of_w32font): call it. * src/w32heap.c (using_dynamic_heap): new variable. (init_heap): use it. * src/w32menu.c (syms_of_w32menu): add pdumper note. * src/w32proc.c (ctrl_c_handler, mainCRTStartup, _start, open_input_file) (rva_to_section, close_file_data): move here. * src/w32uniscribe.c (syms_of_w32uniscribe_for_pdumper): new function. (syms_of_w32uniscribe): call it. * src/window.c (init_window_once_for_pdumper): new function. (init_window_once): call it; staticpro more stuff. * src/xfont.c (syms_of_xfont_for_pdumper): new function. (syms_of_xfont): call it. * src/xftfont.c (syms_of_xftfont_for_pdumper): new function. (syms_of_xftfont): call it. * src/xmenu.c (syms_of_xmenu_for_pdumper): new function. (syms_of_xmenu): call it. * src/xselect.c (syms_of_xselect_for_pdumper): new function. (syms_of_xselect): call it. * src/xsettings.c (syms_of_xsettings): add more pdumper notes. * src/term.c (syms_of_xterm): add pdumper note. * src/dispnew.c (init_faces_initial): new function. (init_display_interactive): rename from init_display; use will_dump_p instead of !initialized. Initialize faces early for pdumper if needed. (init_display): new function. (syms_of_display_for_pdumper): new function. (syms_of_display): call it. * src/dbusbind.c (syms_of_dbusbind): Add TODO for bus reset on pdumper load. * src/data.c (Fdefalias): Use will_dump_p instead of Vpurify_flag. (Fmake_variable_buffer_local): silence compiler warning with -Og by making valcontents UNINIT. (arith_driver): silence compiler warning with UNINIT. * src/conf_post.h (ATTRIBUTE_SECTION): new macro. * src/composite.c (composition_gstring_put_cache): rehash hash table if needed. * src/coding.c (init_coding_once, syms_of_coding): remember pdumper stuff. * src/charset.h (charset_table_size, charset_table_user): declare. * src/charset.c (charset_table_used, charset_table_size): un-static. (init_charset_oncem, syms_of_charset): remember pdumper stuff. * src/category.c (category_table_version): remove obsolete variable. * src/callint.c (syms_of_callint): staticpro 'preserved_fns' (init_callproc): use will_dump_p instead of !CANNOT_DUMP. * src/bytecode.c (exec_byte_code): rehash table tables if needed * src/buffer.c (alloc_buffer_text, free_buffer_text): account for pdumper (init_buffer_once): add TODO; remember stuff for pdumper. (init_buffer): don't take initialized argument; adjust for pdumper. * src/atimer.c (init_atimer): initialize subr only if !initialized. * src/alloc.c: (vector_marked_p, set_vector_marked) (vectorlike_marked_p, set_vectorlike_marked, cons_marked_p) (set_cons_marked, string_marked_p, set_string_marked) (symbol_marked_p, set_symbol_marked, interval_marked_p) (set_interval_marked): new accessor routines. Use them instead of raw GC access throughout. (Vdead): make non-static when ENABLE_CHECKING. (vectorlike_nbytes): rename of 'vector_nbytes'; take a vectorlike header as input instead of a vector. (number_finalizers_run): new internal C variable. (mark_maybe_object): check for pdumper objects. (valid_pointer_p): don't be gratuitously inefficient under rr(1). (make_pure_c_string): add support for size_byte = -2 mode indicating that string data points into Emacs image rodata. (visit_vectorlike_root): visits GC roots embedded in vectorlike objects. (visit_buffer_root): visits GC roots embedded in our totally-not-a-buffer buffer global objects. (visit_static_gc_roots): visit GC roots in the Emacs data section. (mark_object_root_visitor): root callback used for conventional GC marking (weak_hash_tables): new internal variable for tracking found weak hash tables during GC. (mark_and_sweep_weak_table_contents): new weak hash table marking. (garbage_collect_1): use new GC root visitor machinery. (mark_vectorlike): accept a vectorlike_header instead of a Lisp_Vector. (mark_frame, mark_window, mark_hash_table): new functions. (mark_object): initialize 'm'; check for pdumper objects and use new mark-bit accessors throughout. Remove some object-specific marking code and move to helper functions above. (survives_gc_p): check for pdumper objects. (gc-sweep): clear pdumper mark bits. (init_alloc_once_for_pdumper): new helper function for early init called both during normal init and pdumper load. (init_alloc_once): pdumper integration. * src/Makefile.in: Rewrite dumping for pdumper; add pdumper.o; invoke temacs with --temacs command line option; build dmpstruct.h from dmpstruct.awk; stop relying on CANNOT_DUMP; clean up pdumper intermediate files during build. * nextstep/Makefile.in: build emacs.pdmp into NS packages * lisp/startup.el: account for new '--temacs' and '--dump-file' command line option. * lisp/loadup.el: rewrite early init to account for pdumper; use injected 'dump-mode' variable (set via the new '--temacs' option) instead of parsing command line. * lisp/cus-start.el: Check 'dump-mode' instead of 'purify-flag', since the new 'dump-mode' * lib-src/make-fingerprint.c: new program * lib-src/Makefile.in: built make-fingerprint utility program * configure.ac: Add --with-pdumper toggle to control pdumper support; add --with-unexec toggle to control unexec support. Add --with-dumping option to control which dumping strategy we use by default. Adjust for pdumper throughout. Check for posix_madvise. * Makefile.in: Add @DUMPING@ substitution; add pdumper mode. * .gitignore: Add make-fingerprint, temacs.in, fingerprint.c, dmpstruct.h, and pdumper dump files.
