From 2ebb6073b7eb052984008110e3df4469d2d9c596 Mon Sep 17 00:00:00 2001
From: Scott Anderson <scott@anderso.nz>
Date: Sat, 21 Apr 2018 14:39:46 +1200
Subject: [PATCH] Remove status command event on error

This prevents very high CPU load when the status command dies,
and poll continuously awoken with POLLHUP.
---
 swaybar/bar.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/swaybar/bar.c b/swaybar/bar.c
index d51c4ec7..10a840cc 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -418,7 +418,11 @@ static void ipc_in(int fd, short mask, void *_bar) {
 
 static void status_in(int fd, short mask, void *_bar) {
 	struct swaybar *bar = (struct swaybar *)_bar;
-	if (status_handle_readable(bar->status)) {
+	if (mask & (POLLHUP | POLLERR)) {
+		status_error(bar->status, "[error reading from status command]");
+		render_all_frames(bar);
+		remove_event(fd);
+	} else if (status_handle_readable(bar->status)) {
 		render_all_frames(bar);
 	}
 }