*** empty log message ***

lisp/emulation/viper-ex.el

@@ -285,6 +285,7 @@ reversed.")
 ;; A token has a type, \(command, address, end-mark\), and a value
 (defun vip-get-ex-token ()
   (save-window-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
     (set-buffer vip-ex-work-buf)
     (skip-chars-forward " \t|")
     (cond ((looking-at "#")
@@ -420,6 +421,7 @@ reversed.")
 		     "!*")))
 	
     (save-window-excursion ;; put cursor at the end of the Ex working buffer
+      (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
       (set-buffer vip-ex-work-buf)
       (goto-char (point-max)))
     (cond ((vip-looking-back quit-regex1) (exit-minibuffer))
@@ -497,8 +499,7 @@ reversed.")
 			      map)))
     (save-window-excursion
       ;; just a precaution
-      (or (vip-buffer-live-p vip-ex-work-buf)
-	  (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)))
+      (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
       (set-buffer vip-ex-work-buf)
       (delete-region (point-min) (point-max))
       (insert com-str "\n")
@@ -518,6 +519,8 @@ reversed.")
 		   (t
 		    (vip-execute-ex-command)
 		    (save-window-excursion
+		      (setq vip-ex-work-buf
+			    (get-buffer-create vip-ex-work-buf-name))
 		      (set-buffer vip-ex-work-buf)
 		      (skip-chars-forward " \t")
 		      (cond ((looking-at "|")
@@ -554,6 +557,7 @@ reversed.")
 ;; Get a regular expression and set `ex-variant', if found
 (defun vip-get-ex-pat ()
   (save-window-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name))
     (set-buffer vip-ex-work-buf)
     (skip-chars-forward " \t")
     (if (looking-at "!")
@@ -590,6 +594,7 @@ reversed.")
 ;; get an ex command
 (defun vip-get-ex-command ()
   (save-window-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
     (set-buffer vip-ex-work-buf)
     (if (looking-at "/") (forward-char 1))
     (skip-chars-forward " \t")
@@ -605,6 +610,7 @@ reversed.")
 ;; Get an Ex option g or c
 (defun vip-get-ex-opt-gc (c)
   (save-window-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
     (set-buffer vip-ex-work-buf)
     (if (looking-at (format "%c" c)) (forward-char 1))
     (skip-chars-forward " \t")
@@ -716,6 +722,7 @@ reversed.")
   (setq ex-count nil)
   (setq ex-flag nil)
   (save-window-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
     (set-buffer vip-ex-work-buf)
     (skip-chars-forward " \t")
     (if (looking-at "[a-zA-Z]")
@@ -741,6 +748,7 @@ reversed.")
 	ex-count nil
 	ex-flag nil)
   (save-window-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
     (set-buffer vip-ex-work-buf)
     (skip-chars-forward " \t")
     (if (looking-at "!")
@@ -802,6 +810,7 @@ reversed.")
 	  ex-cmdfile nil)
     (save-excursion
       (save-window-excursion
+	(setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
 	(set-buffer vip-ex-work-buf)
 	(skip-chars-forward " \t")
 	(if (looking-at "!")
@@ -1167,12 +1176,14 @@ reversed.")
   (if (null (setq file (get-file-buffer ex-file)))
       (progn 
 	(ex-find-file ex-file)
-	(vip-change-state-to-vi)
+	(or (eq major-mode 'dired-mode)
+	    (vip-change-state-to-vi))
 	(goto-char (point-min)))
     (switch-to-buffer file))
   (if ex-offset
       (progn
 	(save-window-excursion
+	  (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
 	  (set-buffer vip-ex-work-buf)
 	  (delete-region (point-min) (point-max))
 	  (insert ex-offset "\n")
@@ -1181,13 +1192,16 @@ reversed.")
 	(beginning-of-line)))
   (ex-fixup-history vip-last-ex-prompt ex-file))
 
-;; Splits the string FILESPEC into substrings separated by newlines.
+;; Find-file FILESPEC if it appears to specify a single file.
+;; Otherwise, assume that FILES{EC is a wildcard.
+;; In this case, split it into substrings separated by newlines.
 ;; Each line is assumed to be a file name. find-file's each file thus obtained.
 (defun ex-find-file (filespec)
-  (let ((nonstandard-filename-chars "[^a-zA-Z0-9_.-/,\\]"))
-    (if (string-match nonstandard-filename-chars  filespec)
-	(funcall ex-nontrivial-find-file-function filespec)
-      (find-file filespec))
+  (let ((nonstandard-filename-chars "[^-a-zA-Z0-9_./,~$\\]"))
+    (cond ((file-exists-p filespec) (find-file filespec))
+	  ((string-match nonstandard-filename-chars  filespec)
+	   (funcall ex-nontrivial-find-file-function filespec))
+	  (t (find-file filespec)))
     ))
 
