comint.el (comint-output-filter): Fix rear-nonsticky property placement.

Fixes: debbugs:16010

2 files changed, 15 insertions, 11 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 416f9a8b685..2e0db47df47 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2013-12-20  Vitalie Spinu  <spinuvit@gmail.com>
+
+        * comint.el (comint-output-filter): Fix rear-nonsticky property
+        placement (Bug#16010).
+
 2013-12-20  Chong Yidong  <cyd@gnu.org>
 
         * faces.el (read-color): Minor fix for completion function.
diff --git a/lisp/comint.el b/lisp/comint.el
index 5cdec45650d..d7e92804f52 100644
--- a/lisp/comint.el
+++ b/lisp/comint.el
@@ -2062,23 +2062,22 @@ Make backspaces delete the previous character."
             (let ((prompt-start (save-excursion (forward-line 0) (point)))
                   (inhibit-read-only t))
               (when comint-prompt-read-only
-                (with-silent-modifications
-                  (or (= (point-min) prompt-start)
-                      (get-text-property (1- prompt-start) 'read-only)
-                      (put-text-property
-                       (1- prompt-start) prompt-start 'read-only 'fence))
-                  (add-text-properties
-                   prompt-start (point)
-                   '(read-only t rear-nonsticky t front-sticky (read-only)))))
+                (with-silent-modifications
+                  (or (= (point-min) prompt-start)
+                      (get-text-property (1- prompt-start) 'read-only)
+                      (put-text-property (1- prompt-start)
+                                         prompt-start 'read-only 'fence))
+                  (add-text-properties prompt-start (point)
+                                       '(read-only t front-sticky (read-only)))))
               (when comint-last-prompt
                 (remove-text-properties (car comint-last-prompt)
                                         (cdr comint-last-prompt)
                                         '(font-lock-face)))
               (setq comint-last-prompt
                     (cons (copy-marker prompt-start) (point-marker)))
-              (add-text-properties (car comint-last-prompt)
-                                   (cdr comint-last-prompt)
-                                   '(font-lock-face comint-highlight-prompt)))
+              (add-text-properties prompt-start (point)
+                                   '(rear-nonsticky t
+                                     font-lock-face comint-highlight-prompt)))
             (goto-char saved-point)))))))
 
 (defun comint-preinput-scroll-to-bottom ()