# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1539276732 -7200
# Node ID f3935aa4cc7e7f6fb901b11cfce49e907079ced4
# Parent  9b26a50cdfe3a9431488b93135855001d23fedd9
util.poll: Handle failed epoll FD creation

diff -r 9b26a50cdfe3 -r f3935aa4cc7e util-src/poll.c
--- a/util-src/poll.c	Thu Oct 11 18:50:04 2018 +0200
+++ b/util-src/poll.c	Thu Oct 11 18:52:12 2018 +0200
@@ -386,8 +386,19 @@
 
 	/* Initialize state */
 #ifdef USE_EPOLL
-	state->epoll_fd = epoll_create1(0);
+	state->epoll_fd = -1;
 	state->processed = 0;
+
+	int epoll_fd = epoll_create1(EPOLL_CLOEXEC);
+
+	if(epoll_fd <= 0) {
+		lua_pushnil(L);
+		lua_pushstring(L, strerror(errno));
+		lua_pushinteger(L, errno);
+		return 3;
+	}
+
+	state->epoll_fd = epoll_fd;
 #else
 	FD_ZERO(&state->wantread);
 	FD_ZERO(&state->wantwrite);