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1 ;;; add-log.el --- change log maintenance commands for Emacs
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2
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151
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3 ;; Copyright (C) 1985, 86, 88, 93, 94, 1997 Free Software Foundation, Inc.
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4
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5 ;; Keywords: maint
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6
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7 ;; This file is part of XEmacs.
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8
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9 ;; XEmacs is free software; you can redistribute it and/or modify it
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10 ;; under the terms of the GNU General Public License as published by
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11 ;; the Free Software Foundation; either version 2, or (at your option)
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12 ;; any later version.
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13
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14 ;; XEmacs is distributed in the hope that it will be useful, but
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15 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 ;; General Public License for more details.
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18
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19 ;; You should have received a copy of the GNU General Public License
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16
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20 ;; along with XEmacs; see the file COPYING. If not, write to the
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21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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22 ;; Boston, MA 02111-1307, USA.
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23
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151
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24 ;;; Synched up with: Emacs 20.0.
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25
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26 ;;; Commentary:
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27
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28 ;; This facility is documented in the Emacs Manual.
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29
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30 ;;; Code:
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31
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173
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32 ;; XEmacs: the byte-compiler warns on `beginning-of-fortran-subprogram'.
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211
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33 (condition-case nil
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34 (eval-when-compile
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35 (require 'fortran))
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36 (t nil))
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173
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37
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120
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38 (defgroup change-log nil
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39 "Change log maintenance"
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40 :group 'tools
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161
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41 :group 'maint
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120
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42 :prefix "change-log-"
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43 :prefix "add-log-")
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44
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45
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120
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46 (defcustom change-log-default-name nil
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47 "*Name of a change log file for \\[add-change-log-entry]."
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48 :type '(choice (const :tag "default" nil)
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49 string)
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50 :group 'change-log)
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51
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52 (defcustom add-log-current-defun-function nil
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53 "\
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54 *If non-nil, function to guess name of current function from surrounding text.
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55 \\[add-change-log-entry] calls this function (if nil, `add-log-current-defun'
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120
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56 instead) with no arguments. It returns a string or nil if it cannot guess."
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57 :type 'boolean
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58 :group 'change-log)
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59
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120
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60 (defcustom add-log-full-name nil
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61 "*Full name of user, for inclusion in ChangeLog daily headers.
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62 This defaults to the value returned by the `user-full-name' function."
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63 :type '(choice (const :tag "Default" nil)
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64 string)
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65 :group 'change-log)
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66
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67 (defcustom add-log-mailing-address nil
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68 "*Electronic mail address of user, for inclusion in ChangeLog daily headers.
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69 This defaults to the value of `user-mail-address'."
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70 :type '(choice (const :tag "Default" nil)
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71 string)
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72 :group 'change-log)
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73
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161
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74 (defcustom add-log-time-format 'iso8601-time-string
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75 "*Function that defines the time format.
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76 For example, `iso8601-time-string' (time in international ISO 8601 format)
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77 and `current-time-string' are valid values."
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78 :type '(radio (const :tag "International ISO 8601 format" iso8601-time-string)
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79 (const :tag "Old format, as returned by `current-time-string'"
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80 current-time-string)
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81 (function :tag "Other"))
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82 :group 'change-log)
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83
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84
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85 (defvar change-log-font-lock-keywords
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151
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86 '(;;
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87 ;; Date lines, new and old styles.
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88 ("^\\sw.........[0-9: ]*"
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89 (0 font-lock-string-face)
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90 ("\\([^<]+\\)<\\([A-Za-z0-9_.-]+@[A-Za-z0-9_.-]+\\)>" nil nil
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91 (1 font-lock-reference-face)
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92 (2 font-lock-variable-name-face)))
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93 ;;
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94 ;; File names.
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95 ("^\t\\* \\([^ ,:([\n]+\\)"
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96 (1 font-lock-function-name-face)
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97 ("\\=, \\([^ ,:([\n]+\\)" nil nil (1 font-lock-function-name-face)))
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98 ;;
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99 ;; Function or variable names.
