annotate lisp/autoload.el @ 406:b8cc9ab3f761 r21-2-33

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1 ;;; autoload.el --- maintain autoloads in loaddefs.el.
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2
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3 ;; Copyright (C) 1991, 1992, 1993, 1994, 1997 Free Software Foundation, Inc.
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4 ;; Copyright (C) 1995 Tinker Systems and INS Engineering Corp.
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5 ;; Copyright (C) 1996 Ben Wing.
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6
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7 ;; Author: Roland McGrath <roland@gnu.ai.mit.edu>
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8 ;; Keywords: maint
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9
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10 ;; This file is part of XEmacs.
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11
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12 ;; XEmacs is free software; you can redistribute it and/or modify it
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13 ;; under the terms of the GNU General Public License as published by
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14 ;; the Free Software Foundation; either version 2, or (at your option)
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15 ;; any later version.
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16
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17 ;; XEmacs is distributed in the hope that it will be useful, but
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18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 ;; General Public License for more details.
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21
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22 ;; You should have received a copy of the GNU General Public License
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23 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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24 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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25 ;; 02111-1307, USA.
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26
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27 ;;; Synched up with: Not synched with FSF.
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28
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29 ;;; Commentary:
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30
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31 ;; This code helps GNU Emacs maintainers keep the loaddefs.el file up to
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32 ;; date. It interprets magic cookies of the form ";;;###autoload" in
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33 ;; lisp source files in various useful ways. To learn more, read the
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34 ;; source; if you're going to use this, you'd better be able to.
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35
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36 ;; ChangeLog:
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37
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38 ;; Sep-26-1997: slb removed code dealing with customization.
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39
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40 ;;; Code:
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41
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42 (defun make-autoload (form file)
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43 "Turn FORM, a defun or defmacro, into an autoload for source file FILE.
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44 Returns nil if FORM is not a defun, define-skeleton or defmacro."
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45 (let ((car (car-safe form)))
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46 (if (memq car '(defun define-skeleton defmacro))
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47 (let ((macrop (eq car 'defmacro))
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48 name doc)
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49 (setq form (cdr form)
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50 name (car form)
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51 ;; Ignore the arguments.
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52 form (cdr (if (eq car 'define-skeleton)
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53 form
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54 (cdr form)))
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55 doc (car form))
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56 (if (stringp doc)
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57 (setq form (cdr form))
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58 (setq doc nil))
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59 (list 'autoload (list 'quote name) file doc
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60 (or (eq car 'define-skeleton)
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61 (eq (car-safe (car form)) 'interactive))
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62 (if macrop (list 'quote 'macro) nil)))
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63 nil)))
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64
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65 (put 'define-skeleton 'doc-string-elt 3)
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66
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67 (defvar generate-autoload-cookie ";;;###autoload"
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68 "Magic comment indicating the following form should be autoloaded.
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69 Used by `update-file-autoloads'. This string should be
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70 meaningless to Lisp (e.g., a comment).
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71
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72 This string is used:
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73
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74 ;;;###autoload
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75 \(defun function-to-be-autoloaded () ...)
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76
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77 If this string appears alone on a line, the following form will be
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78 read and an autoload made for it. If it is followed by the string
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79 \"immediate\", then the form on the following line will be copied
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80 verbatim. If there is further text on the line, that text will be
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81 copied verbatim to `generated-autoload-file'.")
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82
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83 (defvar generate-autoload-section-header "\f\n;;;### "
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84 "String inserted before the form identifying
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85 the section of autoloads for a file.")
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86
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87 (defvar generate-autoload-section-trailer "\n;;;***\n"
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88 "String which indicates the end of the section of autoloads for a file.")
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89
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90 ;;; Forms which have doc-strings which should be printed specially.
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91 ;;; A doc-string-elt property of ELT says that (nth ELT FORM) is
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92 ;;; the doc-string in FORM.
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93 ;;;
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94 ;;; There used to be the following note here:
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95 ;;; ;;; Note: defconst and defvar should NOT be marked in this way.
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96 ;;; ;;; We don't want to produce defconsts and defvars that
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97 ;;; ;;; make-docfile can grok, because then it would grok them twice,
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98 ;;; ;;; once in foo.el (where they are given with ;;;###autoload) and
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99 ;;; ;;; once in loaddefs.el.
