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1 ;;;; -*-emacs-lisp-*-
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2 ;;;;---------------------------------------------------------------------------
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3 ;;;; EMACS interface for send-pr (by Heinz G. Seidl, hgs@cygnus.com)
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4 ;;;; Slightly hacked by Brendan Kehoe (brendan@cygnus.com).
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5 ;;;;
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6 ;;;; This file is part of the Problem Report Management System (GNATS)
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7 ;;;; Copyright 1992, 1993 Cygnus Support
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8 ;;;;
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9 ;;;; This program is free software; you can redistribute it and/or
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10 ;;;; modify it under the terms of the GNU General Public
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11 ;;;; License as published by the Free Software Foundation; either
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12 ;;;; version 2 of the License, or (at your option) any later version.
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13 ;;;;
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14 ;;;; This program is distributed in the hope that it will be useful,
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15 ;;;; but 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 Library General Public
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20 ;;;; License along with this program; if not, write to the Free
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21 ;;;; Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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22 ;;;;
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23 ;;;;---------------------------------------------------------------------------
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24 ;;;;
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25 ;;;; This file contains the EMACS interface to the Problem Report Management
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26 ;;;; System (GNATS):
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27 ;;;;
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28 ;;;; - The `send-pr' command and the `send-pr-mode' for sending
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29 ;;;; Problem Reports (PRs).
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30 ;;;;
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31 ;;;; For more information about how to send a PR see send-pr(1).
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32 ;;;;
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33 ;;;;---------------------------------------------------------------------------
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34 ;;;;
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35 ;;;; Configuration: the symbol `DEFAULT-RELEASE' can be replaced by
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36 ;;;; site/release specific strings during the configuration/installation
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37 ;;;; process.
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38 ;;;;
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39 ;;;; Install this file in your EMACS library directory.
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40 ;;;;
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41 ;;;;---------------------------------------------------------------------------
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42
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43 (provide 'send-pr)
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44
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45 ;;;;---------------------------------------------------------------------------
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46 ;;;; Customization: put the following forms into your default.el file
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47 ;;;; (or into your .emacs)
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48 ;;;;---------------------------------------------------------------------------
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49
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50 ;(autoload 'send-pr-mode "send-pr"
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51 ; "Major mode for sending problem reports." t)
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52
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53 ;(autoload 'send-pr "send-pr"
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54 ; "Command to create and send a problem report." t)
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55
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56 ;;;;---------------------------------------------------------------------------
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57 ;;;; End of Customization Section
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58 ;;;;---------------------------------------------------------------------------
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59
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60 (autoload 'server-buffer-done "server")
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61 (defvar server-buffer-clients nil)
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62 (defvar mail-self-blind nil)
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63 (defvar mail-default-reply-to nil)
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64
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65 (defconst send-pr::version "3.101")
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66
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120
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67 (defvar gnats:root "/usr/share/gnats/gnats-db"
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68 "*The top of the tree containing the GNATS database.")
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69
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70 ;;;;---------------------------------------------------------------------------
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71 ;;;; hooks
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72 ;;;;---------------------------------------------------------------------------
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73
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74 (defvar text-mode-hook nil) ; we define it here in case it's not defined
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75 (defvar send-pr-mode-hook text-mode-hook "Called when send-pr is invoked.")
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76
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77 ;;;;---------------------------------------------------------------------------
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78 ;;;; Domains and default values for (some of) the Problem Report fields;
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79 ;;;; constants and definitions.
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80 ;;;;---------------------------------------------------------------------------
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81
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82 (defconst gnats::emacs-19p
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83 (not (or (and (boundp 'epoch::version) epoch::version)
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84 (string-lessp emacs-version "19")))
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85 "Is this emacs v19?")
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86
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87 ;;; This has to be here rather than at the bottom of this file with
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88 ;;; the other utility functions because it is used by
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89 ;;; gnats::get-config, which is called when send-pr.el is being
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90 ;;; loaded (see the "defconst" below), before the whole file has been
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91 ;;; loaded.
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92
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93 (defun gnats::find-safe-default-directory (&optional buffer)
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94 "If the directory referred to by `default-directory' for the current
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95 buffer (or for optional argument BUFFER) does not exist, set it to the home
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96 directory of the current user if that exists, or to `/'.
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97
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98 Returns the final value of default-directory in the buffer."
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99 (let ((homedir (expand-file-name "~/")))
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100 (save-excursion
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101 (if buffer (set-buffer buffer))
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102 (if (not (file-exists-p default-directory))
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103 (if (file-exists-p homedir)
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104 (setq default-directory homedir)
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105 (setq default-directory "/")))
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106 default-directory)))
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107
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108 ;;; These may be changed during configuration/installation or by the individual
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109 ;;; user in his/her .emacs file.
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110 ;;;
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111 (defun gnats::get-config (var)
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112 (let ((shell-file-name "/bin/sh")
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113 (buf (generate-new-buffer " *GNATS config*"))
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114 ret)
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115 (save-excursion
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116 (set-buffer buf)
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117 (shell-command-on-region
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118 (point-min) (point-max)
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119 (concat ". " gnats:root "/gnats-adm/config; echo $" var ) t)
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120 (goto-char (point-min))
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121 ; We have to use get-buffer, since shell-command-on-region will wipe
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122 ; out the buffer if there's no output from the command.