2018-12-31Merge from origin/emacs-26Paul Eggert
2fcf2df Fix copyright years by hand 26bed8b Update copyright year to 2019 2814292 Fix value of default frame height. (Bug#33921)
2019-01-01Update copyright year to 2019Paul Eggert
Run 'TZ=UTC0 admin/update-copyright $(git ls-files)'.
2018-12-29Provide text directionality and language to HarfBuzz shaperEli Zaretskii
* lisp/language/tv-util.el (tai-viet-composition-function): * lisp/language/ethio-util.el (ethio-composition-function): * lisp/language/japanese.el (compose-gstring-for-variation-glyph): * lisp/language/thai-util.el (thai-composition-function): * lisp/language/misc-lang.el (arabic-shape-gstring): * lisp/language/lao-util.el (lao-composition-function): * lisp/language/hebrew.el (hebrew-shape-gstring): * lisp/composite.el (compose-gstring-for-graphic) (compose-gstring-for-dotted-circle, auto-compose-chars) (compose-gstring-for-terminal): Accept 2nd argument DIRECTION; all callers changed. * src/composite.c (composition_reseat_it): Call auto-composition-function with one more argument DIRECTION. (syms_of_composite) <auto-composition-function>: Update the doc string. * src/ftfont.c (ftfont_shape_by_hb): Compute language and direction, and set buffer properties accordingly. * src/composite.c (autocmp_chars): * src/w32uniscribe.c (uniscribe_shape): * src/xftfont.c (xftfont_shape): * src/ftfont.c (ftfont_shape, ftfont_shape_by_hb): * src/font.c (Ffont_shape_gstring): Accept an additional argument DIRECTION. * src/macfont.m (lgstring_direction): New enum. (mac_font_shape_1, mac_screen_font_shape, mac_font_shape): Accept an additional argument specifying text direction. All callers changed. * src/font.c (syms_of_font): New symbols QL2R and QR2L. * src/font.h (shape): Accept new argument DIRECTION. All implementations changed. (Bug#33729) (ftfont_shape): Update prototype.
2018-12-22Properly fix building with HarfBuzz and without libotfKhaled Hosny
HarfBuzz support does not depend on libotf, the build breakage when libotf is missing was because code guarded with: #if defined HAVE_M17N_FLT && defined HAVE_LIBOTF was incorrectly changed to: #if defined HAVE_M17N_FLT || defined HAVE_HARFBUZZ this is now properly fixed by making it: #if (defined HAVE_M17N_FLT && defined HAVE_LIBOTF) || defined HAVE_HARFBUZZ Other changes in previous commits were reverted.
2018-12-17More fixes for build without libotfMike Kupfer
* src/xftfont.c (xftfont_driver): * src/ftxfont.c (ftxfont_driver): * src/ftcrfont.c (ftcrfont_driver): Set the .shape member only if HAVE_LIBOTF is defined. (Bug#33771)
2018-12-15Merge from origin/emacs-26Glenn Morris
fa953b5 (origin/emacs-26) Fix an epg test for recent GnuPG versions (... 3015636 Document font structure layout constraints f14d574 Document font structure layout constraints f519aa1 Fix display of line numbers in empty lines beyond EOB 24b5026 Fix redisplay when a window's scroll bar or fringes are changed 5d1b158 Tiny markup fix in Elisp manual
2018-12-14Document font structure layout constraintsRobert Pluim
This has to be the same as in src/ftcrfont.c and src/ftfont.c * src/xftfont.c (struct xftfont_info): Document layout constraints.
2018-12-10Cache hb_font_tKhaled Hosny
Not sure if the xftfont.c changes are really needed, but followed the libotf code just in case.
2018-12-10First attempt at HarfBuzz shapingKhaled Hosny
Barely works, and unoptimized!
2018-08-07More macro renamings for bignumTom Tromey
* src/alloc.c, src/bidi.c, src/buffer.c, src/buffer.h, src/bytecode.c, src/callint.c, src/callproc.c, src/casefiddle.c, src/casetab.c, src/category.c, src/ccl.c, src/character.c, src/character.h, src/charset.c, src/charset.h, src/chartab.c, src/cmds.c, src/coding.c, src/composite.c, src/composite.h, src/data.c, src/dbusbind.c, src/decompress.c, src/dired.c, src/dispextern.h, src/dispnew.c, src/disptab.h, src/doc.c, src/dosfns.c, src/editfns.c, src/emacs-module.c, src/emacs.c, src/eval.c, src/fileio.c, src/floatfns.c, src/fns.c, src/font.c, src/font.h, src/fontset.c, src/frame.c, src/frame.h, src/fringe.c, src/ftcrfont.c, src/ftfont.c, src/gfilenotify.c, src/gnutls.c, src/gtkutil.c, src/image.c, src/indent.c, src/insdel.c, src/intervals.c, src/json.c, src/keyboard.c, src/keymap.c, src/kqueue.c, src/lcms.c, src/lisp.h, src/lread.c, src/macros.c, src/marker.c, src/menu.c, src/minibuf.c, src/msdos.c, src/print.c, src/process.c, src/profiler.c, src/search.c, src/sound.c, src/syntax.c, src/syntax.h, src/sysdep.c, src/term.c, src/termhooks.h, src/textprop.c, src/undo.c, src/w32.c, src/w32console.c, src/w32fns.c, src/w32font.c, src/w32inevt.c, src/w32proc.c, src/w32select.c, src/w32term.c, src/w32term.h, src/w32uniscribe.c, src/window.c, src/xdisp.c, src/xfaces.c, src/xfns.c, src/xfont.c, src/xftfont.c, src/xmenu.c, src/xml.c, src/xrdb.c, src/xselect.c, src/xsettings.c, src/xterm.c, src/xwidget.c Rename XINT->XFIXNUM, XFASTINT->XFIXNAT, XUINT->XUFIXNUM.