scroll

commit bbdc448cf73235f0f9a9c02b679c9e6e46bfc5fd
parent d5a014f1bdb047b6fbfa34e4e2354f121033aeff
Author: Jochen Sprickerhof <git@jochen.sprickerhof.de>
Date:   Sun, 19 Apr 2020 21:28:35 +0200

Don't scrollup if history is empty

Diffstat:
M
scroll.c
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/scroll.c b/scroll.c
@@ -304,7 +304,7 @@ scrollup(int n)
 
 	rows -= x;
 
-	if (rows <= 0)
+	if (scrollend == NULL || rows <= 0)
 		return;
 
 	/* move the text in terminal rows lines down */