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123 (if (or (not (get-buffer "*Shell Command Output*"))
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124 (looking-at "/bin/sh:\\|\.:\\|\n"))
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125 (setq ret nil)
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126 (setq ret (buffer-substring (point-min) (- (point-max) 1)))))
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127 (if (and ret (string-equal ret "")) (setq ret nil))
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128 (kill-buffer buf)
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129 ret))
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130
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131 ;; const because it must match the script's value
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118
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132 ;; XEmacs, former value was (or (gnats::get-config "DATADIR") "/usr/share")
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133 (defconst send-pr:datadir data-directory
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134 "*Where the `gnats' subdirectory containing category lists lives.")
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135
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136 (defvar send-pr::sites nil
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137 "List of GNATS support sites; computed at runtime.")
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138 (defvar send-pr:default-site
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139 (or (gnats::get-config "GNATS_SITE") "xemacs.org")
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140 "Default site to send bugs to.")
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141 (defvar send-pr:::site send-pr:default-site
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142 "The site to which a problem report is currently being submitted, or NIL
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143 if using the default site (buffer local).")
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144
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145 (defvar send-pr:::categories nil
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146 "Buffer local list of available categories, derived at runtime from
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147 send-pr:::site and send-pr::category-alist.")
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148 (defvar send-pr::category-alist nil
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149 "Alist of GNATS support sites and the categories supported at each; computed
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150 at runtime.")
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151
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152 ;;; Ideally we would get all the following values from a central database
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153 ;;; during runtime instead of having them here in the code.
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154 ;;;
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155 (defconst send-pr::fields
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156 (` (("Category" send-pr::set-categories
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157 (, (or (gnats::get-config "DEFAULT_CATEGORY") nil)) enum)
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158 ("Class" (("sw-bug") ("doc-bug") ("change-request") ("support"))
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159 (, (or (gnats::get-config "DEFAULT_CLASS") 0)) enum)
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160 ("Confidential" (("yes") ("no"))
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161 (, (or (gnats::get-config "DEFAULT_CONFIDENTIAL") 1)) enum)
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162 ("Severity" (("non-critical") ("serious") ("critical"))
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163 (, (or (gnats::get-config "DEFAULT_SEVERITY") 1)) enum)
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164 ("Priority" (("low") ("medium") ("high"))
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165 (, (or (gnats::get-config "DEFAULT_PRIORITY") 1)) enum)
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166 ("Release" nil
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167 (, (or (gnats::get-config "DEFAULT_RELEASE") "gnats-3.101"))
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168 text)
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169 ("Submitter-Id" nil
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170 (, (or (gnats::get-config "SUBMITTER") "xSUBMITTERx")) text)
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171 ("Synopsis" nil nil text
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172 (lambda (a b c) (gnats::set-mail-field "Subject" c)))))
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173 "AList, keyed on the name of the field, of:
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174 1) The field name.
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175 2) The list of completions. This can be a list, a function to call, or nil.
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176 3) The default value.
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177 4) The type of the field.
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178 5) A sub-function to call when changed.")
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179
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180 (defvar gnats::fields nil)
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181
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182 (defmacro gnats::push (i l)
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183 (` (setq (, l) (cons (,@ (list i l))))))
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184
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185 (defun send-pr::set-categories (&optional arg)
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186 "Get the list of categories for the current site out of
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187 send-pr::category-alist if there or from send-pr if not. With arg, force
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188 update."
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189 ;;
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190 (let ((entry (assoc send-pr:::site send-pr::category-alist)))
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191 (or (and entry (null arg))
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192 (let ((oldpr (getenv "GNATS_ROOT")) cats)
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193 (send-pr::set-sites arg)
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194 (setenv "GNATS_ROOT" gnats:root)
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195 (setq cats (gnats::get-value-from-shell
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196 "send-pr" "-CL" send-pr:::site))
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197 (setenv "GNATS_ROOT" oldpr)
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198 (if entry (setcdr entry cats)
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199 (setq entry (cons send-pr:::site cats))
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200 (gnats::push entry send-pr::category-alist))))
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201 (setq send-pr:::categories (cdr entry))))
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202
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203 (defun send-pr::set-sites (&optional arg)
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204 "Get the list of sites (by listing the contents of DATADIR/gnats) and assign
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205 it to send-pr::sites. With arg, force update."
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206 (or (and (null arg) send-pr::sites)
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207 (progn
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208 (setq send-pr::sites nil)
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209 (mapcar
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210 (function
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211 (lambda (file)
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212 (or (memq t (mapcar (function (lambda (x) (string= x file)))
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213 '("." ".." "pr-edit" "pr-addr")))
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214 (not (file-readable-p file))
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215 (gnats::push (list (file-name-nondirectory file))
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216 send-pr::sites))))
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118
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217 (directory-files (format "%sgnats" send-pr:datadir) t))
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110
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218 (setq send-pr::sites (reverse send-pr::sites)))))
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219
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220 (defconst send-pr::pr-buffer-name "*send-pr*"
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221 "Name of the temporary buffer, where the problem report gets composed.")
