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2026-06-01Pacify -Wuseless-cast if --enable-checking=allPaul Eggert
Problem reported by Helmut Eller (Bug#81132#25). * src/dispextern.h (IF_DEBUG): Omit cast that is useless if the argument is already void. * src/ftfont.c (adjust_anchor): Omit useless cast.
2026-05-23Prefer ptrdiff_t to size_t when either will doPaul Eggert
Signed types are a bit safer, as they avoid some comparison confusion and -fsanitize=undefined can check more misuses of them. * src/alloc.c (lisp_malloc, lisp_align_malloc) (allocate_string_data, allocate_vector_from_block, object_bytes): * src/coding.c (from_unicode_buffer): * src/decompress.c (acc_size, accumulate_and_process_md5): * src/emacs.c (load_seccomp, shut_down_emacs): * src/fns.c (sxhash_bignum): * src/ftfont.c (get_adstyle_property): * src/image.c (lookup_image, xpm_init_color_cache) (xpm_cache_color): * src/json.c (json_out_str, struct json_parser) (json_make_object_workspace_for_slow_path) (json_make_object_workspace_for, json_parse_array) (json_parse_object): * src/sysdep.c (get_current_dir_name_or_unreachable) (init_sys_modes, convert_speed): * src/termchar.h (struct tty_display_info): * src/textconv.h (struct textconv_conversion_text): * src/xfns.c (struct x_xim_text_conversion_data) (x_encode_xim_text): * src/xselect.c (struct transfer, c_size_for_format) (x_size_for_format, selection_data_for_offset) (selection_data_size, x_start_selection_transfer) (x_continue_selection_transfer): Prefer ptrdiff_t to size_t when either will do. * src/term.c (Ftty__set_output_buffer_size): Limit output buffer size to PTRDIFF_MAX as well as to SIZE_MAX.
2026-01-01; Add 2026 to copyright years.Sean Whitton
2025-01-01Update copyright year to 2025Paul Eggert
Run "TZ=UTC0 admin/update-copyright".
2024-08-03Fix various typos reported by Pip CetPo Lu
* src/ftfont.c (get_adstyle_property): * src/sfntfont.c (sfntfont_list_1): Correct typos. Reported by Pip Cet <pipcet@protonmail.com>.
2024-06-11Enable support for color fonts in recent releases of XftPo Lu
* etc/PROBLEMS (Some fonts are detected..): Document that Xft 2.3.6 should have resolved this issue. * src/ftfont.c (ftfont_spec_pattern, ftfont_list): Disable inhibition of color fonts on Xft 2.3.6 and subsequent versions.
2024-05-20Circumvent bug#70989Po Lu
* src/ftfont.c (get_adstyle_property): Substitute a space for unrepresentable adstyle characters. (bug#70989)
2024-04-30Pacify GCC 14 -Wstring-operflow in ftfont.cPaul Eggert
* src/ftfont.c (ftfont_drive_otf): Do not crash if spec->features[i] is nonnull but is empty. Use gfeatures local to pacify GCC 14.
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
2023-12-26; * src/ftfont.c (ftfont_glyph_metrics): Comment on advance rounding.Po Lu
2023-01-01; Add 2023 to copyright years.Eli Zaretskii
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'.
2022-01-12Skip virtual FcPattern entries for variable weight fontsSean Whitton
* src/ftfont.c (ftfont_list): Pass FC_VARIABLE to FcObjectSetBuild. * src/ftfont.c (ftfont_pattern_entity): Skip meta/virtual FcPattern entries for variable weight fonts (Bug#52888).
