From dec90a25abf40f350f1e53bdc080614a17508fe9 Mon Sep 17 00:00:00 2001
From: Joachim Nilsson <troglobit@gmail.com>
Date: Sat, 14 Dec 2019 08:00:00 +0100
Subject: [PATCH] syslogd: Set pipe fd non-blocking in timer backend

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
---
 src/timer.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/timer.c b/src/timer.c
index 06fffb1..2229025 100644
--- a/src/timer.c
+++ b/src/timer.c
@@ -29,6 +29,7 @@
  */
 
 #include <err.h>
+#include <fcntl.h>
 #include <signal.h>
 #include <stdlib.h>
 #include <time.h>
@@ -179,6 +180,12 @@ int timer_init(void)
 		goto err;
 	}
 
+	rc = fcntl(timer_fd[0], F_GETFL, 0);
+	if (rc != -1) {
+		if (fcntl(timer_fd[0], F_SETFL, rc | O_NONBLOCK) < 0)
+			warn("Failed setting pipe() descriptor non-blocking");
+	}
+
 	rc = socket_register(timer_fd[0], NULL, timer_cb, NULL);
 	if (rc < 0) {
 		warn("socket_register()");