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100 ("(\\([^ ,:)\n]+\\)"
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101 (1 font-lock-keyword-face)
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102 ("\\=, \\([^ ,:\n]+\\)" nil nil (1 font-lock-keyword-face)))
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103 ;;
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104 ;; Conditionals.
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105 ("\\[!?\\([^]\n]+\\)\\]\\(:\\| (\\)" (1 font-lock-variable-name-face))
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106 ;;
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107 ;; Acknowledgments.
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108 ("^\t\\(From\\|Reported by\\)" 1 font-lock-comment-face)
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109 )
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110 "Additional expressions to highlight in Change Log mode.")
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111 (put 'change-log-mode 'font-lock-defaults
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112 '(change-log-font-lock-keywords t))
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113
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114 (defvar change-log-mode-map nil
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115 "Keymap for Change Log major mode.")
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116 (if change-log-mode-map
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117 nil
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118 (setq change-log-mode-map (make-sparse-keymap))
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119 (define-key change-log-mode-map "\C-c\C-c" 'change-log-exit)
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120 (define-key change-log-mode-map "\C-c\C-k" 'change-log-cancel))
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151
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121
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122 (defvar change-log-time-zone-rule nil
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123 "Time zone used for calculating change log time stamps.
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124 It takes the same format as the TZ argument of `set-time-zone-rule'.
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125 If nil, use local time.")
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126
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127 (defun iso8601-time-zone (time)
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128 (let* ((utc-offset (or (car (current-time-zone time)) 0))
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129 (sign (if (< utc-offset 0) ?- ?+))
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130 (sec (abs utc-offset))
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131 (ss (% sec 60))
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132 (min (/ sec 60))
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133 (mm (% min 60))
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134 (hh (/ min 60)))
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135 (format (cond ((not (zerop ss)) "%c%02d:%02d:%02d")
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136 ((not (zerop mm)) "%c%02d:%02d")
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137 (t "%c%02d"))
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138 sign hh mm ss)))
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139
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161
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140 (defun iso8601-time-string ()
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141 (if change-log-time-zone-rule
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142 (let ((tz (getenv "TZ"))
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143 (now (current-time)))
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144 (unwind-protect
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145 (progn
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146 (set-time-zone-rule
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147 change-log-time-zone-rule)
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148 (concat
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149 (format-time-string "%Y-%m-%d " now)
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150 (iso8601-time-zone now)))
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151 (set-time-zone-rule tz)))
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152 (format-time-string "%Y-%m-%d")))
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153
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154 (defun change-log-name ()
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155 (or change-log-default-name
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156 (if (eq system-type 'vax-vms)
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151
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157 "$CHANGE_LOG$.TXT"
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158 "ChangeLog")))
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159
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160 ;;;###autoload
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161 (defun prompt-for-change-log-name ()
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162 "Prompt for a change log name."
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163 (let* ((default (change-log-name))
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164 (name (expand-file-name
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165 (read-file-name (format "Log file (default %s): " default)
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166 nil default))))
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167 ;; Handle something that is syntactically a directory name.
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168 ;; Look for ChangeLog or whatever in that directory.
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169 (if (string= (file-name-nondirectory name) "")
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170 (expand-file-name (file-name-nondirectory default)
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171 name)
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172 ;; Handle specifying a file that is a directory.
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173 (if (file-directory-p name)
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174 (expand-file-name (file-name-nondirectory default)
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175 (file-name-as-directory name))
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176 name))))
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177
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178 ;;;###autoload
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179 (defun find-change-log (&optional file-name)
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180 "Find a change log file for \\[add-change-log-entry] and return the name.
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181
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182 Optional arg FILE-NAME specifies the file to use.
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183 If FILE-NAME is nil, use the value of `change-log-default-name'.