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222
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223 (defconst send-pr::err-buffer-name "*send-pr-error*"
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224 "Name of the temporary buffer, where send-pr error messages appear.")
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225
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226 (defvar send-pr:::err-buffer nil
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227 "The error buffer used by the current PR buffer.")
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228
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229 (defvar send-pr:::spawn-to-send nil
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230 "Whether or not send-pr-mode should spawn a send-pr process to send the PR.")
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231
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232 (defconst gnats::indent 17 "Indent for formatting the value.")
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233
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234 ;;;;---------------------------------------------------------------------------
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235 ;;;; `send-pr' - command for creating and sending of problem reports
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236 ;;;;---------------------------------------------------------------------------
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237
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238 ;;;###autoload
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239 (fset 'send-pr 'send-pr:send-pr)
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240 ;;;###autoload
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241 (defun send-pr:send-pr (&optional site)
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242 "Create a buffer and read in the result of `send-pr -P'.
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243 When finished with editing the problem report use \\[send-pr:submit-pr]
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244 to send the PR with `send-pr -b -f -'."
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245 ;;
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246 (interactive
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247 (if current-prefix-arg
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248 (list (completing-read "Site: " (send-pr::set-sites 'recheck) nil t
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249 send-pr:default-site))))
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250 (or site (setq site send-pr:default-site))
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251 (let ((buf (get-buffer send-pr::pr-buffer-name)))
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252 (if (or (not buf)
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253 (progn (switch-to-buffer buf)
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254 (cond ((or (not (buffer-modified-p buf))
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255 (y-or-n-p "Erase previous problem report? "))
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256 (erase-buffer) t)
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257 (t nil))))
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258 (send-pr::start-up site))))
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259
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260 (defun send-pr::start-up (site)
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261 (switch-to-buffer (get-buffer-create send-pr::pr-buffer-name))
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262 (setq default-directory (expand-file-name "~/"))
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263 (auto-save-mode auto-save-default)
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264 (let ((oldpr (getenv "GNATS_ROOT"))
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265 (case-fold-search nil))
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266 (setenv "GNATS_ROOT" gnats:root)
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267 (send-pr::insert-template site)
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268 (setenv "GNATS_ROOT" oldpr)
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269 (goto-char (point-min))
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270 (if (looking-at "send-pr:")
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271 (cond ((looking-at "send-pr: .* does not have a categories list")
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272 (setq send-pr::sites nil)
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273 (error "send-pr: the GNATS site %s does not have a categories list" site))
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274 (t (error (buffer-substring (point-min) (point-max)))))
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275 (save-excursion
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276 ;; Clear cruft inserted by bdamaged .cshrcs
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277 (goto-char 1)
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112
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278 ;; XEmacs change
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279 (when (re-search-forward "^SEND-PR:" nil t)
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280 (delete-region 1 (match-beginning 0))))))
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110
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281 (set-buffer-modified-p nil)
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282 (send-pr:send-pr-mode)
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283 (setq send-pr:::site site)
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284 (setq send-pr:::spawn-to-send t)
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285 (send-pr::set-categories)
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286 (if (null send-pr:::categories)
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287 (progn
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288 (and send-pr:::err-buffer (kill-buffer send-pr:::err-buffer))
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289 (kill-buffer nil)
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290 (message "send-pr: no categories found"))
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291 (or (stringp mail-default-reply-to)
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292 (setq mail-default-reply-to (getenv "REPLYTO")))
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293 (and mail-default-reply-to
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294 (gnats::set-mail-field "Reply-To" mail-default-reply-to))
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295 (and mail-self-blind
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296 (gnats::set-mail-field "BCC" (user-login-name)))
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297 (mapcar 'send-pr::maybe-change-field send-pr::fields)
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298 (gnats::position-on-field "Description")
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299 (message (substitute-command-keys
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300 "To send the problem report use: \\[send-pr:submit-pr]"))))
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301
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302 (defvar send-pr::template-alist nil
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303 "An alist containing the output of send-pr -P <sitename> for various sites.")
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304
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305 (defun send-pr::insert-template (site)
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306 (let ((elt (assoc site send-pr::template-alist)))
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307 (if elt
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308 (save-excursion (insert (cdr elt)))
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118
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309 (setenv "DATADIR" send-pr:datadir)
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110
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310 (call-process "send-pr" nil t nil "-P" site)
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311 (save-excursion
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312 (setq send-pr::template-alist
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313 (cons (cons site (buffer-substring (point-min) (point-max)))
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314 send-pr::template-alist))))))
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315
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316 (fset 'do-send-pr 'send-pr:submit-pr) ;backward compat
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317 (defun send-pr:submit-pr ()
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318 "Pipe the contents of the buffer *send-pr* to `send-pr -f -.' unless this
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319 buffer was loaded with emacsclient, in which case save the buffer and exit."
