added scrollback-float patch

1 files changed, 5 insertions, 5 deletions

diff --git a/st.c b/st.c
index af45169..b034844 100644
--- a/st.c
+++ b/st.c
@@ -1087,14 +1087,14 @@ tswapscreen(void)
 void
 kscrollup(const Arg *a)
 {
-	int n = a->i;
+	float n = a->f;
 
 	if (IS_SET(MODE_ALTSCREEN))
 		return;
 
-	if (n < 0) n = (-n) * term.row;
+	if (n < 0) n = MAX((-n) * term.row, 1);
 	if (n > TSCREEN.size - term.row - TSCREEN.off) n = TSCREEN.size - term.row - TSCREEN.off;
-	while (!TLINE(-n)) --n;
+	while (!TLINE((int)-n)) --n;
 	TSCREEN.off += n;
 	selscroll(0, n);
 	tfulldirt();
@@ -1104,12 +1104,12 @@ void
 kscrolldown(const Arg *a)
 {
 
-	int n = a->i;
+	float n = a->f;
 
 	if (IS_SET(MODE_ALTSCREEN))
 		return;
 
-	if (n < 0) n = (-n) * term.row;
+	if (n < 0) n = MAX((-n) * term.row, 1);
 	if (n > TSCREEN.off) n = TSCREEN.off;
 	TSCREEN.off -= n;
 	selscroll(0, -n);