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 /* If under Cygwin, provide backwards compatibility with older
  33    Cygwin compilers that don't define the current cpp define. */
  34 #ifdef __CYGWIN32__
  35 #ifndef __CYGWIN__
  36 #define __CYGWIN__
  37 #endif
  38 #endif
  39
  40 #ifdef unix                   /* A temporary sop to older compilers */
  41 #  ifndef __unix              /* (good for long-term portability?)  */
  42 #    define __unix    1
  43 #  endif
  44 #endif
  45
  46 #ifdef __unix
  47 /* Generic unix -- hopefully a split into other variants will not be    */
  48 /* needed.  However, beware the 'bsd' test above and safe_toupper etc.  */
  49 /* which cope with backwards (pre-posix/X/open) unix compatility.       */
  50 #  define COMPILING_ON_UNIX     1
  51 #endif
  52 #if defined(_WIN32)
  53 #  define COMPILING_ON_WIN32    1
  54 #  if !defined(__CYGWIN32__)
  55 #    define COMPILING_ON_WINDOWS  1
  56 #  endif
  57 #endif
  58 #if defined(_CONSOLE)
  59 #  define COMPILING_ON_WINDOWS_CONSOLE 1
  60 #  define COMPILING_ON_WINDOWS 1
  61 #endif
  62 /* The '(defined(__sparc) && defined(P_tmpdir)                     */
  63 /* && !defined(__svr4__))' is to detect gcc on SunOS.              */
  64 /* C++ compilers don't have to define __STDC__                     */
  65 #if (defined(__sparc) && defined(P_tmpdir))
  66 #  if defined(__svr4__)
  67 #    define COMPILING_ON_SOLARIS
  68 #  else
  69 #    define COMPILING_ON_SUNOS
  70 #  endif
  71 #endif
  72 #ifdef __hppa
  73 #  define COMPILING_ON_HPUX
  74 #endif
  75
  76 /*
  77  * The following typedefs may need alteration for obscure host machines.
  78  */
  79 #if defined(__alpha) && defined(__osf__) /* =========================== */
  80 /* Under OSF the alpha has 64-bit pointers and 64-bit longs.            */
  81 typedef                int   int32;
  82 typedef unsigned       int   unsigned32;
  83 /* IPtr and UPtr are 'ints of same size as pointer'.  Do not use in     */
  84 /* new code.  Currently only used within 'ncc'.                         */
  85 typedef          long  int   IPtr;
  86 typedef unsigned long  int   UPtr;
  87
  88 #else /* all hosts except alpha under OSF ============================= */
  89
  90 typedef          long  int   int32;
  91 typedef unsigned long  int   unsigned32;
  92 /* IPtr and UPtr are 'ints of same size as pointer'.  Do not use in     */
  93 /* new code.  Currently only used within 'ncc'.                         */
  94 #define IPtr int32
  95 #define UPtr unsigned32
  96 #endif /* ============================================================= */
  97
  98 typedef          short int   int16;
  99 typedef unsigned short int   unsigned16;
 100 typedef   signed       char  int8;
 101 typedef unsigned       char  unsigned8;
 102
 103 /* The following code defines the 'bool' type to be 'int' under C       */
 104 /* and real 'bool' under C++.  It also avoids warnings such as          */
 105 /* C++ keyword 'bool' used as identifier.  It can be overridden by      */
 106 /* defining IMPLEMENT_BOOL_AS_ENUM or IMPLEMENT_BOOL_AS_INT.            */
 107 #undef _bool
 108
 109 #ifdef IMPLEMENT_BOOL_AS_ENUM
 110    enum _bool { _false, _true };
 111 #  define _bool enum _bool
 112 #elif defined(IMPLEMENT_BOOL_AS_INT) || !defined(__cplusplus)
 113 #  define _bool int
 114 #  define _false 0
 115 #  define _true 1
 116 #endif
 117
 118 #ifdef _bool
 119 #  if defined(_MFC_VER) || defined(__CC_NORCROFT) /* When using MS Visual C/C++ v4.2 */
 120 #    define bool _bool /* avoids "'bool' is reserved word" warning      */
 121 #  else
 122      typedef _bool bool;
 123 #  endif
 124 #  define true _true
 125 #  define false _false
 126 #endif
 127
 128 #define YES   true
 129 #define NO    false
 130 #undef TRUE             /* some OSF headers define as 1                 */
 131 #define TRUE  true
 132 #undef FALSE            /* some OSF headers define as 1                 */
 133 #define FALSE false
 134
 135 /* 'uint' conflicts with some Unixen sys/types.h, so we now don't define it */
 136 typedef unsigned8  uint8;
 137 typedef unsigned16 uint16;
 138 typedef unsigned32 uint32;
 139
 140 typedef unsigned   Uint;
 141 typedef unsigned8  Uint8;
 142 typedef unsigned16 Uint16;
 143 typedef unsigned32 Uint32;
 144
 145 #ifdef ALPHA_TASO_SHORT_ON_OSF /* was __alpha && __osf.                 */
 146 /* The following sets ArgvType for 64-bit pointers so that              */
 147 /* DEC Unix (OSF) cc can be used with the -xtaso_short compiler option  */
 148 /* to force pointers to be 32-bit.  Not currently used since most/all   */
 149 /* ARM tools accept 32 or 64 bit pointers transparently.  See IPtr.     */
 150 #pragma pointer_size (save)
 151 #pragma pointer_size (long)
 152 typedef char *ArgvType;
 153 #pragma pointer_size (restore)
 154 #else
 155 typedef char *ArgvType;
 156 #endif
 157
 158 /*
 159  * Rotate macros
 160  */
 161 #define ROL_32(val, n) \
 162 ((((unsigned32)(val) << (n)) | ((unsigned32)(val) >> (32-(n)))) & 0xFFFFFFFFL)
 163 #define ROR_32(val, n) \
 164 ((((unsigned32)(val) >> (n)) | ((unsigned32)(val) << (32-(n)))) & 0xFFFFFFFFL)
 165
 166 #ifdef COMPILING_ON_UNIX
 167 #  define FOPEN_WB     "w"
 168 #  define FOPEN_RB     "r"
 169 #  define FOPEN_RWB    "r+"
 170 #  ifndef __STDC__                     /* caveat RISCiX... */
 171 #    define remove(file) unlink(file)  /* a horrid hack, but probably best? */
 172 #  endif
 173 #else
 174 #  define FOPEN_WB     "wb"
 175 #  define FOPEN_RB     "rb"
 176 #  define FOPEN_RWB    "rb+"
 177 #endif
 178
 179 #ifndef FILENAME_MAX
 180 #  define FILENAME_MAX 256
 181 #endif
 182
 183 #if (!defined(__STDC__) && !defined(__cplusplus) || 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 */