/* * $Id: //pentools/main/datemath/defs.h#5 $ * * written by:  Stephen J. Friedl *              Software Consultant *              Tustin, California USA *              steve@unixwiz.net / www.unixwiz.net * *	Various macros and stuff needed for datemath. These must be *	included in ALL moduled, including the lexer and parser. */#define		TRUE		1#define		FALSE		0/*------------------------------------------------------------------------ * arguments to exit (normally provided in <stddef.h>) */#ifndef	EXIT_SUCCESS#  define	EXIT_SUCCESS	0#  define	EXIT_FAILURE	1#endif#ifndef __GNUC__#  define	__attribute__(x)	/*nothing*/#endif/*------------------------------------------------------------------------ * indexes into the month/day/year `mdy[3]' arrays. */#define		MM		0#define		DD		1#define		YY		2extern void die( char const *, ... ) __attribute__((noreturn))                                     __attribute__((format(printf,1,2)));extern const char *ProgName;typedef unsigned long jdate_t;#define YYSTYPE jdate_textern int	daysinyymm(int yymm)            __attribute__((const));extern int	daysinmm(int, int)              __attribute__((const));extern int	yymm_add(int yymm, int nmonths) __attribute__((const));extern jdate_t	yymmtojul(int yymm, int eflag)  __attribute__((const));extern int	jultoyymm(jdate_t jdate)        __attribute__((const));/* jdate.c */extern int	rtoday(jdate_t *pjdate);extern int	rjulmdy(jdate_t jdate, short *mdy);extern int	rmdyjul(const short *mdy, jdate_t *jpdate);extern int	rdatestr(jdate_t jdate, char *str);extern int	rfmtdate(jdate_t, const char *, char *);/* lex.l */extern void	init_scan(char *p);/* gram.y */extern int	yyparse(void);extern int	yylex(void);extern void	yyerror(const char *);extern char	*yytext;extern int      year_to_yyyy(int yy) __attribute__((const));extern int      century19_year;extern int	year_digits;extern int	collate_order;extern char	*strlower(char *s);