1. 21 Nov, 2021 1 commit
  2. 20 Nov, 2021 1 commit
    • Po Lu's avatar
      Add support for the Haiku operating system and its window system · 85a078e7
      Po Lu authored
      * .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.
      (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
      * 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
      * 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
      (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
      * 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-frame-list-z-order): New function declarations.
      (frame-geometry, frame-edges)
      (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
      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
      (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
      * src/Makefile.in: Also produce binary named "Emacs"
      with Haiku resources set.
      (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.
      ($(etc)/DOC): Scan doc_obj instead of obj
      (temacs$(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
      (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
      (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
      * 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
      (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
      (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
      * src/haiku.c: Add new files for Haiku operating system
      * src/image.c: Implement image transforms and native XPM
      on Haiku.
      (BLUE16_FROM_ULONG): Define to appropriate values on
      (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
      * 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
      * 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
      * src/verbose.mk.in (AM_V_CXX, AM_V_CXXLD): New logging
      * 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
      * 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.