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428
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1 ;;; obsolete.el --- obsoleteness support
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2
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3 ;; Copyright (C) 1985-1994, 1997 Free Software Foundation, Inc.
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4 ;; Copyright (C) 1994, 1995 Amdahl Corporation.
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5 ;; Copyright (C) 1995 Sun Microsystems.
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777
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6 ;; Copyright (C) 2002 Ben Wing.
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428
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7
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8 ;; Maintainer: XEmacs Development Team
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9 ;; Keywords: internal, dumped
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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 ;; This file is dumped with XEmacs.
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33
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34 ;; The obsoleteness support used to be scattered throughout various
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35 ;; source files. We put the stuff in one place to remove the junkiness
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36 ;; from other source files and to facilitate creating/updating things
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37 ;; like sysdep.el.
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38
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39 ;;; Code:
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40
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41 (defsubst define-obsolete-function-alias (oldfun newfun)
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42 "Define OLDFUN as an obsolete alias for function NEWFUN.
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43 This makes calling OLDFUN equivalent to calling NEWFUN and marks OLDFUN
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44 as obsolete."
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45 (define-function oldfun newfun)
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46 (make-obsolete oldfun newfun))
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47
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48 (defsubst define-compatible-function-alias (oldfun newfun)
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49 "Define OLDFUN as a compatible alias for function NEWFUN.
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50 This makes calling OLDFUN equivalent to calling NEWFUN and marks OLDFUN
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51 as provided for compatibility only."
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52 (define-function oldfun newfun)
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53 (make-compatible oldfun newfun))
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54
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55 (defsubst define-obsolete-variable-alias (oldvar newvar)
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56 "Define OLDVAR as an obsolete alias for variable NEWVAR.
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57 This makes referencing or setting OLDVAR equivalent to referencing or
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58 setting NEWVAR and marks OLDVAR as obsolete.
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59 If OLDVAR was bound and NEWVAR was not, Set NEWVAR to OLDVAR.
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60
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444
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61 Note: Use this before any other references (defvar/defcustom) to NEWVAR."
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428
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62 (let ((needs-setting (and (boundp oldvar) (not (boundp newvar))))
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63 (value (and (boundp oldvar) (symbol-value oldvar))))
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64 (defvaralias oldvar newvar)
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65 (make-obsolete-variable oldvar newvar)
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66 (and needs-setting (set newvar value))))
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67
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68 (defsubst define-compatible-variable-alias (oldvar newvar)
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69 "Define OLDVAR as a compatible alias for variable NEWVAR.
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70 This makes referencing or setting OLDVAR equivalent to referencing or
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71 setting NEWVAR and marks OLDVAR as provided for compatibility only."
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72 (defvaralias oldvar newvar)
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73 (make-compatible-variable oldvar newvar))
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74
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75 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; device stuff
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76
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77 (make-compatible-variable 'window-system "use (console-type)")
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78
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79 (defun x-display-color-p (&optional device)
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80 "Return t if DEVICE is a color device."
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81 (eq 'color (device-class device)))
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82 (make-compatible 'x-display-color-p 'device-class)
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83
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84 (define-function 'x-color-display-p 'x-display-color-p)
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85 (make-compatible 'x-display-color-p 'device-class)
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86
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87 (defun x-display-grayscale-p (&optional device)
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88 "Return t if DEVICE is a grayscale device."
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89 (eq 'grayscale (device-class device)))
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90 (make-compatible 'x-display-grayscale-p 'device-class)
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91
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92 (define-function 'x-grayscale-display-p 'x-display-grayscale-p)
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93 (make-compatible 'x-display-grayscale-p 'device-class)
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94
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95 (define-compatible-function-alias 'x-display-pixel-width 'device-pixel-width)
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96 (define-compatible-function-alias 'x-display-pixel-height 'device-pixel-height)
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97 (define-compatible-function-alias 'x-display-planes 'device-bitplanes)
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98 (define-compatible-function-alias 'x-display-color-cells 'device-color-cells)
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99
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100 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; events
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101
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102 (define-obsolete-function-alias 'menu-event-p 'misc-user-event-p)
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103 (make-obsolete-variable 'unread-command-char 'unread-command-events)
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104
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105 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; extents
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106
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107 (make-obsolete 'set-window-dot 'set-window-point)
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108
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109 (define-obsolete-function-alias 'extent-buffer 'extent-object)
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110
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111 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; frames
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112 (defun frame-first-window (frame)
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113 "Return the topmost, leftmost window of FRAME.