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320 ;;
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321 (interactive)
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322 (cond
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323 ((and (boundp 'server-buffer-clients)
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324 server-buffer-clients)
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325 (let ((buffer (current-buffer))
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326 (version-control nil) (buffer-backed-up nil))
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327 (save-buffer buffer)
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328 (kill-buffer buffer)
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329 (server-buffer-done buffer)))
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330 (send-pr:::spawn-to-send
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331 (or (and send-pr:::err-buffer
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332 (buffer-name send-pr:::err-buffer))
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333 (setq send-pr:::err-buffer
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334 (get-buffer-create send-pr::err-buffer-name)))
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335 (let ((err-buffer send-pr:::err-buffer) mesg ok)
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336 (save-excursion (set-buffer err-buffer) (erase-buffer))
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337 (message "running send-pr...")
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338 (let ((oldpr (getenv "GNATS_ROOT")))
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339 (setenv "GNATS_ROOT" gnats:root)
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118
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340 (setenv "DATADIR" send-pr:datadir)
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110
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341 (call-process-region (point-min) (point-max) "send-pr"
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342 nil err-buffer nil send-pr:::site
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343 "-b" "-f" "-")
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344 (setenv "GNATS_ROOT" oldpr))
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345 (message "running send-pr...done")
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346 ;; stupidly we cannot check the return value in EMACS 18.57, thus we need
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347 ;; this kluge to find out whether send-pr succeeded.
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348 (if (save-excursion
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349 (set-buffer err-buffer)
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350 (goto-char (point-min))
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351 (setq mesg (buffer-substring (point-min) (- (point-max) 1)))
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352 (search-forward "problem report sent" nil t))
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353 (progn (message mesg)
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354 (kill-buffer err-buffer)
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|
|
355 (delete-auto-save-file-if-necessary)
|
|
|
356 (set-buffer-modified-p nil)
|
|
|
357 (bury-buffer))
|
|
|
358 (pop-to-buffer err-buffer))
|
|
|
359 ))
|
|
|
360 (t
|
|
|
361 (save-buffer)
|
|
|
362 (message "Exit emacs to send the PR."))))
|
|
|
363
|
|
|
364 ;;;;---------------------------------------------------------------------------
|
|
|
365 ;;;; send-pr:send-pr-mode mode
|
|
|
366 ;;;;---------------------------------------------------------------------------
|
|
|
367
|
|
|
368 (defvar send-pr-mode-map
|
|
|
369 (let ((map (make-sparse-keymap)))
|
|
|
370 (define-key map "\C-c\C-c" 'send-pr:submit-pr)
|
|
|
371 (define-key map "\C-c\C-f" 'gnats:change-field)
|
|
|
372 (define-key map "\M-n" 'gnats:next-field)
|
|
|
373 (define-key map "\M-p" 'gnats:previous-field)
|
|
|
374 (define-key map "\C-\M-f" 'gnats:forward-field)
|
|
|
375 (define-key map "\C-\M-b" 'gnats:backward-field)
|
|
|
376 map)
|
|
|
377 "Keymap for send-pr mode.")
|
|
|
378
|
|
|
379 (defconst gnats::keyword "^>\\([-a-zA-Z]+\\):")
|
|
|
380 (defconst gnats::before-keyword "[ \t\n\f]*[\n\f]+>\\([-a-zA-Z]+\\):")
|
|
|
381 (defconst gnats::after-keyword "^>\\([-a-zA-Z]+\\):[ \t\n\f]+")
|
|
|
382
|
|
|
383 ;;;###autoload
|
|
|
384 (fset 'send-pr-mode 'send-pr:send-pr-mode)
|
|
|
385 ;;;###autoload
|
|
|
386 (defun send-pr:send-pr-mode ()
|
|
|
387 "Major mode for submitting problem reports.
|
|
|
388 For information about the form see gnats(1) and send-pr(1).
|
|
|
389 Special commands: \\{send-pr-mode-map}
|
|
|
390 Turning on send-pr-mode calls the value of the variable send-pr-mode-hook,
|
|
|
391 if it is not nil."
|
|
|
392 (interactive)
|
|
|
393 (gnats::patch-exec-path)
|
|
|
394 (put 'send-pr:send-pr-mode 'mode-class 'special)
|
|
|
395 (kill-all-local-variables)
|
|
|
396 (setq major-mode 'send-pr:send-pr-mode)
|
|
|
397 (setq mode-name "send-pr")
|
|
|
398 (use-local-map send-pr-mode-map)
|
|
|
399 (set-syntax-table text-mode-syntax-table)
|
|
|
400 (setq local-abbrev-table text-mode-abbrev-table)
|
|
|
401 (setq buffer-offer-save t)
|
|
|
402 (make-local-variable 'send-pr:::site)
|
|
|
403 (make-local-variable 'send-pr:::categories)
|
|
|
404 (make-local-variable 'send-pr:::err-buffer)
|
|
|
405 (make-local-variable 'send-pr:::spawn-to-send)
|
|
|
406 (make-local-variable 'paragraph-separate)
|
|
|
407 (setq paragraph-separate (concat (default-value 'paragraph-separate)
|
|
|
408 "\\|" gnats::keyword "[ \t\n\f]*$"))
|
|
|
409 (make-local-variable 'paragraph-start)
|
|
|
410 (setq paragraph-start (concat (default-value 'paragraph-start)
|
|
|
411 "\\|" gnats::keyword))
|
|
|
412 (run-hooks 'send-pr-mode-hook)
|
|
|
413 t)
|
|
|
414
|
|
|
415 ;;;;---------------------------------------------------------------------------
|
|
|
416 ;;;; Functions to read and replace field values.