 
@@ -1241,6 +1255,7 @@ reversed.")
 	    (forward-line -1)
 	    (end-of-line)))))
     (save-window-excursion
+      (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
       (set-buffer vip-ex-work-buf)
       (setq com-str (buffer-substring (1+ (point)) (1- (point-max)))))
     (while marks
@@ -1312,6 +1327,7 @@ reversed.")
 	(setq ex-addresses
 	      (cons (point) nil)))
     (save-window-excursion
+      (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
       (set-buffer vip-ex-work-buf)
       (skip-chars-forward " \t")
       (if (looking-at "[a-z]")
@@ -1446,6 +1462,7 @@ reversed.")
 (defun ex-quit ()
   ;; skip "!", if it is q!. In Viper q!, w!, etc., behave as q, w, etc.
   (save-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
     (set-buffer vip-ex-work-buf)
     (if (looking-at "!") (forward-char 1)))
   (if (< vip-expert-level 3)
@@ -1679,6 +1696,7 @@ reversed.")
 ;; special meaning
 (defun ex-get-inline-cmd-args (regex-forw &optional chars-back replace-str)
   (save-excursion
+    (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
     (set-buffer vip-ex-work-buf)
     (goto-char (point-min))
     (re-search-forward regex-forw nil t)
@@ -1812,6 +1830,7 @@ Please contact your system administrator. "
 (defun ex-tag ()
   (let (tag)
     (save-window-excursion
+      (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
       (set-buffer vip-ex-work-buf)
       (skip-chars-forward " \t")
       (set-mark (point))
@@ -1945,6 +1964,7 @@ Please contact your system administrator. "
 (defun ex-command ()
   (let (command)
     (save-window-excursion
+      (setq vip-ex-work-buf (get-buffer-create vip-ex-work-buf-name)) 
       (set-buffer vip-ex-work-buf)
       (skip-chars-forward " \t")
       (setq command (buffer-substring (point) (point-max)))

lisp/emulation/viper-keym.el

@@ -25,6 +25,18 @@
 
 ;;; Variables
 
+(defvar vip-toggle-key "\C-z"
+  "The key used to change states from emacs to Vi and back.
+In insert mode, this key also functions as Meta. 
+Must be set in .vip file or prior to loading Viper.
+This setting cannot be changed interactively.")
+
+(defvar vip-ESC-key "\e" 
+  "Key used to ESC. 
+Must be set in .vip file or prior to loading Viper.
+This setting cannot be changed interactively.")
+
+
 ;;; Keymaps
 
 ;; Keymaps for vital things like \e and C-z.
@@ -177,6 +189,8 @@ vip-insert-basic-map. Not recommended, except for novice users.")
   (if vip-xemacs-p [(shift tab)] [S-tab]) 'vip-insert-tab)
 (define-key vip-insert-basic-map "\C-v" 'quoted-insert)
 (define-key vip-insert-basic-map "\C-?" 'vip-del-backward-char-in-insert)
+(define-key vip-insert-basic-map "\C-\\" 'vip-alternate-Meta-key)
+(define-key vip-insert-basic-map vip-toggle-key 'vip-escape-to-vi)
 (define-key vip-insert-basic-map "\C-c\M-p"
   'vip-insert-prev-from-insertion-ring)
 (define-key vip-insert-basic-map "\C-c\M-n"
@@ -195,16 +209,15 @@ vip-insert-basic-map. Not recommended, except for novice users.")
 