2022-01-01Merge from origin/emacs-28Eli Zaretskii
836be7a112 ; * etc/refcards/ru-refcard.tex: Update Copyright year. 86cbc6ee4a * lisp/net/tramp-sh.el: Adapt copyright year ebe8772f65 ; Minor fixes related to copyright years 23c1ee6989 ; * test/manual/etags/ETAGS.good_N: Adjust to copyright ye... 8d3fc7ec89 * src/xfaces.c (face_for_font): Make 'hash' be uintptr_t. 19dcb237b5 ; Add 2022 to copyright years. # Conflicts: # etc/NEWS # etc/refcards/ru-refcard.tex # lib/cdefs.h # lisp/erc/erc-dcc.el # lisp/erc/erc-imenu.el # lisp/erc/erc-replace.el # lisp/image-dired.el # lisp/progmodes/xref.el # m4/alloca.m4 # m4/byteswap.m4 # m4/errno_h.m4 # m4/getopt.m4 # m4/gnulib-common.m4 # m4/inttypes.m4 # m4/stddef_h.m4 # m4/stdint.m4 # m4/sys_socket_h.m4
2022-01-01; Add 2022 to copyright years.Eli Zaretskii
2021-11-20Add support for the Haiku operating system and its window systemPo Lu
* .gitignore: Add binaries specific to Haiku. * Makefie.in (HAVE_BE_APP): New variable. (install-arch-dep): Install Emacs and Emacs.pdmp when using Haiku. * configure.ac: Detect and configure for Haiku and various related configurations. (be-app, be-freetype, be-cairo): New options. (HAVE_BE_APP, HAIKU_OBJ, HAIKU_CXX_OBJ) (HAIKU_LIBS, HAIKU_CFLAGS): New variables. (HAIKU, HAVE_TINY_SPEED_T): New define. (emacs_config_features): Add BE_APP. * doc/emacs/Makefile.in (EMACSSOURCES): Add Haiku appendix. * doc/emacs/emacs.texi: Add Haiku appendix to menus and include it. * doc/emacs/haiku.texi: New Haiku appendix. * doc/lispref/display.texi (Defining Faces, Window Systems): Explain meaning of `haiku' as a window system identifier. (haiku-use-system-tooltips): Explain meaning of system tooltips on Haiku. * doc/lispref/frames.texi (Multiple Terminals): Explain meaning of haiku as a display type. (Frame Layout): Clarify section for Haiku frames. (Size Parameters): Explain limitations of fullwidth and fullheight on Haiku. (Management Parameters): Explain limitations of inhibiting double buffering on builds with Cairo, and the inability of frames with no-accept-focus to receive keyboard input on Haiku. (Font and Color Parameters): Explain the different font backends available on Haiku. (Raising and Lowering): Explain that lowering and restacking frames doesn't work on Haiku. (Child Frames): Explain oddities of child frame visibility on Haiku. * doc/lispref/os.texi (System Environment): Explain meaning of haiku. * etc/MACHINES: Add appropriate notices for Haiku. * etc/NEWS: Document changes. * etc/PROBLEMS: Document font spacing bug on Haiku. * lib-src/Makefile.in: Build be-resources binary on Haiku. (CXX, CXXFLAGS, NON_CXX_FLAGS, ALL_CXXFLAGS) (HAVE_BE_APP, HAIKU_LIBS, HAIKU_CFLAGS): New variables. (DONT_INSTALL): Add be-resources binary if on Haiku. (be-resources): New target. * lib-src/be_resources: Add helper binary for setting resources on the Emacs application. * lib-src/emacsclient.c (decode_options): Set alt_display to "be" on Haiku. * lisp/cus-edit.el (custom-button, custom-button-mouse) (custom-button-unraised, custom-button-pressed): Update face definitions for Haiku. * lisp/cus-start.el: Add haiku-debug-on-fatal-error and haiku-use-system-tooltips. * lisp/faces.el (face-valid-attribute-values): Clarify attribute comment for Haiku. (tool-bar): Add appropriate toolbar color for Haiku. * lisp/frame.el (haiku-frame-geometry) (haiku-mouse-absolute-pixel-position) (haiku-set-mouse-absolute-pixel-position) (haiku-frame-edges) (haiku-frame-list-z-order): New function declarations. (frame-geometry, frame-edges) (mouse-absolute-pixel-position) (set-mouse-absolute-pixel-position) (frame-list-z-order): Call appropriate window system