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184 If 'change-log-default-name' is nil, behave as though it were 'ChangeLog'
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185 \(or whatever we use on this operating system).
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186
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187 If 'change-log-default-name' contains a leading directory component, then
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188 simply find it in the current directory. Otherwise, search in the current
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189 directory and its successive parents for a file so named.
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190
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191 Once a file is found, `change-log-default-name' is set locally in the
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192 current buffer to the complete file name."
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193 ;; If user specified a file name or if this buffer knows which one to use,
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194 ;; just use that.
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195 (or file-name
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196 (setq file-name (and change-log-default-name
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197 (file-name-directory change-log-default-name)
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198 change-log-default-name))
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199 (progn
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200 ;; Chase links in the source file
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201 ;; and use the change log in the dir where it points.
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202 (setq file-name (or (and buffer-file-name
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203 (file-name-directory
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204 (file-chase-links buffer-file-name)))
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205 default-directory))
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206 (if (file-directory-p file-name)
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207 (setq file-name (expand-file-name (change-log-name) file-name)))
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208 ;; Chase links before visiting the file.
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209 ;; This makes it easier to use a single change log file
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210 ;; for several related directories.
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211 (setq file-name (file-chase-links file-name))
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212 (setq file-name (expand-file-name file-name))
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213 ;; Move up in the dir hierarchy till we find a change log file.
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214 (let ((file1 file-name)
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215 parent-dir)
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216 (while (and (not (or (get-file-buffer file1) (file-exists-p file1)))
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217 (progn (setq parent-dir
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218 (file-name-directory
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219 (directory-file-name
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220 (file-name-directory file1))))
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221 ;; Give up if we are already at the root dir.
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222 (not (string= (file-name-directory file1)
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223 parent-dir))))
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224 ;; Move up to the parent dir and try again.
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225 (setq file1 (expand-file-name
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226 (file-name-nondirectory (change-log-name))
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227 parent-dir)))
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228 ;; If we found a change log in a parent, use that.
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229 (if (or (get-file-buffer file1) (file-exists-p file1))
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230 (setq file-name file1)))))
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231 ;; Make a local variable in this buffer so we needn't search again.
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232 (set (make-local-variable 'change-log-default-name) file-name)
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233 file-name)
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234
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161
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235
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236 ;;;###autoload
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237 (defun add-change-log-entry (&optional whoami file-name other-window new-entry)
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238 "Find change log file and add an entry for today.
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239 Optional arg (interactive prefix) non-nil means prompt for user name and site.
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240 Second arg is file name of change log. If nil, uses `change-log-default-name'.
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241 Third arg OTHER-WINDOW non-nil means visit in other window.
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242 Fourth arg NEW-ENTRY non-nil means always create a new entry at the front;
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243 never append to an existing entry. Today's date is calculated according to
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244 `change-log-time-zone-rule' if non-nil, otherwise in local time."
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245 (interactive (list current-prefix-arg
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246 (prompt-for-change-log-name)))
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247 (or add-log-full-name
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248 (setq add-log-full-name (user-full-name)))
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249 (or add-log-mailing-address
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114
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250 (setq add-log-mailing-address (user-mail-address)))
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251 (if whoami
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252 (progn
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253 (setq add-log-full-name (read-string "Full name: " add-log-full-name))
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254 ;; Note that some sites have room and phone number fields in
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255 ;; full name which look silly when inserted. Rather than do
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256 ;; anything about that here, let user give prefix argument so that
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257 ;; s/he can edit the full name field in prompter if s/he wants.
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258 (setq add-log-mailing-address
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259 (read-string "Mailing address: " add-log-mailing-address))))
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260 (let ((defun (funcall (or add-log-current-defun-function
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261 'add-log-current-defun)))
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262 paragraph-end entry)
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263
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264 (setq file-name (expand-file-name (find-change-log file-name)))
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265
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266 ;; Set ENTRY to the file name to use in the new entry.