 (define-key vip-vi-basic-map "\C-^" 
   (function (lambda () (interactive) (vip-ex "e#"))))
-(define-key vip-vi-basic-map "\C-b" 'vip-scroll-back)
+(define-key vip-vi-basic-map "\C-b" 'vip-scroll-screen-back)
 (define-key vip-vi-basic-map "\C-d" 'vip-scroll-up)
 (define-key vip-vi-basic-map "\C-e" 'vip-scroll-up-one)
-(define-key vip-vi-basic-map "\C-f" 'vip-scroll)
+(define-key vip-vi-basic-map "\C-f" 'vip-scroll-screen)
 (define-key vip-vi-basic-map "\C-m" 'vip-next-line-at-bol)
 (define-key vip-vi-basic-map "\C-u" 'vip-scroll-down)
 (define-key vip-vi-basic-map "\C-y" 'vip-scroll-down-one)
 (define-key vip-vi-basic-map "\C-s" 'vip-isearch-forward)
 (define-key vip-vi-basic-map "\C-r" 'vip-isearch-backward)
-;(define-key vip-vi-basic-map "\C-\\" 'universal-argument)
 (define-key vip-vi-basic-map "\C-c/" 'vip-toggle-search-style)
 (define-key vip-vi-basic-map "\C-cg" 'vip-info-on-file)
 
@@ -279,7 +292,7 @@ vip-insert-basic-map. Not recommended, except for novice users.")
 (define-key vip-vi-basic-map "\\" 'vip-escape-to-emacs)
 (define-key vip-vi-basic-map "[" 'vip-brac-function)
 (define-key vip-vi-basic-map "]" 'vip-ket-function)
-(define-key vip-vi-basic-map "_" 'vip-alternate-ESC)
+(define-key vip-vi-basic-map "\C-\\" 'vip-alternate-Meta-key)
 (define-key vip-vi-basic-map "^" 'vip-bol-and-skip-white)
 (define-key vip-vi-basic-map "`" 'vip-goto-mark)
 
@@ -321,9 +334,10 @@ vip-insert-basic-map. Not recommended, except for novice users.")
 (define-key vip-vi-basic-map "}" 'vip-forward-paragraph)
 (define-key vip-vi-basic-map "~" 'vip-toggle-case)
 (define-key vip-vi-basic-map "\C-?" 'vip-backward-char)
+(define-key vip-vi-basic-map "_" 'vip-nil)
   
 ;;; Escape from Emacs to Vi for one command
-(global-set-key "\M-\C-z" 'vip-escape-to-vi)  ;; in emacs-state
+(global-set-key "\C-c\\" 'vip-escape-to-vi)  ; everywhere
 
 ;;; This is vip-vi-diehard-map. Used when vip-vi-diehard-minor-mode is on.
 
@@ -343,10 +357,11 @@ vip-insert-basic-map. Not recommended, except for novice users.")
 (define-key vip-vi-diehard-map "\C-v" 'vip-nil)
 (define-key vip-vi-diehard-map "\C-w" 'vip-nil)
 (define-key vip-vi-diehard-map "@" 'vip-nil)
+(define-key vip-vi-diehard-map "_" 'vip-nil)
 (define-key vip-vi-diehard-map "*" 'vip-nil)
 (define-key vip-vi-diehard-map "#" 'vip-nil)
 (define-key vip-vi-diehard-map "\C-_" 'vip-nil)
-(define-key vip-vi-diehard-map "\C-]" 'vip-nil);; This is actually tags.
+(define-key vip-vi-diehard-map "\C-]" 'vip-nil) ; This is actually tags.
 
 
 ;;; Minibuffer keymap
@@ -368,8 +383,23 @@ vip-insert-basic-map. Not recommended, except for novice users.")
 (define-key ex-read-filename-map " " 'vip-complete-filename-or-exit)
 (define-key ex-read-filename-map "!" 'vip-handle-!)
 
+;; Some other maps
+(defvar vip-slash-and-colon-map (make-sparse-keymap)
+  "This map redefines `/' and `:' to behave as in Vi.
+Useful in some modes, such as Gnus, MH, etc.")
+(define-key vip-slash-and-colon-map ":" 'vip-ex)
+(define-key vip-slash-and-colon-map "/" 'vip-search-forward)
+
+(defvar vip-comint-mode-modifier-map (make-sparse-keymap)
+  "This map modifies comint mode.")
+(define-key vip-comint-mode-modifier-map "\C-m" 'comint-send-input)
+(define-key vip-comint-mode-modifier-map "\C-d" 'comint-delchar-or-maybe-eof)
+
+(defvar vip-dired-modifier-map (make-sparse-keymap)
+  "This map modifies Dired behavior.")
+(define-key vip-dired-modifier-map ":" 'vip-ex)
+
 
