From c0a793e2905b5c8b3792e7f094e74308339692da Mon Sep 17 00:00:00 2001
From: "Pierre-Loup A. Griffais" <pgriffais@valvesoftware.com>
Date: Wed, 15 Jan 2020 17:48:20 -0800
Subject: [PATCH] wlserver: handle EINTR in the main loop epoll.

Fixes the server going away when we need it most, or when attaching GDB.
---
 src/wlserver.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/wlserver.c b/src/wlserver.c
index b085d26..4806269 100644
--- a/src/wlserver.c
+++ b/src/wlserver.c
@@ -225,9 +225,16 @@ int wlserver_run(void)
 		n = epoll_wait( epoll_fd, events, 128, -1 );
 		if ( n == -1 )
 		{
-			break;
+			if ( errno == EINTR )
+			{
+				continue;
+			}
+			else
+			{
+				break;
+			}
 		}
-		
+
 		// We have wayland stuff to do, do it while locked
 		wlserver_lock();