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100 ;;;
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101 ;;; Counter-note: Yes, they should be marked in this way.
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102 ;;; make-docfile only processes those files that are loaded into the
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103 ;;; dumped Emacs, and those files should never have anything
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104 ;;; autoloaded here. The above-feared problem only occurs with files
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105 ;;; which have autoloaded entries *and* are processed by make-docfile;
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106 ;;; there should be no such files.
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107
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108 (put 'autoload 'doc-string-elt 3)
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109 (put 'defun 'doc-string-elt 3)
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110 (put 'defvar 'doc-string-elt 3)
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111 (put 'defconst 'doc-string-elt 3)
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112 (put 'defmacro 'doc-string-elt 3)
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113
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114 (defun autoload-trim-file-name (file)
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115 "Returns a relative pathname of FILE including the last directory."
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116 (setq file (expand-file-name file))
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117 (replace-in-string
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118 (file-relative-name file (file-name-directory
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119 (directory-file-name
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120 (file-name-directory file))))
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121 "\\\\" "/"))
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122
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123 ;;;###autoload
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124 (defun generate-file-autoloads (file &optional funlist)
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125 "Insert at point a loaddefs autoload section for FILE.
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126 autoloads are generated for defuns and defmacros in FILE
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127 marked by `generate-autoload-cookie' (which see).
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128 If FILE is being visited in a buffer, the contents of the buffer
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129 are used."
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130 (interactive "fGenerate autoloads for file: ")
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131 (generate-file-autoloads-1 file funlist))
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132
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133 (defun* generate-file-autoloads-1 (file funlist)
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134 "Insert at point a loaddefs autoload section for FILE.
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135 autoloads are generated for defuns and defmacros in FILE
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136 marked by `generate-autoload-cookie' (which see).
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137 If FILE is being visited in a buffer, the contents of the buffer
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138 are used."
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139 (let ((outbuf (current-buffer))
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140 (autoloads-done '())
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141 (load-name (replace-in-string (file-name-nondirectory file)
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142 "\\.elc?$"
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143 ""))
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144 (trim-name (autoload-trim-file-name file))
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145 (dofiles (not (null funlist)))
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146 (print-length nil)
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147 (print-readably t) ; XEmacs
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148 (float-output-format nil)
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149 ;; (done-any nil)
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150 (visited (get-file-buffer file))
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151 output-end)
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152
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153 ;; If the autoload section we create here uses an absolute
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154 ;; pathname for FILE in its header, and then Emacs is installed
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155 ;; under a different path on another system,
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156 ;; `update-autoloads-here' won't be able to find the files to be
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157 ;; autoloaded. So, if FILE is in the same directory or a
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158 ;; subdirectory of the current buffer's directory, we'll make it
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159 ;; relative to the current buffer's directory.
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160 (setq file (expand-file-name file))
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161
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162 (save-excursion
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163 (unwind-protect
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164 (progn
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165 (let ((find-file-hooks nil)
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166 (enable-local-variables nil))
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167 (set-buffer (or visited (find-file-noselect file)))
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168 (set-syntax-table lisp-mode-syntax-table))
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169 (save-excursion
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170 (save-restriction
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171 (widen)
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cvs
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172 (goto-char (point-min))
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cvs
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173 (unless (search-forward generate-autoload-cookie nil t)
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cvs
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174 (message "No autoloads found in %s" trim-name)
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cvs
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175 (return-from generate-file-autoloads-1))
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cvs
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176
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cvs
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177 (message "Generating autoloads for %s..." trim-name)
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cvs
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178 (goto-char (point-min))
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cvs
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179 (while (if dofiles funlist (not (eobp)))
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cvs
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180 (if (not dofiles)
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cvs
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181 (skip-chars-forward " \t\n\f")
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cvs
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182 (goto-char (point-min))
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cvs
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183 (re-search-forward
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cvs
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184 (concat "(def\\(un\\|var\\|const\\|macro\\) "
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cvs
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185 (regexp-quote (symbol-name (car funlist)))
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cvs
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186 "\\s "))
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cvs
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187 (goto-char (match-beginning 0)))
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cvs
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188 (cond
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cvs
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189 ((or dofiles
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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190 (looking-at (regexp-quote generate-autoload-cookie)))
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cvs
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191 (if dofiles
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cvs
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192 nil
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cvs
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193 (search-forward generate-autoload-cookie)
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cvs
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194 (skip-chars-forward " \t"))
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cvs
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195 ;; (setq done-any t)
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cvs
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196 (if (or dofiles (eolp))
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cvs
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197 ;; Read the next form and make an autoload.
