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| 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 U_BSD |
| 26 #define U_BSD |
| 27 #endif |
| 28 |
| 29 /* Define whether inttypes.h is available */ |
| 30 #ifndef U_HAVE_INTTYPES_H |
| 31 #define U_HAVE_INTTYPES_H 1 |
| 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 199711 |
| 50 #endif |
| 51 |
| 52 /* Determines whether specific types are available */ |
| 53 #ifndef U_HAVE_INT8_T |
| 54 #define U_HAVE_INT8_T 1 |
| 55 #endif |
| 56 |
| 57 #ifndef U_HAVE_UINT8_T |
| 58 #define U_HAVE_UINT8_T 1 |
| 59 #endif |
| 60 |
| 61 #ifndef U_HAVE_INT16_T |
| 62 #define U_HAVE_INT16_T 1 |
| 63 #endif |
| 64 |
| 65 #ifndef U_HAVE_UINT16_T |
| 66 #define U_HAVE_UINT16_T 1 |
| 67 #endif |
| 68 |
| 69 #ifndef U_HAVE_INT32_T |
| 70 #define U_HAVE_INT32_T 1 |
| 71 #endif |
| 72 |
| 73 #ifndef U_HAVE_UINT32_T |
| 74 #define U_HAVE_UINT32_T 1 |
| 75 #endif |
| 76 |
| 77 #ifndef U_HAVE_INT64_T |
| 78 #define U_HAVE_INT64_T 1 |
| 79 #endif |
| 80 |
| 81 #ifndef U_HAVE_UINT64_T |
| 82 #define U_HAVE_UINT64_T 1 |
| 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 1 |
| 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 base
d. */ |
| 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 0 |
| 167 #endif |
| 168 |
| 169 /* 1 or 0 to enable or disable threads. If undefined, default is: enable thread
s. */ |
| 170 #define ICU_USE_THREADS 1 |
| 171 |
| 172 /* On strong memory model CPUs (e.g. x86 CPUs), we use a safe & quick double che
ck 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 0 |
| 179 #endif |
| 180 |
| 181 #ifndef U_RELEASE |
| 182 #define U_RELEASE 1 |
| 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 0 |
| 189 #endif |
| 190 |
| 191 /* Determine whether to override new and delete. */ |
| 192 #ifndef U_OVERRIDE_CXX_ALLOCATION |
| 193 #define U_OVERRIDE_CXX_ALLOCATION 1 |
| 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 1 |
| 198 #endif |
| 199 |
| 200 /* Determine whether to enable tracing. */ |
| 201 #ifndef U_ENABLE_TRACING |
| 202 #define U_ENABLE_TRACING 0 |
| 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 1 |
| 208 #endif |
| 209 |
| 210 /* Define the library suffix in a C syntax. */ |
| 211 #define U_HAVE_LIB_SUFFIX 0 |
| 212 #define U_LIB_SUFFIX_C_NAME |
| 213 #define U_LIB_SUFFIX_C_NAME_STRING "" |
| 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 1 |
| 228 #define U_SIZEOF_WCHAR_T 4 |
| 229 |
| 230 #define U_HAVE_WCSCPY 1 |
| 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 1 || 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 1 |
| 258 #define U_NL_LANGINFO_CODESET CODESET |
| 259 |
| 260 #if 1 |
| 261 #define U_TZSET tzset |
| 262 #endif |
| 263 #if 0 |
| 264 #define U_TIMEZONE |
| 265 #endif |
| 266 #if 1 |
| 267 #define U_TZNAME tzname |
| 268 #endif |
| 269 |
| 270 #define U_HAVE_MMAP 1 |
| 271 #define U_HAVE_POPEN 1 |
| 272 |
| 273 /*===========================================================================*/ |
| 274 /* Symbol import-export control */ |
| 275 /*===========================================================================*/ |
| 276 |
| 277 #if 1 |
| 278 #define U_EXPORT __attribute__((visibility("default"))) |
| 279 /*#elif defined(__HP_aCC) || defined(__HP_cc) |
| 280 #define U_EXPORT __declspec(dllexport)*/ |
| 281 #else |
| 282 #define U_EXPORT |
| 283 #endif |
| 284 |
| 285 /* U_CALLCONV is releated to U_EXPORT2 */ |
| 286 #define U_EXPORT2 |
| 287 |
| 288 /* cygwin needs to export/import data */ |
| 289 #ifdef U_CYGWIN |
| 290 #define U_IMPORT __declspec(dllimport) |
| 291 #else |
| 292 #define U_IMPORT |
| 293 #endif |
| 294 |
| 295 /*===========================================================================*/ |
| 296 /* Code alignment and C function inlining */ |
| 297 /*===========================================================================*/ |
| 298 |
| 299 #ifndef U_INLINE |
| 300 # ifdef __cplusplus |
| 301 # define U_INLINE inline |
| 302 # else |
| 303 # define U_INLINE inline |
| 304 # endif |
| 305 #endif |
| 306 |
| 307 #define U_ALIGN_CODE(n) |
| 308 |
| 309 /*===========================================================================*/ |
| 310 /* Programs used by ICU code */ |
| 311 /*===========================================================================*/ |
| 312 |
| 313 #define U_MAKE "/usr/local/bin/gmake" |
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