vis

commit c58613d7b3a9bd1b426c1bff92aada988ab3c7cf
parent a2e7a5af431408e9ab9fefa40d0e0151b8fc9977
Author: Marc André Tanner <mat@brain-dump.org>
Date:   Thu, 23 Feb 2017 20:45:25 +0100

view: make sure viewport remains valid when scrolling up

In a file with windows style \r\n line endings scrolling
up would wrap around to the end of the file.

Diffstat:
M
view.c
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/view.c b/view.c
@@ -664,7 +664,7 @@ bool view_viewport_up(View *view, int n) {
 	} while (text_iterator_byte_prev(&it, &c));
 	if (c == '\r')
 		off++;
-	view->start -= off;
+	view->start -= MIN(view->start, off);
 	view_draw(view);
 	return true;
 }