Category : C Source Code
Archive   : PGP20SRC.ZIP
Filename : ZTAILOR.H

/* tailor.h -- Not copyrighted 1991 Mark Adler */

/* const's are inconsistently used across ANSI libraries--kill for all
header files. */
#define const


/* Use prototypes and ANSI libraries if __STDC__ */
#ifdef __STDC__
# ifndef PROTO
# define PROTO
# endif /* !PROTO */
# define MODERN
#endif /* __STDC__ */


/* Use prototypes and ANSI libraries if Silicon Graphics */
#ifdef sgi
# ifndef PROTO
# define PROTO
# endif /* !PROTO */
# define MODERN
#endif /* sgi */


/* Define MSDOS for Turbo C as well as Microsoft C */
#ifdef __POWERC /* For Power C too */
# define __TURBOC__
#endif /* __POWERC */


/* Use prototypes and ANSI libraries if Microsoft or Borland C */
#ifdef MSDOS
# ifndef PROTO
# define PROTO
# endif /* !PROTO */
# define MODERN
#endif /* MSDOS */


/* Turn off prototypes if requested */
#ifdef NOPROTO
# ifdef PROTO
# undef PROTO
# endif /* PROTO */
#endif /* NOPROT */


/* Used to remove arguments in function prototypes for non-ANSI C */
#ifdef PROTO
# define OF(a) a
#else /* !PROTO */
# define OF(a) ()
#endif /* ?PROTO */


/* Allow far and huge allocation for small model (Microsoft C or Turbo C) */
#ifdef MSDOS
# ifndef DYN_ALLOC
# define DYN_ALLOC
# endif
# ifdef __TURBOC__
# include
# else /* !__TURBOC__ */
# include
# define farmalloc _fmalloc
# define farfree _ffree
# endif /* ?__TURBOC__ */
#else /* !MSDOS */
# define huge
# define far
# define near
# define farmalloc malloc
# define farfree free
#endif /* ?MSDOS */

#define fcalloc calloc
/* Assumes that all arrays are < 64K for MSDOS */

/* Define MSVMS if either MSDOS or VMS defined */
#ifdef MSDOS
# define MSVMS
#else /* !MSDOS */
# ifdef VMS
# define MSVMS
# endif /* VMS */
#endif /* ?MSDOS */


/* Define void, voidp, and extent (size_t) */
#include
#ifdef MODERN
# if !defined(M_XENIX) && !defined(__GNUC__)
# include
# endif /* !M_XENIX */
# include
typedef size_t extent;
typedef void voidp;
#else /* !MODERN */
typedef unsigned int extent;
#ifndef M_XENIX
# define void int
#endif
typedef char voidp;
#endif /* ?MODERN */

/* Get types and stat */
#ifdef VMS
# include
# include
#else /* !VMS */
# include
# include
#endif /* ?VMS */


/* Cheap fix for unlink on VMS */
#ifdef VMS
# define unlink delete
#endif /* VMS */


/* For Pyramid */
#ifdef pyr
# define strrchr rindex
# define ZMEM
#endif /* pyr */


/* File operations--use "b" for binary if allowed */
#ifdef MODERN
# define FOPR "rb"
# define FOPM "r+b"
# define FOPW "w+b"
#else /* !MODERN */
# define FOPR "r"
# define FOPM "r+"
# define FOPW "w+"
#endif /* ?MODERN */


/* Define this symbol if your target allows access to unaligned data.
* This is not mandatory, just a speed optimization. The compressed
* output is strictly identical.
*/
#if defined(MSDOS) || defined(M_XENIX) || defined(i386) || defined(mc68020) || defined(vax)
# define UNALIGNED_OK
#endif


/* Under MSDOS we may run out of memory when processing a large number
* of files. Compile with MEDIUM_MEM to reduce the memory requirements or
* with MIN_MEM to use as little memory as possible.
*/
#ifdef SMALL_MEM
# define BSZ 2048 /* Buffer size for files */
#else
#ifdef MEDIUM_MEM
# define BSZ 8192
#else
# define BSZ 16384
#endif
#endif

/* end of tailor.h */