/* common.h -- common header for all L Avery's programs
 *
 * This header file should be included in all C programs, usually
 * following the #include's for system header files (e.g. stdio.h) and
 * preceding the #include's for program-specific headers.
 */

/* operating system-dependent constants					*/
/* unix constants							*/
#if	(defined unix)
#ifndef	NULL
#define	NULL	0
#endif
#define	NOERR	0
#define	ERROR	1
#define	STARTUP	{ PROGNAME = *argv; argv++; argc--; }
#define	EXITOK	exit(NOERR)

/* VAX VMS constants							*/
#elif	(defined vaxc)
#include ssdef
#define	NOERR	SS$_NORMAL
#define	ERROR	0
#define	STARTUP	{ PROGNAME = *argv; redirect(&argc, &argv); argv++; argc--; }
#define	EXITOK	exitok(NOERR)

/* unknown operating system						*/
#else
#ifndef	NULL
#define	NULL	((char *) 0)
#endif
#define	NOERR	0
#define	ERROR	1
#define	STARTUP	{ PROGNAME = *argv; argv++; argc--; }
#define	EXITOK	exit(NOERR)

/* end of operating system section					*/
#endif

/* hardware-dependent constants						*/
/* sparc								*/
#if	(defined sparc)
#ifndef MAXINT
#define MAXINT  (0x7fffffff)
#define MININT  (-0x100000000)
#define MAXLONG  (0x7fffffff)
#define MINLONG  (-0x100000000)
#endif

/* vax									*/
#elif	(defined vaxc)
#ifndef MAXINT
#define MAXINT  (32767)
#define MININT  (-32768)
#define MAXLONG  (0x7fffffff)
#define MINLONG  (-0x100000000)
#endif

/* unknown hardware							*/
#else
#ifndef MAXINT
#define MAXINT  (32767)
#define MININT  (-32768)
#define MAXLONG  (0x7fffffff)
#define MINLONG  (-0x100000000)
#endif

/* end of hardware section						*/
#endif

/* constants independent of environment					*/
#ifndef	TRUE
#define	TRUE	1
#endif
#ifndef	FALSE
#define	FALSE	0
#endif
#define LLEN    0x400
#define delete  unlink