functions on Haiku. (display-mouse-p, display-graphic-p) (display-images-p, display-pixel-height) (display-pixel-width, display-mm-height) (display-mm-width, display-backing-store) (display-save-under, display-planes) (display-color-cells, display-visual-class): Update type tests for Haiku. * lisp/international/mule-cmds.el (set-coding-system-map): Also prevent set-terminal-coding-system from appearing in the menu bar on Haiku. * lisp/loadup.el: Load Haiku-specific files when built with Haiku, and don't rename newly built Emacs on Haiku as BFS doesn't support hard links. * lisp/menu-bar.el (menu-bar-open): Add for Haiku. * lisp/mwheel.el (mouse-wheel-down-event): Expect wheel-up on Haiku. (mouse-wheel-up-event): Expect wheel-down on Haiku. (mouse-wheel-left-event): Expect wheel-left on Haiku. (mouse-wheel-right-event): Expect wheel-right on Haiku. * lisp/net/browse-url.el (browse-url--browser-defcustom-type): Add option for WebPositive. (browse-url-webpositive-program): New variable. (browse-url-default-program): Search for WebPositive. (browse-url-webpositive): New function. * lisp/net/eww.el (eww-form-submit, eww-form-file) (eww-form-checkbox, eww-form-select): Define faces appropriately for Haiku. * lisp/term/haiku-win.el: New file. * lisp/tooltip.el (menu-or-popup-active-p): New function declaration. (tooltip-show-help): Don't use tooltips on Haiku when a menu is active. * lisp/version.el (haiku-get-version-string): New function declaration. (emacs-version): Add Haiku version string if appropriate. * src/Makefile.in: Also produce binary named "Emacs" with Haiku resources set. (CXX, HAIKU_OBJ, HAIKU_CXX_OBJ, HAIKU_LIBS) (HAIKU_CFLAGS, HAVE_BE_APP, NON_CXX_FLAGS) (ALL_CXX_FLAGS): New variables. (.SUFFIXES): Add .cc. (.cc.o): New target. (base_obj): Add Haiku C objects. (doc_obj, obj): Split objects that should scanned for documentation into doc_obj. (SOME_MACHINE_OBJECTS): Add appropriate Haiku C objects. (all): Depend on Emacs and Emacs.pdmp on Haiku. (LIBES): Add Haiku libraries. (gl-stamp) ($(etc)/DOC): Scan doc_obj instead of obj (temacs$(EXEEXT): Use C++ linker on Haiku. (ctagsfiles3): New variable. (TAGS): Scan C++ files. * src/alloc.c (garbage_collect): Mark Haiku display. * src/dispextern.h (HAVE_NATIVE_TRANSFORMS): Also enable on Haiku. (struct image): Add fields for Haiku transforms. (RGB_PIXEL_COLOR): Define to unsigned long on Haiku as well. (sit_for): Also check USABLE_SIGPOLL. (init_display_interactive): Set initial window system to Haiku on Haiku builds. * src/emacs.c (main): Define Haiku syms and init haiku clipboard. (shut_down_emacs): Quit BApplication on Haiku and trigger debug on aborts if haiku_debug_on_fatal_error. (Vsystem_type): Update docstring. * src/fileio.c (next-read-file-uses-dialog-p): Enable on Haiku. * src/filelock.c (WTMP_FILE): Only define if BOOT_TIME is also defined. * src/floatfns.c (double_integer_scale): Work around Haiku libroot brain damage. * src/font.c (syms_of_font): Define appropriate font driver symbols for Haiku builds with various options. * src/font.h: Also enable ftcrfont on Haiku builds with Cairo. (font_data_structures_may_be_ill_formed): Also enable on Haiku builds that have Cairo. * src/frame.c (Fframep): Update doc-string for Haiku builds and return haiku if appropriate. (syms_of_frame): New symbol `haiku'. * src/frame.h (struct frame): Add output data for Haiku. (FRAME_HAIKU_P): New macro. (FRAME_WINDOW_P): Test for Haiku frames as well. * src/ftcrfont.c (RED_FROM_ULONG, GREEN_FROM_ULONG) (BLUE_FROM_ULONG): New macros. (ftcrfont_draw): Add haiku specific code for Haiku builds with Cairo. * src/ftfont.c (ftfont_open): Set