(negative-argument, digit-argument):

Set overriding-terminal-local-map like C-u.
(universal-argument-map): Add binding for \e t.

1 files changed, 5 insertions, 2 deletions

diff --git a/lisp/simple.el b/lisp/simple.el
index 52d9290fd67..265b084dee3 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -938,6 +938,7 @@ In either case, the output is inserted after point (leaving mark after it)."
 (defconst universal-argument-map
   (let ((map (make-sparse-keymap)))
     (define-key map [t] 'universal-argument-other-key)
+    (define-key map (vector meta-prefix-char t) 'universal-argument-other-key)
     (define-key map [switch-frame] nil)
     (define-key map [?\C-u] 'universal-argument-more)
     (define-key map [?-] 'universal-argument-minus)
@@ -983,7 +984,8 @@ Repeating \\[universal-argument] without digits or minus sign
         ((eq arg '-)
          (setq prefix-arg nil))
         (t
-         (setq prefix-arg '-))))
+         (setq prefix-arg '-)))
+  (setq overriding-terminal-local-map universal-argument-map))
 
 (defun digit-argument (arg)
   "Part of the numeric argument for the next command.
@@ -997,7 +999,8 @@ Repeating \\[universal-argument] without digits or minus sign
            ;; Treat -0 as just -, so that -01 will work.
            (setq prefix-arg (if (zerop digit) '- (- digit))))
           (t
-           (setq prefix-arg digit)))))
+           (setq prefix-arg digit))))
+  (setq overriding-terminal-local-map universal-argument-map))
 
 ;; For backward compatibility, minus with no modifiers is an ordinary
 ;; command if digits have already been entered.