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 (c) 1996, by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29/*
30 *	vsscanf.c
31 *
32 *	Copyright 1985, 1994 by Mortice Kern Systems Inc.  All rights reserved.
33 *
34 */
35
36#ifdef M_RCSID
37#ifndef lint
38static char rcsID[] = "$Header: /rd/src/libc/mks/rcs/m_vsscan.c 1.2 1994/06/17 18:19:41 ant Exp $";
39#endif
40#endif
41
42#include <mks.h>
43#include <stdio.h>
44#include <stdarg.h>
45#include <limits.h>
46
47extern int mks_vfscanf ANSI((FILE *, char *, va_list));
48
49LDEFN int
50m_vsscanf(buf, fmt, vp)
51char *buf, *fmt;
52va_list vp;
53{
54	static FILE *fp = NULL;
55
56	/* Either open or reuse a temporary file.  Note temporary files
57	 * opened by tmpfile() will be automatically closed and removed
58	 * when the program terminates (so says ANSI C).
59	 */
60	if (fp == NULL && (fp = tmpfile()) == NULL)
61		return -1;
62	else
63		(void) rewind(fp);
64
65	/* Write out the contents of the buffer to the temporary file. */
66	(void) fputs(buf, fp);
67
68	/* Rewind in preparation for reading. */
69	(void) rewind(fp);
70
71	return (mks_vfscanf(fp, fmt, vp));
72}
73