merge from upstream

[gnu-emacs] / lisp / eshell / eshell.el

diff --git a/lisp/eshell/eshell.el b/lisp/eshell/eshell.el
index 43363aaa5fea39e776fe8f590ed9ae0c9fa6f28e..1a9d7c97b83ec8587d10ba025f5e308660320d3b 100644 (file)
--- a/lisp/eshell/eshell.el
+++ b/lisp/eshell/eshell.el
@@ -1,7 +1,6 @@
 ;;; eshell.el --- the Emacs command shell
 
-;; Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004,
-;;   2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; Copyright (C) 1999-2011 Free Software Foundation, Inc.
 
 ;; Author: John Wiegley <johnw@gnu.org>
 ;; Version: 2.4.2
@@ -229,11 +228,10 @@
 (require 'esh-mode)
 
 (defgroup eshell nil
-  "Eshell is a command shell implemented entirely in Emacs Lisp.  It
-invokes no external processes beyond those requested by the user.  It
-is intended to be a functional replacement for command shells such as
-bash, zsh, rc, 4dos; since Emacs itself is capable of handling most of
-the tasks accomplished by such tools."
+  "A command shell implemented entirely in Emacs Lisp.
+It invokes no external processes beyond those requested by the
+user, and is intended to be a functional replacement for command
+shells such as bash, zsh, rc, 4dos."
   :tag "The Emacs shell"
   :link '(info-link "(eshell)Top")
   :version "21.1"
@@ -282,25 +280,12 @@ the tasks accomplished by such tools."
   :type 'string
   :group 'eshell)
 
-(eshell-deftest mode same-window-buffer-names
-  "`eshell-buffer-name' is a member of `same-window-buffer-names'"
-  (member eshell-buffer-name same-window-buffer-names))
-
-(defcustom eshell-directory-name (convert-standard-filename "~/.eshell/")
+(defcustom eshell-directory-name
+  (locate-user-emacs-file "eshell/" ".eshell/")
   "The directory where Eshell control files should be kept."
   :type 'directory
   :group 'eshell)
 
-(eshell-deftest mode eshell-directory-exists
-  "`eshell-directory-name' exists and is writable"
-  (file-writable-p eshell-directory-name))
-
-(eshell-deftest mode eshell-directory-modes
-  "`eshell-directory-name' has correct access protections"
-  (or (eshell-under-windows-p)
-      (= (file-modes eshell-directory-name)
-        eshell-private-directory-modes)))
-
 ;;;_* Running Eshell
 ;;
 ;; There are only three commands used to invoke Eshell.  The first two
@@ -405,7 +390,7 @@ With prefix ARG, insert output into the current buffer at point."
          (assert (not (eshell-interactive-process)))
          (goto-char (point-max))
          (while (and (bolp) (not (bobp)))
-           (delete-backward-char 1)))
+           (delete-char -1)))
        (assert (and buf (buffer-live-p buf)))
        (unless arg
          (let ((len (if (not intr) 2
@@ -451,10 +436,6 @@ corresponding to a successful execution."
              (set status-var eshell-last-command-status))
          (cadr result))))))
 
-(eshell-deftest mode simple-command-result
-  "`eshell-command-result' works with a simple command."
-  (= (eshell-command-result "+ 1 2") 3))
-
 ;;;_* Reporting bugs
 ;;
 ;; If you do encounter a bug, on any system, please report
@@ -475,7 +456,7 @@ Emacs."
   ;; if the user set `eshell-prefer-to-shell' to t, but never loaded
   ;; Eshell, then `eshell-subgroups' will be unbound
   (when (fboundp 'eshell-subgroups)
-    (eshell-for module (eshell-subgroups 'eshell)
+    (dolist (module (eshell-subgroups 'eshell))
       ;; this really only unloads as many modules as possible,
       ;; since other `require' references (such as by customizing
       ;; `eshell-prefer-to-shell' to a non-nil value) might make it
@@ -491,5 +472,4 @@ Emacs."
 
 (provide 'eshell)
 
-;; arch-tag: 9d4d5214-0e4e-4e02-b349-39add640d63f
 ;;; eshell.el ends here