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267 (and buffer-file-name
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268 ;; Never want to add a change log entry for the ChangeLog file itself.
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269 (not (string= buffer-file-name file-name))
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270 (setq entry (if (string-match
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271 (concat "^" (regexp-quote (file-name-directory
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272 file-name)))
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273 buffer-file-name)
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274 (substring buffer-file-name (match-end 0))
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275 (file-name-nondirectory buffer-file-name))))
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276
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207
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277 (push-window-configuration)
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278
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279 (if (and other-window (not (equal file-name buffer-file-name)))
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280 (find-file-other-window file-name)
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281 (find-file file-name))
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2
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282 (or (eq major-mode 'change-log-mode)
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283 (change-log-mode))
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284 (undo-boundary)
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285 (goto-char (point-min))
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161
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286 (let ((new-entry (concat (funcall add-log-time-format)
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287 " " add-log-full-name
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288 " <" add-log-mailing-address ">")))
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289 (if (looking-at (regexp-quote new-entry))
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290 (forward-line 1)
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291 (insert new-entry "\n\n")))
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292
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293 ;; Search only within the first paragraph.
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294 (if (looking-at "\n*[^\n* \t]")
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295 (skip-chars-forward "\n")
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296 (forward-paragraph 1))
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297 (setq paragraph-end (point))
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298 (goto-char (point-min))
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299
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300 ;; Now insert the new line for this entry.
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301 (cond ((re-search-forward "^\\s *\\*\\s *$" paragraph-end t)
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302 ;; Put this file name into the existing empty entry.
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303 (if entry
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304 (insert entry)))
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305 ((and (not new-entry)
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306 (let (case-fold-search)
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307 (re-search-forward
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308 (concat (regexp-quote (concat "* " entry))
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309 ;; Don't accept `foo.bar' when
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310 ;; looking for `foo':
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311 "\\(\\s \\|[(),:]\\)")
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312 paragraph-end t)))
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313 ;; Add to the existing entry for the same file.
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314 (re-search-forward "^\\s *$\\|^\\s \\*")
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315 (goto-char (match-beginning 0))
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316 ;; Delete excess empty lines; make just 2.
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317 (while (and (not (eobp)) (looking-at "^\\s *$"))
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318 (delete-region (point) (save-excursion (forward-line 1) (point))))
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319 (insert "\n\n")
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320 (forward-line -2)
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321 (indent-relative-maybe))
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322 (t
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323 ;; Make a new entry.
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324 (forward-line 1)
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325 (while (looking-at "\\sW")
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326 (forward-line 1))
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327 (while (and (not (eobp)) (looking-at "^\\s *$"))
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328 (delete-region (point) (save-excursion (forward-line 1) (point))))
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329 (insert "\n\n\n")
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330 (forward-line -2)
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331 (indent-to left-margin)
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332 (insert "* " (or entry ""))))
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333 ;; Now insert the function name, if we have one.
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334 ;; Point is at the entry for this file,
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335 ;; either at the end of the line or at the first blank line.
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336 (if defun
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337 (progn
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338 ;; Make it easy to get rid of the function name.
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339 (undo-boundary)
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340 (insert (if (save-excursion
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341 (beginning-of-line 1)
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342 (looking-at "\\s *$"))
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343 ""
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344 " ")
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345 "(" defun "): "))
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346 ;; No function name, so put in a colon unless we have just a star.
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347 (if (not (save-excursion
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348 (beginning-of-line 1)
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349 (looking-at "\\s *\\(\\*\\s *\\)?$")))
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350 (insert ": ")))))
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351
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352 ;;;###autoload
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353 (defun add-change-log-entry-other-window (&optional whoami file-name)
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354 "Find change log file in other window and add an entry for today.
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355 Optional arg (interactive prefix) non-nil means prompt for user name and site.
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356 Second arg is file name of change log. \
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357 If nil, uses `change-log-default-name'."