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cvs
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198 (let* ((form (prog1 (read (current-buffer))
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cvs
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199 (or (bolp) (forward-line 1))))
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cvs
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200 (autoload (make-autoload form load-name))
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cvs
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201 (doc-string-elt (get (car-safe form)
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cvs
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202 'doc-string-elt)))
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cvs
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203 (if autoload
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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204 (setq autoloads-done (cons (nth 1 form)
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cvs
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205 autoloads-done))
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cvs
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206 (setq autoload form))
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cvs
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207 (if (and doc-string-elt
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cvs
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208 (stringp (nth doc-string-elt autoload)))
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cvs
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209 ;; We need to hack the printing because the
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cvs
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210 ;; doc-string must be printed specially for
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cvs
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211 ;; make-docfile (sigh).
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cvs
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212 (let* ((p (nthcdr (1- doc-string-elt)
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cvs
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213 autoload))
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cvs
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214 (elt (cdr p)))
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cvs
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215 (setcdr p nil)
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cvs
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216 (princ "\n(" outbuf)
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cvs
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217 ;; XEmacs change: don't let ^^L's get into
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cvs
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218 ;; the file or sorting is hard.
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cvs
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219 (let ((print-escape-newlines t)
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cvs
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220 (p (save-excursion
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cvs
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221 (set-buffer outbuf)
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cvs
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222 (point)))
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cvs
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223 p2)
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cvs
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224 (mapcar (function (lambda (elt)
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cvs
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225 (prin1 elt outbuf)
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cvs
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226 (princ " " outbuf)))
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cvs
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227 autoload)
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cvs
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228 (save-excursion
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cvs
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229 (set-buffer outbuf)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
230 (setq p2 (point-marker))
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cvs
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diff changeset
231 (goto-char p)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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232 (save-match-data
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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233 (while (search-forward "\^L" p2 t)
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cvs
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234 (delete-char -1)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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235 (insert "\\^L")))
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cvs
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236 (goto-char p2)
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cvs
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237 ))
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cvs
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238 (princ "\"\\\n" outbuf)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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239 (let ((begin (save-excursion
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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240 (set-buffer outbuf)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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241 (point))))
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cvs
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242 (princ (substring
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
243 (prin1-to-string (car elt)) 1)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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244 outbuf)
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cvs
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245 ;; Insert a backslash before each ( that
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cvs
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246 ;; appears at the beginning of a line in
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cvs
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247 ;; the doc string.
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cvs
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diff changeset
248 (save-excursion
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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249 (set-buffer outbuf)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
250 (save-excursion
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
251 (while (search-backward "\n(" begin t)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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252 (forward-char 1)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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253 (insert "\\"))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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254 (if (null (cdr elt))
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cvs
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255 (princ ")" outbuf)
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cvs
parents:
diff changeset
256 (princ " " outbuf)
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cvs
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diff changeset
257 (princ (substring
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
258 (prin1-to-string (cdr elt))
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cvs
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259 1)
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cvs
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260 outbuf))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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261 (terpri outbuf)))
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cvs
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diff changeset
262 ;; XEmacs change: another fucking ^L hack
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cvs
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263 (let ((p (save-excursion
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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264 (set-buffer outbuf)
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cvs
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265 (point)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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266 (print-escape-newlines t)
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cvs
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267 p2)
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cvs
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268 (print autoload outbuf)
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cvs
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269 (save-excursion
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cvs
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270 (set-buffer outbuf)
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cvs
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271 (setq p2 (point-marker))
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cvs
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272 (goto-char p)
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cvs
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273 (save-match-data
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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274 (while (search-forward "\^L" p2 t)
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cvs
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275 (delete-char -1)
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cvs
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276 (insert "\\^L")))
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cvs
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277 (goto-char p2)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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278 ))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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279 ))
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cvs
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280 ;; Copy the rest of the line to the output.
