;;; nnheader.el --- header access macros for Gnus and its backends
;; Copyright (C) 1987, 1988, 1989, 1990, 1993, 1994, 1995, 1996,
-;; 1997, 1998, 2000, 2001, 2002
+;; 1997, 1998, 2000, 2001, 2002, 2003
;; Free Software Foundation, Inc.
;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
;; Requiring `gnus-util' at compile time creates a circular
;; dependency between nnheader.el and gnus-util.el.
- ;(eval-when-compile (require 'gnus-util))
+;;(eval-when-compile (require 'gnus-util))
(require 'mail-utils)
(require 'mm-util)
+(require 'gnus-util)
(eval-and-compile
(autoload 'gnus-sorted-intersection "gnus-range")
(autoload 'gnus-intersection "gnus-range")
(defvar nnheader-head-chop-length 2048
"*Length of each read operation when trying to fetch HEAD headers.")
+(defvar nnheader-read-timeout
+ (if (string-match "windows-nt\\|os/2\\|emx\\|cygwin"
+ (symbol-name system-type))
+ 1.0 ; why?
+ 0.1)
+ "How long nntp should wait between checking for the end of output.
+Shorter values mean quicker response, but are more CPU intensive.")
+
(defvar nnheader-file-name-translation-alist
(let ((case-fold-search t))
(cond
\(setq nnheader-file-name-translation-alist '((?: . ?_)))")
+(defvar nnheader-directory-separator-character
+ (string-to-char (substring (file-name-as-directory ".") -1))
+ "*A character used to a directory separator.")
+
(eval-and-compile
(autoload 'nnmail-message-id "nnmail")
(autoload 'mail-position-on-field "sendmail")
(prev (point-min))
num found)
(while (not found)
- (goto-char (/ (+ max min) 2))
+ (goto-char (+ min (/ (- max min) 2)))
(beginning-of-line)
(if (or (= (point) prev)
(eobp))
(setq prev (point))
(while (and (not (numberp (setq num (read cur))))
(not (eobp)))
- (delete-region (progn (beginning-of-line) (point))
- (progn (forward-line 1) (point))))
+ (gnus-delete-line))
(cond ((> num article)
(setq max (point)))
((< num article)
;; This is invalid, but not all articles have Message-IDs.
()
(mail-position-on-field "References")
- (let ((begin (save-excursion (beginning-of-line) (point)))
+ (let ((begin (gnus-point-at-bol))
(fill-column 78)
(fill-prefix "\t"))
(when references
"Regexp that matches numerical file names.")
(defvar nnheader-numerical-full-files (concat "/" nnheader-numerical-files)
- "Regexp that matches numerical full file paths.")
+ "Regexp that matches numerical full file names.")
(defsubst nnheader-file-to-number (file)
"Take a FILE name and return the article number."
;; We translate -- but only the file name. We leave the directory
;; alone.
(if (and (featurep 'xemacs)
- (memq system-type '(cygwin32 win32 w32 mswindows windows-nt)))
+ (memq system-type '(cygwin32 win32 w32 mswindows windows-nt
+ cygwin)))
;; This is needed on NT and stuff, because
;; file-name-nondirectory is not enough to split
;; file names, containing ':', e.g.
(expand-file-name
(file-name-as-directory top))))
(error "")))
- ?/ ?.))
+ nnheader-directory-separator-character ?.))
(defun nnheader-message (level &rest args)
"Message if the Gnus backends are talkative."
(<= level gnus-verbose-backends)))
(defvar nnheader-pathname-coding-system 'iso-8859-1
- "*Coding system for pathname.")
+ "*Coding system for file name.")
(defun nnheader-group-pathname (group dir &optional file)
- "Make pathname for GROUP."
+ "Make file name for GROUP."
(concat
(let ((dir (file-name-as-directory (expand-file-name dir))))
;; If this directory exists, we use it directly.
((numberp file) (int-to-string file))
(t file))))
-(defun nnheader-functionp (form)
- "Return non-nil if FORM is funcallable."
- (or (and (symbolp form) (fboundp form))
- (and (listp form) (eq (car form) 'lambda))))
-
(defun nnheader-concat (dir &rest files)
"Concat DIR as directory to FILES."
(apply 'concat (file-name-as-directory dir) files))
(or (nth 7 (file-attributes file)) 0))
(defun nnheader-find-etc-directory (package &optional file)
- "Go through the path and find the \".../etc/PACKAGE\" directory.
+ "Go through `load-path' and find the \"../etc/PACKAGE\" directory.
+This function will look in the parent directory of each `load-path'
+entry, and look for the \"etc\" directory there.
If FILE, find the \".../etc/PACKAGE\" file instead."
(let ((path load-path)
dir result)
(defun nnheader-insert-nov-file (file first)
(let ((size (nth 7 (file-attributes file)))
(cutoff (* 32 1024)))
- (if (< size cutoff)
- ;; If the file is small, we just load it.
- (nnheader-insert-file-contents file)
- ;; We start on the assumption that FIRST is pretty recent. If
- ;; not, we just insert the rest of the file as well.
- (let (current)
- (nnheader-insert-file-contents file nil (- size cutoff) size)
- (goto-char (point-min))
- (delete-region (point) (or (search-forward "\n" nil 'move) (point)))
- (setq current (ignore-errors (read (current-buffer))))
- (if (and (numberp current)
- (< current first))
- t
- (delete-region (point-min) (point-max))
- (nnheader-insert-file-contents file))))))
+ (when size
+ (if (< size cutoff)
+ ;; If the file is small, we just load it.
+ (nnheader-insert-file-contents file)
+ ;; We start on the assumption that FIRST is pretty recent. If
+ ;; not, we just insert the rest of the file as well.
+ (let (current)
+ (nnheader-insert-file-contents file nil (- size cutoff) size)
+ (goto-char (point-min))
+ (delete-region (point) (or (search-forward "\n" nil 'move) (point)))
+ (setq current (ignore-errors (read (current-buffer))))
+ (if (and (numberp current)
+ (< current first))
+ t
+ (delete-region (point-min) (point-max))
+ (nnheader-insert-file-contents file)))))))
(defun nnheader-find-file-noselect (&rest args)
(let ((format-alist nil)
(defalias 'nnheader-cancel-function-timers 'cancel-function-timers)
(defalias 'nnheader-string-as-multibyte 'string-as-multibyte)
+(defun nnheader-accept-process-output (process)
+ (accept-process-output
+ process
+ (truncate nnheader-read-timeout)
+ (truncate (* (- nnheader-read-timeout
+ (truncate nnheader-read-timeout))
+ 1000))))
+
(when (featurep 'xemacs)
(require 'nnheaderxm))