release/src/router/libevent/test/test-eof.c

   1 /*
   2  * Compile with:
   3  * cc -I/usr/local/include -o time-test time-test.c -L/usr/local/lib -levent
   4  */
   5 #include "event2/event-config.h"
   6
   7 #ifdef WIN32
   8 #include <winsock2.h>
   9 #else
  10 #include <unistd.h>
  11 #endif
  12 #include <sys/types.h>
  13 #include <sys/stat.h>
  14 #ifdef _EVENT_HAVE_SYS_TIME_H
  15 #include <sys/time.h>
  16 #endif
  17 #ifdef _EVENT_HAVE_SYS_SOCKET_H
  18 #include <sys/socket.h>
  19 #endif
  20 #include <fcntl.h>
  21 #include <stdlib.h>
  22 #include <stdio.h>
  23 #include <string.h>
  24 #include <errno.h>
  25
  26 #include <event.h>
  27 #include <evutil.h>
  28
  29 #ifdef _EVENT___func__
  30 #define __func__ _EVENT___func__
  31 #endif
  32
  33 int test_okay = 1;
  34 int called = 0;
  35
  36 static void
  37 read_cb(evutil_socket_t fd, short event, void *arg)
  38 {
  39         char buf[256];
  40         int len;
  41
  42         len = recv(fd, buf, sizeof(buf), 0);
  43
  44         printf("%s: read %d%s\n", __func__,
  45             len, len ? "" : " - means EOF");
  46
  47         if (len) {
  48                 if (!called)
  49                         event_add(arg, NULL);
  50         } else if (called == 1)
  51                 test_okay = 0;
  52
  53         called++;
  54 }
  55
  56 #ifndef SHUT_WR
  57 #define SHUT_WR 1
  58 #endif
  59
  60 int
  61 main(int argc, char **argv)
  62 {
  63         struct event ev;
  64         const char *test = "test string";
  65         evutil_socket_t pair[2];
  66
  67 #ifdef WIN32
  68         WORD wVersionRequested;
  69         WSADATA wsaData;
  70         int     err;
  71
  72         wVersionRequested = MAKEWORD(2, 2);
  73
  74         err = WSAStartup(wVersionRequested, &wsaData);
  75 #endif
  76
  77         if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
  78                 return (1);
  79
  80
  81         send(pair[0], test, (int)strlen(test)+1, 0);
  82         shutdown(pair[0], SHUT_WR);
  83
  84         /* Initalize the event library */
  85         event_init();
  86
  87         /* Initalize one event */
  88         event_set(&ev, pair[1], EV_READ, read_cb, &ev);
  89
  90         event_add(&ev, NULL);
  91
  92         event_dispatch();
  93
  94         return (test_okay);
  95 }
  96