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114 If omitted, FRAME defaults to the currently selected frame."
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115 (frame-highest-window frame 0))
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116 (make-compatible 'frame-first-window 'frame-highest-window)
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117
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118 (define-obsolete-variable-alias 'initial-frame-alist 'initial-frame-plist)
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119 (define-obsolete-variable-alias 'minibuffer-frame-alist
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120 'minibuffer-frame-plist)
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121 (define-obsolete-variable-alias 'pop-up-frame-alist 'pop-up-frame-plist)
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122 (define-obsolete-variable-alias 'special-display-frame-alist
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123 'special-display-frame-plist)
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124
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125 ;; Defined in C.
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126
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127 (define-obsolete-variable-alias 'default-frame-alist 'default-frame-plist)
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128 (define-obsolete-variable-alias 'default-x-frame-alist 'default-x-frame-plist)
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129 (define-obsolete-variable-alias 'default-tty-frame-alist
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130 'default-tty-frame-plist)
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131
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132 (make-compatible 'frame-parameters 'frame-property)
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133 (defun frame-parameters (&optional frame)
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134 "Return the parameters-alist of frame FRAME.
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135 It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.
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136 The meaningful PARMs depend on the kind of frame.
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137 If FRAME is omitted, return information on the currently selected frame.
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138
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139 See the variables `default-frame-plist', `default-x-frame-plist', and
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140 `default-tty-frame-plist' for a description of the parameters meaningful
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141 for particular types of frames."
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142 (or frame (setq frame (selected-frame)))
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143 ;; #### This relies on a `copy-sequence' of the user properties in
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144 ;; `frame-properties'. Removing that would make `frame-properties' more
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145 ;; efficient but this function less efficient, as we couldn't be
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146 ;; destructive. Since most callers now use `frame-parameters', we'll
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147 ;; do it this way. Should probably change this at some point in the
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148 ;; future.
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149 (destructive-plist-to-alist (frame-properties frame)))
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150
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883
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151 (make-compatible 'frame-parameter 'frame-property)
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152 (defun frame-parameter (frame parameter)
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153 "Return FRAME's value for parameter PARAMETER.
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154 If FRAME is nil, describe the currently selected frame."
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155 (cdr (assq parameter (frame-parameters frame))))
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156
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428
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157 (make-compatible 'modify-frame-parameters 'set-frame-properties)
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158 (defun modify-frame-parameters (frame alist)
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159 "Modify the properties of frame FRAME according to ALIST.
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160 ALIST is an alist of properties to change and their new values.
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161 Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.
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162 The meaningful PARMs depend on the kind of frame.
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163
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164 See `set-frame-properties' for built-in property names."
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165 ;; it would be nice to be destructive here but that's not safe.
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166 (set-frame-properties frame (alist-to-plist alist)))
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167
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168 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; faces
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169
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170 (define-obsolete-function-alias 'list-faces-display 'edit-faces)
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171 (define-obsolete-function-alias 'list-faces 'face-list)
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172
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173 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; paths
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174
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175 (defvar Info-default-directory-list nil
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176 "This used to be the initial value of Info-directory-list.
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177 If you want to change the locations where XEmacs looks for info files,
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178 set Info-directory-list.")
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179 (make-obsolete-variable 'Info-default-directory-list 'Info-directory-list)
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180
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181 (defvar init-file-user nil
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182 "This used to be the name of the user whose init file was read at startup.")
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183 (make-obsolete-variable 'init-file-user 'load-user-init-file-p)
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184
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185 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; hooks
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186
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187 (make-compatible-variable 'lisp-indent-hook 'lisp-indent-function)
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188 (make-compatible-variable 'comment-indent-hook 'comment-indent-function)
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189 (make-obsolete-variable 'temp-buffer-show-hook
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190 'temp-buffer-show-function)
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191 (make-obsolete-variable 'inhibit-local-variables
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192 "use `enable-local-variables' (with the reversed sense).")
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193 (make-obsolete-variable 'suspend-hooks 'suspend-hook)
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194 (make-obsolete-variable 'first-change-function 'first-change-hook)
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195 (make-obsolete-variable 'before-change-function
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196 "use before-change-functions; which is a list of functions rather than a single function.")