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358 (interactive (if current-prefix-arg
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359 (list current-prefix-arg
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360 (prompt-for-change-log-name))))
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361 (add-change-log-entry whoami file-name t))
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362 ;;;###autoload (define-key ctl-x-4-map "a" 'add-change-log-entry-other-window)
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363
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364 ;;;###autoload
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365 (defun change-log-mode ()
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366 "Major mode for editing change logs; like Indented Text Mode.
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367 Prevents numeric backups and sets `left-margin' to 8 and `fill-column' to 74.
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368 New log entries are usually made with \\[add-change-log-entry] or \\[add-change-log-entry-other-window].
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369 Each entry behaves as a paragraph, and the entries for one day as a page.
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370 Runs `change-log-mode-hook'."
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371 (interactive)
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372 (kill-all-local-variables)
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373 (indented-text-mode)
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374 (setq major-mode 'change-log-mode
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375 mode-name "Change Log"
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376 left-margin 8
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2
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377 fill-column 74
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378 indent-tabs-mode t
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379 tab-width 8)
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0
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380 (use-local-map change-log-mode-map)
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151
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381 (set (make-local-variable 'fill-paragraph-function)
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382 'change-log-fill-paragraph)
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0
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383 ;; Let each entry behave as one paragraph:
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384 ;; We really do want "^" in paragraph-start below: it is only the lines that
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385 ;; begin at column 0 (despite the left-margin of 8) that we are looking for.
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151
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386 (set (make-local-variable 'paragraph-start) "\\s *$\\|\f\\|^\\<")
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387 (set (make-local-variable 'paragraph-separate) "\\s *$\\|\f\\|^\\<")
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0
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388 ;; Let all entries for one day behave as one page.
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389 ;; Match null string on the date-line so that the date-line
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390 ;; is grouped with what follows.
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391 (set (make-local-variable 'page-delimiter) "^\\<\\|^\f")
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392 (set (make-local-variable 'version-control) 'never)
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393 (set (make-local-variable 'adaptive-fill-regexp) "\\s *")
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151
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394 ;;(set (make-local-variable 'font-lock-defaults)
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395 ;;'(change-log-font-lock-keywords t))
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207
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396 (when (boundp 'filladapt-mode)
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397 ;; Filladapt works badly with ChangeLogs. Still, we disable it
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398 ;; before change-log-mode-hook, so the users can override this
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399 ;; choice.
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400 (setq filladapt-mode nil))
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0
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401 (run-hooks 'change-log-mode-hook))
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402
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207
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403 (defun change-log-exit ()
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404 "Save the change-log buffer, and restores the old window configuration.
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405 Buries the buffer."
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406 (interactive)
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407 (save-buffer)
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408 (let ((buf (current-buffer)))
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409 (pop-window-configuration)
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410 (bury-buffer buf)))
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411
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412 (defun change-log-cancel ()
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413 "Cancel the changes to change-log buffer.
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414 This kills the buffer without saving, and restores the old window
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415 configuration."
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416 (interactive)
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417 (kill-buffer (current-buffer))
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418 (pop-window-configuration))
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419
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0
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420 ;; It might be nice to have a general feature to replace this. The idea I
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421 ;; have is a variable giving a regexp matching text which should not be
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422 ;; moved from bol by filling. change-log-mode would set this to "^\\s *\\s(".
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423 ;; But I don't feel up to implementing that today.
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424 (defun change-log-fill-paragraph (&optional justify)
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425 "Fill the paragraph, but preserve open parentheses at beginning of lines.
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426 Prefix arg means justify as well."
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427 (interactive "P")
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151
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428 (let ((end (progn (forward-paragraph) (point)))
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429 (beg (progn (backward-paragraph) (point)))
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0
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430 (paragraph-start (concat paragraph-start "\\|\\s *\\s(")))
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151
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431 (fill-region beg end justify)
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432 t))
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0
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433
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120
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434 (defcustom add-log-current-defun-header-regexp
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0
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435 "^\\([A-Z][A-Z_ ]*[A-Z_]\\|[-_a-zA-Z]+\\)[ \t]*[:=]"
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120
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436 "*Heuristic regexp used by `add-log-current-defun' for unknown major modes."
