From 80d62d857cb02f7e5dc278b87142335685d4b425 Mon Sep 17 00:00:00 2001
From: Mark Wooding <mdw@distorted.org.uk>
Date: Sat, 5 Sep 2020 14:02:47 +0100
Subject: [PATCH] el/dot-emacs.el (mdw-set-frame-width): Add documentation.

---
 el/dot-emacs.el | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/el/dot-emacs.el b/el/dot-emacs.el
index 9810267..ded4030 100644
--- a/el/dot-emacs.el
+++ b/el/dot-emacs.el
@@ -241,6 +241,10 @@ fringes is not taken out of the allowance for WIDTH, unlike
     (select-window win)))
 
 (defun mdw-set-frame-width (columns &optional width)
+  "Set the current frame to be the correct width for COLUMNS columns.
+
+If WIDTH is non-nil, then it provides the width for the new columns.  (This
+can be set interactively with a prefix argument.)"
   (interactive "nColumns: 
 P")
   (setq width (if width (prefix-numeric-value width)
-- 
2.11.0