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cvs
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281 (let ((begin (point)))
255
084402c475ba Import from CVS: tag r20-5b26
cvs
parents: 217
diff changeset
282 ;; (terpri outbuf)
217
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cvs
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diff changeset
283 (cond ((looking-at "immediate\\s *$") ; XEmacs
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
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284 ;; This is here so that you can automatically
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
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285 ;; have small hook functions copied to
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
286 ;; loaddefs.el so that it's not necessary to
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
287 ;; load a whole file just to get a two-line
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cvs
parents:
diff changeset
288 ;; do-nothing find-file-hook... --Stig
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cvs
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289 (forward-line 1)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
290 (setq begin (point))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
291 (forward-sexp)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
292 (forward-line 1))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
293 (t
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
294 (forward-line 1)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
295 (princ (buffer-substring begin (point)) outbuf))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
296 ((looking-at ";")
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
297 ;; Don't read the comment.
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cvs
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diff changeset
298 (forward-line 1))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
299 (t
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
300 (forward-sexp 1)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
301 (forward-line 1)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
302 (if dofiles
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
303 (setq funlist (cdr funlist)))))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
304 (unless visited
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
305 ;; We created this buffer, so we should kill it.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
306 (kill-buffer (current-buffer)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
307 (set-buffer outbuf)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
308 (setq output-end (point-marker))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
309 (if t ;; done-any
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cvs
parents:
diff changeset
310 ;; XEmacs -- always do this so that we cache the information
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cvs
parents:
diff changeset
311 ;; that we've processed the file already.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
312 (progn
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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313 (insert generate-autoload-section-header)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
314 (prin1 (list 'autoloads autoloads-done load-name trim-name)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
315 outbuf)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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316 (terpri outbuf)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
317 ;;;; (insert ";;; Generated autoloads from "
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
318 ;;;; (autoload-trim-file-name file) "\n")
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
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319 ;; Warn if we put a line in loaddefs.el
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cvs
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320 ;; that is long enough to cause trouble.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
321 (when (< output-end (point))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
322 (setq output-end (point-marker)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
323 (while (< (point) output-end)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
324 ;; (let ((beg (point)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
325 (end-of-line)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
326 ;; Emacs -- I still haven't figured this one out.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
327 ;; (if (> (- (point) beg) 900)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
328 ;; (progn
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
329 ;; (message "A line is too long--over 900 characters")
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
330 ;; (sleep-for 2)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
331 ;; (goto-char output-end)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
332 ;; )
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
333 (forward-line 1))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
334 (goto-char output-end)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
335 (insert generate-autoload-section-trailer)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
336 (or noninteractive ; XEmacs: only need one line in -batch mode.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
337 (message "Generating autoloads for %s...done" file))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
338
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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339
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
340 (defconst autoload-file-name "auto-autoloads.el"
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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341 "Generic filename to put autoloads into.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
342 Unless you are an XEmacs maintainer, it is probably unwise to change this.")
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cvs
parents:
diff changeset
343
406
b8cc9ab3f761 Import from CVS: tag r21-2-33
cvs
parents: 398
diff changeset
344 (defvar autoload-target-directory "../lisp/"
217
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cvs
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345 "Directory to put autoload declaration file into.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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346 Unless you know what you're doing, don't mess with this.")
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cvs
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diff changeset
347
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cvs
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348 (defvar generated-autoload-file
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cvs
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349 (expand-file-name (concat autoload-target-directory
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350 autoload-file-name)
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351 data-directory)
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352 "*File `update-file-autoloads' puts autoloads into.
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353 A .el file can set this in its local variables section to make its
406
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354 autoloads go somewhere else.
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355
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356 Note that `batch-update-directory' binds this variable to its own value,
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357 generally the file named `autoload-file-name' in the directory being
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358 updated.")
217
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359
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360 (defconst cusload-file-name "custom-load.el"
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361 "Generic filename ot put custom loads into.