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437 :type 'regexp
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438 :group 'change-log)
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0
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439
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440 ;;;###autoload
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151
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441 (defvar add-log-lisp-like-modes
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442 '(emacs-lisp-mode lisp-mode scheme-mode lisp-interaction-mode)
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443 "*Modes that look like Lisp to `add-log-current-defun'.")
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444
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445 ;;;###autoload
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446 (defvar add-log-c-like-modes
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173
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447 '(c-mode c++-mode c++-c-mode objc-mode java-mode)
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151
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448 "*Modes that look like C to `add-log-current-defun'.")
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449
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450 ;;;###autoload
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451 (defvar add-log-tex-like-modes
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452 '(TeX-mode plain-TeX-mode LaTeX-mode plain-tex-mode latex-mode)
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453 "*Modes that look like TeX to `add-log-current-defun'.")
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454
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455 ;;;###autoload
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0
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456 (defun add-log-current-defun ()
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457 "Return name of function definition point is in, or nil.
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458
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459 Understands C, Lisp, LaTeX (\"functions\" are chapters, sections, ...),
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460 Texinfo (@node titles), Perl, and Fortran.
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461
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462 Other modes are handled by a heuristic that looks in the 10K before
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463 point for uppercase headings starting in the first column or
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464 identifiers followed by `:' or `=', see variable
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465 `add-log-current-defun-header-regexp'.
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466
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467 Has a preference of looking backwards."
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468 (condition-case nil
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469 (save-excursion
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470 (let ((location (point)))
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151
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471 (cond ((memq major-mode add-log-lisp-like-modes)
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0
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472 ;; If we are now precisely at the beginning of a defun,
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473 ;; make sure beginning-of-defun finds that one
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474 ;; rather than the previous one.
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475 (or (eobp) (forward-char 1))
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476 (beginning-of-defun)
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477 ;; Make sure we are really inside the defun found, not after it.
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2
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478 (if (and (looking-at "\\s(")
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479 (progn (end-of-defun)
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0
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480 (< location (point)))
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481 (progn (forward-sexp -1)
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482 (>= location (point))))
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483 (progn
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484 (if (looking-at "\\s(")
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485 (forward-char 1))
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486 (forward-sexp 1)
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487 (skip-chars-forward " '")
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488 (buffer-substring (point)
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489 (progn (forward-sexp 1) (point))))))
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151
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490 ((and (memq major-mode add-log-c-like-modes)
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491 (save-excursion
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492 (beginning-of-line)
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493 ;; Use eq instead of = here to avoid
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494 ;; error when at bob and char-after
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495 ;; returns nil.
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496 (while (eq (char-after (- (point) 2)) ?\\)
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497 (forward-line -1))
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498 (looking-at "[ \t]*#[ \t]*define[ \t]")))
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0
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499 ;; Handle a C macro definition.
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500 (beginning-of-line)
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501 (while (eq (char-after (- (point) 2)) ?\\) ;not =; note above
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502 (forward-line -1))
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503 (search-forward "define")
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504 (skip-chars-forward " \t")
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505 (buffer-substring (point)
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506 (progn (forward-sexp 1) (point))))
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151
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507 ((memq major-mode add-log-c-like-modes)
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0
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508 (beginning-of-line)
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509 ;; See if we are in the beginning part of a function,
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510 ;; before the open brace. If so, advance forward.
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511 (while (not (looking-at "{\\|\\(\\s *$\\)"))
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512 (forward-line 1))
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513 (or (eobp)
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514 (forward-char 1))
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515 (beginning-of-defun)
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516 (if (progn (end-of-defun)
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517 (< location (point)))
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518 (progn
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519 (backward-sexp 1)
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520 (let (beg tem)
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521
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522 (forward-line -1)
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523 ;; Skip back over typedefs of arglist.
