annotate src/devslots.h @ 5652:cc6f0266bc36

Avoid #'delq in core Lisp, for the sake of style, a very slightly smaller binary lisp/ChangeLog addition: 2012-05-01 Aidan Kehoe <kehoea@parhasard.net> Avoid #'delq in core code, for the sake of style and a (very slightly) smaller binary. * behavior.el (disable-behavior): * behavior.el (compute-behavior-group-children): * buff-menu.el (buffers-tab-items): * byte-optimize.el (byte-optimize-delay-constants-math): * byte-optimize.el (byte-optimize-logmumble): * byte-optimize.el (byte-decompile-bytecode-1): * byte-optimize.el (byte-optimize-lapcode): * bytecomp.el: * bytecomp.el (byte-compile-arglist-warn): * bytecomp.el (byte-compile-warn-about-unresolved-functions): * bytecomp.el (byte-compile-lambda): * bytecomp.el (byte-compile-out-toplevel): * bytecomp.el (byte-compile-insert): * bytecomp.el (byte-compile-defalias-warn): * cl-macs.el (cl-upcase-arg): * cl-macs.el (cl-transform-lambda): * cl-macs.el (cl-do-proclaim): * cl-macs.el (defstruct): * cl-macs.el (cl-make-type-test): * cl-macs.el (define-compiler-macro): * cl-macs.el (delete-duplicates): * cus-edit.el (widget-face-value-delete): * cus-edit.el (face-history): * easymenu.el (easy-menu-remove): * files.el (files-fetch-hook-value): * files.el (file-expand-wildcards): * font-lock.el (font-lock-update-removed-keyword-alist): * font-lock.el (font-lock-remove-keywords): * frame.el (frame-initialize): * frame.el (frame-notice-user-settings): * frame.el (set-frame-font): * frame.el (delete-other-frames): * frame.el (get-frame-for-buffer-noselect): * gnuserv.el (gnuserv-kill-buffer-function): * gnuserv.el (gnuserv-check-device): * gnuserv.el (gnuserv-kill-client): * gnuserv.el (gnuserv-buffer-done-1): * gtk-font-menu.el (gtk-reset-device-font-menus): * gutter-items.el (buffers-tab-items): * gutter.el (set-gutter-element-visible-p): * info.el (Info-find-file-node): * info.el (Info-history-add): * info.el (Info-build-annotation-completions): * info.el (Info-index): * info.el (Info-reannotate-node): * itimer.el (delete-itimer): * itimer.el (start-itimer): * lib-complete.el (lib-complete:cache-completions): * loadhist.el (unload-feature): * menubar-items.el (build-buffers-menu-internal): * menubar.el (delete-menu-item): * menubar.el (relabel-menu-item): * msw-font-menu.el (mswindows-reset-device-font-menus): * mule/make-coding-system.el (fixed-width-generate-helper): * next-error.el (next-error-find-buffer): * obsolete.el: * obsolete.el (find-non-ascii-charset-string): * obsolete.el (find-non-ascii-charset-region): * occur.el (multi-occur-by-filename-regexp): * occur.el (occur-1): * packages.el (packages-package-hierarchy-directory-names): * packages.el (package-get-key-1): * process.el (setenv): * simple.el (undo): * simple.el (handle-pre-motion-command-current-command-is-motion): * sound.el (load-sound-file): * wid-edit.el (widget-field-value-delete): * wid-edit.el (widget-checklist-match-inline): * wid-edit.el (widget-checklist-match-find): * wid-edit.el (widget-editable-list-delete-at): * wid-edit.el (widget-editable-list-entry-create): * window.el (quit-window): * x-font-menu.el (x-reset-device-font-menus-core): 1. Replace (delq nil (mapcar ....)) with analogous (mapcan ...) forms; this is in non-dumped files, it was done previously in dumped files. 2. Replace (delq FOO (copy-sequence BAR)) with (remove* FOO BAR), where #'eq and #'eql are equivalent 3. Replace (delq FOO BAR) with (delete* FOO BAR), where FOO is not a non-fixnum number. Saves a little space in the dumped file (since the compiler macro adds :test #'eq to the delete* call if it's not clear that FOO is not a non-fixnum number).
author Aidan Kehoe <kehoea@parhasard.net>
date Tue, 01 May 2012 16:17:42 +0100
parents 308d34e9f07d
children
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1 /* Definitions of marked slots in consoles
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2 Copyright (C) 1990, 1992, 1993 Free Software Foundation, Inc.
