annotate lisp/gnuserv.el @ 1204:e22b0213b713

[xemacs-hg @ 2003-01-12 11:07:58 by michaels] modules/ChangeLog: 2002-12-16 Ben Wing <ben@xemacs.org> * postgresql/postgresql.c: remove ifdef USE_KKCC. src/ChangeLog: 2003-01-08 Mike Sperber <mike@xemacs.org> * console.h (CDFW_CONSOLE): Don't lead to a crash if we're dealing with a dead window/frame/device/console. 2002-12-20 Mike Sperber <mike@xemacs.org> * ui-gtk.c: Fix typo from Ben's patch: emacs_ffi_data is a typedef, not a struct. emacs_gtk_object_data is a typedef, not a struct. * gtk-glue.c (gdk_event_to_emacs_event): Fix typos from Ben's patch: le -> emacs_event + rearrange the code. * event-gtk.c (gtk_event_to_emacs_event): Fix typos from Ben's patch: ..._UNDERLYING_GDK_EVENT -> ..._GDK_EVENT, ev -> key_event. * device-gtk.c: Fix typo from Ben's patch: x_keysym_map_hash_table -> x_keysym_map_hashtable. 2002-12-19 Mike Sperber <mike@xemacs.org> * menubar-x.c (set_frame_menubar): Initialize protect_me field of popup_data. 2002-12-16 Ben Wing <ben@xemacs.org> Major cleanup of KKCC, etc. KKCC, pdump-related: -- descriptions are written for all objects. this required some changes in the format of some objects, e.g. extents, popup-data, coding system, lstream, lcrecord-list. -- KKCC now handles weakness in markers, hash tables, elsewhere correctly (formerly, you'd eventually get a stack overflow due to endlessly expanding markers). -- textual changes: lrecord_description -> memory_description, struct_description -> sized_memory_description. -- extensive comment describing descriptions and pdump. -- redo XD_UNION so it works inline and change its format to provide sufficient info for pdump. implement XD_UNION in pdump. also add XD_UNION_DYNAMIC_SIZE, which works like XD_UNION except for when auto-computing structure sizes. -- add support for XD_INDIRECT in description offsets (used by extents). -- add support for "description maps", allowing for indirect descriptions that are retrieved from an object at run-time. this generalizes XD_CODING_SYSTEM_END, XD_SPECIFIER_END, etc., which have now been eliminated. -- add a fifth field "flags" to memory_description, to support flags that can be specified for this particular line. Currently defined flags are XD_FLAG_NO_KKCC (KKCC should ignore this entry; useful for the weakness above in markers, etc.), XD_FLAG_NO_PDUMP (pdump should ignore this entry), XD_FLAG_UNION_DEFAULT_ENTRY (in union maps, this specifies a "default" entry for all remaining values), and XD_FLAG_FREE_LISP_OBJECT (for use with lcrecord-lists). -- clean up the kkcc-itis in events, so that the differences between event data as separate objects and as a union are now minimized to a small number of places. with the new XD_UNION, we no longer need event data as separate objects, so this code is no longer ifdef USE_KKCC, but instead ifdef EVENT_DATA_AS_OBJECTS, not used by default. make sure that we explicitly free the separate event data objects when no longer in use, to maintain the invariant the event processing causes no consing. -- also remove other USE_KKCC ifdefs when not necessary. -- allow for KKCC compilation under MS Windows. -- fix README.kkcc. -- dump_add_root_object -> dump_add_root_lisp_object. -- implement dump_add_root_block and use this to handle dump_add_opaque. -- factor out some code duplicated in kkcc and pdump. Other allocation/object-related: -- change various *slots.h so MARKED_SLOT() call no longer includes semicolon. -- free_marker() takes a Lisp_Object not a direct pointer. -- make bit vectors lcrecords, like vectors, and eliminate code that essentially duplicated the lcrecord handling. -- additional asserts in FREE_FIXED_TYPE, formerly duplicated in the various callers of this. -- all lcrecord allocation functions now zero out the returned lcrecords. unnecessary calls to zero_lcrecord removed. add long comment describing these functions. -- extract out process and coding system slots, like for buffers, frames, etc. -- lcrecords now set the type of items sitting on the free list to lcrecord_type_free. -- changes to the way that gap arrays are allocated, for kkcc's benefit -- now, one single memory block with a stretchy array on the end, instead of a separate block holding the array. Error-checking-related: -- now can compile with C++ under MS Windows. clean up compile errors discovered that way. (a few were real problems) -- add C++ error-checking code to verify problems with mismatched GCPRO/UNGCPRO. (there were a few in the kkcc code.) add long comment about how to catch insufficient GCPRO (yes, it's possible using C++). -- add debug_p4(), a simple object printer, when debug_print() doesn't work. -- add dp() and db() as short synonyms of debug_print(), debug_backtrace(). -- `print' tries EXTREMELY hard to avoid core dumping when printing when crashing or from debug_print(), and tries as hard as it reasonably can in other situations. -- Correct the message output upon crashing to be more up-to-date. Event-related: -- document event-matches-key-specifier-p better. -- generalize the dispatch queues formerly duplicated in the various event implementations. add event methods to drain pending events. generalize and clean up QUIT handling, removing event-specific quit processing. allow arbitrary keystrokes, not just ASCII, to be the QUIT char. among other things, this should fix some longstanding bugs in X quit handling. long comment describing the various event queues. -- implement delaying of XFlush() if there are pending expose events. SOMEONE PLEASE TRY THIS OUT. -- Fix `xemacs -batch -l dunnet' under Cygwin. Try to fix under MS Windows but not quite there yet. Other: -- class -> class_ and no more C++ games with this item. new -> new_ in the lwlib code, so far not elsewhere. -- use `struct htentry' not `struct hentry' in elhash.c to avoid debugger confusion with hash.c. -- new macros ALIST_LOOP_3, ALIST_LOOP_4. * README.kkcc: * alloc.c: * alloc.c (deadbeef_memory): * alloc.c (allocate_lisp_storage): * alloc.c (copy_lisp_object): * alloc.c (ALLOCATE_FIXED_TYPE_1): * alloc.c (FREE_FIXED_TYPE): * alloc.c (make_vector_internal): * alloc.c (make_bit_vector_internal): * alloc.c (make_key_data): * alloc.c (make_button_data): * alloc.c (make_motion_data): * alloc.c (make_process_data): * alloc.c (make_timeout_data): * alloc.c (make_magic_data): * alloc.c (make_magic_eval_data): * alloc.c (make_eval_data): * alloc.c (make_misc_user_data): * alloc.c (struct string_chars_block): * alloc.c (mark_lcrecord_list): * alloc.c (make_lcrecord_list): * alloc.c (alloc_managed_lcrecord): * alloc.c (free_managed_lcrecord): * alloc.c (alloc_automanaged_lcrecord): * alloc.c (staticpro_1): * alloc.c (staticpro): * alloc.c (lispdesc_indirect_count_1): * alloc.c (lispdesc_indirect_description_1): * alloc.c (lispdesc_one_description_line_size): * alloc.c (lispdesc_structure_size): * alloc.c (mark_object_maybe_checking_free): * alloc.c (mark_with_description): * alloc.c (mark_struct_contents): * alloc.c (mark_object): * alloc.c (tick_lcrecord_stats): * alloc.c (free_cons): * alloc.c (free_key_data): * alloc.c (free_button_data): * alloc.c (free_motion_data): * alloc.c (free_process_data): * alloc.c (free_timeout_data): * alloc.c (free_magic_data): * alloc.c (free_magic_eval_data): * alloc.c (free_eval_data): * alloc.c (free_misc_user_data): * alloc.c (free_marker): * alloc.c (compact_string_chars): * alloc.c (gc_sweep): * alloc.c (garbage_collect_1): * alloc.c (Fgarbage_collect): * alloc.c (common_init_alloc_early): * alloc.c (init_alloc_early): * alloc.c (init_alloc_once_early): * buffer.c: * buffer.c (mark_buffer): * buffer.c (MARKED_SLOT): * buffer.c (cleanup_buffer_undo_lists): * buffer.c (Fget_file_buffer): * buffer.h (MARKED_SLOT): * bufslots.h: * bytecode.c: * callint.c: * casetab.c: * chartab.c: * chartab.c (symbol_to_char_table_type): * cmdloop.c: * cmdloop.c (Fcommand_loop_1): * config.h.in (new): * conslots.h: * console-gtk-impl.h (struct gtk_frame): * console-impl.h: * console-impl.h (struct console): * console-impl.h (MARKED_SLOT): * console-impl.h (CONSOLE_QUIT_EVENT): * console-msw-impl.h (XM_BUMPQUEUE): * console-msw.c (write_string_to_mswindows_debugging_output): * console-msw.h: * console-stream-impl.h: * console-stream-impl.h (struct stream_console): * console-stream.c: * console-stream.c (stream_init_console): * console-stream.h: * console-tty.c: * console-tty.h: * console-x.h: * console.c: * console.c (mark_console): * console.c (MARKED_SLOT): * console.c (allocate_console): * console.c (get_console_variant): * console.c (create_console): * console.c (delete_console_internal): * console.c (Fset_input_mode): * console.c (Fcurrent_input_mode): * console.c (common_init_complex_vars_of_console): * console.h: * console.h (console_variant): * console.h (device_metrics): * data.c: * data.c (Faref): * data.c (Faset): * data.c (decode_weak_list_type): * database.c: * debug.c (xemacs_debug_loop): * debug.c (FROB): * debug.c (Fadd_debug_class_to_check): * debug.c (Fdelete_debug_class_to_check): * debug.c (Fset_debug_classes_to_check): * debug.c (Fset_debug_class_types_to_check): * debug.c (Fdebug_types_being_checked): * debug.h (DASSERT): * device-gtk.c: * device-impl.h (struct device): * device-impl.h (MARKED_SLOT): * device-msw.c: * device-x.c: * device-x.c (x_init_device_class): * device-x.c (x_comp_visual_info): * device-x.c (x_try_best_visual_class): * device-x.c (x_init_device): * device-x.c (construct_name_list): * device-x.c (x_get_resource_prefix): * device-x.c (Fx_get_resource): * device-x.c (Fx_display_visual_class): * device.c: * device.c (MARKED_SLOT): * device.c (allocate_device): * device.c (Fmake_device): * device.c (delete_device_internal): * device.c (Fset_device_class): * device.h: * devslots.h: * devslots.h (MARKED_SLOT): * dialog-msw.c: * dired-msw.c (mswindows_ls_sort_fcn): * dired-msw.c (mswindows_get_files): * dired-msw.c (mswindows_format_file): * doprnt.c (parse_doprnt_spec): * dumper.c: * dumper.c (struct): * dumper.c (dump_add_root_block): * dumper.c (dump_add_root_struct_ptr): * dumper.c (dump_add_root_lisp_object): * dumper.c (pdump_struct_list_elt): * dumper.c (pdump_get_entry_list): * dumper.c (pdump_backtrace): * dumper.c (pdump_bump_depth): * dumper.c (pdump_register_sub): * dumper.c (pdump_register_object): * dumper.c (pdump_register_struct_contents): * dumper.c (pdump_register_struct): * dumper.c (pdump_store_new_pointer_offsets): * dumper.c (pdump_dump_data): * dumper.c (pdump_reloc_one): * dumper.c (pdump_allocate_offset): * dumper.c (pdump_scan_by_alignment): * dumper.c (pdump_dump_root_blocks): * dumper.c (pdump_dump_rtables): * dumper.c (pdump_dump_root_lisp_objects): * dumper.c (pdump): * dumper.c (pdump_load_finish): * dumper.c (pdump_file_get): * dumper.c (pdump_resource_get): * dumper.c (pdump_load): * editfns.c (save_excursion_restore): * editfns.c (user_login_name): * editfns.c (save_restriction_restore): * elhash.c: * elhash.c (htentry): * elhash.c (struct Lisp_Hash_Table): * elhash.c (HTENTRY_CLEAR_P): * elhash.c (LINEAR_PROBING_LOOP): * elhash.c (check_hash_table_invariants): * elhash.c (mark_hash_table): * elhash.c (hash_table_equal): * elhash.c (print_hash_table_data): * elhash.c (free_hentries): * elhash.c (make_general_lisp_hash_table): * elhash.c (decode_hash_table_weakness): * elhash.c (decode_hash_table_test): * elhash.c (Fcopy_hash_table): * elhash.c (resize_hash_table): * elhash.c (pdump_reorganize_hash_table): * elhash.c (find_htentry): * elhash.c (Fgethash): * elhash.c (Fputhash): * elhash.c (remhash_1): * elhash.c (Fremhash): * elhash.c (Fclrhash): * elhash.c (copy_compress_hentries): * elhash.c (elisp_maphash_unsafe): * elhash.c (finish_marking_weak_hash_tables): * elhash.c (prune_weak_hash_tables): * elhash.h: * emacs.c: * emacs.c (main_1): * emacs.c (main): * emacs.c (shut_down_emacs): * emodules.h (dump_add_root_lisp_object): * eval.c: * eval.c (unwind_to_catch): * eval.c (maybe_signal_error_1): * eval.c (maybe_signal_continuable_error_1): * eval.c (maybe_signal_error): * eval.c (maybe_signal_continuable_error): * eval.c (maybe_signal_error_2): * eval.c (maybe_signal_continuable_error_2): * eval.c (maybe_signal_ferror): * eval.c (maybe_signal_continuable_ferror): * eval.c (maybe_signal_ferror_with_frob): * eval.c (maybe_signal_continuable_ferror_with_frob): * eval.c (maybe_syntax_error): * eval.c (maybe_sferror): * eval.c (maybe_invalid_argument): * eval.c (maybe_invalid_constant): * eval.c (maybe_invalid_operation): * eval.c (maybe_invalid_change): * eval.c (maybe_invalid_state): * eval.c (Feval): * eval.c (call_trapping_problems): * eval.c (call_with_suspended_errors): * eval.c (warn_when_safe_lispobj): * eval.c (warn_when_safe): * eval.c (vars_of_eval): * event-Xt.c: * event-Xt.c (maybe_define_x_key_as_self_inserting_character): * event-Xt.c (x_to_emacs_keysym): * event-Xt.c (x_event_to_emacs_event): * event-Xt.c (emacs_Xt_enqueue_focus_event): * event-Xt.c (emacs_Xt_format_magic_event): * event-Xt.c (emacs_Xt_compare_magic_event): * event-Xt.c (emacs_Xt_hash_magic_event): * event-Xt.c (emacs_Xt_handle_magic_event): * event-Xt.c (Xt_timeout_to_emacs_event): * event-Xt.c (Xt_process_to_emacs_event): * event-Xt.c (signal_special_Xt_user_event): * event-Xt.c (emacs_Xt_next_event): * event-Xt.c (emacs_Xt_event_handler): * event-Xt.c (emacs_Xt_drain_queue): * event-Xt.c (emacs_Xt_event_pending_p): * event-Xt.c (check_if_pending_expose_event): * event-Xt.c (reinit_vars_of_event_Xt): * event-Xt.c (vars_of_event_Xt): * event-gtk.c: * event-gtk.c (IS_MODIFIER_KEY): * event-gtk.c (emacs_gtk_format_magic_event): * event-gtk.c (emacs_gtk_compare_magic_event): * event-gtk.c (emacs_gtk_hash_magic_event): * event-gtk.c (emacs_gtk_handle_magic_event): * event-gtk.c (gtk_to_emacs_keysym): * event-gtk.c (gtk_timeout_to_emacs_event): * event-gtk.c (gtk_process_to_emacs_event): * event-gtk.c (dragndrop_data_received): * event-gtk.c (signal_special_gtk_user_event): * event-gtk.c (emacs_gtk_next_event): * event-gtk.c (gtk_event_to_emacs_event): * event-gtk.c (generic_event_handler): * event-gtk.c (emacs_shell_event_handler): * event-gtk.c (emacs_gtk_drain_queue): * event-gtk.c (emacs_gtk_event_pending_p): * event-gtk.c (reinit_vars_of_event_gtk): * event-gtk.c (vars_of_event_gtk): * event-msw.c: * event-msw.c (struct winsock_stream): * event-msw.c (winsock_reader): * event-msw.c (winsock_writer): * event-msw.c (mswindows_enqueue_dispatch_event): * event-msw.c (mswindows_enqueue_misc_user_event): * event-msw.c (mswindows_enqueue_magic_event): * event-msw.c (mswindows_enqueue_process_event): * event-msw.c (mswindows_enqueue_mouse_button_event): * event-msw.c (mswindows_enqueue_keypress_event): * event-msw.c (mswindows_dequeue_dispatch_event): * event-msw.c (emacs_mswindows_drain_queue): * event-msw.c (mswindows_need_event_in_modal_loop): * event-msw.c (mswindows_need_event): * event-msw.c (mswindows_wm_timer_callback): * event-msw.c (dde_eval_string): * event-msw.c (Fdde_alloc_advise_item): * event-msw.c (mswindows_dde_callback): * event-msw.c (mswindows_wnd_proc): * event-msw.c (remove_timeout_mapper): * event-msw.c (emacs_mswindows_remove_timeout): * event-msw.c (emacs_mswindows_event_pending_p): * event-msw.c (emacs_mswindows_format_magic_event): * event-msw.c (emacs_mswindows_compare_magic_event): * event-msw.c (emacs_mswindows_hash_magic_event): * event-msw.c (emacs_mswindows_handle_magic_event): * event-msw.c (emacs_mswindows_select_console): * event-msw.c (emacs_mswindows_unselect_console): * event-msw.c (reinit_vars_of_event_mswindows): * event-msw.c (vars_of_event_mswindows): * event-stream.c: * event-stream.c (mark_command_builder): * event-stream.c (reset_command_builder_event_chain): * event-stream.c (allocate_command_builder): * event-stream.c (copy_command_builder): * event-stream.c (command_builder_append_event): * event-stream.c (event_stream_event_pending_p): * event-stream.c (event_stream_force_event_pending): * event-stream.c (maybe_read_quit_event): * event-stream.c (event_stream_drain_queue): * event-stream.c (remove_quit_p_event): * event-stream.c (event_stream_quit_p): * event-stream.c (echo_key_event): * event-stream.c (maybe_kbd_translate): * event-stream.c (execute_help_form): * event-stream.c (event_stream_generate_wakeup): * event-stream.c (enqueue_dispatch_event): * event-stream.c (enqueue_magic_eval_event): * event-stream.c (Fenqueue_eval_event): * event-stream.c (enqueue_misc_user_event): * event-stream.c (enqueue_misc_user_event_pos): * event-stream.c (next_event_internal): * event-stream.c (Fnext_event): * event-stream.c (Faccept_process_output): * event-stream.c (execute_internal_event): * event-stream.c (munge_keymap_translate): * event-stream.c (command_builder_find_leaf_no_mule_processing): * event-stream.c (command_builder_find_leaf): * event-stream.c (lookup_command_event): * event-stream.c (is_scrollbar_event): * event-stream.c (execute_command_event): * event-stream.c (Fdispatch_event): * event-stream.c (Fread_key_sequence): * event-stream.c (dribble_out_event): * event-stream.c (vars_of_event_stream): * event-tty.c (tty_timeout_to_emacs_event): * event-tty.c (emacs_tty_next_event): * event-tty.c (emacs_tty_drain_queue): * event-tty.c (reinit_vars_of_event_tty): * event-unixoid.c: * event-unixoid.c (find_tty_or_stream_console_from_fd): * event-unixoid.c (read_event_from_tty_or_stream_desc): * event-unixoid.c (drain_tty_devices): * event-unixoid.c (poll_fds_for_input): * events.c: * events.c (deinitialize_event): * events.c (zero_event): * events.c (mark_event): * events.c (print_event_1): * events.c (print_event): * events.c (event_equal): * events.c (event_hash): * events.c (Fmake_event): * events.c (Fdeallocate_event): * events.c (Fcopy_event): * events.c (map_event_chain_remove): * events.c (character_to_event): * events.c (event_to_character): * events.c (Fevent_to_character): * events.c (format_event_object): * events.c (upshift_event): * events.c (downshift_event): * events.c (event_upshifted_p): * events.c (Fevent_live_p): * events.c (Fevent_type): * events.c (Fevent_timestamp): * events.c (CHECK_EVENT_TYPE): * events.c (CHECK_EVENT_TYPE2): * events.c (CHECK_EVENT_TYPE3): * events.c (Fevent_key): * events.c (Fevent_button): * events.c (Fevent_modifier_bits): * events.c (event_x_y_pixel_internal): * events.c (event_pixel_translation): * events.c (Fevent_process): * events.c (Fevent_function): * events.c (Fevent_object): * events.c (Fevent_properties): * events.c (syms_of_events): * events.c (vars_of_events): * events.h: * events.h (struct event_stream): * events.h (struct Lisp_Key_Data): * events.h (KEY_DATA_KEYSYM): * events.h (EVENT_KEY_KEYSYM): * events.h (struct Lisp_Button_Data): * events.h (EVENT_BUTTON_BUTTON): * events.h (struct Lisp_Motion_Data): * events.h (EVENT_MOTION_X): * events.h (struct Lisp_Process_Data): * events.h (EVENT_PROCESS_PROCESS): * events.h (struct Lisp_Timeout_Data): * events.h (EVENT_TIMEOUT_INTERVAL_ID): * events.h (struct Lisp_Eval_Data): * events.h (EVENT_EVAL_FUNCTION): * events.h (struct Lisp_Misc_User_Data): * events.h (EVENT_MISC_USER_FUNCTION): * events.h (struct Lisp_Magic_Eval_Data): * events.h (EVENT_MAGIC_EVAL_INTERNAL_FUNCTION): * events.h (struct Lisp_Magic_Data): * events.h (EVENT_MAGIC_UNDERLYING): * events.h (EVENT_MAGIC_GDK_EVENT): * events.h (struct Lisp_Event): * events.h (XEVENT_CHANNEL): * events.h (SET_EVENT_TIMESTAMP_ZERO): * events.h (SET_EVENT_CHANNEL): * events.h (SET_EVENT_NEXT): * events.h (XSET_EVENT_TYPE): * events.h (struct command_builder): * extents.c: * extents.c (gap_array_adjust_markers): * extents.c (gap_array_recompute_derived_values): * extents.c (gap_array_move_gap): * extents.c (gap_array_make_gap): * extents.c (gap_array_insert_els): * extents.c (gap_array_delete_els): * extents.c (gap_array_make_marker): * extents.c (gap_array_delete_marker): * extents.c (gap_array_move_marker): * extents.c (make_gap_array): * extents.c (free_gap_array): * extents.c (extent_list_num_els): * extents.c (extent_list_insert): * extents.c (mark_extent_auxiliary): * extents.c (allocate_extent_auxiliary): * extents.c (decode_extent_at_flag): * extents.c (verify_extent_mapper): * extents.c (symbol_to_glyph_layout): * extents.c (syms_of_extents): * faces.c: * file-coding.c: * file-coding.c (struct_detector_category_description =): * file-coding.c (detector_category_dynarr_description_1): * file-coding.c (struct_detector_description =): * file-coding.c (detector_dynarr_description_1): * file-coding.c (MARKED_SLOT): * file-coding.c (mark_coding_system): * file-coding.c (coding_system_extra_description_map): * file-coding.c (coding_system_description): * file-coding.c (allocate_coding_system): * file-coding.c (symbol_to_eol_type): * file-coding.c (Fcoding_system_aliasee): * file-coding.c (set_coding_stream_coding_system): * file-coding.c (struct convert_eol_coding_system): * file-coding.c (struct undecided_coding_system): * file-coding.c (undecided_mark_coding_stream): * file-coding.c (coding_category_symbol_to_id): * file-coding.c (struct gzip_coding_system): * file-coding.c (coding_system_type_create): * file-coding.h: * file-coding.h (struct Lisp_Coding_System): * file-coding.h (CODING_SYSTEM_SLOT_DECLARATION): * file-coding.h (coding_system_variant): * file-coding.h (struct coding_system_methods): * file-coding.h (DEFINE_CODING_SYSTEM_TYPE_WITH_DATA): * file-coding.h (INITIALIZE_CODING_SYSTEM_TYPE_WITH_DATA): * file-coding.h (struct coding_stream): * fileio.c (Fsubstitute_in_file_name): * floatfns.c: * fns.c: * fns.c (base64_encode_1): * frame-gtk.c: * frame-gtk.c (Fgtk_start_drag_internal): * frame-impl.h (struct frame): * frame-impl.h (MARKED_SLOT): * frame-msw.c: * frame-x.c: * frame-x.c (Fcde_start_drag_internal): * frame-x.c (Foffix_start_drag_internal): * frame.c: * frame.c (MARKED_SLOT): * frame.c (allocate_frame_core): * frame.c (delete_frame_internal): * frame.c (Fmouse_position_as_motion_event): * frameslots.h: * frameslots.h (MARKED_SLOT_ARRAY): * free-hook.c: * glyphs-msw.c (mswindows_widget_instantiate): * glyphs-x.c: * glyphs-x.c (convert_EImage_to_XImage): * glyphs.c: * glyphs.c (process_image_string_instantiator): * glyphs.c (mark_image_instance): * glyphs.c (allocate_image_instance): * glyphs.c (unmap_subwindow): * glyphs.c (map_subwindow): * glyphs.c (syms_of_glyphs): * glyphs.c (specifier_type_create_image): * glyphs.h: * glyphs.h (struct text_image_instance): * glyphs.h (struct Lisp_Image_Instance): * gmalloc.c: * gmalloc.c ("C"): * gpmevent.c (Freceive_gpm_event): * gpmevent.c (gpm_next_event_cb): * gpmevent.c (vars_of_gpmevent): * gtk-glue.c (gdk_event_to_emacs_event): * gtk-xemacs.c (gtk_xemacs_class_init): * gui-msw.c: * gui-msw.c (mswindows_handle_gui_wm_command): * gui-msw.c (mswindows_translate_menu_or_dialog_item): * gui-x.c: * gui-x.c (mark_popup_data): * gui-x.c (snarf_widget_value_mapper): * gui-x.c (gcpro_popup_callbacks): * gui-x.c (ungcpro_popup_callbacks): * gui-x.c (free_popup_widget_value_tree): * gui-x.c (popup_selection_callback): * gui-x.h: * gui-x.h (struct popup_data): * gui.c: * gui.c (allocate_gui_item): * gutter.c (decode_gutter_position): * hash.c (NULL_ENTRY): * indent.c (vmotion_1): * indent.c (vmotion_pixels): * input-method-motif.c (res): * input-method-xlib.c (IMInstantiateCallback): * input-method-xlib.c (XIM_init_device): * input-method-xlib.c (res): * intl-encap-win32.c: * intl-encap-win32.c (qxeSHGetDataFromIDList): * intl-win32.c: * intl-win32.c (mswindows_multibyte_cp_type): * intl-win32.c (struct mswindows_multibyte_coding_system): * keymap.c: * keymap.c (make_key_description): * keymap.c (keymap_store): * keymap.c (get_keyelt): * keymap.c (keymap_lookup_1): * keymap.c (define_key_parser): * keymap.c (key_desc_list_to_event): * keymap.c (event_matches_key_specifier_p): * keymap.c (meta_prefix_char_p): * keymap.c (ensure_meta_prefix_char_keymapp): * keymap.c (Fdefine_key): * keymap.c (struct raw_lookup_key_mapper_closure): * keymap.c (raw_lookup_key): * keymap.c (raw_lookup_key_mapper): * keymap.c (lookup_keys): * keymap.c (lookup_events): * keymap.c (Flookup_key): * keymap.c (struct map_keymap_unsorted_closure): * keymap.c (map_keymap_unsorted_mapper): * keymap.c (map_keymap_sorted): * keymap.c (map_keymap_mapper): * keymap.c (map_keymap): * keymap.c (accessible_keymaps_mapper_1): * keymap.c (Faccessible_keymaps): * keymap.c (Fsingle_key_description): * keymap.c (raw_keys_to_keys): * keymap.c (format_raw_keys): * keymap.c (where_is_recursive_mapper): * keymap.c (where_is_internal): * keymap.c (describe_map_mapper_shadow_search): * keymap.c (keymap_lookup_inherited_mapper): * keymap.c (describe_map_mapper): * keymap.h (event_matches_key_specifier_p): * lisp.h: * lisp.h (this): * lisp.h (RETURN_NOT_REACHED): * lisp.h (struct Lisp_Vector): * lisp.h (struct Lisp_Bit_Vector): * lisp.h (UNGCPRO_1): * lisp.h (NUNGCPRO): * lisp.h (NNUNGCPRO): * lisp.h (DECLARE_INLINE_HEADER): * lrecord.h: * lrecord.h (struct lrecord_header): * lrecord.h (struct lcrecord_header): * lrecord.h (lrecord_type): * lrecord.h (struct lrecord_implementation): * lrecord.h (RECORD_DUMPABLE): * lrecord.h (memory_description_type): * lrecord.h (data_description_entry_flags): * lrecord.h (struct memory_description): * lrecord.h (struct sized_memory_description): * lrecord.h (XD_INDIRECT): * lrecord.h (XD_IS_INDIRECT): * lrecord.h (XD_DYNARR_DESC): * lrecord.h (DEFINE_BASIC_LRECORD_IMPLEMENTATION): * lrecord.h (MAKE_LRECORD_IMPLEMENTATION): * lrecord.h (MAKE_EXTERNAL_LRECORD_IMPLEMENTATION): * lrecord.h (alloc_lcrecord_type): * lstream.c: * lstream.c (Lstream_new): * lstream.c (lisp_buffer_marker): * lstream.h: * lstream.h (lstream_implementation): * lstream.h (DEFINE_LSTREAM_IMPLEMENTATION): * lstream.h (DEFINE_LSTREAM_IMPLEMENTATION_WITH_DATA): * marker.c: * marker.c (copy_marker_1): * mem-limits.h: * menubar-gtk.c: * menubar-gtk.c (gtk_popup_menu): * menubar-msw.c: * menubar-msw.c (mswindows_popup_menu): * menubar-x.c (make_dummy_xbutton_event): * menubar-x.c (command_builder_operate_menu_accelerator): * menubar-x.c (menu_accelerator_safe_compare): * menubar-x.c (menu_accelerator_safe_mod_compare): * mule-charset.c: * mule-charset.c (make_charset): * mule-charset.c (Fcharset_property): * mule-coding.c: * mule-coding.c (ccs_description_1): * mule-coding.c (ccs_description =): * mule-coding.c (ccsd_description_1): * mule-coding.c (ccsd_description =): * nt.c (getpwnam): * nt.c (init_mswindows_environment): * nt.c (get_cached_volume_information): * nt.c (mswindows_is_executable): * nt.c (read_unc_volume): * nt.c (mswindows_access): * nt.c (mswindows_link): * nt.c (mswindows_fstat): * nt.c (mswindows_stat): * nt.c (mswindows_executable_type): * nt.c (Fmswindows_short_file_name): * nt.c (Fmswindows_long_file_name): * objects-impl.h (struct Lisp_Color_Instance): * objects-impl.h (struct Lisp_Font_Instance): * objects-tty.c: * objects-x.c (allocate_nearest_color): * objects.c: * objects.c (Fmake_color_instance): * objects.c (Fmake_font_instance): * objects.c (font_instantiate): * opaque.c: * opaque.c (make_opaque): * opaque.c (make_opaque_ptr): * opaque.c (reinit_opaque_early): * opaque.c (init_opaque_once_early): * print.c: * print.c (printing_badness): * print.c (printing_major_badness): * print.c (print_internal): * print.c (debug_p4): * print.c (dp): * print.c (debug_backtrace): * process-nt.c (nt_create_process): * process-nt.c (get_internet_address): * process-unix.c: * process-unix.c (struct unix_process_data): * process-unix.c (get_internet_address): * process-unix.c (unix_alloc_process_data): * process-unix.c (unix_create_process): * process-unix.c (try_to_initialize_subtty): * process-unix.c (unix_kill_child_process): * process-unix.c (process_type_create_unix): * process.c: * process.c (mark_process): * process.c (MARKED_SLOT): * process.c (make_process_internal): * process.c (Fprocess_tty_name): * process.c (decode_signal): * process.h: * procimpl.h: * procimpl.h (struct process_methods): * procimpl.h (struct Lisp_Process): * rangetab.c: * realpath.c (readlink_and_correct_case): * redisplay-x.c (x_window_output_end): * redisplay-x.c (x_redraw_exposed_area): * redisplay-x.c (x_clear_frame): * redisplay.c: * redisplay.h: * redisplay.h (struct rune_dglyph): * redisplay.h (struct rune): * scrollbar.c: * scrollbar.c (create_scrollbar_instance): * specifier.c: * specifier.c (specifier_empty_extra_description_1): * specifier.c (make_specifier_internal): * specifier.c (decode_locale_type): * specifier.c (decode_how_to_add_specification): * specifier.h: * specifier.h (struct specifier_methods): * specifier.h (DEFINE_SPECIFIER_TYPE_WITH_DATA): * specifier.h (INITIALIZE_SPECIFIER_TYPE_WITH_DATA): * symbols.c: * symbols.c (Fsetplist): * symbols.c (default_value): * symbols.c (decode_magic_handler_type): * symbols.c (handler_type_from_function_symbol): * symbols.c (Fdefvaralias): * symbols.c (init_symbols_once_early): * symbols.c (reinit_symbols_early): * symsinit.h: * sysdep.c (sys_subshell): * sysdep.c (tty_init_sys_modes_on_device): * syswindows.h: * text.c (dfc_convert_to_external_format): * text.c (dfc_convert_to_internal_format): * text.c (reinit_eistring_early): * text.c (init_eistring_once_early): * text.c (reinit_vars_of_text): * text.h: * text.h (INC_IBYTEPTR_FMT): * text.h (DEC_IBYTEPTR_FMT): * toolbar.c: * toolbar.c (decode_toolbar_position): * tooltalk.c: * ui-gtk.c: * unexnt.c: * unexnt.c (_start): * unexnt.c (unexec): * unexnt.c (get_section_info): * unicode.c: * unicode.c (vars_of_unicode): * window.c: * window.c (allocate_window): * window.c (new_window_mirror): * window.c (update_mirror_internal): * winslots.h:
author michaels
date Sun, 12 Jan 2003 11:08:22 +0000
parents a00780ef853d
children 0a85daf64258
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1 ;;; gnuserv.el --- Lisp interface code between Emacs and gnuserv
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2 ;; Copyright (C) 1989-1997 Free Software Foundation, Inc.
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3
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4 ;; Version: 3.12
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5 ;; Author: Andy Norman (ange@hplb.hpl.hp.com), originally based on server.el
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6 ;; Hrvoje Niksic <hniksic@xemacs.org>
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7 ;; Maintainer: Jan Vroonhof <vroonhof@math.ethz.ch>,
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8 ;; Hrvoje Niksic <hniksic@xemacs.org>
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9 ;; Keywords: environment, processes, terminals
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10
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11 ;; This file is part of XEmacs.
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12
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13 ;; XEmacs is free software; you can redistribute it and/or modify it
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14 ;; under the terms of the GNU General Public License as published by
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15 ;; the Free Software Foundation; either version 2, or (at your option)
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16 ;; any later version.