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197 (make-obsolete-variable 'after-change-function
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198 "use after-change-functions; which is a list of functions rather than a single function.")
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199
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200 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; insertion and deletion
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201
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202 (define-compatible-function-alias 'insert-and-inherit 'insert)
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203 (define-compatible-function-alias 'insert-before-markers-and-inherit
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204 'insert-before-markers)
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205
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206 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; keymaps
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207
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208 (defun keymap-parent (keymap)
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209 "Return the first parent of the given keymap."
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210 (car (keymap-parents keymap)))
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211 (make-compatible 'keymap-parent 'keymap-parents)
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212
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213 (defun set-keymap-parent (keymap parent)
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214 "Make the given keymap have (only) the given parent."
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215 (set-keymap-parents keymap (if parent (list parent) '()))
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216 parent)
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217 (make-compatible 'set-keymap-parent 'set-keymap-parents)
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218
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219 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; menu stuff
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220
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221 (defun add-menu-item (menu-path item-name function enabled-p &optional before)
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222 "Obsolete. See the function `add-menu-button'."
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223 (or item-name (error "must specify an item name"))
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224 (add-menu-button menu-path (vector item-name function enabled-p) before))
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225 (make-obsolete 'add-menu-item 'add-menu-button)
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226
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227 (defun add-menu (menu-path menu-name menu-items &optional before)
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228 "See the function `add-submenu'."
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442
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229 (or menu-name (error "must specify a menu name"))
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230 (or menu-items (error "must specify some menu items"))
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428
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231 (add-submenu menu-path (cons menu-name menu-items) before))
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232 ;; Can't make this obsolete. easymenu depends on it.
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233 (make-compatible 'add-menu 'add-submenu)
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234
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235 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; minibuffer
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236
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237 (define-compatible-function-alias 'read-minibuffer
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238 'read-expression) ; misleading name
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239 (define-compatible-function-alias 'read-input 'read-string)
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240
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241 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; misc
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242
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243 ;; (defun user-original-login-name ()
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244 ;; "Return user's login name from original login.
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245 ;; This tries to remain unaffected by `su', by looking in environment variables."
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246 ;; (or (getenv "LOGNAME") (getenv "USER") (user-login-name)))
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247 (define-obsolete-function-alias 'user-original-login-name 'user-login-name)
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248
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249 ; old names
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250 (define-obsolete-function-alias 'show-buffer 'set-window-buffer)
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251 (define-obsolete-function-alias 'buffer-flush-undo 'buffer-disable-undo)
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252 (make-compatible 'eval-current-buffer 'eval-buffer)
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253 (define-compatible-function-alias 'byte-code-function-p
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254 'compiled-function-p) ;FSFmacs
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255
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256 (define-obsolete-function-alias 'isearch-yank-x-selection
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257 'isearch-yank-selection)
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258 (define-obsolete-function-alias 'isearch-yank-x-clipboard
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259 'isearch-yank-clipboard)
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260
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261 ;; too bad there's not a way to check for aref, assq, and nconc
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262 ;; being called on the values of functions known to return keymaps,
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263 ;; or known to return vectors of events instead of strings...
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264
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265 (make-obsolete-variable 'executing-macro 'executing-kbd-macro)
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266
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718
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267 (define-compatible-function-alias 'interactive-form
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863
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268 'function-interactive) ;GNU 21.1
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269 (define-compatible-function-alias 'assq-delete-all
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270 'remassq) ;GNU 21.1
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718
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271
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883
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272 (defun makehash (&optional test)
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273 "Create a new hash table.
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274 Optional first argument TEST specifies how to compare keys in the table.
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275 Predefined tests are `eq', `eql', and `equal'. Default is `eql'."
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276 (make-hash-table :test test))
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277 (make-compatible 'makehash 'make-hash-table)
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278
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279 (defun buffer-local-value (variable buffer)
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280 "Return the value of VARIABLE in BUFFER.
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281 If VARIABLE does not have a buffer-local binding in BUFFER, the value
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282 is the default binding of variable."