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3 Copyright (C) 2002 Ben Wing.
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software: you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation, either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */
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19
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20 /* Synched up with: Not in FSF. */
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21
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22 /* We define the Lisp_Objects in the device structure in a separate file
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23 because there are numerous places we want to iterate over them, such
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24 as when defining them in the structure, initializing them, or marking
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25 them.
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26
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27 To use, define MARKED_SLOT before including this file. No need to
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28 undefine; that happens automatically. */
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29
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30 /* Name of this device, for resourcing and printing purposes.
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31 If not explicitly given, it's initialized in a device-specific
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32 manner. */
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33 MARKED_SLOT (name)
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34
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35 /* What this device is connected to */
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36 MARKED_SLOT (connection)
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37
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38 /* A canonical name for the connection that is used to determine
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39 whether `make-device' is being called on an existing device. */
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40 MARKED_SLOT (canon_connection)
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41
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42 /* List of frames on this device. */
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43 MARKED_SLOT (frame_list)
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44
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45 /* The console this device is on. */
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46 MARKED_SLOT (console)
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47
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48 /* Frame which is "currently selected". This is what `selected-frame'
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49 returns and is the default frame for many operations. This may
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50 not be the same as frame_with_focus `select-frame' changes the
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51 selected_frame but not the frame_with_focus. However, eventually
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52 either the two values will be the same, or frame_with_focus will
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53 be nil: right before waiting for an event, the focus is changed
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54 to point to the selected_frame if XEmacs currently has the focus
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55 on this device. Note that frame_with_focus may be nil (none of the
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56 frames on this device have the window-system focus), but
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57 selected_frame will never be nil if there are any frames on
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58 the device. */
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59 MARKED_SLOT (selected_frame)
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60 /* Frame that currently contains the window-manager focus, or none.
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61 Note that we've split frame_with_focus into two variables.
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62 frame_with_focus_real is the value we use most of the time,
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63 but frame_with_focus_for_hooks is used for running the select-frame-hook
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64 and deselect-frame-hook. We do this because we split the focus handling
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65 into two parts: one part (deals with drawing the solid/box cursor)
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66 runs as soon as a focus event is received the other (running the
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67 hooks) runs after any pending sit-for/sleep-for/accept-process-output
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68 calls are done. */
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69 MARKED_SLOT (frame_with_focus_real)
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70 MARKED_SLOT (frame_with_focus_for_hooks)
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71 /* If we have recently issued a request to change the focus as a
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72 result of select-frame having been called, the following variable
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73 records the frame we are trying to focus on. The reason for this
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74 is that the window manager may not grant our request to change
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75 the focus (so we can't just change frame_with_focus), and we don't
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76 want to keep sending requests again and again to the window manager.
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77 This variable is reset whenever a focus-change event is seen. */
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78 MARKED_SLOT (frame_that_ought_to_have_focus)
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79
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80 /* Color class of this device. */
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81 MARKED_SLOT (device_class)
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82
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83 /* Alist of values for user-defined tags in this device. */
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84 MARKED_SLOT (user_defined_tags)
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85
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86 /* Hash tables for device-specific objects (fonts, colors, etc).
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87 These are key-weak hash tables (or hash tables containing key-weak
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88 hash tables) so that they disappear when the key goes away. */
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89
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90 /* This is a simple key-weak hash table hashing color names to
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91 instances. */
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92 MARKED_SLOT (color_instance_cache)
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93
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94 /* This is a simple key-weak hash table hashing font names to
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95 instances. */
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96 MARKED_SLOT (font_instance_cache)
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98 #ifdef MULE
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99 /* This is a bi-level cache, where the hash table in this slot here
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100 indexes charset objects to key-weak hash tables, which in turn
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101 index font names to more specific font names that match the
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102 given charset's registry. This speeds up the horrendously
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103 slow XListFonts() operation that needs to be done in order
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104 to determine an appropriate font. */
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105 MARKED_SLOT (charset_font_cache_stage_1)
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106
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107 /* Similar cache for stage 2, if it exists. See fontcolor.c. */
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108 MARKED_SLOT (charset_font_cache_stage_2)
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109 #endif
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110
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111 /* This is a bi-level cache, where the hash table in this slot here
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112 indexes image-instance-type masks (there are currently 6
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113 image-instance types and thus 64 possible masks) to key-weak hash
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114 tables like the one for colors. */
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115 MARKED_SLOT (image_instance_cache)
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116
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117 #undef MARKED_SLOT