icuSources/common/unicode/platform.h.in

   1 /*
   2 ******************************************************************************
   3 *
   4 *   Copyright (C) 1997-2007, 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 /**
  20  * \file
  21  * \brief Basic types for the platform
  22  */
  23
  24 /* Define the platform we're on. */
  25 #ifndef @platform@
  26 #define @platform@
  27 #endif
  28
  29 /* Define whether inttypes.h is available */
  30 #ifndef U_HAVE_INTTYPES_H
  31 #define U_HAVE_INTTYPES_H @U_HAVE_INTTYPES_H@
  32 #endif
  33
  34 /*
  35  * Define what support for C++ streams is available.
  36  *     If U_IOSTREAM_SOURCE is set to 199711, then <iostream> is available
  37  * (1997711 is the date the ISO/IEC C++ FDIS was published), and then
  38  * one should qualify streams using the std namespace in ICU header
  39  * files.
  40  *     If U_IOSTREAM_SOURCE is set to 198506, then <iostream.h> is
  41  * available instead (198506 is the date when Stroustrup published
  42  * "An Extensible I/O Facility for C++" at the summer USENIX conference).
  43  *     If U_IOSTREAM_SOURCE is 0, then C++ streams are not available and
  44  * support for them will be silently suppressed in ICU.
  45  *
  46  */
  47
  48 #ifndef U_IOSTREAM_SOURCE
  49 #define U_IOSTREAM_SOURCE @U_IOSTREAM_SOURCE@
  50 #endif
  51
  52 /* Determines whether specific types are available */
  53 #ifndef U_HAVE_INT8_T
  54 #define U_HAVE_INT8_T @HAVE_INT8_T@
  55 #endif
  56
  57 #ifndef U_HAVE_UINT8_T
  58 #define U_HAVE_UINT8_T @HAVE_UINT8_T@
  59 #endif
  60
  61 #ifndef U_HAVE_INT16_T
  62 #define U_HAVE_INT16_T @HAVE_INT16_T@
  63 #endif
  64
  65 #ifndef U_HAVE_UINT16_T
  66 #define U_HAVE_UINT16_T @HAVE_UINT16_T@
  67 #endif
  68
  69 #ifndef U_HAVE_INT32_T
  70 #define U_HAVE_INT32_T @HAVE_INT32_T@
  71 #endif
  72
  73 #ifndef U_HAVE_UINT32_T
  74 #define U_HAVE_UINT32_T @HAVE_UINT32_T@
  75 #endif
  76
  77 #ifndef U_HAVE_INT64_T
  78 #define U_HAVE_INT64_T @HAVE_INT64_T@
  79 #endif
  80
  81 #ifndef U_HAVE_UINT64_T
  82 #define U_HAVE_UINT64_T @HAVE_UINT64_T@
  83 #endif
  84
  85 /*===========================================================================*/
  86 /* Generic data types                                                        */
  87 /*===========================================================================*/
  88
  89 #include <sys/types.h>
  90
  91 /* If your platform does not have the <inttypes.h> header, you may
  92    need to edit the typedefs below. */
  93 #if U_HAVE_INTTYPES_H
  94
  95 /* autoconf 2.13 sometimes can't properly find the data types in <inttypes.h> */
  96 /* os/390 needs <inttypes.h>, but it doesn't have int8_t, and it sometimes */
  97 /* doesn't have uint8_t depending on the OS version. */
  98 /* So we have this work around. */
  99 #ifdef OS390
 100 /* The features header is needed to get (u)int64_t sometimes. */
 101 #include <features.h>
 102 #if ! U_HAVE_INT8_T
 103 typedef signed char int8_t;
 104 #endif
 105 #if !defined(__uint8_t)
 106 #define __uint8_t 1
 107 typedef unsigned char uint8_t;
 108 #endif
 109 #endif /* OS390 */
 110
 111 #include <inttypes.h>
 112
 113 #else /* U_HAVE_INTTYPES_H */
 114
 115 #if ! U_HAVE_INT8_T
 116 typedef signed char int8_t;
 117 #endif
 118
 119 #if ! U_HAVE_UINT8_T
 120 typedef unsigned char uint8_t;
 121 #endif
 122
 123 #if ! U_HAVE_INT16_T
 124 typedef signed short int16_t;
 125 #endif
 126
 127 #if ! U_HAVE_UINT16_T
 128 typedef unsigned short uint16_t;
 129 #endif
 130
 131 #if ! U_HAVE_INT32_T
 132 typedef signed int int32_t;
 133 #endif
 134
 135 #if ! U_HAVE_UINT32_T
 136 typedef unsigned int uint32_t;
 137 #endif
 138
 139 #if ! U_HAVE_INT64_T
 140     typedef signed long long int64_t;
 141 /* else we may not have a 64-bit type */
 142 #endif
 143
 144 #if ! U_HAVE_UINT64_T
 145     typedef unsigned long long uint64_t;
 146 /* else we may not have a 64-bit type */
 147 #endif
 148
 149 #endif
 150
 151 /*===========================================================================*/
 152 /* Compiler and environment features                                         */
 153 /*===========================================================================*/
