zygo

commit 732faabdf1c1779a284311c1976026902f501ce0
parent 43bca3f393f6280a1dae0570b96331d604d2bcb4
Author: hhvn <dev@hhvn.uk>
Date:   Sat,  5 Feb 2022 13:03:14 +0000

zygo.c: fix pagescroll

Diffstat:
M
zygo.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/zygo.c b/zygo.c
@@ -898,12 +898,12 @@ yank(Elem *e) {
 
 void
 pagescroll(int lines) {
-	if (lines > 0) {
+	if (lines > 0 && list_len(&page) > LINES - 1) {
 		ui.scroll += lines;
 		if (ui.scroll > list_len(&page) - LINES)
 			ui.scroll = list_len(&page) - LINES + 1;
 	} else if (lines < 0) {
-		ui.scroll -= lines;
+		ui.scroll += lines;
 		if (ui.scroll < 0)
 			ui.scroll = 0;
 	} /* else intentionally left blank */