face. (ftfont_has_char, ftfont_text_extents): Work around crash. (syms_of_ftfont): New symbol `mono'. * src/ftfont.h (struct font_info): Enable Cairo-specific fields for Cairo builds on Haiku. * src/haiku_draw_support.cc: * src/haiku_font_support.cc: * src/haiku_io.c: * src/haiku_select.cc: * src/haiku_support.cc: * src/haiku_support.h: * src/haikufns.c: * src/haikufont.c: * src/haikugui.h: * src/haikuimage.c: * src/haikumenu.c: * src/haikuselect.c: * src/haikuselect.h: * src/haikuterm.c: * src/haikuterm.h: Add new files for Haiku windowing support. * src/haiku.c: Add new files for Haiku operating system support. * src/image.c: Implement image transforms and native XPM support on Haiku. (GET_PIXEL, PUT_PIXEL, NO_PIXMAP) (PIX_MASK_RETAIN, PIX_MASK_DRAW) (RGB_TO_ULONG, RED_FROM_ULONG, GREEN_FROM_ULONG) (BLUE_FROM_ULONG, RED16_FROM_ULONG, GREEN16_FROM_ULONG) (BLUE16_FROM_ULONG): Define to appropriate values on Haiku. (image_create_bitmap_from_data): Add Haiku support. (image_create_bitmap_from_file): Add TODO on Haiku. (free_bitmap_record): Free bitmap on Haiku. (image_size_in_bytes): Implement for Haiku bitmaps. (image_set_transform): Implement on Haiku. (image_create_x_image_and_pixmap_1): Implement on Haiku, 24-bit or 1-bit only. (image_destroy_x_image, image_get_x_image): Use correct img and pixmap values on Haiku. (lookup_rgb_color): Use correct macro on Haiku. (image_to_emacs_colors): Implement on Haiku. (image_disable_image): Disable on Haiku. (image_can_use_native_api): Test for translator presence on Haiku. (native_image_load): Use translator on Haiku. (imagemagick_load_image): Add Haiku-specific quirks. (Fimage_transforms_p): Allow rotate90 on Haiku. (image_types): Enable native XPM support on Haiku. (syms_of_image): Enable XPM images on Haiku. * src/keyboard.c (kbd_buffer_get_event) (handle_async_input, handle_input_available_signal) (handle_user_signal, Fset_input_interrupt_mode) (init_keyboard): Check for USABLE_SIGPOLL along with USABLE_SIGIO. * src/lisp.h (pD): Work around broken Haiku headers. (HAVE_EXT_MENU_BAR): Define on Haiku. (handle_input_available_signal): Enable if we just have SIGPOLL as well. * src/menu.c (have_boxes): Return true on Haiku. (single_menu_item): Enable toolkit menus on Haiku. (find_and_call_menu_selection): Also enable on Haiku. * src/process.c (keyboard_bit_set): Enable with only usable SIGPOLL. (wait_reading_process_output): Test for SIGPOLL as well as SIGIO availability. * src/sound.c (sound_perror, vox_open) (vox_configure, vox_close): Enable for usable SIGPOLL as well. * src/sysdep.c (sys_subshell): Enable for usable SIGPOLL. (reset_sigio): Make conditional on F_SETOWN. (request_sigio, unrequest_sigio) (emacs_sigaction_init): Also handle SIGPOLLs. (init_sys_modes): Disable TCXONC usage on Haiku, as it doesn't have any ttys other than pseudo ttys, which don't support C-s/C-q flow control, and causes compiler warnings. (speeds): Disable high speeds if HAVE_TINY_SPEED_T. * src/termhooks.h (enum output_method): Add output_haiku. (struct terminal): Add Haiku display info. (TERMINAL_FONT_CACHE): Enable for Haiku. * src/terminal.c (Fterminal_live_p): Return `haiku' if appropriate. * src/verbose.mk.in (AM_V_CXX, AM_V_CXXLD): New logging variables. * src/xdisp.c (redisplay_internal) (note_mouse_highlight): Return on Haiku if a popup is activated. (display_menu_bar): Return on Haiku if frame is a Haiku frame. * src/xfaces.c (GCGraphicsExposures): Enable correctly on Haiku. (x_create_gc): Enable dummy GC code on Haiku. * src/xfns.c (x-server-version, x-file-dialog): Add Haiku specifics to doc strings. * src/xterm.c (syms_of_xterm): Add Haiku information to doc string.
