;; required to search articles.
;;
;; (1) Install Namazu.
-;; (2) Start Gnus and type M-x gnus-namazu-make-index RET to make
+;; (2) Start Gnus and type M-x gnus-namazu-create-index RET to make
;; index of articles.
;; (3) In group buffer or in summary buffer, type C-c C-n query RET.
;; `make install'. And then, put the following expression into your
;; ~/.gnus.
;;
+;; (require 'gnus-namazu)
;; (gnus-namazu-insinuate)
;;
;; In order to make index of articles with Namazu before using this
-;; module, type M-x gnus-namazu-make-index RET. Otherwise, you can
+;; module, type M-x gnus-namazu-create-index RET. Otherwise, you can
;; create index by yourself with the following commands:
;;
;; % mkdir ~/News/namazu
;;
;; In order to update index for incoming articles, this module
;; automatically runs mknmz at an interval of 3 days, which is decided
-;; by the value of `gnus-namazu-make-index-interval'. If you want to
+;; by the value of `gnus-namazu-index-update-interval'. If you want to
;; control mknmz closely, you can disable this feature and run mknmz
;; by yourself. In this case, set nil to the above option.
;;
-;; (setq gnus-namazu-make-index-interval nil)
+;; (setq gnus-namazu-index-update-interval nil)
;;
;; When you put index into the directory other than the default one
;; (~/News/namazu), it is necessary to set the place to
;;
;; (setq gnus-namazu-index-directories
;; (list (expand-file-name "~/namazu")))
-;;
-;; In this case, the feature to update index may be disabled. So, you
-;; should check the value of `gnus-namazu-make-index-interval'
-;; whenever `gnus-namazu-index-directories' is modified.
;;; Code:
:type '(repeat string)
:group 'gnus-namazu)
-(defcustom gnus-namazu-make-index-interval
- (when (member gnus-namazu-default-index-directory
- gnus-namazu-index-directories)
- 259200) ;; 3 days == 259200 seconds.
+(defcustom gnus-namazu-index-update-interval
+ 259200 ; 3 days == 259200 seconds.
"*Number of seconds between running the indexer of Namazu."
:type '(choice (const :tag "Never run the indexer" nil)
(integer :tag "Number of seconds"))
(push (cons gnus-namazu/group-name-regexp
gnus-namazu-coding-system)
gnus-group-name-charset-group-alist))))
- (gnus-namazu-make-index (gnus-namazu/default-index-directory)))
+ (gnus-namazu-update-all-indices gnus-namazu-index-directories))
(defun gnus-namazu/server-directory (server)
"Return the top directory of the server SERVER."
(cadr end)
(- (cadr start))))
-(defvar gnus-namazu/mknmz-process nil)
-
(defmacro gnus-namazu/lock-file-name (&optional directory)
`(expand-file-name "NMZ.lock2" ,directory))
+(defmacro gnus-namazu/status-file-name (&optional directory)
+ `(expand-file-name "NMZ.status" ,directory))
+
(defmacro gnus-namazu/index-file-name (&optional directory)
`(expand-file-name "NMZ.i" ,directory))
-(defun gnus-namazu/mknmz-sentinel (process event)
- (let ((buffer (process-buffer process)))
- (when (buffer-name buffer)
- (with-current-buffer buffer
- (let ((lockfile (gnus-namazu/lock-file-name)))
- (cond
- ((file-exists-p lockfile)
- (delete-file lockfile)
- (dolist (tmpfile (directory-files default-directory t
- "\\`NMZ\\..*\\.tmp\\'" t))
- (delete-file tmpfile)))
- ((and (eq 'exit (process-status process))
- (zerop (process-exit-status process)))
- (message "Make indices of Namazu...done")))))
- (unless (or debug-on-error debug-on-quit)
- (kill-buffer buffer))))
- (setq gnus-namazu/mknmz-process nil))
+(defun gnus-namazu/mknmz-cleanup (directory)
+ (let ((lockfile (gnus-namazu/lock-file-name directory)))
+ (when (file-exists-p lockfile)
+ (delete-file lockfile)
+ (dolist (tmpfile (directory-files directory t "\\`NMZ\\..*\\.tmp\\'" t))
+ (delete-file tmpfile)))))
+
+(defun gnus-namazu/index-old-p (directory)
+ (let ((file (gnus-namazu/index-file-name directory)))
+ (or (not (file-exists-p file))
+ (and (integerp gnus-namazu-index-update-interval)
+ (>= (gnus-namazu/lapse-seconds
+ (nth 5 (file-attributes file))
+ (current-time))
+ gnus-namazu-index-update-interval)))))
;;;###autoload
-(defun gnus-namazu-make-index (directory &optional target-directories force)
- "Make indices of Namazu under DIRECTORY."
+(defun gnus-namazu-create-index (directory &optional target-directories force)
+ "Create index under DIRECTORY."
