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+;;; pcmpl-linux --- functions for dealing with cvs completions
+
+;; Copyright (C) 1999, 2000 Free Software Foundation
+
+;; 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:
+
+;; These functions are for use with GNU/Linux.  Since they depend on a
+;; certain knowledge of the layout of such systems, they probably
+;; won't work very well on other operating systems.
+
+;;; Code:
+
+(provide 'pcmpl-linux)
+
+(require 'pcomplete)
+
+(defgroup pcmpl-linux nil
+  "Functions for dealing with GNU/Linux completions."
+  :group 'pcomplete)
+
+;; Functions:
+
+;;;###autoload
+(defun pcomplete/kill ()
+  "Completion for GNU/Linux `kill', using /proc filesystem."
+  (if (pcomplete-match "^-\\(.*\\)" 0)
+      (pcomplete-here
+       (pcomplete-uniqify-list
+	(split-string
+	 (pcomplete-process-result "kill" "-l")))
+       (pcomplete-match-string 1 0)))
+  (while (pcomplete-here
+	  (if (file-directory-p "/proc")
+	      (let ((default-directory "/proc/"))
+		(mapcar 'directory-file-name
+			(pcomplete-entries "[0-9]+/$"))))
+	  nil 'identity)))
+
+;;;###autoload
+(defun pcomplete/umount ()
+  "Completion for GNU/Linux `umount'."
+  (pcomplete-opt "hVafrnvt(pcmpl-linux-fs-types)")
+  (while (pcomplete-here (pcmpl-linux-mounted-directories)
+			 nil 'identity)))
+
+;;;###autoload
+(defun pcomplete/mount ()
+  "Completion for GNU/Linux `mount'."
+  (pcomplete-opt "hVanfFrsvwt(pcmpl-linux-fs-types)o?L?U?")
+  (while (pcomplete-here (pcomplete-entries) nil 'identity)))
+
+(defun pcmpl-linux-fs-types ()
+  "Return a list of available fs modules on GNU/Linux systems."
+  (let ((kernel-ver (pcomplete-process-result "uname" "-r")))
+    (mapcar
+     (function
+      (lambda (fsobj)
+	(substring fsobj 0 (- (length fsobj) 2))))
+     (let ((default-directory
+	     (concat "/lib/modules/" kernel-ver "/fs/")))
+       (pcomplete-entries "\\.o$")))))
+
+(defun pcmpl-linux-mounted-directories ()
+  "Return a list of mounted directory names."
+  (let (points)
+    (when (file-readable-p "/etc/mtab")
+      (with-temp-buffer
+	(insert-file-contents-literally "/etc/mtab")
+	(while (not (eobp))
+	  (let* ((line (buffer-substring (point) (line-end-position)))
+		 (args (split-string line " ")))
+	    (setq points (cons (nth 1 args) points)))
+	  (forward-line)))
+      (pcomplete-uniqify-list points))))
+
+(defun pcmpl-linux-mountable-directories ()
+  "Return a list of mountable directory names."
+  (let (points)
+    (when (file-readable-p "/etc/fstab")
+      (with-temp-buffer
+	(insert-file-contents-literally "/etc/fstab")
+	(while (not (eobp))
+	  (let* ((line (buffer-substring (point) (line-end-position)))
+		 (args (split-string line "\\s-+")))
+	    (setq points (cons (nth 1 args) points)))
+	  (forward-line)))
+      (pcomplete-pare-list
+       (pcomplete-uniqify-list points)
+       (cons "swap" (pcmpl-linux-mounted-directories))))))
+
+;;; pcmpl-linux.el ends here