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17
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18 ;; XEmacs is distributed in the hope that it will be useful, but
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19 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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21 ;; General Public License for more details.
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22
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23 ;; You should have received a copy of the GNU General Public License
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24 ;; along with XEmacs; see the file COPYING. If not, write to the
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25 ;; Free Software Foundation, 59 Temple Place - Suite 330,
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26 ;; Boston, MA 02111-1307, USA.
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27
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28 ;;; Synched up with: Not in FSF.
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29
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30 ;;; Commentary:
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31
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32 ;; Gnuserv is run when Emacs needs to operate as a server for other
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33 ;; processes. Specifically, any number of files can be attached for
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34 ;; editing to a running XEmacs process using the `gnuclient' program.
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35
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36 ;; Use `M-x gnuserv-start' to start the server and `gnuclient files'
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37 ;; to load them to XEmacs. When you are done with a buffer, press
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38 ;; `C-x #' (`M-x gnuserv-edit'). You can put (gnuserv-start) to your
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39 ;; .emacs, and enable `gnuclient' as your Unix "editor". When all the
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40 ;; buffers for a client have been edited and exited with
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41 ;; `gnuserv-edit', the client "editor" will return to the program that
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42 ;; invoked it.
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43
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44 ;; Your editing commands and Emacs' display output go to and from the
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45 ;; terminal or X display in the usual way. If you are running under
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46 ;; X, a new X frame will be open for each gnuclient. If you are on a
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47 ;; TTY, this TTY will be attached as a new device to the running
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48 ;; XEmacs, and will be removed once you are done with the buffer.
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49
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50 ;; To evaluate a Lisp form in a running Emacs, use the `-eval'
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51 ;; argument of gnuclient. To simplify this, we provide the `gnudoit'
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52 ;; shell script. For example `gnudoit "(+ 2 3)"' will print `5',
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53 ;; whereas `gnudoit "(gnus)"' will fire up your favorite newsreader.
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54 ;; Like gnuclient, `gnudoit' requires the server to be started prior
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55 ;; to using it.
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56
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57 ;; For more information you can refer to man pages of gnuclient,
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58 ;; gnudoit and gnuserv, distributed with XEmacs.
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59
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60 ;; gnuserv.el was originally written by Andy Norman as an improvement
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61 ;; over William Sommerfeld's server.el. Since then, a number of
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62 ;; people have worked on it, including Bob Weiner, Darell Kindred,
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63 ;; Arup Mukherjee, Ben Wing and Jan Vroonhof. It was completely
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64 ;; rewritten (labeled as version 3) by Hrvoje Niksic in May 1997. The
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65 ;; new code will not run on GNU Emacs.
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66
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67 ;; Jan Vroonhof <vroonhof@math.ethz.ch> July/1996
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68 ;; ported the server-temp-file-regexp feature from server.el
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69 ;; ported server hooks from server.el
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70 ;; ported kill-*-query functions from server.el (and made it optional)
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71 ;; synced other behavior with server.el
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72 ;;
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73 ;; Jan Vroonhof
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74 ;; Customized.
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75 ;;
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76 ;; Hrvoje Niksic <hniksic@xemacs.org> May/1997
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77 ;; Completely rewritten. Now uses `defstruct' and other CL stuff
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78 ;; to define clients cleanly. Many thanks to Dave Gillespie!
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79 ;;
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80 ;; Mike Scheidler <c23mts@eng.delcoelect.com> July, 1997
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81 ;; Added 'Done' button to the menubar.
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82
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83
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84 ;;; Code:
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85
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86 (defgroup gnuserv nil
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87 "The gnuserv suite of programs to talk to Emacs from outside."
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88 :group 'environment
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89 :group 'processes
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90 :group 'terminals)
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91
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92 ;;;###autoload
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93 (defcustom gnuserv-mode-line-string " Server"
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94 "*String to display in the modeline when Gnuserv is active.
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95 Set this to nil if you don't want a modeline indicator."
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96 :type '(choice string
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97 (const :tag "none" nil))
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98 :group 'gnuserv)
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99
428
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100
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101 ;; Provide the old variables as aliases, to avoid breaking .emacs
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102 ;; files. However, they are obsolete and should be converted to the
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103 ;; new forms. This ugly crock must be before the variable
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104 ;; declaration, or the scheme fails.
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105
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106 (define-obsolete-variable-alias 'server-frame 'gnuserv-frame)
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107 (define-obsolete-variable-alias 'server-done-function
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108 'gnuserv-done-function)
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109 (define-obsolete-variable-alias 'server-done-temp-file-function
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110 'gnuserv-done-temp-file-function)
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111 (define-obsolete-variable-alias 'server-find-file-function
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112 'gnuserv-find-file-function)
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113 (define-obsolete-variable-alias 'server-program
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114 'gnuserv-program)
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115 (define-obsolete-variable-alias 'server-visit-hook
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116 'gnuserv-visit-hook)
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117 (define-obsolete-variable-alias 'server-done-hook
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118 'gnuserv-done-hook)
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119 (define-obsolete-variable-alias 'server-kill-quietly
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120 'gnuserv-kill-quietly)
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121 (define-obsolete-variable-alias 'server-temp-file-regexp
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122 'gnuserv-temp-file-regexp)
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123 (define-obsolete-variable-alias 'server-make-temp-file-backup
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124 'gnuserv-make-temp-file-backup)
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125
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126 ;;;###autoload
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127 (defcustom gnuserv-frame nil
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128 "*The frame to be used to display all edited files.
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129 If nil, then a new frame is created for each file edited.
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130 If t, then the currently selected frame will be used.
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131 If a function, then this will be called with a symbol `x' or `tty' as the
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132 only argument, and its return value will be interpreted as above."
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133 :tag "Gnuserv Frame"
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134 :type '(radio (const :tag "Create new frame each time" nil)
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135 (const :tag "Use selected frame" t)
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136 (function-item :tag "Use main Emacs frame"
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137 gnuserv-main-frame-function)
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138 (function-item :tag "Use visible frame, otherwise create new"
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139 gnuserv-visible-frame-function)
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140 (function-item :tag "Create special Gnuserv frame and use it"
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141 gnuserv-special-frame-function)
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142 (function :tag "Other"))
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143 :group 'gnuserv
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144 :group 'frames)
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145
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146 (defcustom gnuserv-frame-plist nil
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147 "*Plist of frame properties for creating a gnuserv frame."
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148 :type 'plist
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149 :group 'gnuserv
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150 :group 'frames)
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151
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152 (defcustom gnuserv-done-function 'kill-buffer
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153 "*Function used to remove a buffer after editing.
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154 It is called with one BUFFER argument. Functions such as `kill-buffer' and
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155 `bury-buffer' are good values. See also `gnuserv-done-temp-file-function'."
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156 :type '(radio (function-item kill-buffer)
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157 (function-item bury-buffer)
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158 (function :tag "Other"))
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159 :group 'gnuserv)
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160
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161 (defcustom gnuserv-done-temp-file-function 'kill-buffer
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162 "*Function used to remove a temporary buffer after editing.
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163 It is called with one BUFFER argument. Functions such as `kill-buffer' and
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164 `bury-buffer' are good values. See also `gnuserv-done-temp-file-function'."
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165 :type '(radio (function-item kill-buffer)
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166 (function-item bury-buffer)
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167 (function :tag "Other"))
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168 :group 'gnuserv)
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169
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170 (defcustom gnuserv-find-file-function 'find-file
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171 "*Function to visit a file with.
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172 It takes one argument, a file name to visit."
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173 :type 'function
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174 :group 'gnuserv)
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175
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176 (defcustom gnuserv-view-file-function 'view-file
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177 "*Function to view a file with.
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178 It takes one argument, a file name to view."
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179 :type '(radio (function-item view-file)
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180 (function-item find-file-read-only)
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181 (function :tag "Other"))
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182 :group 'gnuserv)
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183
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184 (defcustom gnuserv-program "gnuserv"
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185 "*Program to use as the editing server."
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186 :type 'string
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187 :group 'gnuserv)
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188
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189 (defcustom gnuserv-visit-hook nil
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190 "*Hook run after visiting a file."
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191 :type 'hook
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192 :group 'gnuserv)
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193
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194 (defcustom gnuserv-done-hook nil
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195 "*Hook run when done editing a buffer for the Emacs server.
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196 The hook functions are called after the file has been visited, with the
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197 current buffer set to the visiting buffer."
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198 :type 'hook
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199 :group 'gnuserv)
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200
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201 (defcustom gnuserv-init-hook nil
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202 "*Hook run after the server is started."
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203 :type 'hook
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204 :group 'gnuserv)
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205
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206 (defcustom gnuserv-shutdown-hook nil
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207 "*Hook run before the server exits."
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208 :type 'hook
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209 :group 'gnuserv)
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210
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211 (defcustom gnuserv-kill-quietly nil
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212 "*Non-nil means to kill buffers with clients attached without requiring confirmation."
