Add explicit arg REPLACE to the callers of `shell-command-on-region'.

* lisp/simple.el (shell-command-on-region): Doc fix.

* lisp/emulation/vi.el (vi-shell-op):
* lisp/emulation/vip.el (vip-execute-com, ex-command):
* lisp/emulation/viper-cmd.el (viper-exec-bang):
* lisp/emulation/viper-ex.el (ex-command): Add non-nil arg REPLACE to
the call of `shell-command-on-region'. 

* lisp/mh-e/mh-alias.el (mh-alias-local-users): Add non-nil arg REPLACE to
the call of `shell-command-on-region'.

Fixes: debbugs:14637

lisp/ChangeLog

@@ -1,3 +1,13 @@
+2013-06-18  Juri Linkov  <juri@jurta.org>
+
+	* emulation/vi.el (vi-shell-op):
+	* emulation/vip.el (vip-execute-com, ex-command):
+	* emulation/viper-cmd.el (viper-exec-bang):
+	* emulation/viper-ex.el (ex-command): Add non-nil arg REPLACE to
+	the call of `shell-command-on-region'.  (Bug#14637)
+
+	* simple.el (shell-command-on-region): Doc fix.
+
 2013-06-18  Stefan Monnier  <monnier@iro.umontreal.ca>
 
 	* emacs-lisp/eieio-custom.el: Remove misleading Version: header

lisp/emulation/vi.el

@@ -1148,7 +1148,8 @@ If char argument is given, it directs the output to a *temp* buffer."
       (cond ((null shell-command)
 	     (setq shell-command (read-string "!" nil))
 	     (setq vi-last-shell-command shell-command)))
-      (shell-command-on-region begin end shell-command (not (vi-prefix-char-value arg)))
+      (shell-command-on-region begin end shell-command (not (vi-prefix-char-value arg))
+			                               (not (vi-prefix-char-value arg)))
       t)))
 
 (defun vi-shift-op (motion-command arg amount)

lisp/emulation/vip.el

@@ -775,7 +775,7 @@ to vip-d-com for later use by vip-repeat"
 		  (if (= com ?!)
 		      (setq vip-last-shell-com (vip-read-string "!"))
 		    vip-last-shell-com)
-		  t)))
+		  t t)))
 	      ((= com ?=)
 	       (save-excursion
 		 (set-mark vip-com-point)
@@ -3042,7 +3042,7 @@ vip-s-string"
 	  (goto-char beg)
 	  (set-mark end)
 	  (vip-enlarge-region (point) (mark))
-	  (shell-command-on-region (point) (mark) command t))
+	  (shell-command-on-region (point) (mark) command t t))
 	(goto-char beg)))))
 
 (defun ex-line-no ()

lisp/emulation/viper-cmd.el

@@ -1548,7 +1548,7 @@ as a Meta key and any number of multiple escapes are allowed."
 		(car viper-shell-history)
 		))
        viper-last-shell-com)
-     t)))
+     t t)))
 
 (defun viper-exec-equals (m-com com)
   (save-excursion

lisp/emulation/viper-ex.el

@@ -2176,7 +2176,7 @@ Please contact your system administrator. "
 	  (goto-char beg)
 	  (set-mark end)
 	  (viper-enlarge-region (point) (mark t))
-	  (shell-command-on-region (point) (mark t) command t))
+	  (shell-command-on-region (point) (mark t) command t t))
 	(goto-char beg)))))
 
 (defun ex-compile ()

lisp/mh-e/ChangeLog

@@ -1,3 +1,8 @@
+2013-06-18  Juri Linkov  <juri@jurta.org>
+
+	* mh-alias.el (mh-alias-local-users): Add non-nil arg REPLACE to
+	the call of `shell-command-on-region'.  (Bug#14637)
+
 2013-05-22  Glenn Morris  <rgm@gnu.org>
 
 	* mh-speed.el (mh-speed-view):

lisp/mh-e/mh-alias.el

@@ -141,7 +141,7 @@ Exclude all aliases already in `mh-alias-alist' from \"ali\""
             (insert-file-contents "/etc/passwd")))
        ((stringp mh-alias-local-users)
         (insert mh-alias-local-users "\n")
-        (shell-command-on-region (point-min) (point-max) mh-alias-local-users t)
+        (shell-command-on-region (point-min) (point-max) mh-alias-local-users t t)
         (goto-char (point-min))))
       (while  (< (point) (point-max))
         (cond

lisp/simple.el

@@ -2849,10 +2849,11 @@ output is inserted in the current buffer, the buffer `*Shell
 Command Output*' is deleted.
 
 Optional fourth arg OUTPUT-BUFFER specifies where to put the
-command's output.  If the value is a buffer or buffer name, put
-the output there.  Any other value, excluding nil, means to
-insert the output in the current buffer.  In either case, the
-output is inserted after point (leaving mark after it).
+command's output.  If the value is a buffer or buffer name,
+put the output there.  If the value is nil, use the buffer
+`*Shell Command Output*'.  Any other value, excluding nil,
+means to insert the output in the current buffer.  In either case,
+the output is inserted after point (leaving mark after it).
 
 Optional fifth arg REPLACE, if non-nil, means to insert the
 output in place of text from START to END, putting point and mark