*** empty log message ***

[software/libev.git] / ev.c

diff --git a/ev.c b/ev.c
index 32369d3de5e24a995a6a905fdfcbd0a4ec402375..3f9fe2bdd5c7f055c5ebe850f9a7ed700d6d1b03 100644 (file)
--- a/ev.c
+++ b/ev.c
@@ -927,8 +927,8 @@ ev_recommended_backends (void)
 unsigned int
 ev_embeddable_backends (void)
 {
-  return EVBACKEND_EPOLL
-       | EVBACKEND_KQUEUE
+  /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
+  return EVBACKEND_KQUEUE
        | EVBACKEND_PORT;
 }
 
@@ -2188,7 +2188,7 @@ ev_embed_sweep (EV_P_ ev_embed *w)
 }
 
 static void
-embed_cb (EV_P_ ev_io *io, int revents)
+embed_io_cb (EV_P_ ev_io *io, int revents)
 {
   ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io));
 
@@ -2198,6 +2198,14 @@ embed_cb (EV_P_ ev_io *io, int revents)
     ev_embed_sweep (loop, w);
 }
 
+static void
+embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents)
+{
+  ev_embed *w = (ev_embed *)(((char *)prepare) - offsetof (ev_embed, prepare));
+
+  fd_reify (w->other);
+}
+
 void
 ev_embed_start (EV_P_ ev_embed *w)
 {
@@ -2207,12 +2215,16 @@ ev_embed_start (EV_P_ ev_embed *w)
   {
     struct ev_loop *loop = w->other;
     assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));
-    ev_io_init (&w->io, embed_cb, backend_fd, EV_READ);
+    ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ);
   }
 
   ev_set_priority (&w->io, ev_priority (w));
   ev_io_start (EV_A_ &w->io);
 
+  ev_prepare_init (&w->prepare, embed_prepare_cb);
+  ev_set_priority (&w->prepare, EV_MINPRI);
+  ev_prepare_start (EV_A_ &w->prepare);
+
   ev_start (EV_A_ (W)w, 1);
 }
 
@@ -2224,6 +2236,7 @@ ev_embed_stop (EV_P_ ev_embed *w)
     return;
 
   ev_io_stop (EV_A_ &w->io);
+  ev_prepare_stop (EV_A_ &w->prepare);
 
   ev_stop (EV_A_ (W)w);
 }