From 182ed958618a098895eb07959c0fb77eb5dcd13c Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Sun, 10 Jul 2011 12:19:15 -0400
Subject: [PATCH] GCancellable: Make eventfd() fall back to pipes on EINVAL too

https://bugzilla.gnome.org/show_bug.cgi?id=654232
---
 gio/gcancellable.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/gio/gcancellable.c b/gio/gcancellable.c
index f5cfdd90e..29746638c 100644
--- a/gio/gcancellable.c
+++ b/gio/gcancellable.c
@@ -249,9 +249,11 @@ g_cancellable_open_pipe (GCancellable *cancellable)
 	g_cancellable_write_cancelled (cancellable);
       return;
     }
-  else if (errno != ENOSYS)
-    return;
-  /* Fall through on ENOSYS */
+  else if (!(errno == ENOSYS || errno == EINVAL))
+    {
+      return;
+    }
+  /* Fall through on ENOSYS or EINVAL */
 #endif
   if (g_unix_open_pipe (priv->cancel_pipe, FD_CLOEXEC, NULL))
     {