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362 Unless you are an XEmacs maintainr, it is probably unwise to change this.")
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363
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364 ;;;###autoload
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365 (defun update-file-autoloads (file)
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366 "Update the autoloads for FILE in `generated-autoload-file'
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367 \(which FILE might bind in its local variables).
398
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368 This function refuses to update autoloads files."
217
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369 (interactive "fUpdate autoloads for file: ")
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370 (setq file (expand-file-name file))
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371 (when (and (file-newer-than-file-p file generated-autoload-file)
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cvs
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372 (not (member (file-name-nondirectory file)
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373 (list autoload-file-name))))
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374
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375 (let ((load-name (replace-in-string (file-name-nondirectory file)
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376 "\\.elc?$"
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377 ""))
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378 (trim-name (autoload-trim-file-name file))
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379 section-begin form)
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380 (save-excursion
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381 (let ((find-file-hooks nil))
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cvs
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382 (set-buffer (or (get-file-buffer generated-autoload-file)
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383 (find-file-noselect generated-autoload-file))))
373
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384 ;; Make sure we can scribble in it.
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cvs
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385 (setq buffer-read-only nil)
217
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cvs
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386 ;; First delete all sections for this file.
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cvs
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387 (goto-char (point-min))
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388 (while (search-forward generate-autoload-section-header nil t)
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389 (setq section-begin (match-beginning 0))
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cvs
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390 (setq form (read (current-buffer)))
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cvs
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391 (when (string= (nth 2 form) load-name)
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392 (search-forward generate-autoload-section-trailer)
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393 (delete-region section-begin (point))))
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cvs
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394
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cvs
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395 ;; Now find insertion point for new section
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cvs
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396 (block find-insertion-point
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cvs
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397 (goto-char (point-min))
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cvs
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398 (while (search-forward generate-autoload-section-header nil t)
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cvs
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399 (setq form (read (current-buffer)))
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cvs
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400 (when (string< trim-name (nth 3 form))
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cvs
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diff changeset
401 ;; Found alphabetically correct insertion point
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cvs
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402 (goto-char (match-beginning 0))
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cvs
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diff changeset
403 (return-from find-insertion-point))
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cvs
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404 (search-forward generate-autoload-section-trailer))
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cvs
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405 (when (eq (point) (point-min)) ; No existing entries?
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cvs
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406 (goto-char (point-max)))) ; Append.
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cvs
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407
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cvs
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408 ;; Add in new sections for file
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409 (generate-file-autoloads file))
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cvs
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diff changeset
410
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cvs
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411 (when (interactive-p) (save-buffer)))))
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412
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413 ;;;###autoload
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414 (defun update-autoloads-here ()
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cvs
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415 "Update sections of the current buffer generated by `update-file-autoloads'."
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416 (interactive)
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cvs
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417 (let ((generated-autoload-file (buffer-file-name)))
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418 (save-excursion
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419 (goto-char (point-min))
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cvs
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420 (while (search-forward generate-autoload-section-header nil t)
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cvs
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421 (let* ((form (condition-case ()
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422 (read (current-buffer))
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423 (end-of-file nil)))
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cvs
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424 (file (nth 3 form)))
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cvs
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diff changeset
425 ;; XEmacs change: if we can't find the file as specified, look
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cvs
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426 ;; around a bit more.
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cvs
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427 (cond ((and (stringp file)
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cvs
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428 (or (get-file-buffer file)
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429 (file-exists-p file))))
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430 ((and (stringp file)
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431 (save-match-data
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432 (let ((loc (locate-file (file-name-nondirectory file)
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cvs
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433 load-path)))
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cvs
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diff changeset
434 (if (null loc)
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cvs
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435 nil
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cvs
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436 (setq loc (expand-file-name
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cvs
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437 (autoload-trim-file-name loc)
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cvs
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438 ".."))
