icu/unicode/platform.h

   1 /*
   2 ******************************************************************************
   3 *
   4 *   Copyright (C) 1997-2004, International Business Machines
   5 *   Corporation and others.  All Rights Reserved.
   6 *
   7 ******************************************************************************
   8 *
   9 *  FILE NAME : platform.h
  10 *
  11 *   Date        Name        Description
  12 *   05/13/98    nos         Creation (content moved here from ptypes.h).
  13 *   03/02/99    stephen     Added AS400 support.
  14 *   03/30/99    stephen     Added Linux support.
  15 *   04/13/99    stephen     Reworked for autoconf.
  16 ******************************************************************************
  17 */
  18
  19 /* Define the platform we're on. */
  20 #ifndef U_DARWIN
  21 #define U_DARWIN
  22 #endif
  23
  24 /* Define whether inttypes.h is available */
  25 #ifndef U_HAVE_INTTYPES_H
  26 #define U_HAVE_INTTYPES_H 1
  27 #endif
  28
  29 /*
  30  * Define what support for C++ streams is available.
  31  *     If U_IOSTREAM_SOURCE is set to 199711, then <iostream> is available
  32  * (1997711 is the date the ISO/IEC C++ FDIS was published), and then
  33  * one should qualify streams using the std namespace in ICU header
  34  * files.
  35  *     If U_IOSTREAM_SOURCE is set to 198506, then <iostream.h> is
  36  * available instead (198506 is the date when Stroustrup published
  37  * "An Extensible I/O Facility for C++" at the summer USENIX conference).
  38  *     If U_IOSTREAM_SOURCE is 0, then C++ streams are not available and
  39  * support for them will be silently suppressed in ICU.
  40  *
  41  */
  42
  43 #ifndef U_IOSTREAM_SOURCE
  44 #define U_IOSTREAM_SOURCE 199711
  45 #endif
  46
  47 /* Determines whether specific types are available */
  48 #ifndef U_HAVE_INT8_T
  49 #define U_HAVE_INT8_T 1
  50 #endif
  51
  52 #ifndef U_HAVE_UINT8_T
  53 #define U_HAVE_UINT8_T 0
  54 #endif
  55
  56 #ifndef U_HAVE_INT16_T
  57 #define U_HAVE_INT16_T 1
  58 #endif
  59
  60 #ifndef U_HAVE_UINT16_T
  61 #define U_HAVE_UINT16_T 0
  62 #endif
  63
  64 #ifndef U_HAVE_INT32_T
  65 #define U_HAVE_INT32_T 1
  66 #endif
  67
  68 #ifndef U_HAVE_UINT32_T
  69 #define U_HAVE_UINT32_T 0
  70 #endif
  71
  72 #ifndef U_HAVE_INT64_T
  73 #define U_HAVE_INT64_T 1
  74 #endif
  75
  76 #ifndef U_HAVE_UINT64_T
  77 #define U_HAVE_UINT64_T 0
  78 #endif
  79
  80 /*===========================================================================*/
  81 /* Generic data types                                                        */
  82 /*===========================================================================*/
  83
  84 #include <sys/types.h>
  85
  86 /* If your platform does not have the <inttypes.h> header, you may
  87    need to edit the typedefs below. */
  88 #if U_HAVE_INTTYPES_H
  89
  90 /* autoconf 2.13 sometimes can't properly find the data types in <inttypes.h> */
  91 /* os/390 needs <inttypes.h>, but it doesn't have int8_t, and it sometimes */
  92 /* doesn't have uint8_t depending on the OS version. */
  93 /* So we have this work around. */
  94 #ifdef OS390
  95 /* The features header is needed to get (u)int64_t sometimes. */
  96 #include <features.h>
  97 #if ! U_HAVE_INT8_T
  98 typedef signed char int8_t;
  99 #endif
 100 #if !defined(__uint8_t)
 101 #define __uint8_t 1
 102 typedef unsigned char uint8_t;
 103 #endif
 104 #endif /* OS390 */
 105
 106 #include <inttypes.h>
 107
 108 #else /* U_HAVE_INTTYPES_H */
 109
 110 #if ! U_HAVE_INT8_T
 111 typedef signed char int8_t;
 112 #endif
 113
 114 #if ! U_HAVE_UINT8_T
 115 typedef unsigned char uint8_t;
 116 #endif
 117
 118 #if ! U_HAVE_INT16_T
 119 typedef signed short int16_t;
 120 #endif
 121
 122 #if ! U_HAVE_UINT16_T
 123 typedef unsigned short uint16_t;
 124 #endif
 125
 126 #if ! U_HAVE_INT32_T
 127 typedef signed int int32_t;
 128 #endif
 129
 130 #if ! U_HAVE_UINT32_T
 131 typedef unsigned int uint32_t;
 132 #endif
 133
 134 #if ! U_HAVE_INT64_T
 135     typedef signed long long int64_t;
 136 /* else we may not have a 64-bit type */
 137 #endif
 138
 139 #if ! U_HAVE_UINT64_T
 140     typedef unsigned long long uint64_t;
 141 /* else we may not have a 64-bit type */
 142 #endif
 143
 144 #endif
 145
 146 /*===========================================================================*/
 147 /* Compiler and environment features                                         */
 148 /*===========================================================================*/
