#if defined(LIBC_SCCS) && !defined(lint)static const char sccsid[] = "strsep.c	8.1 (Berkeley) 6/4/93";static const char rcsid[] = "$Id: strsep.c,v 1.1 2001/03/29 06:30:36 marka Exp $";#endif /* LIBC_SCCS and not lint *//* * Copyright (c) 1990, 1993 *	The Regents of the University of California.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in the *    documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software *    must display the following acknowledgement: *	This product includes software developed by the University of *	California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors *    may be used to endorse or promote products derived from this software *    without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */#include "port_before.h"#include <sys/cdefs.h>#include <string.h>#include <stdio.h>#include "port_after.h"#ifndef NEED_STRSEPint __strsep_unneeded__;#else/* * Get next token from string *stringp, where tokens are possibly-empty * strings separated by characters from delim.   * * Writes NULs into the string at *stringp to end tokens. * delim need not remain constant from call to call. * On return, *stringp points past the last NUL written (if there might * be further tokens), or is NULL (if there are definitely no more tokens). * * If *stringp is NULL, strsep returns NULL. */char *strsep(char **stringp, const char *delim) {	char *s;	const char *spanp;	int c, sc;	char *tok;	if ((s = *stringp) == NULL)		return (NULL);	for (tok = s;;) {		c = *s++;		spanp = delim;		do {			if ((sc = *spanp++) == c) {				if (c == 0)					s = NULL;				else					s[-1] = 0;				*stringp = s;				return (tok);			}		} while (sc != 0);	}	/* NOTREACHED */}#endif /*NEED_STRSEP*/