231 lines
6.8 KiB
C
231 lines
6.8 KiB
C
/*
|
|
* Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved.
|
|
*
|
|
* This software may be freely used, copied, modified, and distributed
|
|
* provided that the above copyright notice is preserved in all copies of the
|
|
* software.
|
|
*/
|
|
|
|
|
|
#ifndef _host_LOADED
|
|
#define _host_LOADED 1
|
|
|
|
#include <stdio.h>
|
|
#include <stddef.h>
|
|
#include <stdlib.h>
|
|
|
|
#ifndef SEEK_SET
|
|
# define SEEK_SET 0
|
|
#endif
|
|
#ifndef SEEK_CUR
|
|
# define SEEK_CUR 1
|
|
#endif
|
|
#ifndef SEEK_END
|
|
# define SEEK_END 2
|
|
#endif
|
|
|
|
/* The following for the benefit of compiling on SunOS */
|
|
#ifndef offsetof
|
|
# define offsetof(T, member) ((char *)&(((T *)0)->member) - (char *)0)
|
|
#endif
|
|
|
|
/* If under Cygwin, provide backwards compatibility with older
|
|
Cygwin compilers that don't define the current cpp define. */
|
|
#ifdef __CYGWIN32__
|
|
#ifndef __CYGWIN__
|
|
#define __CYGWIN__
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef unix /* A temporary sop to older compilers */
|
|
# ifndef __unix /* (good for long-term portability?) */
|
|
# define __unix 1
|
|
# endif
|
|
#endif
|
|
|
|
#ifdef __unix
|
|
/* Generic unix -- hopefully a split into other variants will not be */
|
|
/* needed. However, beware the 'bsd' test above and safe_toupper etc. */
|
|
/* which cope with backwards (pre-posix/X/open) unix compatility. */
|
|
# define COMPILING_ON_UNIX 1
|
|
#endif
|
|
#if defined(_WIN32)
|
|
# define COMPILING_ON_WIN32 1
|
|
# if !defined(__CYGWIN32__)
|
|
# define COMPILING_ON_WINDOWS 1
|
|
# endif
|
|
#endif
|
|
#if defined(_CONSOLE)
|
|
# define COMPILING_ON_WINDOWS_CONSOLE 1
|
|
# define COMPILING_ON_WINDOWS 1
|
|
#endif
|
|
#ifdef _MSC_VER
|
|
# define COMPILING_ON_MSDOS 1
|
|
# define COMPILING_ON_WINDOWS 1
|
|
# if defined(__cplusplus)
|
|
# define IMPLEMENT_BOOL_AS_INT 1 /* VC++ doesn't have 'bool' (yet) */
|
|
# endif
|
|
#endif
|
|
/* The '(defined(__sparc) && defined(P_tmpdir) */
|
|
/* && !defined(__svr4__))' is to detect gcc on SunOS. */
|
|
/* C++ compilers don't have to define __STDC__ */
|
|
#if (defined(__sparc) && defined(P_tmpdir))
|
|
# if defined(__svr4__)
|
|
# define COMPILING_ON_SOLARIS
|
|
# else
|
|
# define COMPILING_ON_SUNOS
|
|
# endif
|
|
#endif
|
|
#ifdef __hppa
|
|
# define COMPILING_ON_HPUX
|
|
#endif
|
|
|
|
/*
|
|
* The following typedefs may need alteration for obscure host machines.
|
|
*/
|
|
#if defined(__alpha) && defined(__osf__) /* =========================== */
|
|
/* Under OSF the alpha has 64-bit pointers and 64-bit longs. */
|
|
typedef int int32;
|
|
typedef unsigned int unsigned32;
|
|
/* IPtr and UPtr are 'ints of same size as pointer'. Do not use in */
|
|
/* new code. Currently only used within 'ncc'. */
|
|
typedef long int IPtr;
|
|
typedef unsigned long int UPtr;
|
|
|
|
#else /* all hosts except alpha under OSF ============================= */
|
|
|
|
typedef long int int32;
|
|
typedef unsigned long int unsigned32;
|
|
/* IPtr and UPtr are 'ints of same size as pointer'. Do not use in */
|
|
/* new code. Currently only used within 'ncc'. */
|
|
#define IPtr int32
|
|
#define UPtr unsigned32
|
|
#endif /* ============================================================= */
|
|
|
|
typedef short int int16;
|
|
typedef unsigned short int unsigned16;
|
|
typedef signed char int8;
|
|
typedef unsigned char unsigned8;
|
|
|
|
/* The following code defines the 'bool' type to be 'int' under C */
|
|
/* and real 'bool' under C++. It also avoids warnings such as */
|
|
/* C++ keyword 'bool' used as identifier. It can be overridden by */
|
|