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213 :type 'boolean
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214 :group 'gnuserv)
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215
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216 (defcustom gnuserv-temp-file-regexp
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217 (concat "^" (temp-directory) "/Re\\|/draft$")
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218 "*Regexp which should match filenames of temporary files deleted
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219 and reused by the programs that invoke the Emacs server."
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220 :type 'regexp
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221 :group 'gnuserv)
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222
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223 (defcustom gnuserv-make-temp-file-backup nil
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224 "*Non-nil makes the server backup temporary files also."
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225 :type 'boolean
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226 :group 'gnuserv)
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227
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228
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229 ;;; Internal variables:
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230
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231 (defstruct gnuclient
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232 "An object that encompasses several buffers in one.
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233 Normally, a client connecting to Emacs will be assigned an id, and
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234 will request editing of several files.
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235
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236 ID - Client id (integer).
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237 BUFFERS - List of buffers that \"belong\" to the client.
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238 NOTE: one buffer can belong to several clients.
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239 DEVICE - The device this client is on. If the device was also created.
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240 by a client, it will be placed to `gnuserv-devices' list.
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241 FRAME - Frame created by the client, or nil if the client didn't
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242 create a frame.
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243
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244 All the slots default to nil."
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245 (id nil)
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246 (buffers nil)
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247 (device nil)
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248 (frame nil))
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249
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250 (defvar gnuserv-process nil
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251 "The current gnuserv process.")
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252
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253 (defvar gnuserv-string ""
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254 "The last input string from the server.")
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255
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256 (defvar gnuserv-current-client nil
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257 "The client we are currently talking to.")
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258
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259 (defvar gnuserv-clients nil
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260 "List of current gnuserv clients.
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261 Each element is a gnuclient structure that identifies a client.")
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262
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263 (defvar gnuserv-devices nil
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264 "List of devices created by clients.")
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265
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266 (defvar gnuserv-special-frame nil
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267 "Frame created specially for Server.")
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268
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269 ;; We want the client-infested buffers to have some modeline
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270 ;; identification, so we'll make a "minor mode".
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271 (defvar gnuserv-minor-mode nil)
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272 (make-variable-buffer-local 'gnuserv-minor-mode)
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273 ;;(pushnew '(gnuserv-minor-mode "Server") minor-mode-alist
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274 ;; :test 'equal)
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275 (add-minor-mode 'gnuserv-minor-mode 'gnuserv-mode-line-string)
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276
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277
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278 ;; Sample gnuserv-frame functions
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279
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280 (defun gnuserv-main-frame-function (type)
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281 "Return a sensible value for the main Emacs frame."
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282 (if (or (eq type 'x)
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283 (eq type 'gtk)
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284 (eq type 'mswindows))
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285 (car (frame-list))
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286 nil))
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287
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288 (defun gnuserv-visible-frame-function (type)
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289 "Return a frame if there is a frame that is truly visible, nil otherwise.
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290 This is meant in the X sense, so it will not return frames that are on another
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291 visual screen. Totally visible frames are preferred. If none found, return nil."
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292 (if (or (eq type 'x)
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293 (eq type 'gtk)
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294 (eq type 'mswindows))
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295 (cond ((car (filtered-frame-list 'frame-totally-visible-p
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296 (selected-device))))
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297 ((car (filtered-frame-list (lambda (frame)
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298 ;; eq t as in not 'hidden
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299 (eq t (frame-visible-p frame)))
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300 (selected-device)))))
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301 nil))
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302
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303 (defun gnuserv-special-frame-function (type)
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304 "Create a special frame for Gnuserv and return it on later invocations."
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305 (unless (frame-live-p gnuserv-special-frame)
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306 (setq gnuserv-special-frame (make-frame gnuserv-frame-plist)))
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307 gnuserv-special-frame)
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308
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309
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310 ;;; Communication functions
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311
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312 ;; We used to restart the server here, but it's too risky -- if
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313 ;; something goes awry, it's too easy to wind up in a loop.
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314 (defun gnuserv-sentinel (proc msg)
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315 (let ((msgstring (concat "Gnuserv process %s; restart with `%s'"))
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316 (keystring (substitute-command-keys "\\[gnuserv-start]")))
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317 (case (process-status proc)
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318 (exit
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319 (message msgstring "exited" keystring)
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320 (gnuserv-prepare-shutdown))
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321 (signal
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322 (message msgstring "killed" keystring)
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323 (gnuserv-prepare-shutdown))
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324 (closed
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325 (message msgstring "closed" keystring))
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326 (gnuserv-prepare-shutdown))))
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327
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328 ;; This function reads client requests from our current server. Every
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329 ;; client is identified by a unique ID within the server
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330 ;; (incidentally, the same ID is the file descriptor the server uses
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331 ;; to communicate to client).
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332 ;;
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333 ;; The request string can arrive in several chunks. As the request
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334 ;; ends with \C-d, we check for that character at the end of string.
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335 ;; If not found, keep reading, and concatenating to former strings.
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336 ;; So, if at first read we receive "5 (gn", that text will be stored
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337 ;; to gnuserv-string. If we then receive "us)\C-d", the two will be
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338 ;; concatenated, `current-client' will be set to 5, and `(gnus)' form
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339 ;; will be evaluated.
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340 ;;
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341 ;; Server will send the following:
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342 ;;
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343 ;; "ID <text>\C-d" (no quotes)
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344 ;;
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345 ;; ID - file descriptor of the given client;
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346 ;; <text> - the actual contents of the request.
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347 (defun gnuserv-process-filter (proc string)
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348 "Process gnuserv client requests to execute Emacs commands."
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349 (setq gnuserv-string (concat gnuserv-string string))
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350 ;; C-d means end of request.
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351 (when (string-match "\C-d\n?\\'" gnuserv-string)
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352 (cond ((string-match "\\`[0-9]+" gnuserv-string) ; client request id
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353 (let ((header (read-from-string gnuserv-string)))
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354 ;; Set the client we are talking to.
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355 (setq gnuserv-current-client (car header))
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356 ;; Evaluate the expression
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357 (condition-case oops
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358 (eval (car (read-from-string gnuserv-string (cdr header))))
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359 ;; In case of an error, write the description to the
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360 ;; client, and then signal it.
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361 (error (setq gnuserv-string "")
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362 (when gnuserv-current-client
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363 (gnuserv-write-to-client gnuserv-current-client oops))
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364 (setq gnuserv-current-client nil)
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365 (signal (car oops) (cdr oops)))
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366 (quit (setq gnuserv-string "")
434
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367 (when gnuserv-current-client
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368 (gnuserv-write-to-client gnuserv-current-client oops))
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369 (setq gnuserv-current-client nil)
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370 (signal 'quit nil)))
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371 (setq gnuserv-string "")))
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372 (t
456
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373 (let ((response (car (split-string gnuserv-string "\C-d"))))
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374 (setq gnuserv-string "")
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375 (error "%s: invalid response from gnuserv" response))))))
428
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376
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377 ;; This function is somewhat of a misnomer. Actually, we write to the
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378 ;; server (using `process-send-string' to gnuserv-process), which
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379 ;; interprets what we say and forwards it to the client. The
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380 ;; incantation server understands is (from gnuserv.c):
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381 ;;
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382 ;; "FD/LEN:<text>\n" (no quotes)
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383 ;; FD - file descriptor of the given client (which we obtained from
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384 ;; the server earlier);
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385 ;; LEN - length of the stuff we are about to send;
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386 ;; <text> - the actual contents of the request.
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387 (defun gnuserv-write-to-client (client-id form)
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388 "Write the given form to the given client via the gnuserv process."
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389 (when (eq (process-status gnuserv-process) 'run)
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390 (let* ((result (format "%s" form))
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391 (s (format "%s/%d:%s\n" client-id
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392 (length result) result)))
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393 (process-send-string gnuserv-process s))))
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394
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395 ;; The following two functions are helper functions, used by
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396 ;; gnuclient.
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397
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398 (defun gnuserv-eval (form)
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399 "Evaluate form and return result to client."
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400 (gnuserv-write-to-client gnuserv-current-client (eval form))
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401 (setq gnuserv-current-client nil))
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402
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403 (defun gnuserv-eval-quickly (form)
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404 "Let client know that we've received the request, and then eval the form.
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405 This order is important as not to keep the client waiting."
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406 (gnuserv-write-to-client gnuserv-current-client nil)
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407 (setq gnuserv-current-client nil)
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408 (eval form))
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409
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410
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411 ;; "Execute" a client connection, called by gnuclient. This is the
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412 ;; backbone of gnuserv.el.
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413 (defun gnuserv-edit-files (type list &rest flags)
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414 "For each (line-number . file) pair in LIST, edit the file at line-number.
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415 The visited buffers are memorized, so that when \\[gnuserv-edit] is invoked
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416 in such a buffer, or when it is killed, or the client's device deleted, the
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417 client will be invoked that the edit is finished.
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418
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419 TYPE should either be a (tty TTY TERM PID) list, or (x DISPLAY) list.
