* Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de>
* All rights reserved.
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
+ * Redistribution and use in source and binary forms, with or without modifica-
+ * tion, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
+ * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
+ * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
+ * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
*
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * Alternatively, the contents of this file may be used under the terms of
+ * the GNU General Public License ("GPL") version 2 or any later version,
+ * in which case the provisions of the GPL are applicable instead of
+ * the above. If you wish to allow the use of your version of this file
+ * only under the terms of the GPL and not to allow others to use your
+ * version of this file under the BSD license, indicate your decision
+ * by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL. If you do not delete the
+ * provisions above, a recipient may use your version of this file under
+ * either the BSD or the GPL.
*/
#include <stddef.h>
# include <sys/time.h>
#endif
-#include "ev.h"
-#include "event.h"
+#ifdef EV_EVENT_H
+# include EV_EVENT_H
+#else
+# include "event.h"
+#endif
#if EV_MULTIPLICITY
# define dLOOPev struct ev_loop *loop = (struct ev_loop *)ev->ev_base
{
#if EV_MULTIPLICITY
if (x_cur)
- x_cur = (struct event_base *)ev_loop_new (EVMETHOD_AUTO);
+ x_cur = (struct event_base *)ev_loop_new (EVFLAG_AUTO);
else
- x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO);
+ x_cur = (struct event_base *)ev_default_loop (EVFLAG_AUTO);
#else
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);
+ x_cur = (struct event_base *)(long)ev_default_loop (EVFLAG_AUTO);
#endif
return x_cur;
dLOOPbase;
#if EV_MULTIPLICITY
- if (ev_default_loop (EVMETHOD_AUTO) != loop)
+ if (ev_default_loop (EVFLAG_AUTO) != loop)
ev_loop_destroy (loop);
#endif
}
revents &= EV_READ | EV_WRITE | EV_TIMEOUT | EV_SIGNAL;
ev->ev_res = revents;
- ev->ev_callback (ev->ev_fd, revents, ev->ev_arg);
+ ev->ev_callback (ev->ev_fd, (short)revents, ev->ev_arg);
}
static void
{
struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, iosig.io));
- if (revents & EV_ERROR)
+ if ((revents & EV_ERROR) || !(ev->ev_events & EV_PERSIST))
event_del (ev);
- else if (!(ev->ev_events & EV_PERSIST) && ev_is_active (w))
- ev_io_stop (EV_A_ w);
x_cb (ev, revents);
}
void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg)
{
if (events & EV_SIGNAL)
- ev_watcher_init (&ev->iosig.sig, x_cb_sig);
+ ev_init (&ev->iosig.sig, x_cb_sig);
else
- ev_watcher_init (&ev->iosig.io, x_cb_io);
+ ev_init (&ev->iosig.io, x_cb_io);
- ev_watcher_init (&ev->to, x_cb_to);
+ ev_init (&ev->to, x_cb_to);
ev->ev_base = x_cur; /* not threadsafe, but its like libevent works */
ev->ev_fd = fd;
ev->ev_callback = cb;
ev->ev_arg = arg;
ev->ev_res = 0;
+ ev->ev_flags = EVLIST_INIT;
}
int event_once (int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv)
{
dLOOPev;
- /* disable all watchers */
- event_del (ev);
-
if (ev->ev_events & EV_SIGNAL)
{
- ev_signal_set (&ev->iosig.sig, ev->ev_fd);
- ev_signal_start (EV_A_ &ev->iosig.sig);
+ if (!ev_is_active (&ev->iosig.sig))
+ {
+ ev_signal_set (&ev->iosig.sig, ev->ev_fd);
+ ev_signal_start (EV_A_ &ev->iosig.sig);
+
+ ev->ev_flags |= EVLIST_SIGNAL;
+ }
}
else if (ev->ev_events & (EV_READ | EV_WRITE))
{
- ev_io_set (&ev->iosig.io, ev->ev_fd, ev->ev_events & (EV_READ | EV_WRITE));
- ev_io_start (EV_A_ &ev->iosig.io);
+ if (!ev_is_active (&ev->iosig.io))
+ {
+ ev_io_set (&ev->iosig.io, ev->ev_fd, ev->ev_events & (EV_READ | EV_WRITE));
+ ev_io_start (EV_A_ &ev->iosig.io);
+
+ ev->ev_flags |= EVLIST_INSERTED;
+ }
}
if (tv)
{
- ev_timer_set (&ev->to, tv_get (tv), 0.);
- ev_timer_start (EV_A_ &ev->to);
+ ev->to.repeat = tv_get (tv);
+ ev_timer_again (EV_A_ &ev->to);
+ ev->ev_flags |= EVLIST_TIMEOUT;
}
+ else
+ {
+ ev_timer_stop (EV_A_ &ev->to);
+ ev->ev_flags &= ~EVLIST_TIMEOUT;
+ }
+
+ ev->ev_flags |= EVLIST_ACTIVE;
return 0;
}
dLOOPev;
if (ev->ev_events & EV_SIGNAL)
- {
- /* sig */
- if (ev_is_active (&ev->iosig.sig))
- ev_signal_stop (EV_A_ &ev->iosig.sig);
- }
+ ev_signal_stop (EV_A_ &ev->iosig.sig);
else if (ev->ev_events & (EV_READ | EV_WRITE))
- {
- /* io */
- if (ev_is_active (&ev->iosig.io))
- ev_io_stop (EV_A_ &ev->iosig.io);
- }
+ ev_io_stop (EV_A_ &ev->iosig.io);
if (ev_is_active (&ev->to))
ev_timer_stop (EV_A_ &ev->to);
+ ev->ev_flags = EVLIST_INIT;
+
return 0;
}
+void event_active (struct event *ev, int res, short ncalls)
+{
+ dLOOPev;
+
+ if (res & EV_TIMEOUT)
+ ev_feed_event (EV_A_ &ev->to, res & EV_TIMEOUT);
+
+ if (res & EV_SIGNAL)
+ ev_feed_event (EV_A_ &ev->iosig.sig, res & EV_SIGNAL);
+
+ if (res & (EV_READ | EV_WRITE))
+ ev_feed_event (EV_A_ &ev->iosig.io, res & (EV_READ | EV_WRITE));
+}
+
int event_pending (struct event *ev, short events, struct timeval *tv)
{
short revents = 0;
{
dLOOPbase;
- ev_unloop (EV_A_ EVUNLOOP_ONCE);
+ ev_unloop (EV_A_ EVUNLOOP_ONE);
}
int event_base_loopexit (struct event_base *base, struct timeval *tv)
{
struct x_once *once = (struct x_once *)arg;
- once->cb (once->fd, revents, once->arg);
+ once->cb (once->fd, (short)revents, once->arg);
free (once);
}
projects / software / libev.git / blobdiff