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 #ifdef _MSC_VER
  63 #  define COMPILING_ON_MSDOS    1
  64 #  define COMPILING_ON_WINDOWS  1
  65 #  if defined(__cplusplus)
  66 #    define IMPLEMENT_BOOL_AS_INT 1 /* VC++ doesn't have 'bool' (yet) */
  67 #  endif
  68 #endif
  69 /* The '(defined(__sparc) && defined(P_tmpdir)                     */
  70 /* && !defined(__svr4__))' is to detect gcc on SunOS.              */
  71 /* C++ compilers don't have to define __STDC__                     */
  72 #if (defined(__sparc) && defined(P_tmpdir))
  73 #  if defined(__svr4__)
  74 #    define COMPILING_ON_SOLARIS
  75 #  else
  76 #    define COMPILING_ON_SUNOS
  77 #  endif
  78 #endif
  79 #ifdef __hppa
  80 #  define COMPILING_ON_HPUX
  81 #endif
  82
  83 /*
  84  * The following typedefs may need alteration for obscure host machines.
  85  */
  86 #if defined(__alpha) && defined(__osf__) /* =========================== */
  87 /* Under OSF the alpha has 64-bit pointers and 64-bit longs.            */
  88 typedef                int   int32;
  89 typedef unsigned       int   unsigned32;
  90 /* IPtr and UPtr are 'ints of same size as pointer'.  Do not use in     */
  91 /* new code.  Currently only used within 'ncc'.                         */
  92 typedef          long  int   IPtr;
  93 typedef unsigned long  int   UPtr;
  94
  95 #else /* all hosts except alpha under OSF ============================= */
  96
  97 typedef          long  int   int32;
  98 typedef unsigned long  int   unsigned32;
  99 /* IPtr and UPtr are 'ints of same size as pointer'.  Do not use in     */
 100 /* new code.  Currently only used within 'ncc'.                         */
 101 #define IPtr int32
 102 #define UPtr unsigned32
 103 #endif /* ============================================================= */
 104
 105 typedef          short int   int16;
 106 typedef unsigned short int   unsigned16;
 107 typedef   signed       char  int8;
 108 typedef unsigned       char  unsigned8;
 109
 110 /* The following code defines the 'bool' type to be 'int' under C       */
 111 /* and real 'bool' under C++.  It also avoids warnings such as          */
 112 /* C++ keyword 'bool' used as identifier.  It can be overridden by      */
 113 /* defining IMPLEMENT_BOOL_AS_ENUM or IMPLEMENT_BOOL_AS_INT.            */
 114 #undef _bool
 115
 116 #ifdef IMPLEMENT_BOOL_AS_ENUM
 117    enum _bool { _false, _true };
 118 #  define _bool enum _bool
 119 #elif defined(IMPLEMENT_BOOL_AS_INT) || !defined(__cplusplus)
 120 #  define _bool int
 121 #  define _false 0
 122 #  define _true 1
 123 #endif
 124
 125 #ifdef _bool
 126 #  if defined(_MFC_VER) || defined(__CC_NORCROFT) /* When using MS Visual C/C++ v4.2 */
 127 #    define bool _bool /* avoids "'bool' is reserved word" warning      */
 128 #  else
 129      typedef _bool bool;
 130 #  endif
 131 #  define true _true
 132 #  define false _false
 133 #endif
 134
 135 #define YES   true
 136 #define NO    false
 137 #undef TRUE             /* some OSF headers define as 1                 */
 138 #define TRUE  true
 139 #undef FALSE            /* some OSF headers define as 1                 */
 140 #define FALSE false
 141
 142 /* 'uint' conflicts with some Unixen sys/types.h, so we now don't define it */
 143 typedef unsigned8  uint8;
 144 typedef unsigned16 uint16;
 145 typedef unsigned32 uint32;
 146
 147 typedef unsigned   Uint;
 148 typedef unsigned8  Uint8;
 149 typedef unsigned16 Uint16;
 150 typedef unsigned32 Uint32;
 151
 152 #ifdef ALPHA_TASO_SHORT_ON_OSF /* was __alpha && __osf.                 */
 153 /* The following sets ArgvType for 64-bit pointers so that              */
 154 /* DEC Unix (OSF) cc can be used with the -xtaso_short compiler option  */
 155 /* to force pointers to be 32-bit.  Not currently used since most/all   */
 156 /* ARM tools accept 32 or 64 bit pointers transparently.  See IPtr.     */
 157 #pragma pointer_size (save)
 158 #pragma pointer_size (long)
 159 typedef char *ArgvType;
 160 #pragma pointer_size (restore)
 161 #else
 162 typedef char *ArgvType;
 163 #endif
 164
 165 /*
 166  * Rotate macros
 167  */
 168 #define ROL_32(val, n) \
 169 ((((unsigned32)(val) << (n)) | ((unsigned32)(val) >> (32-(n)))) & 0xFFFFFFFFL)
 170 #define ROR_32(val, n) \
 171 ((((unsigned32)(val) >> (n)) | ((unsigned32)(val) << (32-(n)))) & 0xFFFFFFFFL)
 172
 173 #ifdef COMPILING_ON_UNIX
 174 #  define FOPEN_WB     "w"
 175 #  define FOPEN_RB     "r"
 176 #  define FOPEN_RWB    "r+"
 177 #  ifndef __STDC__                     /* caveat RISCiX... */
 178 #    define remove(file) unlink(file)  /* a horrid hack, but probably best? */
 179 #  endif
 180 #else
 181 #  define FOPEN_WB     "wb"
 182 #  define FOPEN_RB     "rb"
 183 #  define FOPEN_RWB    "rb+"
 184 #endif
 185
 186 #ifndef FILENAME_MAX
 187 #  define FILENAME_MAX 256
 188 #endif
 189
 190 #if (!defined(__STDC__) && !defined(__cplusplus) && !defined(_MSC_VER)) || \
 191     defined(COMPILING_ON_SUNOS)
 192 /* Use bcopy rather than memmove, as memmove is not available.     */
 193 /* There does not seem to be a header for bcopy.                   */
 194 void bcopy(const char *src, char *dst, int length);
 195 #  define memmove(d,s,l) bcopy(s,d,l)
 196
 197 /* BSD/SUN don't have strtoul(), but then strtol() doesn't barf on */
 198 /* overflow as required by ANSI... This bodge is horrid.           */
 199 #  define strtoul(s, ptr, base) strtol(s, ptr, base)
 200
 201 /* strtod is present in the C-library but is not in stdlib.h       */
 202 extern double strtod(const char *str, char **ptr);
 203 #endif
 204
 205 /* For systems that do not define EXIT_SUCCESS and EXIT_FAILURE */
 206 #ifndef EXIT_SUCCESS
 207 #  define EXIT_SUCCESS           0
 208 #endif
 209 #ifndef EXIT_FAILURE
 210 #  define EXIT_FAILURE           1
 211 #endif
 212
 213 #ifndef IGNORE
 214 #define IGNORE(x) (x = x)  /* Silence compiler warnings for unused arguments */
 215 #endif
 216
 217 /* Define endian-ness of host */
 218
 219 #if defined(__acorn) || defined(__mvs) || defined(_WIN32) || \
 220   (defined(__alpha) && defined(__osf__))
 221 #  define HOST_ENDIAN_LITTLE
 222 #elif defined(__sparc) || defined(macintosh)
 223 #  define HOST_ENDIAN_BIG
 224 #else
 225 #  define HOST_ENDIAN_UNKNOWN
 226 #endif
 227
 228 #endif
 229
 230 /* end of host.h */