(interactive
(list
(if (and current-prefix-arg (> (length gnus-namazu-index-directories) 1))
(mapcar 'list gnus-namazu-index-directories) nil t)
(gnus-namazu/default-index-directory))
nil t))
- (setq directory (file-name-as-directory directory))
+ (setq directory (file-name-as-directory (expand-file-name directory)))
(unless target-directories
(setq target-directories
(delq nil
(list
(expand-file-name gnus-cache-directory)
(expand-file-name gnus-agent-directory)))))))
- (if gnus-namazu/mknmz-process
+ (if (file-exists-p (gnus-namazu/lock-file-name directory))
+ (when force
+ (error "Found lock file: %s" (gnus-namazu/lock-file-name directory)))
+ (with-current-buffer
+ (get-buffer-create (concat " *mknmz*" directory))
+ (erase-buffer)
+ (unless (file-directory-p directory)
+ (make-directory directory t))
+ (setq default-directory directory)
+ (let ((args (append gnus-namazu-make-index-arguments
+ target-directories)))
+ (insert "% " gnus-namazu-make-index-command " "
+ (mapconcat 'identity args " ") "\n")
+ (goto-char (point-max))
+ (when force
+ (pop-to-buffer (current-buffer)))
+ (message "Make index at %s..." directory)
+ (apply 'call-process gnus-namazu-make-index-command nil t t args)
+ (gnus-namazu/mknmz-cleanup directory)
+ (message "Make index at %s...done" directory)
+ (unless force
+ (kill-buffer (current-buffer)))))))
+
+(defvar gnus-namazu/update-directories nil)
+(defvar gnus-namazu/update-process nil)
+
+;;;###autoload
+(defun gnus-namazu-update-all-indices (directories &optional force)
+ "Update all indices under DIRECTORIES."
+ (interactive (list gnus-namazu-index-directories t))
+ (while (and directories
+ (not (gnus-namazu-update-index (car directories) force)))
+ (setq directories (cdr directories)))
+ (setq gnus-namazu/update-directories (cdr directories)))
+
+;;;###autoload
+(defun gnus-namazu-update-index (directory &optional force)
+ "Update index under DIRECTORY."
+ (interactive
+ (list
+ (if (and current-prefix-arg (> (length gnus-namazu-index-directories) 1))
+ (completing-read "Directory: "
+ (mapcar 'list gnus-namazu-index-directories) nil t)
+ (gnus-namazu/default-index-directory))
+ t))
+ (setq directory (file-name-as-directory (expand-file-name directory)))
+ (if gnus-namazu/update-process
(when force
- (error "%s" "Can not run two mknmz processes simultaneously"))
- (and (or force
- (let ((file (gnus-namazu/index-file-name directory)))
- (if (file-exists-p file)
- (and (integerp gnus-namazu-make-index-interval)
- (>= (gnus-namazu/lapse-seconds
- (nth 5 (file-attributes file))
- (current-time))
- gnus-namazu-make-index-interval)
- (y-or-n-p
- "Index files are too old. Regenerate them now? "))
- (y-or-n-p
- "Can not find index files. Generate them now? "))))
- (not (file-exists-p (gnus-namazu/lock-file-name directory)))
- (with-current-buffer (generate-new-buffer " *mknmz*")
+ (error "%s" "Can not run two update processes simultaneously"))
+ (and (or force (gnus-namazu/index-old-p directory))
+ (let ((status-file (gnus-namazu/status-file-name directory)))
+ (or (file-exists-p status-file)
+ (when force
+ (error "Can not find status file: %s" status-file))))
+ (let ((lock-file (gnus-namazu/lock-file-name directory)))
+ (or (not (file-exists-p lock-file))
+ (when force
+ (error "Found lock file: %s" lock-file))))
+ (with-current-buffer
+ (get-buffer-create (concat " *mknmz*" directory))
+ (erase-buffer)
(unless (file-directory-p directory)
(make-directory directory t))
(setq default-directory directory)
- (let ((proc (apply 'start-process
- `(,gnus-namazu-make-index-command
- ,(current-buffer)
- ,gnus-namazu-make-index-command
- ,@gnus-namazu-make-index-arguments
- ,@target-directories))))
+ (let ((proc (start-process gnus-namazu-make-index-command
+ (current-buffer)
+ gnus-namazu-make-index-command
+ (format "--update=%s" directory))))
(if (processp proc)
- (prog1 (setq gnus-namazu/mknmz-process proc)
+ (prog1 (setq gnus-namazu/update-process proc)
(process-kill-without-query proc)
- (set-process-sentinel proc 'gnus-namazu/mknmz-sentinel)
- (add-hook 'kill-emacs-hook 'gnus-namazu-make-index-stop)
- (message "Make indices of Namazu..."))
- (kill-buffer (current-buffer))))))))
+ (set-process-sentinel proc 'gnus-namazu/update-sentinel)
+ (add-hook 'kill-emacs-hook 'gnus-namazu-stop-update)
+ (message "Update index at %s..." directory))
+ (kill-buffer (current-buffer))
+ (when force
+ (error "Can not start %s"
+ gnus-namazu-make-index-command))))))))
+
+(defun gnus-namazu/update-sentinel (process event)
+ (let ((buffer (process-buffer process)))
+ (when (buffer-name buffer)
+ (with-current-buffer buffer
+ (gnus-namazu/mknmz-cleanup default-directory)
+ (when (and (eq 'exit (process-status process))
+ (zerop (process-exit-status process)))
+ (message "Update index at %s...done" default-directory)))
+ (unless (or debug-on-error debug-on-quit)
+ (kill-buffer buffer))))
+ (setq gnus-namazu/update-process nil)
+ (gnus-namazu-update-all-indices gnus-namazu/update-directories))
;;;###autoload
-(defun gnus-namazu-make-index-stop ()
+(defun gnus-namazu-stop-update ()
"Stop the running indexer of Namazu."
(interactive)
- (and gnus-namazu/mknmz-process
- (processp gnus-namazu/mknmz-process)
- (kill-process gnus-namazu/mknmz-process)))
+ (setq gnus-namazu/update-directories nil)
+ (and gnus-namazu/update-process
+ (processp gnus-namazu/update-process)
+ (kill-process gnus-namazu/update-process)))
(let (current-load-list)
(defadvice gnus-offer-save-summaries
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