From daf9ad1af73a0358fdabc29ca5817511c16e15a4 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Thu, 8 Jul 2021 13:17:15 +0200
Subject: swaybar: log Wayland display errors

---
 swaybar/bar.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'swaybar')

diff --git a/swaybar/bar.c b/swaybar/bar.c
index 2b11065f..15eab782 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -461,7 +461,15 @@ bool bar_setup(struct swaybar *bar, const char *socket_path) {
 
 static void display_in(int fd, short mask, void *data) {
 	struct swaybar *bar = data;
+	if (mask & (POLLHUP | POLLERR)) {
+		if (mask & POLLERR) {
+			sway_log(SWAY_ERROR, "Wayland display poll error");
+		}
+		bar->running = false;
+		return;
+	}
 	if (wl_display_dispatch(bar->display) == -1) {
+		sway_log(SWAY_ERROR, "wl_display_dispatch failed");
 		bar->running = false;
 	}
 }
-- 
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