external/bsd/libevent/dist/test/test-weof.c

   1 /*      $NetBSD: test-weof.c,v 1.1.1.1 2013/04/11 16:43:33 christos Exp $       */
   2 /*
   3  * Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu>
   4  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. The name of the author may not be used to endorse or promote products
  15  *    derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28 #include "event2/event-config.h"
  29 #include <sys/cdefs.h>
  30 __RCSID("$NetBSD: test-weof.c,v 1.1.1.1 2013/04/11 16:43:33 christos Exp $");
  31
  32 #ifdef WIN32
  33 #include <winsock2.h>
  34 #else
  35 #include <unistd.h>
  36 #endif
  37 #include <sys/types.h>
  38 #include <sys/stat.h>
  39 #ifdef _EVENT_HAVE_SYS_TIME_H
  40 #include <sys/time.h>
  41 #endif
  42 #ifdef _EVENT_HAVE_SYS_SOCKET_H
  43 #include <sys/socket.h>
  44 #endif
  45 #include <fcntl.h>
  46 #include <stdlib.h>
  47 #include <stdio.h>
  48 #include <string.h>
  49 #include <signal.h>
  50 #include <errno.h>
  51
  52 #include "event2/event.h"
  53 #include "event2/event_struct.h"
  54 #include "event2/event_compat.h"
  55 #include "event2/util.h"
  56
  57 #ifdef _EVENT___func__
  58 #define __func__ _EVENT___func__
  59 #endif
  60
  61 evutil_socket_t pair[2];
  62 int test_okay = 1;
  63 int called = 0;
  64
  65 static void
  66 write_cb(evutil_socket_t fd, short event, void *arg)
  67 {
  68         const char *test = "test string";
  69         int len;
  70
  71         len = send(fd, test, (int)strlen(test) + 1, 0);
  72
  73         printf("%s: write %d%s\n", __func__,
  74             len, len ? "" : " - means EOF");
  75
  76         if (len > 0) {
  77                 if (!called)
  78                         event_add(arg, NULL);
  79                 evutil_closesocket(pair[0]);
  80         } else if (called == 1)
  81                 test_okay = 0;
  82
  83         called++;
  84 }
  85
  86 int
  87 main(int argc, char **argv)
  88 {
  89         struct event ev;
  90
  91 #ifdef WIN32
  92         WORD wVersionRequested;
  93         WSADATA wsaData;
  94
  95         wVersionRequested = MAKEWORD(2, 2);
  96
  97         (void) WSAStartup(wVersionRequested, &wsaData);
  98 #endif
  99
 100 #ifndef WIN32
 101         if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
 102                 return (1);
 103 #endif
 104
 105         if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
 106                 return (1);
 107
 108         /* Initalize the event library */
 109         event_init();
 110
 111         /* Initalize one event */
 112         event_set(&ev, pair[1], EV_WRITE, write_cb, &ev);
 113
 114         event_add(&ev, NULL);
 115
 116         event_dispatch();
 117
 118         return (test_okay);
 119 }
 120