From 91f97fc21a0da6022b221d1273e147e647ce5980 Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Tue, 1 May 2018 17:18:20 +1000
Subject: [PATCH] Fix segfault in view_unmap()

If the last remaining view on a workspace is unmapped and the workspace
is not visible, parent will be a C_OUTPUT. Call the arrange_output()
function in this case.
---
 sway/tree/view.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sway/tree/view.c b/sway/tree/view.c
index e0aa6c0c..519c3c78 100644
--- a/sway/tree/view.c
+++ b/sway/tree/view.c
@@ -302,7 +302,11 @@ void view_unmap(struct sway_view *view) {
 	view->swayc = NULL;
 	view->surface = NULL;
 
-	arrange_children_of(parent);
+	if (parent->type == C_OUTPUT) {
+		arrange_output(parent);
+	} else {
+		arrange_children_of(parent);
+	}
 }
 
 void view_update_position(struct sway_view *view, double ox, double oy) {