From c04c7d0577ceddfe470b6fdcaf727ced91a67d1a Mon Sep 17 00:00:00 2001
From: root <root>
Date: Sun, 4 Nov 2007 19:45:09 +0000
Subject: [PATCH] *** empty log message ***

---
 ev.c       |  4 ++++
 ev.h       |  1 +
 ev_epoll.c |  3 ++-
 evdns.c    |  2 +-
 event.c    | 27 +++++++++++++--------------
 event.h    |  4 +---
 6 files changed, 22 insertions(+), 19 deletions(-)

diff --git a/ev.c b/ev.c
index 7af2358..83c643a 100644
--- a/ev.c
+++ b/ev.c
@@ -796,6 +796,8 @@ timers_reify (EV_P)
     {
       struct ev_timer *w = timers [0];
 
+      assert (("inactive timer on timer heap detected", ev_is_active (w)));
+
       /* first reschedule or stop timer */
       if (w->repeat)
         {
@@ -817,6 +819,8 @@ periodics_reify (EV_P)
     {
       struct ev_periodic *w = periodics [0];
 
+      assert (("inactive timer on periodic heap detected", ev_is_active (w)));
+
       /* first reschedule or stop timer */
       if (w->interval)
         {
diff --git a/ev.h b/ev.h
index 5a9462c..109e211 100644
--- a/ev.h
+++ b/ev.h
@@ -283,6 +283,7 @@ void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revent
 #define ev_check_init(ev,cb)                do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
 #define ev_child_init(ev,cb,pid)            do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)
 
+#define ev_is_pending(ev)                   (0 + (ev)->pending) /* true when watcher is waiting for callback invocation */
 #define ev_is_active(ev)                    (0 + (ev)->active) /* true when the watcher has been started */
 #define ev_set_priority(ev,pri)             (ev)->priority = pri
 
diff --git a/ev_epoll.c b/ev_epoll.c
index 8bc8658..bdd746b 100644
--- a/ev_epoll.c
+++ b/ev_epoll.c
@@ -42,7 +42,8 @@ epoll_modify (EV_P_ int fd, int oev, int nev)
       (nev & EV_READ ? EPOLLIN : 0)
       | (nev & EV_WRITE ? EPOLLOUT : 0);
 
-  epoll_ctl (epoll_fd, mode, fd, &ev);
+  if (!epoll_ctl (epoll_fd, mode, fd, &ev))
+    fd_kill (EV_A_ fd);
 }
 
 static void
diff --git a/evdns.c b/evdns.c
index f8ef2a1..e4e4e8f 100644
--- a/evdns.c
+++ b/evdns.c
@@ -1,4 +1,4 @@
-/* $Id: evdns.c,v 1.10 2007-11-04 18:29:44 root Exp $ */
+/* $Id: evdns.c,v 1.11 2007-11-04 19:45:09 root Exp $ */
 
 /* The original version of this module was written by Adam Langley; for
  * a history of modifications, check out the subversion logs.
diff --git a/event.c b/event.c
index 030df49..98260d6 100644
--- a/event.c
+++ b/event.c
@@ -158,22 +158,21 @@ x_cb_io (EV_P_ struct ev_io *w, int revents)
 static void
 x_cb_to (EV_P_ struct ev_timer *w, int revents)
 {
-  x_cb ((struct event *)(((char *)w) - offsetof (struct event, to)), revents);
+  struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, to));
+
+  event_del (ev);
+
+  x_cb (ev, revents);
 }
 
 void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg)
 {
-  if (!ev->initialised)
-    {
-      ev->initialised = 1;
-
-      if (events & EV_SIGNAL)
-        ev_watcher_init (&ev->iosig.sig, x_cb_sig);
-      else
-        ev_watcher_init (&ev->iosig.io, x_cb_io);
+  if (events & EV_SIGNAL)
+    ev_watcher_init (&ev->iosig.sig, x_cb_sig);
+  else
+    ev_watcher_init (&ev->iosig.io, x_cb_io);
 
-      ev_watcher_init (&ev->to, x_cb_to);
-    }
+  ev_watcher_init (&ev->to, x_cb_to);
 
   ev->ev_base     = x_cur; /* not threadsafe, but its like libevent works */
   ev->ev_fd       = fd;
@@ -248,17 +247,17 @@ int event_pending (struct event *ev, short events, struct timeval *tv)
   if (ev->ev_events & EV_SIGNAL)
     {
       /* sig */
-      if (ev->iosig.sig.pending)
+      if (ev_is_active (&ev->iosig.sig) || ev_is_pending (&ev->iosig.sig))
         revents |= EV_SIGNAL;
     }
   else
     {
       /* io */
-      if (ev->iosig.io.pending)
+      if (ev_is_active (&ev->iosig.io) || ev_is_pending (&ev->iosig.io))
         revents |= ev->ev_events & (EV_READ | EV_WRITE);
     }
 
-  if (ev->to.pending)
+  if (ev->ev_events & EV_TIMEOUT || ev_is_active (&ev->to) || ev_is_pending (&ev->to))
     {
       revents |= EV_TIMEOUT;
 
diff --git a/event.h b/event.h
index 7566438..5226924 100644
--- a/event.h
+++ b/event.h
@@ -54,8 +54,6 @@ struct event
   int ev_pri;
   int ev_res;
   short ev_events;
-
-  char initialised; /* flag to work around some idiosynchrasies in the API */
 };
 
 #define EV_PERSIST                 0x10
@@ -63,7 +61,7 @@ struct event
 #define EVENT_SIGNAL(ev)           ((int) (ev)->ev_fd)
 #define EVENT_FD(ev)               ((int) (ev)->ev_fd)
 
-#define event_initialized(ev)      ((ev)->initialised)
+#define event_initialized(ev)      1
 
 #define evtimer_add(ev,tv)         event_add (ev, tv)
 #define evtimer_set(ev,cb,data)    event_set (ev, -1, 0, cb, data)
-- 
2.43.0