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283 (symbol-value-in-buffer variable buffer))
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284 (make-compatible 'buffer-local-value 'symbol-value-in-buffer)
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285
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286 (define-compatible-function-alias 'line-beginning-position 'point-at-bol)
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287 (define-compatible-function-alias 'line-end-position 'point-at-eol)
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288
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428
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289 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; modeline
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290
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291 (define-compatible-function-alias 'redraw-mode-line 'redraw-modeline)
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292 (define-compatible-function-alias 'force-mode-line-update
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293 'redraw-modeline) ;; FSF compatibility
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294 (define-compatible-variable-alias 'mode-line-map 'modeline-map)
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295 (define-compatible-variable-alias 'mode-line-buffer-identification
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296 'modeline-buffer-identification)
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297 (define-compatible-variable-alias 'mode-line-process 'modeline-process)
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298 (define-compatible-variable-alias 'mode-line-modified 'modeline-modified)
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299 (make-compatible-variable 'mode-line-inverse-video
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300 "use set-face-highlight-p and set-face-reverse-p")
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301 (define-compatible-variable-alias 'default-mode-line-format
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302 'default-modeline-format)
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303 (define-compatible-variable-alias 'mode-line-format 'modeline-format)
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304 (define-compatible-variable-alias 'mode-line-menu 'modeline-menu)
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305
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306 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; mouse
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307
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308 ;;; (defun mouse-eval-last-sexpr (event)
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309 ;;; (interactive "@e")
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310 ;;; (save-excursion
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311 ;;; (mouse-set-point event)
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312 ;;; (eval-last-sexp nil)))
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313
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314 (define-obsolete-function-alias 'mouse-eval-last-sexpr 'mouse-eval-sexp)
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315
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316 (defun read-mouse-position (frame)
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317 (cdr (mouse-position (frame-device frame))))
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318 (make-obsolete 'read-mouse-position 'mouse-position)
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319
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320 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; redisplay
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321
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322 (defun redraw-display (&optional device)
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323 (if (eq device t)
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324 (mapcar 'redisplay-device (device-list))
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325 (redisplay-device device)))
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326
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777
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327 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; strings
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328
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329 (define-obsolete-function-alias 'sref 'aref)
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330
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331 (defun char-bytes (character)
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332 "Return number of bytes a CHARACTER occupies in a string or buffer.
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333 It always returns 1 in XEmacs, and in recent FSF Emacs versions."
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334 1)
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335 (make-obsolete 'char-bytes "This function always returns 1")
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336
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860
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337 (defun find-non-ascii-charset-string (string)
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338 "Return a list of charsets in the STRING except ascii.
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339 It might be available for compatibility with Mule 2.3,
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340 because its `find-charset-string' ignores ASCII charset."
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341 (delq 'ascii (charsets-in-string string)))
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342 (make-obsolete 'find-non-ascii-charset-string
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343 "use (delq 'ascii (charsets-in-string STRING)) instead.")
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344
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345 (defun find-non-ascii-charset-region (start end)
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346 "Return a list of charsets except ascii in the region between START and END.
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347 It might be available for compatibility with Mule 2.3,
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348 because its `find-charset-string' ignores ASCII charset."
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349 (delq 'ascii (charsets-in-region start end)))
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350 (make-obsolete 'find-non-ascii-charset-region
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351 "use (delq 'ascii (charsets-in-region START END)) instead.")
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818
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352
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428
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353 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; window-system objects
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354
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355 ;; the functionality of column.el has been moved into C
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356 ;; Function obsoleted for XEmacs 20.0/February 1997.
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357 (defalias 'display-column-mode 'column-number-mode)
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358
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359 (defun x-color-values (color &optional frame)
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360 "Return a description of the color named COLOR on frame FRAME.
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361 The value is a list of integer RGB values--(RED GREEN BLUE).
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362 These values appear to range from 0 to 65280 or 65535, depending
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363 on the system; white is (65280 65280 65280) or (65535 65535 65535).
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364 If FRAME is omitted or nil, use the selected frame."
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365 (color-instance-rgb-components (make-color-instance color)))
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366 (make-compatible 'x-color-values 'color-instance-rgb-components)
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367
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368 ;; Two loser functions which shouldn't be used.
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369 (make-obsolete 'following-char 'char-after)
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370 (make-obsolete 'preceding-char 'char-before)
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371
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372 ;; Keywords already do The Right Thing in XEmacs
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373 (make-compatible 'define-widget-keywords "Just use them")
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374
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375 (make-obsolete 'function-called-at-point 'function-at-point)
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376
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377 (provide 'obsolete)
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378 ;;; obsolete.el ends here
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