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emacs/lisp/mail/emacsbug.el
2010-10-14 16:32:27 +02:00

381 lines
15 KiB
EmacsLisp

;;; emacsbug.el --- command to report Emacs bugs to appropriate mailing list
;; Copyright (C) 1985, 1994, 1997, 1998, 2000, 2001, 2002, 2003, 2004,
;; 2005, 2006, 2007, 2008, 2009, 2010
;; Free Software Foundation, Inc.
;; Author: K. Shane Hartman
;; Maintainer: FSF
;; Keywords: maint mail
;; Package: emacs
;; This file is part of GNU Emacs.
;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; `M-x report-emacs-bug' starts an email note to the Emacs maintainers
;; describing a problem. You need to be able to send mail from Emacs
;; to complete the process. Alternatively, compose the bug report in
;; Emacs then paste it into your normal mail client.
;;; Code:
(defgroup emacsbug nil
"Sending Emacs bug reports."
:group 'maint
:group 'mail)
(define-obsolete-variable-alias 'report-emacs-bug-pretest-address
'report-emacs-bug-address "24.1")
(defcustom report-emacs-bug-address "bug-gnu-emacs@gnu.org"
"Address of mailing list for GNU Emacs bugs."
:group 'emacsbug
:type 'string)
(defcustom report-emacs-bug-no-confirmation nil
"If non-nil, suppress the confirmations asked for the sake of novice users."
:group 'emacsbug
:type 'boolean)
(defcustom report-emacs-bug-no-explanations nil
"If non-nil, suppress the explanations given for the sake of novice users."
:group 'emacsbug
:type 'boolean)
;; User options end here.
(defvar report-emacs-bug-orig-text nil
"The automatically-created initial text of the bug report.")
(defvar report-emacs-bug-send-command nil
"Name of the command to send the bug report, as a string.")
(make-variable-buffer-local 'report-emacs-bug-send-command)
(defvar report-emacs-bug-send-hook nil
"Hook run before sending the bug report.")
(make-variable-buffer-local 'report-emacs-bug-send-hook)
(declare-function x-server-vendor "xfns.c" (&optional terminal))
(declare-function x-server-version "xfns.c" (&optional terminal))
(declare-function message-sort-headers "message" ())
(defvar message-strip-special-text-properties)
(defun report-emacs-bug-can-use-xdg-email ()
"Check if xdg-email can be used, i.e. we are on Gnome, KDE or xfce4."
(and (getenv "DISPLAY")
(executable-find "xdg-email")
(or (getenv "GNOME_DESKTOP_SESSION_ID")
;; GNOME_DESKTOP_SESSION_ID is deprecated, check on Dbus also.
(condition-case nil
(eq 0 (call-process
"dbus-send" nil nil nil
"--dest=org.gnome.SessionManager"
"--print-reply"
"/org/gnome/SessionManager"
"org.gnome.SessionManager.CanShutdown"))
(error nil))
(equal (getenv "KDE_FULL_SESSION") "true")
(condition-case nil
(eq 0 (call-process
"/bin/sh" nil nil nil
"-c"
"xprop -root _DT_SAVE_MODE|grep xfce4"))
(error nil)))))
(defun report-emacs-bug-insert-to-mailer ()
(interactive)
(save-excursion
(let* ((to (progn
(goto-char (point-min))
(forward-line)
(and (looking-at "^To: \\(.*\\)")
(match-string-no-properties 1))))
(subject (progn
(forward-line)
(and (looking-at "^Subject: \\(.*\\)")
(match-string-no-properties 1))))
(body (progn
(forward-line 2)
(if (> (point-max) (point))
(buffer-substring-no-properties (point) (point-max))))))
(if (and to subject body)
(start-process "xdg-email" nil "xdg-email"
"--subject" subject
"--body" body
(concat "mailto:" to))
(error "Subject, To or body not found")))))
;;;###autoload
(defun report-emacs-bug (topic &optional recent-keys)
"Report a bug in GNU Emacs.
Prompts for bug subject. Leaves you in a mail buffer."
;; This strange form ensures that (recent-keys) is the value before
;; the bug subject string is read.
(interactive (reverse (list (recent-keys) (read-string "Bug Subject: "))))
;; The syntax `version;' is preferred to `[version]' because the
;; latter could be mistakenly stripped by mailing software.
(if (eq system-type 'ms-dos)
(setq topic (concat emacs-version "; " topic))
(when (string-match "^\\(\\([.0-9]+\\)*\\)\\.[0-9]+$" emacs-version)
(setq topic (concat (match-string 1 emacs-version) "; " topic))))
(let ((from-buffer (current-buffer))
;; Put these properties on semantically-void text.
;; report-emacs-bug-hook deletes these regions before sending.