-	  
 
 ;;; Code
 
@@ -411,8 +441,8 @@ Usage:
 (defun vip-zap-local-keys ()
   "Unconditionally reset Viper vip-*-local-user-map's.
 Rarely useful, but if u made a mistake by switching to a mode that adds
-undesirable local keys, e.g., comint-mode, then this function can return
-you to sanity."
+undesirable local keys, e.g., comint-mode, then this function can restore
+sanity."
   (interactive)
   (setq vip-vi-local-user-map (make-sparse-keymap)
 	vip-need-new-vi-local-map nil

lisp/emulation/viper-util.el

@@ -203,6 +203,15 @@ that Viper doesn't know about.")
       (cdr (assoc 'cursor-color (frame-parameters)))
     (color-instance-name (frame-property (selected-frame) 'cursor-color))))
   
+(defun vip-set-face-pixmap (face pixmap)
+  "Set face pixmap on a monochrome display."
+  (if (and (vip-window-display-p) (not (vip-color-display-p)))
+      (condition-case nil
+	  (set-face-background-pixmap face pixmap)
+	(error
+	 (message "Pixmap not found for %S: %s" (face-name face) pixmap)
+	 (sit-for 1)))))
+
   
 ;; OS/2
 (cond ((eq (vip-device-type) 'pm)
@@ -426,11 +435,11 @@ appropriately."
 	 ;; using cond in anticipation of further additions
 	 (cond (ex-unix-type-shell-options)
 	       ))
-	(command (cond (vip-ms-style-os-p (format "\"ls -1 %s\"" filespec))
-		       (t (format "ls -1 %s" filespec))))
-	file-list)
+	(command (cond (vip-ms-style-os-p (format "\"ls -1 -d %s\"" filespec))
+		       (t (format "ls -1 -d %s" filespec))))
+	file-list status)
     (save-excursion 
-      (set-buffer (setq tmp-buf (get-buffer-create vip-ex-tmp-buf-name)))
+      (set-buffer (get-buffer-create vip-ex-tmp-buf-name))
       (erase-buffer)
       (setq status
 	    (if gshell-options
@@ -470,7 +479,7 @@ The users of Unix-type shells should be able to use
 `ex-nontrivial-find-file-function'. If this doesn't work, the user may have
 to write a custom function, similar to `vip-ex-nontrivial-find-file-unix'."
   (save-excursion 
-    (set-buffer (setq tmp-buf (get-buffer-create vip-ex-tmp-buf-name)))
+    (set-buffer (get-buffer-create vip-ex-tmp-buf-name))
     (erase-buffer)
     (insert filespec)
     (goto-char (point-min))
@@ -508,7 +517,7 @@ to write a custom function, similar to `vip-ex-nontrivial-find-file-unix'."
 ;; convert MS-DOS wildcards to regexp
 (defun vip-wildcard-to-regexp (wcard)
   (save-excursion
-    (set-buffer (setq tmp-buf (get-buffer-create vip-ex-tmp-buf-name)))
+    (set-buffer (get-buffer-create vip-ex-tmp-buf-name))
     (erase-buffer)
     (insert wcard)
     (goto-char (point-min))
@@ -744,6 +753,7 @@ to write a custom function, similar to `vip-ex-nontrivial-find-file-unix'."
 	(sit-for 2)
 	(vip-overlay-put vip-search-overlay 'face nil))))
 
+
 ;; Replace state
 
 (defsubst vip-move-replace-overlay (beg end)
@@ -1136,9 +1146,8 @@ Vi.")
 Usually contains ` ', linefeed, TAB or formfeed.")
 
 (defun vip-update-alphanumeric-class ()
-  "Set the syntactic class of Viper alphanumeric symbols according to
-the variable `vip-ALPHA-char-class'. Should be called in order for changes to
-`vip-ALPHA-char-class' to take effect."
+  "Set the syntax class of Viper alphanumerals according to `vip-syntax-preference'.
+Must be called in order for changes to `vip-syntax-preference' to take effect."
   (interactive)
   (setq-default
    vip-ALPHA-char-class

lisp/emulation/viper.el

@@ -821,13 +821,7 @@ These buffers can be cycled through via :R and :P commands.")
 (defvar vip-always t
   "t means, arrange that vi-state will be a default.")
 
-(defvar vip-custom-file-name (cond (vip-vms-os-p "sys$login:.vip")
-				   ((memq system-type '(emx ms-dos))
-				    "/_vip")
-				   ((memq system-type '(windows-nt windows-95))
-				    "~/_vip")
-				   (t ; Unix
-				    "~/.vip"))
+(defvar vip-custom-file-name (convert-standard-filename "~/.vip")
   "Viper customisation file.
 This variable must be set _before_ loading Viper.")