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/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23/*	  All Rights Reserved  	*/
24
25
26#pragma ident	"%Z%%M%	%I%	%E% SMI" 	/* SVr4.0 2.	*/
27#include "mail.h"
28/*
29	get next token
30		p	-> string to be searched
31		s	-> area to return token
32	returns:
33		p	-> updated string pointer
34		s	-> token
35		NULL	-> no token
36*/
37char *
38getarg(s, p)
39register char *s, *p;
40{
41	while (*p == ' ' || *p == '\t') p++;
42	if (*p == '\n' || *p == '\0') return(NULL);
43	while (*p != ' ' && *p != '\t' && *p != '\n' && *p != '\0') *s++ = *p++;
44	*s = '\0';
45	return(p);
46}
47