(prompt-properties '(field emacsbug-prompt
intangible but-helpful
rear-nonsticky t))
(can-xdg-email (report-emacs-bug-can-use-xdg-email))
user-point message-end-point)
(setq message-end-point
(with-current-buffer (get-buffer-create "*Messages*")
(point-max-marker)))
(compose-mail report-emacs-bug-address topic)
;; The rest of this does not execute if the user was asked to
;; confirm and said no.
(when (eq major-mode 'message-mode)
;; Message-mode sorts the headers before sending. We sort now so
;; that report-emacs-bug-orig-text remains valid. (Bug#5178)
(message-sort-headers)
;; Stop message-mode stealing the properties we will add.
(set (make-local-variable 'message-strip-special-text-properties) nil))
(rfc822-goto-eoh)
(forward-line 1)
(let ((signature (buffer-substring (point) (point-max))))
(delete-region (point) (point-max))
(insert signature)
(backward-char (length signature)))
(unless report-emacs-bug-no-explanations
;; Insert warnings for novice users.
(when (string-match "@gnu\\.org$" report-emacs-bug-address)
(insert "This bug report will be sent to the Free Software Foundation,\n")
(let ((pos (point)))
(insert "not to your local site managers!")
(overlay-put (make-overlay pos (point)) 'face 'highlight)))
(insert "\nPlease write in ")
(let ((pos (point)))
(insert "English")
(overlay-put (make-overlay pos (point)) 'face 'highlight))
(insert " if possible, because the Emacs maintainers
usually do not have translators to read other languages for them.\n\n")
(insert (format "Your report will be posted to the %s mailing list"
report-emacs-bug-address))
(insert "\nand the gnu.emacs.bug news group, and at http://debbugs.gnu.org.\n\n"))
(insert "Please describe exactly what actions triggered the bug\n"
"and the precise symptoms of the bug. If you can, give\n"
"a recipe starting from `emacs -Q':\n\n")
(add-text-properties (save-excursion
(rfc822-goto-eoh)
(line-beginning-position 2))
(point)
prompt-properties)
(setq user-point (point))
(insert "\n\n")
(insert "If Emacs crashed, and you have the Emacs process in the gdb debugger,\n"
"please include the output from the following gdb commands:\n"
" `bt full' and `xbacktrace'.\n")
(let ((debug-file (expand-file-name "DEBUG" data-directory)))
(if (file-readable-p debug-file)
(insert "For information about debugging Emacs, please read the file\n"
debug-file ".\n")))
(add-text-properties (1+ user-point) (point) prompt-properties)
(insert "\n\nIn " (emacs-version) "\n")
(if (fboundp 'x-server-vendor)
(condition-case nil
;; This is used not only for X11 but also W32 and others.
(insert "Windowing system distributor `" (x-server-vendor)
"', version "
(mapconcat 'number-to-string (x-server-version) ".") "\n")
(error t)))
(if (and system-configuration-options
(not (equal system-configuration-options "")))
(insert "configured using `configure "
system-configuration-options "'\n\n"))
(insert "Important settings:\n")
(mapc
'(lambda (var)
(insert (format " value of $%s: %s\n" var (getenv var))))
'("LC_ALL" "LC_COLLATE" "LC_CTYPE" "LC_MESSAGES"
"LC_MONETARY" "LC_NUMERIC" "LC_TIME" "LANG" "XMODIFIERS"))
(insert (format " locale-coding-system: %s\n" locale-coding-system))
(insert (format " default enable-multibyte-characters: %s\n"
(default-value 'enable-multibyte-characters)))
(insert "\n")
(insert (format "Major mode: %s\n"
(format-mode-line
(buffer-local-value 'mode-name from-buffer)
nil nil from-buffer)))
(insert "\n")
(insert "Minor modes in effect:\n")
(dolist (mode minor-mode-list)
(and (boundp mode) (buffer-local-value mode from-buffer)
(insert (format " %s: %s\n" mode
(buffer-local-value mode from-buffer)))))
(insert "\n")
(insert "Recent input:\n")
(let ((before-keys (point)))
(insert (mapconcat (lambda (key)
(if (or (integerp key)
(symbolp key)
(listp key))
(single-key-description key)
(prin1-to-string key nil)))
(or recent-keys (recent-keys))
" "))
(save-restriction
(narrow-to-region before-keys (point))
(goto-char before-keys)
(while (progn (move-to-column 50) (not (eobp)))
(search-forward " " nil t)
(insert "\n"))))
(let ((message-buf (get-buffer "*Messages*")))
(if message-buf
(let (beg-pos
(end-pos message-end-point))
(with-current-buffer message-buf
(goto-char end-pos)
(forward-line -10)
(setq beg-pos (point)))
(insert "\n\nRecent messages:\n")
(insert-buffer-substring message-buf beg-pos end-pos))))
;; After Recent messages, to avoid the messages produced by
;; list-load-path-shadows.
(unless (looking-back "\n")
(insert "\n"))
(insert "\n")
(insert "Load-path shadows:\n")
(message "Checking for load-path shadows...")
