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/*
* Copyright (c) 1987, 1993, 1994
* 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. 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.
*
* @(#)ctags.h 8.3 (Berkeley) 4/2/94
*
* $FreeBSD$
*
*/
#define bool char
#define YES 1
#define NO 0
#define EOS '\0'
#define ENDLINE 50 /* max length of pattern */
#define MAXTOKEN 250 /* max size of single token */
#define SETLINE {++lineno;lineftell = ftell(inf);}
#define GETC(op,exp) ((c = getc(inf)) op (int)exp)
/*
* These character classification macros assume that the (EOF & 0xff) element
* of the arrays is always 'NO', as the EOF return from getc() gets masked
* to that value. Masking with 0xff has no effect for normal characters
* returned by getc() provided chars have 8 bits.
*/
#define iswhite(arg) _wht[arg & 0xff] /* T if char is white */
#define begtoken(arg) _btk[arg & 0xff] /* T if char can start token */
#define intoken(arg) _itk[arg & 0xff] /* T if char can be in token */
#define endtoken(arg) _etk[arg & 0xff] /* T if char ends tokens */
#define isgood(arg) _gd[arg & 0xff] /* T if char can be after ')' */
typedef struct nd_st { /* sorting structure */
struct nd_st *left,
*right; /* left and right sons */
char *entry, /* function or type name */
*file, /* file name */
*pat; /* search pattern */
int lno; /* for -x option */
bool been_warned; /* set if noticed dup */
} NODE;
extern char *curfile; /* current input file name */
extern NODE *head; /* head of the sorted binary tree */
extern FILE *inf; /* ioptr for current input file */
extern FILE *outf; /* ioptr for current output file */
extern long lineftell; /* ftell after getc( inf ) == '\n' */
extern int lineno; /* line number of current line */
extern int dflag; /* -d: non-macro defines */
extern int tflag; /* -t: create tags for typedefs */
extern int vflag; /* -v: vgrind style index output */
extern int wflag; /* -w: suppress warnings */
extern int xflag; /* -x: cxref style output */
extern bool _wht[], _etk[], _itk[], _btk[], _gd[];
extern char lbuf[LINE_MAX];
extern char *lbp;
extern char searchar; /* ex search character */
extern int cicmp(const char *);
extern void get_line(void);
extern void pfnote(const char *, int);
extern int skip_key(int);
extern void put_entries(NODE *);
extern void toss_yysec(void);
extern void l_entries(void);
extern void y_entries(void);
extern int PF_funcs(void);
extern void c_entries(void);
extern void skip_comment(int);
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