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420 If a flag is `quick', just edit the files in Emacs.
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421 If a flag is `view', view the files read-only."
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422 (let (quick view)
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423 (mapc (lambda (flag)
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424 (case flag
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425 (quick (setq quick t))
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426 (view (setq view t))
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427 (t (error "Invalid flag %s" flag))))
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428 flags)
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429 (let* ((old-device-num (length (device-list)))
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430 (new-frame nil)
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431 (dest-frame (if (functionp gnuserv-frame)
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432 (funcall gnuserv-frame (car type))
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433 gnuserv-frame))
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434 ;; The gnuserv-frame dependencies are ugly, but it's
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435 ;; extremely hard to make that stuff cleaner without
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436 ;; breaking everything in sight.
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437 (device (cond ((frame-live-p dest-frame)
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438 (frame-device dest-frame))
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parents:
diff changeset
439 ((null dest-frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
440 (case (car type)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
441 (tty (apply 'make-tty-device (cdr type)))
462
0784d089fdc9 Import from CVS: tag r21-2-46
cvs
parents: 456
diff changeset
442 (gtk (make-gtk-device))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
443 (x (make-x-device (cadr type)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
444 (mswindows (make-mswindows-device))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
445 (t (error "Invalid device type"))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
446 (t
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
447 (selected-device))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
448 (frame (cond ((frame-live-p dest-frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
449 dest-frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
450 ((null dest-frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
451 (setq new-frame (make-frame gnuserv-frame-plist
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
452 device))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
453 new-frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
454 (t (selected-frame))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
455 (client (make-gnuclient :id gnuserv-current-client
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
456 :device device
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
457 :frame new-frame)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
458 (select-frame frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
459 (setq gnuserv-current-client nil)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
460 ;; If the device was created by this client, push it to the list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
461 (and (/= old-device-num (length (device-list)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
462 (push device gnuserv-devices))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
463 (and (frame-iconified-p frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
464 (deiconify-frame frame))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
465 ;; Visit all the listed files.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
466 (while list
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
467 (let ((line (caar list)) (path (cdar list)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
468 (select-frame frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
469 ;; Visit the file.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
470 (funcall (if view
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
471 gnuserv-view-file-function
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
472 gnuserv-find-file-function)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
473 path)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
474 (goto-line line)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
475 ;; Don't memorize the quick and view buffers.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
476 (unless (or quick view)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
477 (pushnew (current-buffer) (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
478 (setq gnuserv-minor-mode t)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
479 ;; Add the "Done" button to the menubar, only in this buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
480 (if (and (featurep 'menubar) current-menubar)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
481 (progn (set-buffer-menubar current-menubar)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
482 (add-menu-button nil ["Done" gnuserv-edit]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
483 ))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
484 (run-hooks 'gnuserv-visit-hook)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
485 (pop list)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
486 (cond
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
487 ((and (or quick view)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
488 (device-on-window-system-p device))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
489 ;; Exit if on X device, and quick or view. NOTE: if the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
490 ;; client is to finish now, it must absolutely /not/ be
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
491 ;; included to the list of clients. This way the client-ids
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
492 ;; should be unique.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
493 (gnuserv-write-to-client (gnuclient-id client) nil))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
494 (t
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
495 ;; Else, the client gets a vote.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
496 (push client gnuserv-clients)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
497 ;; Explain buffer exit options. If dest-frame is nil, the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
498 ;; user can exit via `delete-frame'. OTOH, if FLAGS are nil
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
499 ;; and there are some buffers, the user can exit via
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
500 ;; `gnuserv-edit'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
501 (if (and (not (or quick view))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
502 (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
503 (message "%s"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
504 (substitute-command-keys
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
505 "Type `\\[gnuserv-edit]' to finish editing"))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
506 (or dest-frame
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
507 (message "%s"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
508 (substitute-command-keys
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
509 "Type `\\[delete-frame]' to finish editing")))))))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
510
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
511
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
512 ;;; Functions that hook into Emacs in various way to enable operation
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
513
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
514 ;; Defined later.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
515 (add-hook 'kill-emacs-hook 'gnuserv-kill-all-clients t)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
516
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
517 ;; A helper function; used by others. Try avoiding it whenever
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
518 ;; possible, because it is slow, and conses a list. Use
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
519 ;; `gnuserv-buffer-p' when appropriate, for instance.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
520 (defun gnuserv-buffer-clients (buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
521 "Return a list of clients to which BUFFER belongs."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
522 (let (res)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
523 (dolist (client gnuserv-clients)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
524 (when (memq buffer (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
525 (push client res)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
526 res))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
527
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
528 ;; Like `gnuserv-buffer-clients', but returns a boolean; doesn't
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
529 ;; collect a list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
530 (defun gnuserv-buffer-p (buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
531 (member* buffer gnuserv-clients
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
532 :test 'memq
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
533 :key 'gnuclient-buffers))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
534
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
535 ;; This function makes sure that a killed buffer is deleted off the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
536 ;; list for the particular client.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
537 ;;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
538 ;; This hooks into `kill-buffer-hook'. It is *not* a replacement for
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
539 ;; `kill-buffer' (thanks God).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
540 (defun gnuserv-kill-buffer-function ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
541 "Remove the buffer from the buffer lists of all the clients it belongs to.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
542 Any client that remains \"empty\" after the removal is informed that the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
543 editing has ended."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
544 (let* ((buf (current-buffer)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
545 (dolist (client (gnuserv-buffer-clients buf))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
546 (callf2 delq buf (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
547 ;; If no more buffers, kill the client.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
548 (when (null (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
549 (gnuserv-kill-client client)))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
550
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
551 (add-hook 'kill-buffer-hook 'gnuserv-kill-buffer-function)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
552
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
553 ;; Ask for confirmation before killing a buffer that belongs to a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
554 ;; living client.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
555 (defun gnuserv-kill-buffer-query-function ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
556 (or gnuserv-kill-quietly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
557 (not (gnuserv-buffer-p (current-buffer)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
558 (yes-or-no-p
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
559 (format "Buffer %s belongs to gnuserv client(s); kill anyway? "
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
560 (current-buffer)))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
561
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
562 (add-hook 'kill-buffer-query-functions
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
563 'gnuserv-kill-buffer-query-function)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
564
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
565 (defun gnuserv-kill-emacs-query-function ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
566 (or gnuserv-kill-quietly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
567 (not (some 'gnuclient-buffers gnuserv-clients))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
568 (yes-or-no-p "Gnuserv buffers still have clients; exit anyway? ")))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
569
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
570 (add-hook 'kill-emacs-query-functions
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
571 'gnuserv-kill-emacs-query-function)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
572
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
573 ;; If the device of a client is to be deleted, the client should die
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
574 ;; as well. This is why we hook into `delete-device-hook'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
575 (defun gnuserv-check-device (device)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
576 (when (memq device gnuserv-devices)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
577 (dolist (client gnuserv-clients)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
578 (when (eq device (gnuclient-device client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
579 ;; we must make sure that the server kill doesn't result in
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
580 ;; killing the device, because it would cause a device-dead
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
581 ;; error when `delete-device' tries to do the job later.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
582 (gnuserv-kill-client client t))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
583 (callf2 delq device gnuserv-devices))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
584
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
585 (add-hook 'delete-device-hook 'gnuserv-check-device)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
586
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
587 (defun gnuserv-temp-file-p (buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
588 "Return non-nil if BUFFER contains a file considered temporary.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
589 These are files whose names suggest they are repeatedly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
590 reused to pass information to another program.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
591
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
592 The variable `gnuserv-temp-file-regexp' controls which filenames
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
593 are considered temporary."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
594 (and (buffer-file-name buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
595 (string-match gnuserv-temp-file-regexp (buffer-file-name buffer))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
596
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
597 (defun gnuserv-kill-client (client &optional leave-frame)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
598 "Kill the gnuclient CLIENT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
599 This will do away with all the associated buffers. If LEAVE-FRAME,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
600 the function will not remove the frames associated with the client."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
601 ;; Order is important: first delete client from gnuserv-clients, to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
602 ;; prevent gnuserv-buffer-done-1 calling us recursively.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
603 (callf2 delq client gnuserv-clients)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
604 ;; Process the buffers.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
605 (mapc 'gnuserv-buffer-done-1 (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
606 (unless leave-frame
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
607 (let ((device (gnuclient-device client)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
608 ;; kill frame created by this client (if any), unless
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
609 ;; specifically requested otherwise.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
610 ;;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
611 ;; note: last frame on a device will not be deleted here.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
612 (when (and (gnuclient-frame client)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
613 (frame-live-p (gnuclient-frame client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
