mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-25 10:47:00 +00:00
130 lines
3.8 KiB
EmacsLisp
130 lines
3.8 KiB
EmacsLisp
;;; netrc.el --- .netrc parsing functionality
|
|
;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
|
|
;; Free Software Foundation, Inc.
|
|
|
|
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
|
|
;; Keywords: news
|
|
;; Modularized by Ted Zlatanov <tzz@lifelogs.com>
|
|
;; when it was part of Gnus.
|
|
|
|
;; 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 2, 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; see the file COPYING. If not, write to the
|
|
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
;; Boston, MA 02111-1307, USA.
|
|
|
|
;;; Commentary:
|
|
|
|
;; Just the .netrc parsing functionality, abstracted so other packages
|
|
;; besides Gnus can use it.
|
|
|
|
;;; Code:
|
|
|
|
;;;
|
|
;;; .netrc and .authinforc parsing
|
|
;;;
|
|
|
|
(defalias 'netrc-point-at-eol
|
|
(if (fboundp 'point-at-eol)
|
|
'point-at-eol
|
|
'line-end-position))
|
|
|
|
(defun netrc-parse (file)
|
|
"Parse FILE and return a list of all entries in the file."
|
|
(when (file-exists-p file)
|
|
(with-temp-buffer
|
|
(let ((tokens '("machine" "default" "login"
|
|
"password" "account" "macdef" "force"
|
|
"port"))
|
|
alist elem result pair)
|
|
(insert-file-contents file)
|
|
(goto-char (point-min))
|
|
;; Go through the file, line by line.
|
|
(while (not (eobp))
|
|
(narrow-to-region (point) (netrc-point-at-eol))
|
|
;; For each line, get the tokens and values.
|
|
(while (not (eobp))
|
|
(skip-chars-forward "\t ")
|
|
;; Skip lines that begin with a "#".
|
|
(if (eq (char-after) ?#)
|
|
(goto-char (point-max))
|
|
(unless (eobp)
|
|
(setq elem
|
|
(if (= (following-char) ?\")
|
|
(read (current-buffer))
|
|
(buffer-substring
|
|
(point) (progn (skip-chars-forward "^\t ")
|
|
(point)))))
|
|
(cond
|
|
((equal elem "macdef")
|
|
;; We skip past the macro definition.
|
|
(widen)
|
|
(while (and (zerop (forward-line 1))
|
|
(looking-at "$")))
|
|
(narrow-to-region (point) (point)))
|
|
((member elem tokens)
|
|
;; Tokens that don't have a following value are ignored,
|
|
;; except "default".
|
|
(when (and pair (or (cdr pair)
|
|
(equal (car pair) "default")))
|
|
(push pair alist))
|
|
(setq pair (list elem)))
|
|
(t
|
|
;; Values that haven't got a preceding token are ignored.
|
|
(when pair
|
|
(setcdr pair elem)
|
|
(push pair alist)
|
|
(setq pair nil)))))))
|
|
(when alist
|
|
(push (nreverse alist) result))
|
|
(setq alist nil
|
|
pair nil)
|
|
(widen)
|
|
(forward-line 1))
|
|
(nreverse result)))))
|
|
|
|
(defun netrc-machine (list machine &optional port defaultport)
|
|
"Return the netrc values from LIST for MACHINE or for the default entry.
|
|
If PORT specified, only return entries with matching port tokens.
|
|
Entries without port tokens default to DEFAULTPORT."
|
|
(let ((rest list)
|
|
result)
|
|
(while list
|
|
(when (equal (cdr (assoc "machine" (car list))) machine)
|
|
(push (car list) result))
|
|
(pop list))
|
|
(unless result
|
|
;; No machine name matches, so we look for default entries.
|
|
(while rest
|
|
(when (assoc "default" (car rest))
|
|
(push (car rest) result))
|
|
(pop rest)))
|
|
(when result
|
|
(setq result (nreverse result))
|
|
(while (and result
|
|
(not (equal (or port defaultport "nntp")
|
|
(or (netrc-get (car result) "port")
|
|
defaultport "nntp"))))
|
|
(pop result))
|
|
(car result))))
|
|
|
|
(defun netrc-get (alist type)
|
|
"Return the value of token TYPE from ALIST."
|
|
(cdr (assoc type alist)))
|
|
|
|
(provide 'netrc)
|
|
|
|
;;; arch-tag: af9929cc-2d12-482f-936e-eb4366f9fa55
|
|
;;; netrc.el ends here
|