/* * 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 #include #include #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(__CYGWIN__) # 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 */