 149
 150 /* Define whether namespace is supported */
 151 #ifndef U_HAVE_NAMESPACE
 152 #define U_HAVE_NAMESPACE 1
 153 #endif
 154
 155 /* Determines the endianness of the platform
 156    It's done this way in case multiple architectures are being built at once.
 157    For example, Darwin supports fat binaries, which can be both PPC and x86 based. */
 158 #if defined(BYTE_ORDER) && defined(BIG_ENDIAN)
 159 #define U_IS_BIG_ENDIAN (BYTE_ORDER == BIG_ENDIAN)
 160 #else
 161 #define U_IS_BIG_ENDIAN 1
 162 #endif
 163
 164 /* 1 or 0 to enable or disable threads.  If undefined, default is: enable threads. */
 165 #define ICU_USE_THREADS 1
 166
 167 #ifndef U_DEBUG
 168 #define U_DEBUG 0
 169 #endif
 170
 171 #ifndef U_RELEASE
 172 #define U_RELEASE 1
 173 #endif
 174
 175 /* Determine whether to disable renaming or not. This overrides the
 176    setting in umachine.h which is for all platforms. */
 177 #ifndef U_DISABLE_RENAMING
 178 #define U_DISABLE_RENAMING 1
 179 #endif
 180
 181 /* Determine whether to override new and delete. */
 182 #ifndef U_OVERRIDE_CXX_ALLOCATION
 183 #define U_OVERRIDE_CXX_ALLOCATION 1
 184 #endif
 185 /* Determine whether to override placement new and delete for STL. */
 186 #ifndef U_HAVE_PLACEMENT_NEW
 187 #define U_HAVE_PLACEMENT_NEW 1
 188 #endif
 189
 190 /* Determine whether to enable tracing. */
 191 #ifndef U_ENABLE_TRACING
 192 #define U_ENABLE_TRACING 1
 193 #endif
 194
 195 /* Define the library suffix in a C syntax. */
 196 #define U_HAVE_LIB_SUFFIX 0
 197 #define U_LIB_SUFFIX_C_NAME
 198 #define U_LIB_SUFFIX_C_NAME_STRING ""
 199
 200 /*===========================================================================*/
 201 /* Character data types                                                      */
 202 /*===========================================================================*/
 203
 204 #if defined(OS390) || defined(OS400)
 205 #   define U_CHARSET_FAMILY 1
 206 #endif
 207
 208 /*===========================================================================*/
 209 /* Information about wchar support                                           */
 210 /*===========================================================================*/
 211
 212 #define U_HAVE_WCHAR_H      1
 213 #define U_SIZEOF_WCHAR_T    4
 214
 215 #define U_HAVE_WCSCPY       1
 216
 217 /*===========================================================================*/
 218 /* Information about POSIX support                                           */
 219 /*===========================================================================*/
 220
 221 #define U_HAVE_NL_LANGINFO          1
 222 #define U_HAVE_NL_LANGINFO_CODESET  1
 223 #define U_NL_LANGINFO_CODESET       CODESET
 224
 225 #if 1
 226 #define U_TZSET         tzset
 227 #endif
 228 #if 0
 229 #define U_TIMEZONE
 230 #endif
 231 #if 1
 232 #define U_TZNAME        tzname
 233 #endif
 234
 235 #define U_HAVE_MMAP     1
 236 #define U_HAVE_POPEN    1
 237
 238 /*===========================================================================*/
 239 /* Symbol import-export control                                              */
 240 /*===========================================================================*/
 241
 242 #define U_EXPORT
 243 /* U_CALLCONV is releated to U_EXPORT2 */
 244 #define U_EXPORT2
 245
 246 /* cygwin needs to export/import data */
 247 #ifdef U_CYGWIN
 248 #define U_IMPORT __declspec(dllimport)
 249 #else
 250 #define U_IMPORT
 251 #endif
 252
 253 /*===========================================================================*/
 254 /* Code alignment and C function inlining                                    */
 255 /*===========================================================================*/
 256
 257 #ifndef U_INLINE
 258 #define U_INLINE inline
 259 #endif
 260
 261 #define U_ALIGN_CODE(n)
 262
 263 /*===========================================================================*/
 264 /* Programs used by ICU code                                                 */
 265 /*===========================================================================*/
 266
 267 #define U_MAKE  "/usr/bin/gnumake"