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cvs
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diff changeset
439 (if (or (get-file-buffer loc)
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cvs
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440 (file-exists-p loc))
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cvs
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441 (setq file loc)
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442 nil))))))
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443 (t
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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444 (setq file
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
445 (if (y-or-n-p
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cvs
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diff changeset
446 (format
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
447 "Can't find library `%s'; remove its autoloads? "
d44af0c54775 Import from CVS: tag r20-4b7
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448 (nth 2 form) file))
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449 t
d44af0c54775 Import from CVS: tag r20-4b7
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450 (condition-case ()
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
451 (read-file-name
d44af0c54775 Import from CVS: tag r20-4b7
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452 (format "Find `%s' load file: "
d44af0c54775 Import from CVS: tag r20-4b7
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453 (nth 2 form))
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cvs
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454 nil nil t)
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cvs
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455 (quit nil))))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
456 (if file
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
457 (let ((begin (match-beginning 0)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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458 (search-forward generate-autoload-section-trailer)
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cvs
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diff changeset
459 (delete-region begin (point))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
460 (if (stringp file)
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cvs
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461 (generate-file-autoloads file)))))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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462
d44af0c54775 Import from CVS: tag r20-4b7
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463 ;;;###autoload
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cvs
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diff changeset
464 (defun update-autoloads-from-directory (dir)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
465 "Update `generated-autoload-file' with all the current autoloads from DIR.
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cvs
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466 This runs `update-file-autoloads' on each .el file in DIR.
406
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cvs
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diff changeset
467 Obsolete autoload entries for files that no longer exist are deleted.
b8cc9ab3f761 Import from CVS: tag r21-2-33
cvs
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diff changeset
468 Note that, if this function is called from `batch-update-directory',
b8cc9ab3f761 Import from CVS: tag r21-2-33
cvs
parents: 398
diff changeset
469 `generated-autoload-file' was rebound in that function."
217
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470 (interactive "DUpdate autoloads for directory: ")
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cvs
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diff changeset
471 (setq dir (expand-file-name dir))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
472 (let ((simple-dir (file-name-as-directory
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
473 (file-name-nondirectory
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
474 (directory-file-name dir))))
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cvs
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diff changeset
475 (enable-local-eval nil))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
476 (save-excursion
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
477 (let ((find-file-hooks nil))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
478 (set-buffer (find-file-noselect generated-autoload-file)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
479 (goto-char (point-min))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
480 (while (search-forward generate-autoload-section-header nil t)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
481 (let* ((begin (match-beginning 0))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
482 (form (condition-case ()
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
483 (read (current-buffer))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
484 (end-of-file nil)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
485 (file (nth 3 form)))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
486 (when (and (stringp file)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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487 (string= (file-name-directory file) simple-dir)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
488 (not (file-exists-p
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
489 (expand-file-name
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
490 (file-name-nondirectory file) dir))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
491 ;; Remove the obsolete section.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
492 (search-forward generate-autoload-section-trailer)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
493 (delete-region begin (point)))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
494 ;; Update or create autoload sections for existing files.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
495 (mapcar 'update-file-autoloads (directory-files dir t "^[^=].*\\.el$"))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
496 (unless noninteractive
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
497 (save-buffer)))))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
498
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
499 ;;;###autoload
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
500 (defun batch-update-autoloads ()
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
501 "Update the autoloads for the files or directories on the command line.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
502 Runs `update-file-autoloads' on files and `update-directory-autoloads'
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
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503 on directories. Must be used only with -batch, and kills Emacs on completion.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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504 Each file will be processed even if an error occurred previously.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
505 For example, invoke `xemacs -batch -f batch-update-autoloads *.el'.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
506 The directory to which the auto-autoloads.el file must be the first parameter
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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507 on the command line."
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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diff changeset
508 (unless noninteractive
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
509 (error "batch-update-autoloads is to be used only with -batch"))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
510 (let ((defdir default-directory)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
511 (enable-local-eval nil)) ; Don't query in batch mode.
