8322 nl: misleading-indentation
[unleashed/tickless.git] / usr / src / cmd / lp / lib / msgs / mrecv.c
blob9708cc1e614d9778b26fdd8189cd530bf2723345
1 /*
2 * CDDL HEADER START
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.
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.
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]
20 * CDDL HEADER END
22 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
23 /* All Rights Reserved */
26 #ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.3 */
27 /* LINTLIBRARY */
28 # include <errno.h>
30 # include "lp.h"
31 # include "msgs.h"
33 extern MESG *lp_Md;
36 ** mrecv() - RECEIVE A MESSAGE
39 int
40 mrecv (msgbuf, size)
41 char *msgbuf;
42 int size;
44 int n;
47 ** Restart interrupted reads for binary compatibility.
50 n = mread(lp_Md, msgbuf, size);
51 while (n < 0 && errno == EINTR);
54 ** Return EIDRM on disconnect for binary compatibility.
56 if (errno == EPIPE)
57 errno = EIDRM;
59 if (n <= 0)
60 return(-1);
62 return(getmessage(msgbuf, I_GET_TYPE));