2021-11-12Allow choosing regular-weighted fonts when medium-weighted existLars Ingebrigtsen
* src/ftfont.c (ftfont_pattern_entity): Allow using both regular and medium-weighted fonts.
2021-07-20Fix problem with certain fonts in ftfont_shape_by_fltKenichi Handa
* src/ftfont.c (ftfont_shape_by_flt): Fix problem with unusual OTF tables in fonts (bug#49066).
2021-01-01Update copyright year to 2021Paul Eggert
Run "TZ=UTC0 admin/update-copyright".
2020-08-25Omit "V" at the start of DEFVAR_BOOL varsPaul Eggert
Problem noted by Stefan Monnier in: https://lists.gnu.org/r/emacs-devel/2020-08/msg00846.html * src/font.c (xft_ignore_color_fonts): * src/syntax.c (comment_end_can_be_escaped): * src/xdisp.c (word_wrap_by_category, display_fill_column_indicator): Rename these DEFVAR_BOOL variables to avoid the initial "V" that wrongly suggests that they are Lisp_Object variables. All uses changed.
2020-08-15Prefer Fvector to make_uninit_vectorPaul Eggert
Fvector is less error-prone than make_uninit_vector, as it avoids the possibility of a GC crash due to an uninitialized vector. So prefer Fvector to make_uninit_vector when this is easy (and when there's no significant performance difference). Inspired by a suggestion by Pip Cet in: https://lists.gnu.org/r/emacs-devel/2020-08/msg00313.html * src/ccl.c (Fregister_ccl_program): * src/ccl.c (Fregister_ccl_program): * src/charset.c (Fdefine_charset_internal): * src/font.c (Fquery_font, Ffont_info, syms_of_font): * src/fontset.c (font_def_new, Fset_fontset_font): * src/ftfont.c (ftfont_shape_by_flt): * src/hbfont.c (hbfont_shape): * src/macfont.m (macfont_shape): * src/search.c (Fnewline_cache_check): * src/xfaces.c (Fx_family_fonts): * src/xfns.c (Fx_window_property_attributes): Prefer Fvector to make_uninit_vector when either is easy. * src/fontset.c (font_def_new): Now a function with one less arg instead of a do-while macro, and renamed from FONT_DEF_NEW. All uses changed.
2020-04-25Remove unused variable from ftfont.cIgor Saprykin
* src/ftfont.c (ftfont_lookup_cache): Eliminate unnecessary variable. Copyright-paperwork-exempt: yes
2020-03-19Use correct registry name for windows-1251 charsetRobert Pluim
* src/ftfont.c (fc_charset_table): The registry to use to lookup windows-1251 charset is microsoft-cp1251, not windows-1251. (Bug#40097)
2020-03-14Fix display of Big5 characters when using FontconfigEli Zaretskii
* src/ftfont.c (fc_charset_table): Fix the value of the big-5 representative codepoint. Reported by Brian Schack <bschack-cocoa@usa.net>. (Bug#40057) * src/macfont.m (cf_charset_table): Adjust the comment.