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
512 ;; (message "Updating autoloads in %s..." generated-autoload-file)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
513 (dolist (arg command-line-args-left)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
514 (setq arg (expand-file-name arg defdir))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
515 (cond
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
516 ((file-directory-p arg)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
517 (message "Updating autoloads for directory %s..." arg)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
518 (update-autoloads-from-directory arg))
d44af0c54775 Import from CVS: tag r20-4b7
cvs
parents:
diff changeset
519 ((file-exists-p arg)
d44af0c54775 Import from CVS: tag r20-4b7
cvs
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520 (update-file-autoloads arg))
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521 (t (error "No such file or directory: %s" arg))))
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522 (fixup-autoload-buffer (concat (if autoload-package-name
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523 autoload-package-name
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524 (file-name-nondirectory defdir))
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525 "-autoloads"))
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526 (save-some-buffers t)
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527 ;; (message "Done")
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528 (kill-emacs 0)))
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529
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530 (defun fixup-autoload-buffer (sym)
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531 (save-excursion
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532 (set-buffer (find-file-noselect generated-autoload-file))
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533 (goto-char (point-min))
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534 (if (and (not (= (point-min) (point-max)))
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535 (not (looking-at ";;; DO NOT MODIFY THIS FILE")))
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536 (progn
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537 (insert ";;; DO NOT MODIFY THIS FILE\n")
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538 (insert "(if (featurep '" sym ")")
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539 (insert " (error \"Already loaded\"))\n")
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540 (goto-char (point-max))
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541 (insert "\n(provide '" sym ")\n")))))
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542
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543 (defvar autoload-package-name nil)
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544
406
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545 ;; #### this function is almost identical, but subtly different,
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546 ;; from batch-update-autoloads. Steve, it's your responsibility to
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547 ;; clean this up. The two should be merged, but I'm not sure what
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548 ;; package-creation scripts out there might be using this. --ben
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549
217
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550 ;;;###autoload
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551 (defun batch-update-directory ()
406
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552 "Update the autoloads for the directories on the command line.
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553 Runs `update-file-autoloads' on each file in the given directory, and must
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554 be used only with -batch."
217
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555 (unless noninteractive
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556 (error "batch-update-directory is to be used only with -batch"))
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557 (let ((defdir default-directory)
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558 (enable-local-eval nil)) ; Don't query in batch mode.
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559 (dolist (arg command-line-args-left)
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560 (setq arg (expand-file-name arg defdir))
406
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561 (let ((generated-autoload-file (expand-file-name autoload-file-name
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562 arg)))
217
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563 (cond
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564 ((file-directory-p arg)
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565 (message "Updating autoloads in directory %s..." arg)
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566 (update-autoloads-from-directory arg))
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567 (t (error "No such file or directory: %s" arg)))
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568 (fixup-autoload-buffer (concat (if autoload-package-name
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569 autoload-package-name
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570 (file-name-nondirectory arg))
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571 "-autoloads"))
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572 (save-some-buffers t))
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573 ;; (message "Done")
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574 ;; (kill-emacs 0)
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575 )
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576 (setq command-line-args-left nil)))
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577
406
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578 ;; #### i created the following. this one and the last should be merged into
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579 ;; batch-update-autoloads. --ben
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580
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581 ;;;###autoload
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582 (defun batch-update-one-directory ()
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583 "Update the autoloads for a single directory on the command line.
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584 Runs `update-file-autoloads' on each file in the given directory, and must
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585 be used only with -batch."
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586 (unless noninteractive
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587 (error "batch-update-directory is to be used only with -batch"))
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588 (let ((defdir default-directory)
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589 (enable-local-eval nil)) ; Don't query in batch mode.
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diff changeset
590 (let ((arg (car command-line-args-left)))
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diff changeset
591 (setq command-line-args-left (cdr command-line-args-left))
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592 (setq arg (expand-file-name arg defdir))
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diff changeset
593 (let ((generated-autoload-file (expand-file-name autoload-file-name
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diff changeset
594 arg)))
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595 (cond
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596 ((file-directory-p arg)
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597 (message "Updating autoloads in directory %s..." arg)
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cvs
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598 (update-autoloads-from-directory arg))
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diff changeset
599 (t (error "No such file or directory: %s" arg)))
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cvs
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diff changeset
600 (fixup-autoload-buffer (concat (if autoload-package-name
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diff changeset
601 autoload-package-name
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602 (file-name-nondirectory arg))
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603 "-autoloads"))
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604 (save-some-buffers t))
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605 ;; (message "Done")
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606 )))
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607
217
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608 (provide 'autoload)
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609
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610 ;;; autoload.el ends here