(let ((shadows (list-load-path-shadows t)))
(message "Checking for load-path shadows...done")
(insert (if (zerop (length shadows))
"None found.\n"
shadows)))
(insert (format "\nFeatures:\n%s\n" features))
(fill-region (line-beginning-position 0) (point))
;; This is so the user has to type something in order to send easily.
(use-local-map (nconc (make-sparse-keymap) (current-local-map)))
(define-key (current-local-map) "\C-c\C-i" 'report-emacs-bug-info)
(if can-xdg-email
(define-key (current-local-map) "\C-cm"
'report-emacs-bug-insert-to-mailer))
;; Could test major-mode instead.
(cond ((memq mail-user-agent '(message-user-agent gnus-user-agent))
(setq report-emacs-bug-send-command "message-send-and-exit"
report-emacs-bug-send-hook 'message-send-hook))
((eq mail-user-agent 'sendmail-user-agent)
(setq report-emacs-bug-send-command "mail-send-and-exit"
report-emacs-bug-send-hook 'mail-send-hook))
((eq mail-user-agent 'mh-e-user-agent)
(setq report-emacs-bug-send-command "mh-send-letter"
report-emacs-bug-send-hook 'mh-before-send-letter-hook)))
(unless report-emacs-bug-no-explanations
(with-output-to-temp-buffer "*Bug Help*"
(princ "While in the mail buffer:\n\n")
(if report-emacs-bug-send-command
(princ (substitute-command-keys
(format " Type \\[%s] to send the bug report.\n"
report-emacs-bug-send-command))))
(princ (substitute-command-keys
" Type \\[kill-buffer] RET to cancel (don't send it).\n"))
(if can-xdg-email
(princ (substitute-command-keys
" Type \\[report-emacs-bug-insert-to-mailer] to insert text to you preferred mail program.\n")))
(terpri)
(princ (substitute-command-keys
" Type \\[report-emacs-bug-info] to visit in Info the Emacs Manual section
about when and how to write a bug report, and what
information you should include to help fix the bug.")))
(shrink-window-if-larger-than-buffer (get-buffer-window "*Bug Help*")))
;; Make it less likely people will send empty messages.
(if report-emacs-bug-send-hook
(add-hook report-emacs-bug-send-hook 'report-emacs-bug-hook nil t))
(goto-char (point-max))
(skip-chars-backward " \t\n")
(make-local-variable 'report-emacs-bug-orig-text)
(setq report-emacs-bug-orig-text
(buffer-substring-no-properties (point-min) (point)))
(goto-char user-point)))
(defun report-emacs-bug-info ()
"Go to the Info node on reporting Emacs bugs."
(interactive)
(info "(emacs)Bugs"))
(defun report-emacs-bug-hook ()
"Do some checking before sending a bug report."
(save-excursion
(goto-char (point-max))
(skip-chars-backward " \t\n")
(and (= (- (point) (point-min))
(length report-emacs-bug-orig-text))
(string-equal (buffer-substring-no-properties (point-min) (point))
report-emacs-bug-orig-text)
(error "No text entered in bug report"))
;; Check the buffer contents and reject non-English letters.
;; FIXME message-mode probably does this anyway.
(goto-char (point-min))
(skip-chars-forward "\0-\177")
(unless (eobp)
(if (or report-emacs-bug-no-confirmation
(y-or-n-p "Convert non-ASCII letters to hexadecimal? "))
(while (progn (skip-chars-forward "\0-\177")
(not (eobp)))
(let ((ch (following-char)))
(delete-char 1)
(insert (format "=%02x" ch))))))
;; The last warning for novice users.
(unless (or report-emacs-bug-no-confirmation
(yes-or-no-p
"Send this bug report to the Emacs maintainers? "))
(goto-char (point-min))
(if (search-forward "To: ")
(delete-region (point) (line-end-position)))
(if report-emacs-bug-send-hook
(kill-local-variable report-emacs-bug-send-hook))
(with-output-to-temp-buffer "*Bug Help*"
(princ (substitute-command-keys
(format "\
You invoked the command M-x report-emacs-bug,
but you decided not to mail the bug report to the Emacs maintainers.
If you want to mail it to someone else instead,
please insert the proper e-mail address after \"To: \",
and send the mail again%s."
(if report-emacs-bug-send-command
(format " using \\[%s]"
report-emacs-bug-send-command)
"")))))
(error "M-x report-emacs-bug was cancelled, please read *Bug Help* buffer"))
;; Delete the uninteresting text that was just to help fill out the report.
(rfc822-goto-eoh)
(forward-line 1)
(let ((pos (1- (point))))
(while (setq pos (text-property-any pos (point-max)
'field 'emacsbug-prompt))
(delete-region pos (field-end (1+ pos)))))))
(provide 'emacsbug)
;;; emacsbug.el ends here