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-rw-r--r--usr.bin/tmux/session.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/usr.bin/tmux/session.c b/usr.bin/tmux/session.c
index f809f06bbf8..39d2d1a1fe7 100644
--- a/usr.bin/tmux/session.c
+++ b/usr.bin/tmux/session.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: session.c,v 1.48 2015/04/25 18:09:28 nicm Exp $ */
+/* $OpenBSD: session.c,v 1.49 2015/05/06 08:35:39 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -337,6 +337,20 @@ session_has(struct session *s, struct window *w)
return (0);
}
+/*
+ * Return 1 if a window is linked outside this session (not including session
+ * groups). The window must be in this session!
+ */
+int
+session_is_linked(struct session *s, struct window *w)
+{
+ struct session_group *sg;
+
+ if ((sg = session_group_find(s)) != NULL)
+ return (w->references != session_group_count(sg));
+ return (w->references != 1);
+}
+
struct winlink *
session_next_alert(struct winlink *wl)
{