;;; nnheader.el --- header access macros for Semi-gnus and its backends
;; Copyright (C) 1987, 1988, 1989, 1990, 1993, 1994, 1995, 1996,
-;; 1997, 1998, 2000, 2001, 2002, 2003
+;; 1997, 1998, 2000, 2001, 2002, 2003, 2004
;; Free Software Foundation, Inc.
;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
:group 'gnus-server
:type 'boolean)
-(defvar nnheader-max-head-length 4096
+(defvar nnheader-max-head-length 8192
"*Max length of the head of articles.
Value is an integer, nil, or t. nil means read in chunks of a file
(defvar nnheader-read-timeout
(if (string-match "windows-nt\\|os/2\\|emx\\|cygwin"
(symbol-name system-type))
- 1.0 ; why?
+ ;; http://thread.gmane.org/v9655t3pjo.fsf@marauder.physik.uni-ulm.de
+ ;;
+ ;; IIRC, values lower than 1.0 didn't/don't work on Windows/DOS.
+ ;;
+ ;; There should probably be a runtime test to determine the timing
+ ;; resolution, or a primitive to report it. I don't know off-hand
+ ;; what's possible. Perhaps better, maybe the Windows/DOS primitive
+ ;; could round up non-zero timeouts to a minimum of 1.0?
+ 1.0
0.1)
"How long nntp should wait between checking for the end of output.
Shorter values mean quicker response, but are more CPU intensive.")
(and (fboundp 'coding-system-p) (coding-system-p sym))))
(defalias 'mm-coding-system-p 'nnheader-coding-system-p)
+ (defalias 'mm-disable-multibyte
+ (static-if (featurep 'xemacs)
+ 'ignore
+ (lambda nil (set-buffer-multibyte nil))))
+ (defalias 'mm-enable-multibyte
+ (static-if (featurep 'xemacs)
+ 'ignore
+ ;; Why isn't it t but `to'? See mm-util.el.
+ (lambda nil (set-buffer-multibyte 'to))))
+
+ (defalias 'mm-encode-coding-region 'encode-coding-region)
+
(defalias 'mm-string-make-unibyte
(if (fboundp 'string-make-unibyte)
'string-make-unibyte
(defvar nnheader-fake-message-id 1)
-(defsubst nnheader-generate-fake-message-id ()
- (concat "fake+none+" (int-to-string (incf nnheader-fake-message-id))))
+(defsubst nnheader-generate-fake-message-id (&optional number)
+ (if (numberp number)
+ (format "fake+none+%s+%d" gnus-newsgroup-name number)
+ (format "fake+none+%s+%s"
+ gnus-newsgroup-name
+ (int-to-string (incf nnheader-fake-message-id)))))
(defsubst nnheader-fake-message-id-p (id)
(save-match-data ; regular message-id's are <.*>
- (string-match "\\`fake\\+none\\+[0-9]+\\'" id)))
+ (string-match "\\`fake\\+none\\+.*\\+[0-9]+\\'" id)))
;; Parsing headers and NOV lines.
(or (search-forward ">" (point-at-eol) t) (point)))
;; If there was no message-id, we just fake one to make
;; subsequent routines simpler.
- (nnheader-generate-fake-message-id)))
+ (nnheader-generate-fake-message-id number)))
;; References.
(progn
(goto-char p)
out)))
out))
-(defmacro nnheader-nov-read-message-id ()
- '(let ((id (nnheader-nov-field)))
+(defvar nnheader-uniquify-message-id nil)
+
+(defmacro nnheader-nov-read-message-id (&optional number)
+ `(let ((id (nnheader-nov-field)))
(if (string-match "^<[^>]+>$" id)
- id
- (nnheader-generate-fake-message-id))))
+ ,(if nnheader-uniquify-message-id
+ `(if (string-match "__[^@]+@" id)
+ (concat (substring id 0 (match-beginning 0))
+ (substring id (1- (match-end 0))))
+ id)
+ 'id)
+ (nnheader-generate-fake-message-id ,number))))
(defun nnheader-parse-nov ()
- (let ((eol (point-at-eol)))
+ (let* ((eol (point-at-eol))
+ (number (nnheader-nov-read-integer)))
(make-full-mail-header
- (nnheader-nov-read-integer) ; number
+ number ; number
(nnheader-nov-field) ; subject
(nnheader-nov-field) ; from
(nnheader-nov-field) ; date
- (nnheader-nov-read-message-id) ; id
+ (nnheader-nov-read-message-id number) ; id
(nnheader-nov-field) ; refs
(nnheader-nov-read-integer) ; chars
(nnheader-nov-read-integer) ; lines