Re: [PATCH] trivial patch, jumping cursor in term

[Stefan Monnier]

>>>>> "Ivan" == Ivan Kanis <address@hidden> writes:

> Hello Dan,

> Here are the steps to reproduce the bug:

> M-x term
> C-x 2
> Input a character

The C-x 2 doesn't do anything here, so I don't know how to reproduce
your problem.

> You'll see the cursor move to the top left when it shouldn't. I have
> tracked the problem to the following call stack.

> term-emulate-terminal
> term-check-size
> term-set-scroll-region
> term-set-scroll-region

> The cursor should move when receiving ESC [ R, so I've added a parameter
> to term-set-scroll-region which will move the cursor if set to t.

> Could you, please, apply the patch?

I've installed the patch below instead.  Can you confirm it works as well?


        Stefan


--- term.el.~1.120.~    2009-09-23 22:02:59.000000000 -0400
+++ term.el     2009-09-23 22:09:37.000000000 -0400
@@ -3369,7 +3369,8 @@
    ((eq char ?r)
     (term-set-scroll-region
      (1- term-terminal-previous-parameter)
-     (1- term-terminal-parameter)))
+     (1- term-terminal-parameter))
+    (term-goto 0 0))
    (t)))
 
 (defun term-set-scroll-region (top bottom)
@@ -3389,8 +3390,7 @@
        (or (term-using-alternate-sub-buffer)
            (not (and (= term-scroll-start 0)
                      (= term-scroll-end term-height)))))
-  (term-move-columns (- (term-current-column)))
-  (term-goto 0 0))
+  (term-move-columns (- (term-current-column))))
 
 ;; (defun term-switch-to-alternate-sub-buffer (set)
 ;;   ;; If asked to switch to (from) the alternate sub-buffer, and already 
(not)