From 4c7ad11b03e00727b32ea6c1efd51d38cb868c83 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Tue, 21 Oct 2014 17:07:52 +0200
Subject: Check further back before reusing a series slot

---
 src/whirligig.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/whirligig.c')

diff --git a/src/whirligig.c b/src/whirligig.c
index 86687f1f..4049c5eb 100644
--- a/src/whirligig.c
+++ b/src/whirligig.c
@@ -377,6 +377,11 @@ static int find_available_series(struct window *win)
 			if ( win->ser[i][win->join_ptr-1] != -1 ) continue;
 		}
 
+		if ( win->join_ptr > 1 ) {
+			if ( win->ser[i][win->join_ptr-2] != -1 ) continue;
+		}
+
+
 		return i;
 
 	}
-- 
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