|
|
|
417 ;;;;---------------------------------------------------------------------------
|
|
|
418
|
|
|
419 (defun gnats::position-on-field (field &optional quiet)
|
|
|
420 (goto-char (point-min))
|
|
|
421 (if (not (re-search-forward (concat "^>" field ":") nil t))
|
|
|
422 (if quiet
|
|
|
423 nil
|
|
|
424 (error "Field `>%s:' not found." field))
|
|
|
425 (re-search-forward "[ \t\n\f]*")
|
|
|
426 (if (looking-at gnats::keyword)
|
|
|
427 (backward-char 1))
|
|
|
428 t))
|
|
|
429
|
|
|
430 (defun gnats::mail-position-on-field (field)
|
|
|
431 (let (end
|
|
|
432 (case-fold-search t))
|
|
|
433 (goto-char (point-min))
|
|
|
434 (re-search-forward "^$")
|
|
|
435 (setq end (match-beginning 0))
|
|
|
436 (goto-char (point-min))
|
|
|
437 (if (not (re-search-forward (concat "^" field ":") end 'go-to-end))
|
|
|
438 (insert field ": \n")
|
|
|
439 (re-search-forward "[ \t\n\f]*"))
|
|
|
440 (skip-chars-backward "\n")
|
|
|
441 t))
|
|
|
442
|
|
|
443 (defun gnats::field-contents (field &optional elem move)
|
|
|
444 (let (pos)
|
|
|
445 (unwind-protect
|
|
|
446 (save-excursion
|
|
|
447 (if (not (gnats::position-on-field field t))
|
|
|
448 nil
|
|
|
449 (setq pos (point-marker))
|
|
|
450 (if (or (looking-at "<.*>$") (eolp))
|
|
|
451 t
|
|
|
452 (looking-at ".*$") ; to set match-{beginning,end}
|
|
|
453 (gnats::nth-word
|
|
|
454 (buffer-substring (match-beginning 0) (match-end 0))
|
|
|
455 elem))))
|
|
|
456 (and move pos (goto-char pos)))))
|
|
|
457
|
|
|
458 (defun gnats::functionp (thing)
|
|
|
459 (or (and (symbolp thing) (fboundp thing))
|
|
|
460 (and (listp thing) (eq (car thing) 'lambda))))
|
|
|
461
|
|
|
462 (defun gnats::field-values (field)
|
|
|
463 "Return the possible (known) values for field FIELD."
|
|
|
464 (let* ((fields (if (eq major-mode 'gnats:gnats-mode) gnats::fields
|
|
|
465 send-pr::fields))
|
|
|
466 (thing (elt (assoc field fields) 1)))
|
|
|
467 (cond ((gnats::functionp thing) (funcall thing))
|
|
|
468 ((listp thing) thing)
|
|
|
469 (t (error "ACK")))))
|
|
|
470
|
|
|
471 (defun gnats::field-default (field)
|
|
|
472 "Return the default value for field FIELD."
|
|
|
473 (let* ((fields (if (eq major-mode 'gnats:gnats-mode) gnats::fields
|
|
|
474 send-pr::fields))
|
|
|
475 (thing (elt (assoc field fields) 2)))
|
|
|
476 (cond ((stringp thing) thing)
|
|
|
477 ((null thing) "")
|
|
|
478 ((numberp thing) (car (elt (gnats::field-values field) thing)))
|
|
|
479 ((gnats::functionp thing)
|
|
|
480 (funcall thing (gnats::field-contents field)))
|
|
|
481 ((eq thing t) (gnats::field-contents field))
|
|
|
482 (t (error "ACK")))))
|
|
|
483
|
|
|
484 (defun gnats::field-type (field)
|
|
|
485 "Return the type of field FIELD."
|
|
|
486 (let* ((fields (if (eq major-mode 'gnats:gnats-mode) gnats::fields
|
|
|
487 send-pr::fields))
|
|
|
488 (thing (elt (assoc field fields) 3)))
|
|
|
489 thing))
|
|
|
490
|
|
|
491 (defun gnats::field-action (field)
|
|
|
492 "Return the extra handling function for field FIELD."
|
|
|
493 (let* ((fields (if (eq major-mode 'gnats:gnats-mode) gnats::fields
|
|
|
494 send-pr::fields))
|
|
|
495 (thing (elt (assoc field fields) 4)))
|
|
|
496 (cond ((null thing) 'ignore)
|
|
|
497 ((gnats::functionp thing) thing)
|
|
|
498 (t (error "ACK")))))
|
|
|
499
|
|
|
500 ;;;;---------------------------------------------------------------------------
|
|
|
501 ;;;; Point movement functions
|
|
|
502 ;;;;---------------------------------------------------------------------------
|
|
|
503
|
|
|
504 (or (fboundp 'defsubst) (fset 'defsubst 'defun))
|
|
|
505
|
|
|
506 (defun send-pr::maybe-change-field (field)
|
|
|
507 (setq field (car field))
|
|
|
508 (let ((thing (gnats::field-contents field)))
|
|
|
509 (and thing (eq t thing)
|
|
|
510 (not (eq 'multi-text (gnats::field-type field)))
|
|
|
511 (gnats:change-field field))))
|
|
|
512
|
|
|
513 (defun gnats:change-field (&optional field default)
|
|
|
514 "Change the value of the field containing the cursor. With arg, ask the
|
|
|
515 user for the field to change. From a program, the function takes optional
|
|
|
516 arguments of the field to change and the default value to use."
