/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1989-2011 AT&T Intellectual Property *
* and is licensed under the *
* Eclipse Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.eclipse.org/org/documents/epl-v10.html *
* (with md5 checksum b35adb5213ca9657e911e9befb180842) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* David Korn <dgk@research.att.com> *
* Eduardo Krell <ekrell@adexus.cl> *
* *
***********************************************************************/
#pragma prototyped
#include <sys/types.h>
#if _stream_peek
#include <ast_tty.h>
#include <stropts.h>
#endif
#if _socket_peek
#include <sys/socket.h>
#endif
int
main()
{
int fds[2];
static char msg[] = "test";
#if _stream_peek
struct strpeek pk;
#endif
if (pipe(fds) || write(fds[1], msg, sizeof(msg)) != sizeof(msg))
return(0);
#if _stream_peek
pk.flags = 0;
pk.ctlbuf.maxlen = -1;
pk.ctlbuf.len = 0;
pk.ctlbuf.buf = 0;
pk.databuf.maxlen = sizeof(msg);
pk.databuf.buf = msg;
pk.databuf.len = 0;
if (ioctl(fds[0], I_PEEK, &pk) > 0 && pk.databuf.len == sizeof(msg))
{
printf("#undef _socket_peek\n");
return(0);
}
#endif
#if _socket_peek
if (recv(fds[0], msg, sizeof(msg), MSG_PEEK) == sizeof(msg))
{
printf("#undef _stream_peek\n");
return(0);
}
#endif
return(0);
}