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/*
* Copyright (c) 1998 Shigio Yamaguchi. 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 Shigio Yamaguchi.
* 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.
*
* token.h 14-Aug-98
*/
#ifndef _TOKEN_H_
#define _TOKEN_H_
#include <sys/param.h>
#include "mgets.h"
#define MAXTOKEN 512
#define SYMBOL 0
extern char *sp, *cp, *lp;
extern int lineno;
extern int crflag;
extern int cmode;
extern int ymode;
extern char token[MAXTOKEN];
extern char curfile[MAXPATHLEN];
#define nextchar() \
(cp == NULL ? \
((sp = cp = mgets(ip, NULL, 0)) == NULL ? \
EOF : \
(lineno++, *cp == 0 ? \
lp = cp, cp = NULL, '\n' : \
*cp++)) : \
(*cp == 0 ? (lp = cp, cp = NULL, '\n') : *cp++))
#define atfirst (sp && sp == (cp ? cp - 1 : lp))
#ifndef __P
#if defined(__STDC__)
#define __P(protos) protos
#else
#define __P(protos) ()
#endif
#endif
int opentoken __P((char *));
void closetoken __P((void));
int nexttoken __P((const char *, int (*)(char *)));
void pushbacktoken __P((void));
int peekc __P((int));
int atfirst_exceptspace __P((void));
#endif /* ! _TOKEN_H_ */
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