gdb/rdi-share/host.h

   1 /*
   2  * Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved.
   3  *
   4  * This software may be freely used, copied, modified, and distributed
   5  * provided that the above copyright notice is preserved in all copies of the
   6  * software.
   7  */
   8
   9
  10 #ifndef _host_LOADED
  11 #define _host_LOADED 1
  12
  13 #include <stdio.h>
  14 #include <stddef.h>
  15 #include <stdlib.h>
  16
  17 #ifndef SEEK_SET
  18 #  define SEEK_SET  0
  19 #endif
  20 #ifndef SEEK_CUR
  21 #  define SEEK_CUR  1
  22 #endif
  23 #ifndef SEEK_END
  24 #  define SEEK_END  2
  25 #endif
  26
  27 /* The following for the benefit of compiling on SunOS */
  28 #ifndef offsetof
  29 #  define offsetof(T, member)  ((char *)&(((T *)0)->member) - (char *)0)
  30 #endif
  31
  32 #ifdef unix                   /* A temporary sop to older compilers */
  33 #  ifndef __unix              /* (good for long-term portability?)  */
  34 #    define __unix    1
  35 #  endif
  36 #endif
  37
  38 #ifdef __unix
  39 /* Generic unix -- hopefully a split into other variants will not be    */
  40 /* needed.  However, beware the 'bsd' test above and safe_toupper etc.  */
  41 /* which cope with backwards (pre-posix/X/open) unix compatility.       */
  42 #  define COMPILING_ON_UNIX     1
  43 #endif
  44 #if defined(_WIN32)
  45 #  define COMPILING_ON_WIN32    1
  46 #  if !defined(__CYGWIN32__)
  47 #    define COMPILING_ON_WINDOWS  1
  48 #  endif
  49 #endif
  50 #if defined(_CONSOLE)
  51 #  define COMPILING_ON_WINDOWS_CONSOLE 1
  52 #  define COMPILING_ON_WINDOWS 1
  53 #endif
  54 #ifdef _MSC_VER
  55 #  define COMPILING_ON_MSDOS    1
  56 #  define COMPILING_ON_WINDOWS  1
  57 #  if defined(__cplusplus)
  58 #    define IMPLEMENT_BOOL_AS_INT 1 /* VC++ doesn't have 'bool' (yet) */
  59 #  endif
  60 #endif
  61 /* The '(defined(__sparc) && defined(P_tmpdir)                     */
  62 /* && !defined(__svr4__))' is to detect gcc on SunOS.              */
  63 /* C++ compilers don't have to define __STDC__                     */
  64 #if (defined(__sparc) && defined(P_tmpdir))
  65 #  if defined(__svr4__)
  66 #    define COMPILING_ON_SOLARIS
  67 #  else
  68 #    define COMPILING_ON_SUNOS
  69 #  endif
  70 #endif
  71 #ifdef __hppa
  72 #  define COMPILING_ON_HPUX
  73 #endif
  74
  75 /*
  76  * The following typedefs may need alteration for obscure host machines.
  77  */
  78 #if defined(__alpha) && defined(__osf__) /* =========================== */
  79 /* Under OSF the alpha has 64-bit pointers and 64-bit longs.            */
  80 typedef                int   int32;
  81 typedef unsigned       int   unsigned32;
  82 /* IPtr and UPtr are 'ints of same size as pointer'.  Do not use in     */
  83 /* new code.  Currently only used within 'ncc'.                         */
  84 typedef          long  int   IPtr;
  85 typedef unsigned long  int   UPtr;
  86
  87 #else /* all hosts except alpha under OSF ============================= */
  88
  89 typedef          long  int   int32;
  90 typedef unsigned long  int   unsigned32;
  91 /* IPtr and UPtr are 'ints of same size as pointer'.  Do not use in     */
  92 /* new code.  Currently only used within 'ncc'.                         */
  93 #define IPtr int32
  94 #define UPtr unsigned32
  95 #endif /* ============================================================= */
  96
  97 typedef          short int   int16;
  98 typedef unsigned short int   unsigned16;
  99 typedef   signed       char  int8;
 100 typedef unsigned       char  unsigned8;
 101
 102 /* The following code defines the 'bool' type to be 'int' under C       */
 103 /* and real 'bool' under C++.  It also avoids warnings such as          */
 104 /* C++ keyword 'bool' used as identifier.  It can be overridden by      */
 105 /* defining IMPLEMENT_BOOL_AS_ENUM or IMPLEMENT_BOOL_AS_INT.            */
 106 #undef _bool
 107
 108 #ifdef IMPLEMENT_BOOL_AS_ENUM
