X-Git-Url: https://git.llucax.com/software/libev.git/blobdiff_plain/678c8c54d0ce967d8f1db3e575aed61879279975..08f366939c60afffe3eb0bf658f52a607c8bb693:/event.c

diff --git a/event.c b/event.c
index 75cd06b..520e336 100644
--- a/event.c
+++ b/event.c
@@ -31,8 +31,13 @@
 
 #include <stddef.h>
 #include <stdlib.h>
-#include <sys/time.h>
+#include <assert.h>
 
+#ifndef WIN32
+# include <sys/time.h>
+#endif
+
+#include "ev.h"
 #include "event.h"
 
 #if EV_MULTIPLICITY
@@ -49,7 +54,7 @@ struct event_base
   int dummy;
 };
 
-static struct event_base x_base, *x_cur;
+static struct event_base *x_cur;
 
 static void
 tv_set (struct timeval *tv, ev_tstamp at)
@@ -82,9 +87,14 @@ const char *event_get_method (void)
 void *event_init (void)
 {
 #if EV_MULTIPLICITY
-  x_cur = (struct event_base *)ev_loop_new (EVMETHOD_AUTO);
+  if (x_cur)
+    x_cur = (struct event_base *)ev_loop_new (EVMETHOD_AUTO);
+  else
+    x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO);
 #else
-  x_cur = &x_base;
+  assert (("multiple event bases not supported when not compiled with EV_MULTIPLICITY", !x_cur));
+
+  x_cur = (struct event_base *)(long)ev_default_loop (EVMETHOD_AUTO);
 #endif
 
   return x_cur;
@@ -95,7 +105,8 @@ void event_base_free (struct event_base *base)
   dLOOPbase;
 
 #if EV_MULTIPLICITY
-  ev_loop_delete (loop);
+  if (ev_default_loop (EVMETHOD_AUTO) != loop)
+    ev_loop_destroy (loop);
 #endif
 }
 
@@ -133,7 +144,12 @@ x_cb (struct event *ev, int revents)
 static void
 x_cb_sig (EV_P_ struct ev_signal *w, int revents)
 {
-  x_cb ((struct event *)(((char *)w) - offsetof (struct event, iosig.sig)), revents);
+  struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, iosig.sig));
+
+  if (revents & EV_ERROR)
+    event_del (ev);
+
+  x_cb (ev, revents);
 }
 
 static void
@@ -141,7 +157,9 @@ x_cb_io (EV_P_ struct ev_io *w, int revents)
 {
   struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, iosig.io));
 
-  if (!(ev->ev_events & EV_PERSIST) && ev_is_active (w))
+  if (revents & EV_ERROR)
+    event_del (ev);
+  else if (!(ev->ev_events & EV_PERSIST) && ev_is_active (w))
     ev_io_stop (EV_A_ w);
 
   x_cb (ev, revents);
@@ -150,22 +168,21 @@ 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;
@@ -218,7 +235,7 @@ int event_del (struct event *ev)
       if (ev_is_active (&ev->iosig.sig))
         ev_signal_stop (EV_A_ &ev->iosig.sig);
     }
-  else
+  else if (ev->ev_events & (EV_READ | EV_WRITE))
     {
       /* io */
       if (ev_is_active (&ev->iosig.io))
@@ -233,24 +250,24 @@ int event_del (struct event *ev)
 
 int event_pending (struct event *ev, short events, struct timeval *tv)
 {
+  short revents = 0;
   dLOOPev;
 
-  short revents = 0;
 
   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
+  else if (ev->ev_events & (EV_READ | EV_WRITE))
     {
       /* 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;
 
@@ -304,8 +321,8 @@ x_loopexit_cb (int revents, void *base)
 
 int event_base_loopexit (struct event_base *base, struct timeval *tv)
 {
-  dLOOPbase;
   ev_tstamp after = tv_get (tv);
+  dLOOPbase;
 
   ev_once (EV_A_ -1, 0, after >= 0. ? after : 0., x_loopexit_cb, (void *)base);
 
@@ -322,7 +339,7 @@ struct x_once
 static void
 x_once_cb (int revents, void *arg)
 {
-  struct x_once *once = arg;
+  struct x_once *once = (struct x_once *)arg;
 
   once->cb (once->fd, revents, once->arg);
   free (once);
@@ -330,8 +347,8 @@ x_once_cb (int revents, void *arg)
 
 int event_base_once (struct event_base *base, int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv)
 {
+  struct x_once *once = (struct x_once *)malloc (sizeof (struct x_once));
   dLOOPbase;
-  struct x_once *once = malloc (sizeof (struct x_once));
 
   if (!once)
     return -1;
@@ -347,7 +364,7 @@ int event_base_once (struct event_base *base, int fd, short events, void (*cb)(i
 
 int event_base_priority_init (struct event_base *base, int npri)
 {
-  dLOOPbase;
+  /*dLOOPbase;*/
 
   return 0;
 }