 154
 155 /* Define whether namespace is supported */
 156 #ifndef U_HAVE_NAMESPACE
 157 #define U_HAVE_NAMESPACE @U_HAVE_NAMESPACE@
 158 #endif
 159
 160 /* Determines the endianness of the platform
 161    It's done this way in case multiple architectures are being built at once.
 162    For example, Darwin supports fat binaries, which can be both PPC and x86 based. */
 163 #if defined(BYTE_ORDER) && defined(BIG_ENDIAN)
 164 #define U_IS_BIG_ENDIAN (BYTE_ORDER == BIG_ENDIAN)
 165 #else
 166 #define U_IS_BIG_ENDIAN @U_IS_BIG_ENDIAN@
 167 #endif
 168
 169 /* 1 or 0 to enable or disable threads.  If undefined, default is: enable threads. */
 170 #define ICU_USE_THREADS @ICU_USE_THREADS@
 171
 172 /* On strong memory model CPUs (e.g. x86 CPUs), we use a safe & quick double check lock. */
 173 #if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
 174 #define UMTX_STRONG_MEMORY_MODEL 1
 175 #endif
 176
 177 #ifndef U_DEBUG
 178 #define U_DEBUG @ENABLE_DEBUG@
 179 #endif
 180
 181 #ifndef U_RELEASE
 182 #define U_RELEASE @ENABLE_RELEASE@
 183 #endif
 184
 185 /* Determine whether to disable renaming or not. This overrides the
 186    setting in umachine.h which is for all platforms. */
 187 #ifndef U_DISABLE_RENAMING
 188 #define U_DISABLE_RENAMING @U_DISABLE_RENAMING@
 189 #endif
 190
 191 /* Determine whether to override new and delete. */
 192 #ifndef U_OVERRIDE_CXX_ALLOCATION
 193 #define U_OVERRIDE_CXX_ALLOCATION @U_OVERRIDE_CXX_ALLOCATION@
 194 #endif
 195 /* Determine whether to override placement new and delete for STL. */
 196 #ifndef U_HAVE_PLACEMENT_NEW
 197 #define U_HAVE_PLACEMENT_NEW @U_HAVE_PLACEMENT_NEW@
 198 #endif
 199
 200 /* Determine whether to enable tracing. */
 201 #ifndef U_ENABLE_TRACING
 202 #define U_ENABLE_TRACING @U_ENABLE_TRACING@
 203 #endif
 204
 205 /* Do we allow ICU users to use the draft APIs by default? */
 206 #ifndef U_DEFAULT_SHOW_DRAFT
 207 #define U_DEFAULT_SHOW_DRAFT @U_DEFAULT_SHOW_DRAFT@
 208 #endif
 209
 210 /* Define the library suffix in a C syntax. */
 211 #define U_HAVE_LIB_SUFFIX @U_HAVE_LIB_SUFFIX@
 212 #define U_LIB_SUFFIX_C_NAME @ICULIBSUFFIXCNAME@
 213 #define U_LIB_SUFFIX_C_NAME_STRING "@ICULIBSUFFIXCNAME@"
 214
 215 /*===========================================================================*/
 216 /* Character data types                                                      */
 217 /*===========================================================================*/
 218
 219 #if ((defined(OS390) && (!defined(__CHARSET_LIB) || !__CHARSET_LIB))) || defined(OS400)
 220 #   define U_CHARSET_FAMILY 1
 221 #endif
 222
 223 /*===========================================================================*/
 224 /* Information about wchar support                                           */
 225 /*===========================================================================*/
 226
 227 #define U_HAVE_WCHAR_H      @U_HAVE_WCHAR_H@
 228 #define U_SIZEOF_WCHAR_T    @U_SIZEOF_WCHAR_T@
 229
 230 #define U_HAVE_WCSCPY       @U_HAVE_WCSCPY@
 231
 232 /**
 233  * \def U_DECLARE_UTF16
 234  * Do not use this macro. Use the UNICODE_STRING or U_STRING_DECL macros
 235  * instead.