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524 (while (and (not (bobp))
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525 (looking-at "[ \t\n]"))
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526 (forward-line -1))
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527 ;; See if this is using the DEFUN macro used in Emacs,
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528 ;; or the DEFUN macro used by the C library.
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529 (if (condition-case nil
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530 (and (save-excursion
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531 (end-of-line)
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532 (while (= (preceding-char) ?\\)
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533 (end-of-line 2))
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534 (backward-sexp 1)
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535 (beginning-of-line)
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536 (setq tem (point))
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537 (looking-at "DEFUN\\b"))
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538 (>= location tem))
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539 (error nil))
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540 (progn
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541 (goto-char tem)
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542 (down-list 1)
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543 (if (= (char-after (point)) ?\")
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544 (progn
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545 (forward-sexp 1)
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546 (skip-chars-forward " ,")))
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547 (buffer-substring (point)
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548 (progn (forward-sexp 1) (point))))
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549 (if (looking-at "^[+-]")
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550 (get-method-definition)
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551 ;; Ordinary C function syntax.
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552 (setq beg (point))
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553 (if (and (condition-case nil
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554 ;; Protect against "Unbalanced parens" error.
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|
555 (progn
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556 (down-list 1) ; into arglist
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557 (backward-up-list 1)
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558 (skip-chars-backward " \t")
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|
559 t)
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|
560 (error nil))
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561 ;; Verify initial pos was after
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|
|
562 ;; real start of function.
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563 (save-excursion
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|
564 (goto-char beg)
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|
565 ;; For this purpose, include the line
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|
566 ;; that has the decl keywords. This
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|
567 ;; may also include some of the
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|
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568 ;; comments before the function.
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|
|
569 (while (and (not (bobp))
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570 (save-excursion
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571 (forward-line -1)
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572 (looking-at "[^\n\f]")))
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|
573 (forward-line -1))
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574 (>= location (point)))
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|
|
575 ;; Consistency check: going down and up
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|
|
576 ;; shouldn't take us back before BEG.
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|
|
577 (> (point) beg))
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|
578 (let (end middle)
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|
|
579 ;; Don't include any final newline
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|
|
580 ;; in the name we use.
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|
|
581 (if (= (preceding-char) ?\n)
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|
|
582 (forward-char -1))
|
|
|
583 (setq end (point))
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|
|
584 (backward-sexp 1)
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|
|
585 ;; Now find the right beginning of the name.
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|
|
586 ;; Include certain keywords if they
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|
|
587 ;; precede the name.
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|
|
588 (setq middle (point))
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|
|
589 (forward-word -1)
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|
|
590 ;; Ignore these subparts of a class decl
|
|
|
591 ;; and move back to the class name itself.
