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openmpi/opal/event/test/test-eof.c

77 строки
1.2 KiB
C
Исходник Обычный вид История

/*
* Compile with:
* cc -I/usr/local/include -o time-test time-test.c -L/usr/local/lib -levent
*/
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <sys/stat.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <errno.h>
#include <event.h>
int test_okay = 1;
int called = 0;
void
read_cb(int fd, short event, void *arg)
{
char buf[256];
int len;
len = read(fd, buf, sizeof(buf));
printf("%s: read %d%s\n", __func__,
len, len ? "" : " - means EOF");
if (len) {
if (!called)
opal_event_add(arg, NULL);
} else if (called == 1)
test_okay = 0;
called++;
}
int
main (int argc, char **argv)
{
struct opal_event ev;
char *test = "test string";
int pair[2];
if (socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
return (1);
write(pair[0], test, strlen(test)+1);
shutdown(pair[0], SHUT_WR);
/* Initalize the event library */
opal_event_init();
/* Initalize one event */
opal_event_set(&ev, pair[1], OPAL_EV_READ, read_cb, &ev);
opal_event_add(&ev, NULL);
opal_event_dispatch();
return (test_okay);
}