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* lisp/frame.el (display-planes): Use logb over truncate + log

Suggested by Basil L. Contovounesios:
https://lists.gnu.org/archive/html/bug-gnu-emacs/2019-03/msg01052.html
This commit is contained in:
Alexander Gramiak 2019-04-02 11:14:18 -06:00
parent b68405405e
commit 0c16bb5a39

View File

@ -2093,7 +2093,7 @@ If DISPLAY is omitted or nil, it defaults to the selected frame's display."
((eq frame-type 'pc)
4)
(t
(truncate (log (length (tty-color-alist)) 2))))))
(logb (length (tty-color-alist)))))))
(declare-function x-display-color-cells "xfns.c" (&optional terminal))