|
|
|
517 (interactive)
|
|
|
518 (or field current-prefix-arg (setq field (gnats::current-field)))
|
|
|
519 (or field
|
|
|
520 (setq field
|
|
|
521 (completing-read "Field: "
|
|
|
522 (if (eq major-mode 'gnats:gnats-mode)
|
|
|
523 gnats::fields
|
|
|
524 send-pr::fields)
|
|
|
525 nil t)))
|
|
|
526 (gnats::position-on-field field)
|
|
|
527 (sit-for 0)
|
|
|
528 (let* ((old (gnats::field-contents field))
|
|
|
529 new)
|
|
|
530 (if (null old)
|
|
|
531 (error "ACK")
|
|
|
532 (if (or (interactive-p) t)
|
|
|
533 (let ((prompt (concat ">" field ": "))
|
|
|
534 (domain (gnats::field-values field))
|
|
|
535 (type (gnats::field-type field)))
|
|
|
536 (or default (setq default (gnats::field-default field)))
|
|
|
537 (setq new
|
|
|
538 (if (eq type 'enum)
|
|
|
539 (completing-read prompt domain nil t
|
|
|
540 (if gnats::emacs-19p (cons default 0)
|
|
|
541 default))
|
|
|
542 (read-string prompt (if gnats::emacs-19p (cons default 1)
|
|
|
543 default)))))
|
|
|
544 (setq new default))
|
|
|
545 (gnats::set-field field new)
|
|
|
546 (funcall (gnats::field-action field) field old new)
|
|
|
547 new)))
|
|
|
548
|
|
|
549 (defun gnats::set-field (field value)
|
|
|
550 (save-excursion
|
|
|
551 (gnats::position-on-field field)
|
|
|
552 (delete-horizontal-space)
|
|
|
553 (looking-at ".*$")
|
|
|
554 (replace-match
|
|
|
555 (concat (make-string (- gnats::indent (length field) 2) ?\40 ) value) t)))
|
|
|
556
|
|
|
557 (defun gnats::set-mail-field (field value)
|
|
|
558 (save-excursion
|
|
|
559 (gnats::mail-position-on-field field)
|
|
|
560 (delete-horizontal-space)
|
|
|
561 (looking-at ".*$")
|
|
|
562 (replace-match (concat " " value) t)))
|
|
|
563
|
|
|
564 (defun gnats::before-keyword (&optional where)
|
|
|
565 "Returns t if point is in some white space before a keyword.
|
|
|
566 If where is nil, then point is not changed; if where is t then point is moved
|
|
|
567 to the beginning of the keyword, otherwise it is moved to the beginning
|
|
|
568 of the white space it was in."
|
|
|
569 ;;
|
|
|
570 (if (looking-at gnats::before-keyword)
|
|
|
571 (prog1 t
|
|
|
572 (cond ((eq where t)
|
|
|
573 (re-search-forward "^>") (backward-char))
|
|
|
574 ((not (eq where nil))
|
|
|
575 (re-search-backward "[^ \t\n\f]") (forward-char))))
|
|
|
576 nil))
|
|
|
577
|
|
|
578 (defun gnats::after-keyword (&optional where)
|
|
|
579 "Returns t if point is in some white space after a keyword.
|
|
|
580 If where is nil, then point is not changed; if where is t then point is moved
|
|
|
581 to the beginning of the keyword, otherwise it is moved to the end of the white
|
|
|
582 space it was in."
|
|
|
583 ;;
|
|
|
584 (if (gnats::looking-after gnats::after-keyword)
|
|
|
585 (prog1 t
|
|
|
586 (cond ((eq where t)
|
|
|
587 (re-search-backward "^>"))
|
|
|
588 ((not (eq where nil))
|
|
|
589 (re-search-forward "[^ \t\n\f]") (backward-char))))
|
|
|
590 nil))
|
|
|
591
|
|
|
592 (defun gnats::in-keyword (&optional where)
|
|
|
593 "Returns t if point is within a keyword.
|
|
|
594 If where is nil, then point is not changed; if where is t then point is moved
|
|
|
595 to the beginning of the keyword."
|
|
|
596 ;;
|
|
|
597 (let ((old-point (point-marker)))
|
|
|
598 (beginning-of-line)
|
|
|
599 (cond ((and (looking-at gnats::keyword)
|
|
|
600 (< old-point (match-end 0)))
|
|
|
601 (prog1 t
|
|
|
602 (if (eq where t)
|
|
|
603 t
|
|
|
604 (goto-char old-point))))
|
|
|
605 (t (goto-char old-point)
|
|
|
606 nil))))
|
|
|
607
|
|
|
608 (defun gnats::forward-bofield ()
|
|
|
609 "Moves point to the beginning of a field. Assumes that point is in the
|
|
|
610 keyword."
