From dbeb503316b0af230679e29053696e6f9aafd65e Mon Sep 17 00:00:00 2001
From: David Lawrence Ramsey <pooka109@gmail.com>
Date: Sun, 17 Jul 2005 15:42:21 +0000
Subject: [PATCH] fix edit_scroll() redundancy

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2884 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---
 src/winio.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/winio.c b/src/winio.c
index 4ce297db..268c4bf8 100644
--- a/src/winio.c
+++ b/src/winio.c
@@ -3544,9 +3544,10 @@ void edit_scroll(updown direction, int nlines)
 	openfile->fileage)
 	nlines = editwinrows;
 
-    /* Add two to nlines, to account for the lines before and after the
-     * scrolled region. */
-    nlines += 2;
+    /* Make nlines account for the lines before and after the scrolled
+     * region, if they're onsccreen. */
+    nlines += (nlines <= editwinrows - 2) ? 2 :
+	(nlines == editwinrows - 1) ? 1 : 0;
 
     /* If we scrolled up, we're on the line before the scrolled
      * region. */
-- 
2.39.5