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