|
|
|
611 ;;
|
|
|
612 (if (re-search-forward "[ \t\n\f]+[^ \t\n\f]" (point-max) '-)
|
|
|
613 (backward-char)
|
|
|
614 t))
|
|
|
615
|
|
|
616 (defun gnats::backward-eofield ()
|
|
|
617 "Moves point to the end of a field. Assumes point is in the keyword."
|
|
|
618 ;;
|
|
|
619 (if (re-search-backward "[^ \t\n\f][ \t\n\f]+" (point-min) '-)
|
|
|
620 (forward-char)
|
|
|
621 t))
|
|
|
622
|
|
|
623 (defun gnats::forward-eofield ()
|
|
|
624 "Moves point to the end of a field. Assumes that point is in the field."
|
|
|
625 ;;
|
|
|
626 ;; look for the next field
|
|
|
627 (if (re-search-forward gnats::keyword (point-max) '-)
|
|
|
628 (progn (beginning-of-line) (gnats::backward-eofield))
|
|
|
629 (re-search-backward "[^ \t\n\f][ \t\n\f]*" (point-min) '-)
|
|
|
630 (forward-char)))
|
|
|
631
|
|
|
632 (defun gnats::backward-bofield ()
|
|
|
633 "Moves point to the beginning of a field. Assumes that point is in the
|
|
|
634 field."
|
|
|
635 ;;
|
|
|
636 ;;look for previous field
|
|
|
637 (if (re-search-backward gnats::keyword (point-min) '-)
|
|
|
638 (gnats::forward-bofield)
|
|
|
639 t))
|
|
|
640
|
|
|
641
|
|
|
642 (defun gnats:forward-field ()
|
|
|
643 "Move point forward to the end of the field or to the beginning of the next
|
|
|
644 field."
|
|
|
645 ;;
|
|
|
646 (interactive)
|
|
|
647 (if (or (gnats::before-keyword t) (gnats::in-keyword t)
|
|
|
648 (gnats::after-keyword t))
|
|
|
649 (gnats::forward-bofield)
|
|
|
650 (gnats::forward-eofield)))
|
|
|
651
|
|
|
652 (defun gnats:backward-field ()
|
|
|
653 "Move point backward to the beginning/end of a field."
|
|
|
654 ;;
|
|
|
655 (interactive)
|
|
|
656 (backward-char)
|
|
|
657 (if (or (gnats::before-keyword t) (gnats::in-keyword t)
|
|
|
658 (gnats::after-keyword t))
|
|
|
659 (gnats::backward-eofield)
|
|
|
660 (gnats::backward-bofield)))
|
|
|
661
|
|
|
662 (defun gnats:next-field ()
|
|
|
663 "Move point to the beginning of the next field."
|
|
|
664 ;;
|
|
|
665 (interactive)
|
|
|
666 (if (or (gnats::before-keyword t) (gnats::in-keyword t)
|
|
|
667 (gnats::after-keyword t))
|
|
|
668 (gnats::forward-bofield)
|
|
|
669 (if (re-search-forward gnats::keyword (point-max) '-)
|
|
|
670 (gnats::forward-bofield)
|
|
|
671 t)))
|
|
|
672
|
|
|
673 (defun gnats:previous-field ()
|
|
|
674 "Move point to the beginning of the previous field."
|
|
|
675 ;;
|
|
|
676 (interactive)
|
|
|
677 (backward-char)
|
|
|
678 (if (or (gnats::after-keyword t) (gnats::in-keyword t)
|
|
|
679 (gnats::before-keyword t))
|
|
|
680 (progn (re-search-backward gnats::keyword (point-min) '-)
|
|
|
681 (gnats::forward-bofield))
|
|
|
682 (gnats::backward-bofield)))
|
|
|
683
|
|
|
684 (defun gnats:beginning-of-field ()
|
|
|
685 "Move point to the beginning of the current field."
|
|
|
686 (interactive)
|
|
|
687 (cond ((gnats::in-keyword t)
|
|
|
688 (gnats::forward-bofield))
|
|
|
689 ((gnats::after-keyword 0))
|
|
|
690 (t
|
|
|
691 (gnats::backward-bofield))))
|
|
|
692
|
|
|
693 (defun gnats::current-field ()
|
|
|
694 (save-excursion
|
|
|
695 (if (cond ((or (gnats::in-keyword t) (gnats::after-keyword t))
|
|
|
696 (looking-at gnats::keyword))
|
|
|
697 ((re-search-backward gnats::keyword nil t)))
|
|
|
698 (buffer-substring (match-beginning 1) (match-end 1))
|
|
|
699 nil)))
|
|
|
700
|
|
|
701 ;;;;---------------------------------------------------------------------------
|
|
|
702 ;;;; Support functions
|
|
|
703 ;;;;---------------------------------------------------------------------------
|
|
|
704
|
|
|
705 (defun gnats::looking-after (regex)
|
|
|
706 "Returns t if point is after regex."
