root/libutil/token.h

/* */

INCLUDED FROM

   1 /*
   2  * Copyright (c) 1998, 1999, 2000, 2003
   3  *      Tama Communications Corporation
   4  *
   5  * This file is part of GNU GLOBAL.
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  * 
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  * 
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20 
  21 #ifndef _TOKEN_H_
  22 #define _TOKEN_H_
  23 
  24 #include "gparam.h"
  25 #include "strbuf.h"
  26 
  27 #define SYMBOL          0
  28 
  29 extern const char *sp, *cp, *lp;
  30 extern int lineno;
  31 extern int crflag;
  32 extern int cmode;
  33 extern int cppmode;
  34 extern int ymode;
  35 extern char token[MAXTOKEN];
  36 extern char curfile[MAXPATHLEN];
  37 extern int continued_line;
  38 
  39 #define nextchar() \
  40         (cp == NULL ? \
  41                 ((sp = cp = strbuf_fgets(ib, ip, STRBUF_NOCRLF)) == NULL ? \
  42                         EOF : \
  43                         (lineno++, *cp == 0 ? \
  44                                 (lp = cp, cp = NULL, continued_line = 0, '\n') : \
  45                                 (unsigned char)*cp++)) : \
  46                 (*cp == 0 ? \
  47                         (lp = cp, cp = NULL, continued_line = 0, '\n') : \
  48                         (unsigned char)*cp++))
  49 #define atfirst (sp && sp == (cp ? cp - 1 : lp))
  50 
  51 int opentoken(const char *);
  52 void closetoken(void);
  53 int nexttoken(const char *, int (*)(const char *, int));
  54 void pushbacktoken(void);
  55 int peekc(int);
  56 void throwaway_nextchar(void);
  57 int atfirst_exceptspace(void);
  58 
  59 #endif /* ! _TOKEN_H_ */

/* */