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 1990 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 #include <stdio.h>
30 #include <sys/types.h>
31 #include <sys/socket.h>
32 #include <sys/errno.h>
33
34 extern int errno;
35
36 #define N_AGAIN 11
37
recv(s,buf,len,flags)38 int recv(s, buf, len, flags)
39 int s;
40 char *buf;
41 int len, flags;
42 {
43 int a;
44 if ((a = _recv(s, buf, len, flags)) == -1) {
45 if (errno == N_AGAIN)
46 errno = EWOULDBLOCK;
47 else
48 maperror(errno);
49 }
50 return(a);
51 }
52
53
recvfrom(s,buf,len,flags,from,fromlen)54 int recvfrom(s, buf, len, flags, from, fromlen)
55 int s;
56 char *buf;
57 int len, flags;
58 struct sockaddr *from;
59 int *fromlen;
60 {
61 int a;
62 if ((a = _recvfrom(s, buf, len, flags, from, fromlen)) == -1) {
63 if (errno == N_AGAIN)
64 errno = EWOULDBLOCK;
65 else
66 maperror(errno);
67 }
68 return(a);
69 }
70
71
recvmsg(s,msg,flags)72 int recvmsg(s, msg, flags)
73 int s;
74 struct msghdr *msg;
75 int flags;
76 {
77 int a;
78 if ((a = _recvmsg(s, msg, flags)) == -1) {
79 if (errno == N_AGAIN)
80 errno = EWOULDBLOCK;
81 else
82 maperror(errno);
83 }
84 return(a);
85 }
86
87
88