/* defining IMPLEMENT_BOOL_AS_ENUM or IMPLEMENT_BOOL_AS_INT. */
|
|
#undef _bool
|
|
|
|
#ifdef IMPLEMENT_BOOL_AS_ENUM
|
|
enum _bool { _false, _true };
|
|
# define _bool enum _bool
|
|
#elif defined(IMPLEMENT_BOOL_AS_INT) || !defined(__cplusplus)
|
|
# define _bool int
|
|
# define _false 0
|
|
# define _true 1
|
|
#endif
|
|
|
|
#ifdef _bool
|
|
# if defined(_MFC_VER) || defined(__CC_NORCROFT) /* When using MS Visual C/C++ v4.2 */
|
|
# define bool _bool /* avoids "'bool' is reserved word" warning */
|
|
# else
|
|
typedef _bool bool;
|
|
# endif
|
|
# define true _true
|
|
# define false _false
|
|
#endif
|
|
|
|
#define YES true
|
|
#define NO false
|
|
#undef TRUE /* some OSF headers define as 1 */
|
|
#define TRUE true
|
|
#undef FALSE /* some OSF headers define as 1 */
|
|
#define FALSE false
|
|
|
|
/* 'uint' conflicts with some Unixen sys/types.h, so we now don't define it */
|
|
typedef unsigned8 uint8;
|
|
typedef unsigned16 uint16;
|
|
typedef unsigned32 uint32;
|
|
|
|
typedef unsigned Uint;
|
|
typedef unsigned8 Uint8;
|
|
typedef unsigned16 Uint16;
|
|
typedef unsigned32 Uint32;
|
|
|
|
#ifdef ALPHA_TASO_SHORT_ON_OSF /* was __alpha && __osf. */
|
|
/* The following sets ArgvType for 64-bit pointers so that */
|
|
/* DEC Unix (OSF) cc can be used with the -xtaso_short compiler option */
|
|
/* to force pointers to be 32-bit. Not currently used since most/all */
|
|
/* ARM tools accept 32 or 64 bit pointers transparently. See IPtr. */
|
|
#pragma pointer_size (save)
|
|
#pragma pointer_size (long)
|
|
typedef char *ArgvType;
|
|
#pragma pointer_size (restore)
|
|
#else
|
|
typedef char *ArgvType;
|
|
#endif
|
|
|
|
/*
|
|
* Rotate macros
|
|
*/
|
|
#define ROL_32(val, n) \
|
|
((((unsigned32)(val) << (n)) | ((unsigned32)(val) >> (32-(n)))) & 0xFFFFFFFFL)
|
|
#define ROR_32(val, n) \
|
|
((((unsigned32)(val) >> (n)) | ((unsigned32)(val) << (32-(n)))) & 0xFFFFFFFFL)
|
|
|
|
#ifdef COMPILING_ON_UNIX
|
|
# define FOPEN_WB "w"
|
|
# define FOPEN_RB "r"
|
|
# define FOPEN_RWB "r+"
|
|
# ifndef __STDC__ /* caveat RISCiX... */
|
|
# define remove(file) unlink(file) /* a horrid hack, but probably best? */
|
|
# endif
|
|
#else
|
|
# define FOPEN_WB "wb"
|
|
# define FOPEN_RB "rb"
|
|
# define FOPEN_RWB "rb+"
|
|
#endif
|
|
|
|
#ifndef FILENAME_MAX
|
|
# define FILENAME_MAX 256
|
|
#endif
|
|
|
|
#if (!defined(__STDC__) && !defined(__cplusplus) && !defined(_MSC_VER)) || \
|
|
defined(COMPILING_ON_SUNOS)
|
|
/* Use bcopy rather than memmove, as memmove is not available. */
|
|
/* There does not seem to be a header for bcopy. */
|
|
void bcopy(const char *src, char *dst, int length);
|
|
# define memmove(d,s,l) bcopy(s,d,l)
|
|
|
|
/* BSD/SUN don't have strtoul(), but then strtol() doesn't barf on */
|
|
/* overflow as required by ANSI... This bodge is horrid. */
|
|
# define strtoul(s, ptr, base) strtol(s, ptr, base)
|
|
|
|
/* strtod is present in the C-library but is not in stdlib.h */
|
|
extern double strtod(const char *str, char **ptr);
|
|
#endif
|
|
|
|
/* For systems that do not define EXIT_SUCCESS and EXIT_FAILURE */
|
|
#ifndef EXIT_SUCCESS
|
|
# define EXIT_SUCCESS 0
|
|
#endif
|
|
#ifndef EXIT_FAILURE
|
|
# define EXIT_FAILURE 1
|
|
#endif
|
|
|
|
#ifndef IGNORE
|
|
#define IGNORE(x) (x = x) /* Silence compiler warnings for unused arguments */
|
|
#endif
|
|
|
|
/* Define endian-ness of host */
|
|
|
|
#if defined(__acorn) || defined(__mvs) || defined(_WIN32) || \
|
|
(defined(__alpha) && defined(__osf__))
|
|
# define HOST_ENDIAN_LITTLE
|
|
#elif defined(__sparc) || defined(macintosh)
|
|
# define HOST_ENDIAN_BIG
|
|
#else
|
|
# define HOST_ENDIAN_UNKNOWN
|
|
#endif
|
|
|
|
#endif
|
|
|
|
/* end of host.h */
|