michael@0: /*
michael@0:  * Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu>
michael@0:  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
michael@0:  *
michael@0:  * Redistribution and use in source and binary forms, with or without
michael@0:  * modification, are permitted provided that the following conditions
michael@0:  * are met:
michael@0:  * 1. Redistributions of source code must retain the above copyright
michael@0:  *    notice, this list of conditions and the following disclaimer.
michael@0:  * 2. Redistributions in binary form must reproduce the above copyright
michael@0:  *    notice, this list of conditions and the following disclaimer in the
michael@0:  *    documentation and/or other materials provided with the distribution.
michael@0:  * 3. The name of the author may not be used to endorse or promote products
michael@0:  *    derived from this software without specific prior written permission.
michael@0:  *
michael@0:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
michael@0:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
michael@0:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
michael@0:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
michael@0:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
michael@0:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
michael@0:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
michael@0:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
michael@0:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
michael@0:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0:  */
michael@0: #include "event2/event-config.h"
michael@0: 
michael@0: #ifdef WIN32
michael@0: #include <winsock2.h>
michael@0: #else
michael@0: #include <unistd.h>
michael@0: #endif
michael@0: #include <sys/types.h>
michael@0: #include <sys/stat.h>
michael@0: #ifdef _EVENT_HAVE_SYS_TIME_H
michael@0: #include <sys/time.h>
michael@0: #endif
michael@0: #ifdef _EVENT_HAVE_SYS_SOCKET_H
michael@0: #include <sys/socket.h>
michael@0: #endif
michael@0: #include <fcntl.h>
michael@0: #include <stdlib.h>
michael@0: #include <stdio.h>
michael@0: #include <string.h>
michael@0: #include <signal.h>
michael@0: #include <errno.h>
michael@0: 
michael@0: #include "event2/event.h"
michael@0: #include "event2/event_struct.h"
michael@0: #include "event2/event_compat.h"
michael@0: #include "event2/util.h"
michael@0: 
michael@0: #ifdef _EVENT___func__
michael@0: #define __func__ _EVENT___func__
michael@0: #endif
michael@0: 
michael@0: evutil_socket_t pair[2];
michael@0: int test_okay = 1;
michael@0: int called = 0;
michael@0: 
michael@0: static void
michael@0: write_cb(evutil_socket_t fd, short event, void *arg)
michael@0: {
michael@0: 	const char *test = "test string";
michael@0: 	int len;
michael@0: 
michael@0: 	len = send(fd, test, (int)strlen(test) + 1, 0);
michael@0: 
michael@0: 	printf("%s: write %d%s\n", __func__,
michael@0: 	    len, len ? "" : " - means EOF");
michael@0: 
michael@0: 	if (len > 0) {
michael@0: 		if (!called)
michael@0: 			event_add(arg, NULL);
michael@0: 		evutil_closesocket(pair[0]);
michael@0: 	} else if (called == 1)
michael@0: 		test_okay = 0;
michael@0: 
michael@0: 	called++;
michael@0: }
michael@0: 
michael@0: int
michael@0: main(int argc, char **argv)
michael@0: {
michael@0: 	struct event ev;
michael@0: 
michael@0: #ifdef WIN32
michael@0: 	WORD wVersionRequested;
michael@0: 	WSADATA wsaData;
michael@0: 
michael@0: 	wVersionRequested = MAKEWORD(2, 2);
michael@0: 
michael@0: 	(void) WSAStartup(wVersionRequested, &wsaData);
michael@0: #endif
michael@0: 
michael@0: #ifndef WIN32
michael@0: 	if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
michael@0: 		return (1);
michael@0: #endif
michael@0: 
michael@0: 	if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
michael@0: 		return (1);
michael@0: 
michael@0: 	/* Initalize the event library */
michael@0: 	event_init();
michael@0: 
michael@0: 	/* Initalize one event */
michael@0: 	event_set(&ev, pair[1], EV_WRITE, write_cb, &ev);
michael@0: 
michael@0: 	event_add(&ev, NULL);
michael@0: 
michael@0: 	event_dispatch();
michael@0: 
michael@0: 	return (test_okay);
michael@0: }
michael@0: