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libevent

    1: /*
    2:  * Compile with:
    3:  * cc -I/usr/local/include -o time-test time-test.c -L/usr/local/lib -levent
    4:  */
    5: #ifdef HAVE_CONFIG_H
    6: #include "config.h"
    7: #endif
    8: 
    9: 
   10: #ifdef WIN32
   11: #include <winsock2.h>
   12: #endif
   13: #include <sys/types.h>
   14: #include <sys/stat.h>
   15: #ifdef HAVE_SYS_TIME_H
   16: #include <sys/time.h>
   17: #endif
   18: #ifdef HAVE_SYS_SOCKET_H
   19: #include <sys/socket.h>
   20: #endif
   21: #include <fcntl.h>
   22: #include <stdlib.h>
   23: #include <stdio.h>
   24: #include <string.h>
   25: #include <signal.h>
   26: #ifdef HAVE_UNISTD_H
   27: #include <unistd.h>
   28: #endif
   29: #include <errno.h>
   30: 
   31: #include <event.h>
   32: #include <evutil.h>
   33: 
   34: int pair[2];
   35: int test_okay = 1;
   36: int called = 0;
   37: 
   38: static void
   39: write_cb(int fd, short event, void *arg)
   40: {
   41: 	const char *test = "test string";
   42: 	int len;
   43: 
   44: 	len = send(fd, test, strlen(test) + 1, 0);
   45: 
   46: 	printf("%s: write %d%s\n", __func__,
   47: 	    len, len ? "" : " - means EOF");
   48: 
   49: 	if (len > 0) {
   50: 		if (!called)
   51: 			event_add(arg, NULL);
   52: 		EVUTIL_CLOSESOCKET(pair[0]);
   53: 	} else if (called == 1)
   54: 		test_okay = 0;
   55: 
   56: 	called++;
   57: }
   58: 
   59: int
   60: main (int argc, char **argv)
   61: {
   62: 	struct event ev;
   63: 
   64: #ifndef WIN32
   65: 	if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
   66: 		return (1);
   67: #endif
   68: 
   69: 	if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
   70: 		return (1);
   71: 
   72: 	/* Initalize the event library */
   73: 	event_init();
   74: 
   75: 	/* Initalize one event */
   76: 	event_set(&ev, pair[1], EV_WRITE, write_cb, &ev);
   77: 
   78: 	event_add(&ev, NULL);
   79: 
   80: 	event_dispatch();
   81: 
   82: 	return (test_okay);
   83: }
   84: