libevent: use O_CLOEXEC when creating wake pipe

wingo · Dec 18, 2022 · 1595cc2 · 1595cc2
1 parent 298bc97
commit 1595cc2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fibers/libevent.scm b/fibers/libevent.scm
@@ -47,7 +47,7 @@
 
 (define (make-wake-pipe)
   (define (set-nonblocking! port)
-    (fcntl port F_SETFL (logior O_NONBLOCK (fcntl port F_GETFL))))
+    (fcntl port F_SETFL (logior O_NONBLOCK O_CLOEXEC (fcntl port F_GETFL))))
   (let ((pair (pipe)))
     (match pair
       ((read-pipe . write-pipe)