614 (second (device-frame-list device)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
615 (delete-frame (gnuclient-frame client)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
616 ;; If the device is live, created by a client, and no longer used
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
617 ;; by any client, delete it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
618 (when (and (device-live-p device)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
619 (memq device gnuserv-devices)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
620 (second (device-list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
621 (not (member* device gnuserv-clients
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
622 :key 'gnuclient-device)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
623 ;; `gnuserv-check-device' will remove it from `gnuserv-devices'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
624 (delete-device device))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
625 ;; Notify the client.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
626 (gnuserv-write-to-client (gnuclient-id client) nil))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
627
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
628 ;; Do away with the buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
629 (defun gnuserv-buffer-done-1 (buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
630 (dolist (client (gnuserv-buffer-clients buffer))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
631 (callf2 delq buffer (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
632 (when (null (gnuclient-buffers client))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
633 (gnuserv-kill-client client)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
634 ;; Get rid of the buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
635 (save-excursion
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
636 (set-buffer buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
637 (run-hooks 'gnuserv-done-hook)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
638 (setq gnuserv-minor-mode nil)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
639 ;; Delete the menu button.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
640 (if (and (featurep 'menubar) current-menubar)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
641 (delete-menu-item '("Done")))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
642 (funcall (if (gnuserv-temp-file-p buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
643 gnuserv-done-temp-file-function
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
644 gnuserv-done-function)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
645 buffer)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
646
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
647
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
648 ;;; Higher-level functions
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
649
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
650 ;; Choose a `next' server buffer, according to several criteria, and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
651 ;; return it. If none are found, return nil.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
652 (defun gnuserv-next-buffer ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
653 (let* ((frame (selected-frame))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
654 (device (selected-device))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
655 client)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
656 (cond
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
657 ;; If we have a client belonging to this frame, return
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
658 ;; the first buffer from it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
659 ((setq client
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
660 (car (member* frame gnuserv-clients :key 'gnuclient-frame)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
661 (car (gnuclient-buffers client)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
662 ;; Else, look for a device.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
663 ((and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
664 (memq (selected-device) gnuserv-devices)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
665 (setq client
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
666 (car (member* device gnuserv-clients :key 'gnuclient-device))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
667 (car (gnuclient-buffers client)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
668 ;; Else, try to find any client with at least one buffer, and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
669 ;; return its first buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
670 ((setq client
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
671 (car (member-if-not #'null gnuserv-clients
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
672 :key 'gnuclient-buffers)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
673 (car (gnuclient-buffers client)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
674 ;; Oh, give up.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
675 (t nil))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
676
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
677 (defun gnuserv-buffer-done (buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
678 "Mark BUFFER as \"done\" for its client(s).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
679 Does the save/backup queries first, and calls `gnuserv-done-function'."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
680 ;; Check whether this is the real thing.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
681 (unless (gnuserv-buffer-p buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
682 (error "%s does not belong to a gnuserv client" buffer))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
683 ;; Backup/ask query.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
684 (if (gnuserv-temp-file-p buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
685 ;; For a temp file, save, and do NOT make a non-numeric backup
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
686 ;; Why does server.el explicitly back up temporary files?
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
687 (let ((version-control nil)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
688 (buffer-backed-up (not gnuserv-make-temp-file-backup)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
689 (save-buffer))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
690 (if (and (buffer-modified-p)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
691 (y-or-n-p (concat "Save file " buffer-file-name "? ")))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
692 (save-buffer buffer)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
693 (gnuserv-buffer-done-1 buffer))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
694
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
695 ;; Called by `gnuserv-start-1' to clean everything. Hooked into
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
696 ;; `kill-emacs-hook', too.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
697 (defun gnuserv-kill-all-clients ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
698 "Kill all the gnuserv clients. Ruthlessly."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
699 (mapc 'gnuserv-kill-client gnuserv-clients))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
700
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
701 ;; This serves to run the hook and reset
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
702 ;; `allow-deletion-of-last-visible-frame'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
703 (defun gnuserv-prepare-shutdown ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
704 (setq allow-deletion-of-last-visible-frame nil)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
705 (run-hooks 'gnuserv-shutdown-hook))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
706
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
707 ;; This is a user-callable function, too.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
708 (defun gnuserv-shutdown ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
709 "Shutdown the gnuserv server, if one is currently running.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
710 All the clients will be disposed of via the normal methods."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
711 (interactive)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
712 (gnuserv-kill-all-clients)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
713 (when gnuserv-process
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
714 (set-process-sentinel gnuserv-process nil)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
715 (gnuserv-prepare-shutdown)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
716 (condition-case ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
717 (delete-process gnuserv-process)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
718 (error nil))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
719 (setq gnuserv-process nil)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
720
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
721 ;; Actually start the process. Kills all the clients before-hand.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
722 (defun gnuserv-start-1 (&optional leave-dead)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
723 ;; Shutdown the existing server, if any.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
724 (gnuserv-shutdown)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
725 ;; If we already had a server, clear out associated status.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
726 (unless leave-dead
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
727 (setq gnuserv-string ""
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
728 gnuserv-current-client nil)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
729 (let ((process-connection-type t))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
730 (setq gnuserv-process
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
731 (start-process "gnuserv" nil gnuserv-program)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
732 (set-process-sentinel gnuserv-process 'gnuserv-sentinel)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
733 (set-process-filter gnuserv-process 'gnuserv-process-filter)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
734 (process-kill-without-query gnuserv-process)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
735 (setq allow-deletion-of-last-visible-frame t)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
736 (run-hooks 'gnuserv-init-hook)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
737
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
738
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
739 ;;; User-callable functions:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
740
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
741 ;;;###autoload
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
742 (defun gnuserv-running-p ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
743 "Return non-nil if a gnuserv process is running from this XEmacs session."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
744 (not (not gnuserv-process)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
745
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
746 ;;;###autoload
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
747 (defun gnuserv-start (&optional leave-dead)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
748 "Allow this Emacs process to be a server for client processes.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
749 This starts a gnuserv communications subprocess through which
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
750 client \"editors\" (gnuclient and gnudoit) can send editing commands to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
751 this Emacs job. See the gnuserv(1) manual page for more details.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
752
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
753 Prefix arg means just kill any existing server communications subprocess."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
754 (interactive "P")
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
755 (and gnuserv-process
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
756 (not leave-dead)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
757 (message "Restarting gnuserv"))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
758 (gnuserv-start-1 leave-dead))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
759
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
760 (defun gnuserv-edit (&optional count)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
761 "Mark the current gnuserv editing buffer as \"done\", and switch to next one.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
762
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
763 Run with a numeric prefix argument, repeat the operation that number
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
764 of times. If given a universal prefix argument, close all the buffers
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
765 of this buffer's clients.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
766
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
767 The `gnuserv-done-function' (bound to `kill-buffer' by default) is
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
768 called to dispose of the buffer after marking it as done.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
769
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
770 Files that match `gnuserv-temp-file-regexp' are considered temporary and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
771 are saved unconditionally and backed up if `gnuserv-make-temp-file-backup'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
772 is non-nil. They are disposed of using `gnuserv-done-temp-file-function'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
773 \(also bound to `kill-buffer' by default).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
774
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
775 When all of a client's buffers are marked as \"done\", the client is notified."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
776 (interactive "P")
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
777 (when (null count)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
778 (setq count 1))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
779 (cond ((numberp count)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
780 (while (natnump (decf count))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
781 (let ((frame (selected-frame)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
782 (gnuserv-buffer-done (current-buffer))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
783 (when (eq frame (selected-frame))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
784 ;; Switch to the next gnuserv buffer. However, do this
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
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diff changeset
785 ;; only if we remain in the same frame.
3ecd8885ac67 Import from CVS: tag r21-2-22
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786 (let ((next (gnuserv-next-buffer)))
3ecd8885ac67 Import from CVS: tag r21-2-22
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787 (when next
3ecd8885ac67 Import from CVS: tag r21-2-22
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788 (switch-to-buffer next)))))))
3ecd8885ac67 Import from CVS: tag r21-2-22
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789 (count
3ecd8885ac67 Import from CVS: tag r21-2-22
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790 (let* ((buf (current-buffer))
3ecd8885ac67 Import from CVS: tag r21-2-22
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791 (clients (gnuserv-buffer-clients buf)))
3ecd8885ac67 Import from CVS: tag r21-2-22
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792 (unless clients
3ecd8885ac67 Import from CVS: tag r21-2-22
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793 (error "%s does not belong to a gnuserv client" buf))
3ecd8885ac67 Import from CVS: tag r21-2-22
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794 (mapc 'gnuserv-kill-client (gnuserv-buffer-clients buf))))))
3ecd8885ac67 Import from CVS: tag r21-2-22
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795
3ecd8885ac67 Import from CVS: tag r21-2-22
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796 (global-set-key "\C-x#" 'gnuserv-edit)
3ecd8885ac67 Import from CVS: tag r21-2-22
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797
3ecd8885ac67 Import from CVS: tag r21-2-22
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798 (provide 'gnuserv)
3ecd8885ac67 Import from CVS: tag r21-2-22
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799
3ecd8885ac67 Import from CVS: tag r21-2-22
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800 ;;; gnuserv.el ends here