 236  * @internal
 237  */
 238 #if @U_CHECK_UTF16_STRING@ || defined(U_CHECK_UTF16_STRING)
 239 #if (defined(__xlC__) && defined(__IBM_UTF_LITERAL) && U_SIZEOF_WCHAR_T != 2) \
 240     || (defined(__HP_aCC) && __HP_aCC >= 035000) \
 241     || (defined(__HP_cc) && __HP_cc >= 111106)
 242 #define U_DECLARE_UTF16(string) u ## string
 243 #elif (defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x550)
 244 /* || (defined(__SUNPRO_C) && __SUNPRO_C >= 0x580) */
 245 /* Sun's C compiler has issues with this notation, and it's unreliable. */
 246 #define U_DECLARE_UTF16(string) U ## string
 247 #elif U_SIZEOF_WCHAR_T == 2 \
 248     && (U_CHARSET_FAMILY == 0 || ((defined(OS390) || defined(OS400)) && defined(__UCS2__)))
 249 #define U_DECLARE_UTF16(string) L ## string
 250 #endif
 251 #endif
 252
 253 /*===========================================================================*/
 254 /* Information about POSIX support                                           */
 255 /*===========================================================================*/
 256
 257 #define U_HAVE_NL_LANGINFO_CODESET  @U_HAVE_NL_LANGINFO_CODESET@
 258 #define U_NL_LANGINFO_CODESET       @U_NL_LANGINFO_CODESET@
 259
 260 #if @U_HAVE_TZSET@
 261 #define U_TZSET         @U_TZSET@
 262 #endif
 263 #if @U_HAVE_TIMEZONE@
 264 #define U_TIMEZONE      @U_TIMEZONE@
 265 #endif
 266 #if @U_HAVE_TZNAME@
 267 #define U_TZNAME        @U_TZNAME@
 268 #endif
 269
 270 #define U_HAVE_MMAP     @HAVE_MMAP@
 271 #define U_HAVE_POPEN    @U_HAVE_POPEN@
 272
 273 /*===========================================================================*/
 274 /* Symbol import-export control                                              */
 275 /*===========================================================================*/
 276
 277 #if @U_USE_GCC_VISIBILITY_ATTRIBUTE@
 278 #define U_EXPORT __attribute__((visibility("default")))
 279 #elif (defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x550) \
 280    || (defined(__SUNPRO_C) && __SUNPRO_C >= 0x550)
 281 #define U_EXPORT __global
 282 /*#elif defined(__HP_aCC) || defined(__HP_cc)
 283 #define U_EXPORT __declspec(dllexport)*/
 284 #else
 285 #define U_EXPORT
 286 #endif
 287
 288 /* U_CALLCONV is releated to U_EXPORT2 */
 289 #define U_EXPORT2
 290
 291 /* cygwin needs to export/import data */
 292 #ifdef U_CYGWIN
 293 #define U_IMPORT __declspec(dllimport)
 294 #else
 295 #define U_IMPORT
 296 #endif
 297
 298 /*===========================================================================*/
 299 /* Code alignment and C function inlining                                    */
 300 /*===========================================================================*/
 301
 302 #ifndef U_INLINE
 303 #   ifdef __cplusplus
 304 #       define U_INLINE inline
 305 #   else
 306 #       define U_INLINE @U_INLINE@
 307 #   endif
 308 #endif
 309
 310 #define U_ALIGN_CODE(n)
 311
 312 /*===========================================================================*/
 313 /* Programs used by ICU code                                                 */
 314 /*===========================================================================*/
 315
 316 #define U_MAKE  "@U_MAKE@"