epoll: close notifies other threads under MRI

rb_thread_fd_close is in both MRI 1.8 and MRI 1.9.3dev

1 files changed, 2 insertions, 1 deletions

diff --git a/ext/sleepy_penguin/epoll.c b/ext/sleepy_penguin/epoll.c
index 8b93817..81e7623 100644
--- a/ext/sleepy_penguin/epoll.c
+++ b/ext/sleepy_penguin/epoll.c
@@ -7,7 +7,7 @@
 #else
 #  include <st.h>
 #endif
-
+#include "missing_rb_thread_fd_close.h"
 #define EP_RECREATE (-2)
 
 static st_table *active;
@@ -524,6 +524,7 @@ static VALUE epclose(VALUE self)
                         int fd = ep->fd;
 
                         ep->fd = -1;
+                        rb_thread_fd_close(fd);
                         err = close(fd);
                         if (err == -1)
                                 rb_sys_fail("close");