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|
|
592 (while (looking-at "public \\|private ")
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|
|
593 (skip-chars-backward " \t:")
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|
|
594 (setq end (point))
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|
|
595 (backward-sexp 1)
|
|
|
596 (setq middle (point))
|
|
|
597 (forward-word -1))
|
|
|
598 (and (bolp)
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|
|
599 (looking-at "struct \\|union \\|class ")
|
|
|
600 (setq middle (point)))
|
|
|
601 (buffer-substring middle end)))))))))
|
|
151
|
602 ((memq major-mode add-log-tex-like-modes)
|
|
0
|
603 (if (re-search-backward
|
|
|
604 "\\\\\\(sub\\)*\\(section\\|paragraph\\|chapter\\)" nil t)
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|
|
605 (progn
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|
|
606 (goto-char (match-beginning 0))
|
|
|
607 (buffer-substring (1+ (point));; without initial backslash
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|
|
608 (progn
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|
|
609 (end-of-line)
|
|
|
610 (point))))))
|
|
|
611 ((eq major-mode 'texinfo-mode)
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|
|
612 (if (re-search-backward "^@node[ \t]+\\([^,\n]+\\)" nil t)
|
|
|
613 (buffer-substring (match-beginning 1)
|
|
|
614 (match-end 1))))
|
|
|
615 ((eq major-mode 'perl-mode)
|
|
|
616 (if (re-search-backward "^sub[ \t]+\\([^ \t\n]+\\)" nil t)
|
|
|
617 (buffer-substring (match-beginning 1)
|
|
|
618 (match-end 1))))
|
|
|
619 ((eq major-mode 'fortran-mode)
|
|
|
620 ;; must be inside function body for this to work
|
|
|
621 (beginning-of-fortran-subprogram)
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|
|
622 (let ((case-fold-search t)) ; case-insensitive
|
|
|
623 ;; search for fortran subprogram start
|
|
|
624 (if (re-search-forward
|
|
|
625 "^[ \t]*\\(program\\|subroutine\\|function\
|
|
|
626 \\|[ \ta-z0-9*]*[ \t]+function\\)"
|
|
|
627 nil t)
|
|
|
628 (progn
|
|
|
629 ;; move to EOL or before first left paren
|
|
|
630 (if (re-search-forward "[(\n]" nil t)
|
|
|
631 (progn (forward-char -1)
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|
|
632 (skip-chars-backward " \t"))
|
|
|
633 (end-of-line))
|
|
|
634 ;; Use the name preceding that.
|
|
|
635 (buffer-substring (point)
|
|
|
636 (progn (forward-sexp -1)
|
|
|
637 (point)))))))
|
|
|
638 (t
|
|
|
639 ;; If all else fails, try heuristics
|
|
|
640 (let (case-fold-search)
|
|
|
641 (end-of-line)
|
|
|
642 (if (re-search-backward add-log-current-defun-header-regexp
|
|
|
643 (- (point) 10000)
|
|
|
644 t)
|
|
|
645 (buffer-substring (match-beginning 1)
|
|
|
646 (match-end 1))))))))
|
|
|
647 (error nil)))
|
|
|
648
|
|
|
649 (defvar get-method-definition-md)
|
|
|
650
|
|
|
651 ;; Subroutine used within get-method-definition.
|
|
|
652 ;; Add the last match in the buffer to the end of `md',
|
|
|
653 ;; followed by the string END; move to the end of that match.
|
|
|
654 (defun get-method-definition-1 (end)
|
|
|
655 (setq get-method-definition-md
|
|
|
656 (concat get-method-definition-md
|
|
|
657 (buffer-substring (match-beginning 1) (match-end 1))
|
|
|
658 end))
|
|
|
659 (goto-char (match-end 0)))
|
|
|
660
|
|
|
661 ;; For objective C, return the method name if we are in a method.
|
|
|
662 (defun get-method-definition ()
|
|
|
663 (let ((get-method-definition-md "["))
|
|
|
664 (save-excursion
|
|
|
665 (if (re-search-backward "^@implementation\\s-*\\([A-Za-z_]*\\)" nil t)
|
|
|
666 (get-method-definition-1 " ")))
|
|
|
667 (save-excursion
|
|
|
668 (cond
|
|
|
669 ((re-search-forward "^\\([-+]\\)[ \t\n\f\r]*\\(([^)]*)\\)?\\s-*" nil t)
|
|
|
670 (get-method-definition-1 "")
|
|
|
671 (while (not (looking-at "[{;]"))
|
|
|
672 (looking-at
|
|
|
673 "\\([A-Za-z_]*:?\\)\\s-*\\(([^)]*)\\)?[A-Za-z_]*[ \t\n\f\r]*")
|
|
|
674 (get-method-definition-1 ""))
|
|
|
675 (concat get-method-definition-md "]"))))))
|
|
|
676
|
|
|
677
|
|
|
678 (provide 'add-log)
|
|
|
679
|
|
|
680 ;;; add-log.el ends here
|
