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-rw-r--r--lisp/emacs-lisp/tabulated-list.el13
1 files changed, 12 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/tabulated-list.el b/lisp/emacs-lisp/tabulated-list.el
index 6409c2206bc..2fdfa9525b1 100644
--- a/lisp/emacs-lisp/tabulated-list.el
+++ b/lisp/emacs-lisp/tabulated-list.el
@@ -143,6 +143,15 @@ If ADVANCE is non-nil, move forward by one line afterwards."
map)
"Local keymap for `tabulated-list-mode' sort buttons.")
+(defvar tabulated-list-glyphless-char-display
+ (let ((table (make-char-table 'glyphless-char-display nil)))
+ (set-char-table-parent table glyphless-char-display)
+ ;; Some text terminals can't display the unicode arrows; be safe.
+ (aset table 9650 (cons nil "^"))
+ (aset table 9660 (cons nil "v"))
+ table)
+ "The `glyphless-char-display' table in Tabulated List buffers.")
+
(defun tabulated-list-init-header ()
"Set up header line for the Tabulated List buffer."
(let ((x tabulated-list-padding)
@@ -341,7 +350,9 @@ as the ewoc pretty-printer."
(setq truncate-lines t)
(setq buffer-read-only t)
(set (make-local-variable 'revert-buffer-function)
- 'tabulated-list-revert))
+ 'tabulated-list-revert)
+ (set (make-local-variable 'glyphless-char-display)
+ tabulated-list-glyphless-char-display))
(put 'tabulated-list-mode 'mode-class 'special)