From 9afcda59dba5787817b50a74c254ccb790549e3c Mon Sep 17 00:00:00 2001
From: Ian Fan <ianfan0@gmail.com>
Date: Tue, 23 Oct 2018 12:22:51 +0100
Subject: [PATCH] swaybar: exit on display error

---
 swaybar/bar.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/swaybar/bar.c b/swaybar/bar.c
index 1439a11c..3661c637 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -419,7 +419,10 @@ void bar_run(struct swaybar *bar) {
 				status_in, bar);
 	}
 	while (1) {
-		wl_display_flush(bar->display);
+		errno = 0;
+		if (wl_display_flush(bar->display) == -1 && errno != EAGAIN) {
+			break;
+		}
 		loop_poll(bar->eventloop);
 	}
 }