From a7d1ee5433825c6e09877751a751aa0d9bd27b0d Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Tue, 29 Aug 2017 20:26:25 +0000
Subject: [PATCH] Redraw rectangle selections properly when cursor at end,
 GitHub issue 992.

---
 window-copy.c | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/window-copy.c b/window-copy.c
index cd77a89c..4bd9d127 100644
--- a/window-copy.c
+++ b/window-copy.c
@@ -1508,10 +1508,17 @@ window_copy_update_selection(struct window_pane *wp, int may_redraw)
 		 * of lines, and redraw just past that in both directions
 		 */
 		cy = data->cy;
-		if (sy < cy)
-			window_copy_redraw_lines(wp, sy, cy - sy + 1);
-		else
-			window_copy_redraw_lines(wp, cy, sy - cy + 1);
+		if (data->cursordrag == CURSORDRAG_ENDSEL) {
+			if (sy < cy)
+				window_copy_redraw_lines(wp, sy, cy - sy + 1);
+			else
+				window_copy_redraw_lines(wp, cy, sy - cy + 1);
+		} else {
+			if (endsy < cy)
+				window_copy_redraw_lines(wp, endsy, cy - endsy + 1);
+			else
+				window_copy_redraw_lines(wp, cy, endsy - cy + 1);
+		}
 	}
 
 	return (1);