2020-01-01Update copyright year to 2020Paul Eggert
Run "TZ=UTC0 admin/update-copyright $(git ls-files)".
2019-12-29Ignore all color fonts when using XFTRobert Pluim
* etc/NEWS: Announce change to matching color fonts when using XFT. * src/ftfont.c (ftfont_list) [HAVE_XFT && FC_COLOR]: Query for the color attribute of the matched font, and skip it if it is not FcFalse (Bug#37786).
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.
2019-11-14In Cairo builds, omit some unnecessary functionsPaul Eggert
* src/font.c (fset_font_data, font_put_frame_data) (font_get_frame_data): * src/ftfont.c (ftfont_open, ftfont_close) (ftfont_encode_char, ftfont_glyph_metrics) (ftfont_text_extents, ftfont_driver): Define only if USE_CAIRO. * src/xdisp.c (tty_handle_tab_bar_click): Define only if HAVE_NTGUI && !CYGWIN.
2019-08-24extern function cleanupPaul Eggert
Most of these functions can be static. A few are unused. * src/coding.c (encode_string_utf_8, decode_string_utf_8): Define only if ENABLE_UTF_8_CONVERTER_TEST, as they're not needed otherwise. * src/coding.c (encode_string_utf_8, decode_string_utf_8): * src/data.c (integer_mod): * src/fns.c (base64_encode_region_1, base64_encode_string_1): * src/ftfont.c (ftfont_get_fc_charset): Now static. * src/sysdep.c (verrprintf): Remove; unused.
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.
2019-07-06Add HarfBuzz fallbacks for libotf functions used in ftfont_listYAMAMOTO Mitsuharu
* src/ftfont.c [!HAVE_LIBOTF && HAVE_HARFBUZZ]: Include hb-ot.h. (OTF, OTF_tag) [!HAVE_LIBOTF && HAVE_HARFBUZZ]: New typedefs. (hbotf_open, hbotf_check_features) [!HAVE_LIBOTF && HAVE_HARFBUZZ]: New functions. (OTF_open, OTF_close, OTF_check_features) [!HAVE_LIBOTF && HAVE_HARFBUZZ]: New macros. (ftfont_list) [!HAVE_LIBOTF && HAVE_HARFBUZZ]: Use them.
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.
2019-06-30Fix negation in elements of OTF feature listYAMAMOTO Mitsuharu
* src/ftfont.c (ftfont_get_open_type_spec): * src/macfont.m (macfont_get_open_type_spec): Take bitwise or instead of and.
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.
2019-05-14Avoid artifacts in ftx and ftcr font backend driversYAMAMOTO Mitsuharu
* src/ftcrfont.c (ftcrfont_open): * src/ftfont.c (ftfont_open2): Make font->height equal to sum of font->ascent and font->descent. Respect :minspace property. (ftfont_open2): Remove redundant assignment. (syms_of_ftfont) <QCminspace>: New DEFSYM.
2019-05-05Fix last changes in src/ftfont.cYAMAMOTO Mitsuharu
* src/ftfont.c (ftfont_shape): Add missing argument direction. (fthbfont_shape) [HAVE_HARFBUZZ]: Remove unused variable ftfont_info. (fthbfont_driver) [HAVE_HARFBUZZ]: Remove redundant redeclaration.
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
2019-04-20Use bitmap strikes as fallbacks for ftcr font backendYAMAMOTO Mitsuharu
* src/ftfont.h (struct font_info): New member bitmap_strike_index. * src/ftfont.c (ftfont_open2): Try bitmap strikes as fallbacks. (ftfont_open): Discard bitmap strikes. * src/ftcrfont.c (ftcrfont_open): Recalculate metrics for bitmap strikes. (ftcrfont_get_bitmap, ftcrfont_anchor_point, ftcrfont_shape): New functions. (struct font_driver): Use them.
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)