/* 
    Copyright (C) 1999-2004 David Essex, Rildo Pragana
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2, or (at your option)
    any later version.
  
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
  
    You should have received a copy of the GNU General Public License
    along with this software; see the file COPYING.  If not, write to
    the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
    Boston, MA 02111-1307 USA

*/ 


#ifndef _COBPP_H
#define _COBPP_H

#include <stdlib.h>
#include <stdio.h>

#define PATHMAX 		120
#define PATHMAX1 		1024
#define PATHMAX2 		256
#define PATHMAX3 		(1024 * 4)
#define CHR_SQUOTE		'\''
#define CHR_DQUOTE		'"'
#define CHR_EOS			'\0'
#define CHR_ASTERIX		'*'
#define CHR_CR			'\r'
#define CHR_LF			'\n'
#define STR_DASH		'-'
#define STR_UNDERSCORE		'_'
#define CHR_SLASH		'/'

//#define DEBUG_COBPP		1
#ifdef  DEBUG_COBPP
#define DEBUG_COBPP_PP           1 
#define DEBUG_COBPP_SCANNER      1 
#define DEBUG_COBPP_PARSER       1 
#endif

#ifndef __MINGW32__
#define STR_SEARCH_SUFFIXES	".cpy:.CPY:.cob:.COB:.cbl:.CBL::"
#define CHR_COLEN		':'
#define STR_COLEN		":"
#else
#define STR_SEARCH_SUFFIXES	".cpy;.CPY;.cob;.COB;.cbl;.CBL;;"
#define CHR_COLEN		';'
#define STR_COLEN		";"
#endif

#define FORMAT_FIXED		0
#define FORMAT_FREE		1

#define STATE_FLIT_LNONE	1
#define STATE_FNAME_LNONE	2
#define STATE_FLIT_LLIT		3
#define STATE_FLIT_LNAME	4
#define STATE_FNAME_LLIT	5	
#define STATE_FNAME_LNAME	6

#define TCOBPP_CMDOPTION_LIST	"f:x:o:p:t:I:vV?hdg"
#define TCOBPP_CMDOPT_FRM_FIXED	'f'
#define TCOBPP_CMDOPT_FRM_FREE	'x'
#define TCOBPP_CMDOPT_OUTFILE   'o'
#define TCOBPP_CMDOPT_LIST      'p'
#define TCOBPP_CMDOPT_TAB_LEN   't'
#define TCOBPP_CMDOPT_INC_PATH  'I'
#define TCOBPP_CMDOPT_VERBOSE   'v'
#define TCOBPP_CMDOPT_VERSION   'V'
#define TCOBPP_CMDOPT_HELP1     '?'
#define TCOBPP_CMDOPT_HELP      'h'
#define TCOBPP_CMDOPT_INC_DEBUG 'd'
#define TCOBPP_CMDOPT_DEBUG	'g'

#define TCOBPP_TITLE		"TinyCOBOL pre-processor"
#define TCOBPP_COPYWR		"Copyright (C) 1999-2002  David Essex"

extern char HTG_COPYDIR[];

typedef short bool;

struct s_Env {
   bool codeFormat; /* 1 is free , 0 is fixed */
   int  debugFlag;
   int  IncDebugLines;
   int  errFlag;
   int  verboseFlag;
   int  tab2space;
   char *progName;
   char *ifname;
   char *ofname;
   char *lfname;
};

typedef struct s_Env Env;

Env globalEnv;
Env *globalEnvPtr;

/* command line options */
static char option_list[] = { TCOBPP_CMDOPTION_LIST };

/*   parser.tab.c   */
void yyerror(char *s);
int  yyparse(void);

/*   scanner.c      */
int yylex(void);
int yywrap(void);
void yyrestart(FILE *input_file);
int lex_fgets(char *buf, int maxsize);

extern void setup_scanner_state();
extern char include_full_filename[];
int find_copybook_file(char *fname, char *lname);
int find_copybook_file2 (char *fname, char *lname);
int find_filename_text (char *fname, char *fp, char *fs);
int find_filename_literal (char *fname, char *fp);
char *find_env_variable (char *ev);
char *find_token(char *p, const char *d, int sw);
void append_include_path(char *ap);

int setOptions(Env*, int, char**);
void setDefaults(void);
void printVersion(void);
void printHelp(void);
void CleanUp(void);

#endif