 109    enum _bool { _false, _true };
 110 #  define _bool enum _bool
 111 #elif defined(IMPLEMENT_BOOL_AS_INT) || !defined(__cplusplus)
 112 #  define _bool int
 113 #  define _false 0
 114 #  define _true 1
 115 #endif
 116
 117 #ifdef _bool
 118 #  if defined(_MFC_VER) || defined(__CC_NORCROFT) /* When using MS Visual C/C++ v4.2 */
 119 #    define bool _bool /* avoids "'bool' is reserved word" warning      */
 120 #  else
 121      typedef _bool bool;
 122 #  endif
 123 #  define true _true
 124 #  define false _false
 125 #endif
 126
 127 #define YES   true
 128 #define NO    false
 129 #undef TRUE             /* some OSF headers define as 1                 */
 130 #define TRUE  true
 131 #undef FALSE            /* some OSF headers define as 1                 */
 132 #define FALSE false
 133
 134 /* 'uint' conflicts with some Unixen sys/types.h, so we now don't define it */
 135 typedef unsigned8  uint8;
 136 typedef unsigned16 uint16;
 137 typedef unsigned32 uint32;
 138
 139 typedef unsigned   Uint;
 140 typedef unsigned8  Uint8;
 141 typedef unsigned16 Uint16;
 142 typedef unsigned32 Uint32;
 143
 144 #ifdef ALPHA_TASO_SHORT_ON_OSF /* was __alpha && __osf.                 */
 145 /* The following sets ArgvType for 64-bit pointers so that              */
 146 /* DEC Unix (OSF) cc can be used with the -xtaso_short compiler option  */
 147 /* to force pointers to be 32-bit.  Not currently used since most/all   */
 148 /* ARM tools accept 32 or 64 bit pointers transparently.  See IPtr.     */
 149 #pragma pointer_size (save)
 150 #pragma pointer_size (long)
 151 typedef char *ArgvType;
 152 #pragma pointer_size (restore)
 153 #else
 154 typedef char *ArgvType;
 155 #endif
 156
 157 /*
 158  * Rotate macros
 159  */
 160 #define ROL_32(val, n) \
 161 ((((unsigned32)(val) << (n)) | ((unsigned32)(val) >> (32-(n)))) & 0xFFFFFFFFL)
 162 #define ROR_32(val, n) \
 163 ((((unsigned32)(val) >> (n)) | ((unsigned32)(val) << (32-(n)))) & 0xFFFFFFFFL)
 164
 165 #ifdef COMPILING_ON_UNIX
 166 #  define FOPEN_WB     "w"
 167 #  define FOPEN_RB     "r"
 168 #  define FOPEN_RWB    "r+"
 169 #  ifndef __STDC__                     /* caveat RISCiX... */
 170 #    define remove(file) unlink(file)  /* a horrid hack, but probably best? */
 171 #  endif
 172 #else
 173 #  define FOPEN_WB     "wb"
 174 #  define FOPEN_RB     "rb"
 175 #  define FOPEN_RWB    "rb+"
 176 #endif
 177
 178 #ifndef FILENAME_MAX
 179 #  define FILENAME_MAX 256
 180 #endif
 181
 182 #if (!defined(__STDC__) && !defined(__cplusplus) && !defined(_MSC_VER)) || \
 183     defined(COMPILING_ON_SUNOS)
 184 /* Use bcopy rather than memmove, as memmove is not available.     */
 185 /* There does not seem to be a header for bcopy.                   */
 186 void bcopy(const char *src, char *dst, int length);
 187 #  define memmove(d,s,l) bcopy(s,d,l)
 188
 189 /* BSD/SUN don't have strtoul(), but then strtol() doesn't barf on */
 190 /* overflow as required by ANSI... This bodge is horrid.           */
 191 #  define strtoul(s, ptr, base) strtol(s, ptr, base)
 192
 193 /* strtod is present in the C-library but is not in stdlib.h       */
 194 extern double strtod(const char *str, char **ptr);
 195 #endif
 196
 197 /* For systems that do not define EXIT_SUCCESS and EXIT_FAILURE */
 198 #ifndef EXIT_SUCCESS
 199 #  define EXIT_SUCCESS           0
 200 #endif
 201 #ifndef EXIT_FAILURE
 202 #  define EXIT_FAILURE           1
 203 #endif
 204
 205 #ifndef IGNORE
 206 #define IGNORE(x) (x = x)  /* Silence compiler warnings for unused arguments */
 207 #endif
 208
 209 /* Define endian-ness of host */
 210
 211 #if defined(__acorn) || defined(__mvs) || defined(_WIN32) || \
 212   (defined(__alpha) && defined(__osf__))
 213 #  define HOST_ENDIAN_LITTLE
 214 #elif defined(__sparc) || defined(macintosh)
 215 #  define HOST_ENDIAN_BIG
 216 #else
 217 #  define HOST_ENDIAN_UNKNOWN
 218 #endif
 219
 220 #endif
 221
 222 /* end of host.h */