From d6ffd645a83d38a1e59321f8c73b4fd19e84b4c5 Mon Sep 17 00:00:00 2001 From: Eli Zaretskii Date: Sat, 16 Apr 2016 13:08:30 +0300 Subject: [PATCH] Speed up redisplay in ansi-term mode * lisp/term.el (ansi-term): Force L2R 'bidi-paragraph-direction'. (Bug#20611) --- lisp/term.el | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/lisp/term.el b/lisp/term.el index 6fd3a5e6261..8cdf0c0e77c 100644 --- a/lisp/term.el +++ b/lisp/term.el @@ -4151,7 +4151,17 @@ the process. Any more args are arguments to PROGRAM." ;; .emacs ... (term-set-escape-char ?\C-x)) - (switch-to-buffer term-ansi-buffer-name)) + (switch-to-buffer term-ansi-buffer-name) + ;; For some reason, without the below setting, ansi-term behaves + ;; sluggishly, not clear why, since the buffer is typically very + ;; small. + ;; + ;; There's a larger problem here with supporting bidirectional text: + ;; the application that writes to the terminal could have its own + ;; ideas about displaying bidirectional text, and might not want us + ;; reordering the text or deciding on base paragraph direction. One + ;; such application is Emacs in TTY mode... FIXME. + (setq bidi-paragraph-direction 'left-to-right)) ;;; Serial terminals -- 2.39.2