xref: /titanic_41/usr/src/lib/libc/port/gen/poll.c (revision ba2e4443695ee6a6f420a35cd4fc3d3346d22932)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #pragma weak poll = _poll
30 
31 #include "synonyms.h"
32 #include <sys/time.h>
33 #include <sys/poll.h>
34 #include "libc.h"
35 
36 int
37 poll(struct pollfd *fds, nfds_t nfd, int timeout)
38 {
39 	timespec_t ts;
40 	timespec_t *tsp;
41 
42 	if (timeout < 0)
43 		tsp = NULL;
44 	else {
45 		ts.tv_sec = timeout / MILLISEC;
46 		ts.tv_nsec = (timeout % MILLISEC) * MICROSEC;
47 		tsp = &ts;
48 	}
49 
50 	return (_pollsys(fds, nfd, tsp, NULL));
51 }
52