avoid calling display-line-numbers-update-width,it would freeze emacs

1 files changed, 4 insertions, 12 deletions

diff --git a/vterm.el b/vterm.el
index c055553..13b2a84 100644
--- a/vterm.el
+++ b/vterm.el
@@ -137,9 +137,6 @@ the executable."
 
 ;;; Dependencies
 
-;; Silence compiler warnings by informing it of what functions are defined
-(declare-function display-line-numbers-update-width "display-line-numbers")
-
 ;; Generate this list with:
 ;; awk -F\" '/bind_function*/ {print "(declare-function", $2, "\"vterm-module\")"}' vterm-module.c
 (declare-function vterm--new "vterm-module")
@@ -969,13 +966,6 @@ Argument BUFFER the terminal buffer."
             (windows (get-buffer-window-list)))
         (setq vterm--redraw-timer nil)
         (when vterm--term
-          ;; Check is `display-line-numbers' is being used, in that case, update
-          ;; the width
-          (when (and (bound-and-true-p display-line-numbers)
-                     (require 'display-line-numbers nil 'noerror)
-                     (get-buffer-window buffer t)
-                     (ignore-errors (display-line-numbers-update-width)))
-            (window--adjust-process-windows))
           (vterm--redraw vterm--term)
           (unless (zerop (window-hscroll))
             (when (cl-member (selected-window) windows :test #'eq)
@@ -1100,9 +1090,11 @@ Argument EVENT process event."
 
 (defun vterm--get-margin-width ()
   "Get margin width of vterm buffer when `display-line-numbers-mode' is enabled."
-  (let ((width 0))
+  (let ((width 0)
+        (max-line-num (+ (frame-height) vterm-max-scrollback)))
     (when (bound-and-true-p display-line-numbers)
-      (setq width (+ width (or display-line-numbers-width 0) 4)))
+      (setq width (+ width 4
+                     (string-width (number-to-string max-line-num)))))
     width))
 
 (defun vterm--delete-lines (line-num count &optional delete-whole-line)