|
|
|
707 ;;
|
|
|
708 (let* ((old-point (point))
|
|
|
709 (start (if (eobp)
|
|
|
710 old-point
|
|
|
711 (forward-char) (point))))
|
|
|
712 (cond ((re-search-backward regex (point-min) t)
|
|
|
713 (goto-char old-point)
|
|
|
714 (cond ((eq (match-end 0) start)
|
|
|
715 t))))))
|
|
|
716
|
|
|
717 (defun gnats::nth-word (string &optional elem)
|
|
|
718 "Returns the elem-th word of the string.
|
|
|
719 If elem is nil, then the first wort is returned, if elem is 0 then
|
|
|
720 the whole string is returned."
|
|
|
721 ;;
|
|
|
722 (if (integerp elem)
|
|
|
723 (cond ((eq elem 0) string)
|
|
|
724 ((eq elem 1) (gnats::first-word string))
|
|
|
725 ((equal string "") "")
|
|
|
726 ((>= elem 2)
|
|
|
727 (let ((i 0) (value ""))
|
|
|
728 (setq string ; strip leading blanks
|
|
|
729 (substring string (or (string-match "[^ \t]" string) 0)))
|
|
|
730 (while (< i elem)
|
|
|
731 (setq value
|
|
|
732 (substring string 0
|
|
|
733 (string-match "[ \t]*$\\|[ \t]+" string)))
|
|
|
734 (setq string
|
|
|
735 (substring string (match-end 0)))
|
|
|
736 (setq i (+ i 1)))
|
|
|
737 value)))
|
|
|
738 (gnats::first-word string)))
|
|
|
739
|
|
|
740 (defun gnats::first-word (string)
|
|
|
741 (setq string
|
|
|
742 (substring string (or (string-match "[^ \t]" string) 0)))
|
|
|
743 (substring string 0 (string-match "[ \t]*$\\|[ \t]+" string)))
|
|
|
744
|
|
|
745 ;;;;---------------------------------------------------------------------------
|
|
|
746
|
|
|
747 (defun gnats::patch-exec-path ()
|
|
|
748 ;;
|
|
|
749 "Replaces `//' by `/' in `exec-path'."
|
|
|
750 ;;
|
|
|
751 ;(make-local-variable 'exec-path)
|
|
|
752 (let ((err-buffer (get-buffer-create " *gnats::patch-exec-path*"))
|
|
|
753 (ret))
|
|
|
754 (setq exec-path (save-excursion (set-buffer err-buffer)
|
|
|
755 (prin1 exec-path err-buffer)
|
|
|
756 (goto-char (point-min))
|
|
|
757 (while (search-forward "//" nil t)
|
|
|
758 (replace-match "/" nil t))
|
|
|
759 (goto-char (point-min))
|
|
|
760 (setq ret (read err-buffer))
|
|
|
761 (kill-buffer err-buffer)
|
|
|
762 ret
|
|
|
763 ))))
|
|
|
764
|
|
|
765 (defun gnats::get-value-from-shell (&rest command)
|
|
|
766 "Execute shell command to get a list of valid values for `variable'."
|
|
|
767 ;;
|
|
|
768 (let ((err-buffer (get-buffer-create " *gnats::get-value-from-shell*")))
|
|
|
769 (save-excursion
|
|
|
770 (set-buffer err-buffer)
|
|
|
771 (unwind-protect
|
|
|
772 (condition-case var
|
|
|
773 (progn
|
|
|
774 (apply 'call-process
|
|
|
775 (car command) nil err-buffer nil (cdr command))
|
|
|
776 (goto-char (point-min))
|
|
|
777 (if (looking-at "[-a-z]+: ")
|
|
|
778 (error (buffer-substring (point-min) (point-max))))
|
|
|
779 (read err-buffer))
|
|
|
780 (error nil))
|
|
|
781 (kill-buffer err-buffer)))))
|
|
|
782
|
|
|
783 (or (fboundp 'setenv)
|
|
|
784 (defun setenv (variable &optional value)
|
|
|
785 "Set the value of the environment variable named VARIABLE to VALUE.
|
|
|
786 VARIABLE should be a string. VALUE is optional; if not provided or is
|
|
|
787 `nil', the environment variable VARIABLE will be removed.
|
|
|
788 This function works by modifying `process-environment'."
|
|
|
789 (interactive "sSet environment variable: \nsSet %s to value: ")
|
|
|
790 (if (string-match "=" variable)
|
|
|
791 (error "Environment variable name `%s' contains `='" variable)
|
|
|
792 (let ((pattern (concat "\\`" (regexp-quote (concat variable "="))))
|
|
|
793 (case-fold-search nil)
|
|
|
794 (scan process-environment))
|
|
|
795 (while scan
|
|
|
796 (cond
|
|
|
797 ((string-match pattern (car scan))
|
|
|
798 (if (eq nil value)
|
|
|
799 (setq process-environment (delq (car scan)
|
|
|
800 process-environment))
|
|
|
801 (setcar scan (concat variable "=" value)))
|
|
|
802 (setq scan nil))
|
|
|
803 ((null (setq scan (cdr scan)))
|
|
|
804 (setq process-environment
|
|
|
805 (cons (concat variable "=" value)
|
|
|
806 process-environment)))))))))
|
|
|
807
|
|
|
808 ;;;; end of send-pr.el
|
