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      1 /*
      2 ******************************************************************************
      3 *
      4 *   Copyright (C) 1997-2009, 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 #ifndef _PLATFORM_H
     20 #define _PLATFORM_H
     21 
     22 /**
     23  * \file
     24  * \brief Basic types for the platform
     25  */
     26 
     27 /* Define the platform we're on. */
     28 #ifndef @platform@
     29 #define @platform@
     30 #endif
     31 
     32 /**
     33  * \def U_HAVE_DIRENT_H
     34  * Define whether dirent.h is available */
     35 #ifndef U_HAVE_DIRENT_H
     36 #define U_HAVE_DIRENT_H @U_HAVE_DIRENT_H@
     37 #endif
     38 
     39 /** Define whether inttypes.h is available */
     40 #ifndef U_HAVE_INTTYPES_H
     41 #define U_HAVE_INTTYPES_H @U_HAVE_INTTYPES_H@
     42 #endif
     43 
     44 /**
     45  * Define what support for C++ streams is available.
     46  *     If U_IOSTREAM_SOURCE is set to 199711, then <iostream> is available
     47  * (1997711 is the date the ISO/IEC C++ FDIS was published), and then
     48  * one should qualify streams using the std namespace in ICU header
     49  * files.
     50  *     If U_IOSTREAM_SOURCE is set to 198506, then <iostream.h> is
     51  * available instead (198506 is the date when Stroustrup published
     52  * "An Extensible I/O Facility for C++" at the summer USENIX conference).
     53  *     If U_IOSTREAM_SOURCE is 0, then C++ streams are not available and
     54  * support for them will be silently suppressed in ICU.
     55  *
     56  */
     57 
     58 #ifndef U_IOSTREAM_SOURCE
     59 #define U_IOSTREAM_SOURCE @U_IOSTREAM_SOURCE@
     60 #endif
     61 
     62 /**
     63  * \def U_HAVE_STD_STRING
     64  * Define whether the standard C++ (STL) <string> header is available.
     65  * For platforms that do not use platform.h and do not define this constant
     66  * in their platform-specific headers, std_string.h defaults
     67  * U_HAVE_STD_STRING to 1.
     68  * @draft ICU 4.2
     69  */
     70 #ifndef U_HAVE_STD_STRING
     71 #define U_HAVE_STD_STRING @U_HAVE_STD_STRING@
     72 #endif
     73 
     74 /** @{ Determines whether specific types are available */
     75 #ifndef U_HAVE_INT8_T
     76 #define U_HAVE_INT8_T @HAVE_INT8_T@
     77 #endif
     78 
     79 #ifndef U_HAVE_UINT8_T
     80 #define U_HAVE_UINT8_T @HAVE_UINT8_T@
     81 #endif
     82 
     83 #ifndef U_HAVE_INT16_T
     84 #define U_HAVE_INT16_T @HAVE_INT16_T@
     85 #endif
     86 
     87 #ifndef U_HAVE_UINT16_T
     88 #define U_HAVE_UINT16_T @HAVE_UINT16_T@
     89 #endif
     90 
     91 #ifndef U_HAVE_INT32_T
     92 #define U_HAVE_INT32_T @HAVE_INT32_T@
     93 #endif
     94 
     95 #ifndef U_HAVE_UINT32_T
     96 #define U_HAVE_UINT32_T @HAVE_UINT32_T@
     97 #endif
     98 
     99 #ifndef U_HAVE_INT64_T
    100 #define U_HAVE_INT64_T @HAVE_INT64_T@
    101 #endif
    102 
    103 #ifndef U_HAVE_UINT64_T
    104 #define U_HAVE_UINT64_T @HAVE_UINT64_T@
    105 #endif
    106 
    107 /** @} */
    108 
    109 /*===========================================================================*/
    110 /** @{ Generic data types                                                        */
    111 /*===========================================================================*/
    112 
    113 #include <sys/types.h>
    114 
    115 /* If your platform does not have the <inttypes.h> header, you may
    116    need to edit the typedefs below. */
    117 #if U_HAVE_INTTYPES_H
    118 
    119 /* autoconf 2.13 sometimes can't properly find the data types in <inttypes.h> */
    120 /* os/390 needs <inttypes.h>, but it doesn't have int8_t, and it sometimes */
    121 /* doesn't have uint8_t depending on the OS version. */
    122 /* So we have this work around. */
    123 #ifdef OS390
    124 /* The features header is needed to get (u)int64_t sometimes. */
    125 #include <features.h>
    126 #if ! U_HAVE_INT8_T
    127 typedef signed char int8_t;
    128 #endif
    129 #if !defined(__uint8_t)
    130 #define __uint8_t 1
    131 typedef unsigned char uint8_t;
    132 #endif
    133 #endif /* OS390 */
    134 
    135 #include <inttypes.h>
    136 
    137 #else /* U_HAVE_INTTYPES_H */
    138 
    139 #if ! U_HAVE_INT8_T
    140 typedef signed char int8_t;
    141 #endif
    142 
    143 #if ! U_HAVE_UINT8_T
    144 typedef unsigned char uint8_t;
    145 #endif
    146 
    147 #if ! U_HAVE_INT16_T
    148 typedef signed short int16_t;
    149 #endif
    150 
    151 #if ! U_HAVE_UINT16_T
    152 typedef unsigned short uint16_t;
    153 #endif
    154 
    155 #if ! U_HAVE_INT32_T
    156 typedef signed int int32_t;
    157 #endif
    158 
    159 #if ! U_HAVE_UINT32_T
    160 typedef unsigned int uint32_t;
    161 #endif
    162 
    163 #if ! U_HAVE_INT64_T
    164     typedef signed long long int64_t;
    165 /* else we may not have a 64-bit type */
    166 #endif
    167 
    168 #if ! U_HAVE_UINT64_T
    169     typedef unsigned long long uint64_t;
    170 /* else we may not have a 64-bit type */
    171 #endif
    172 
    173 #endif
    174 
    175 /** @} */
    176 
    177 /*===========================================================================*/
    178 /** @{ Compiler and environment features                                         */
    179 /*===========================================================================*/
    180 
    181 /* Define whether namespace is supported */
    182 #ifndef U_HAVE_NAMESPACE
    183 #define U_HAVE_NAMESPACE @U_HAVE_NAMESPACE@
    184 #endif
    185 
    186 /* Determines the endianness of the platform
    187    It's done this way in case multiple architectures are being built at once.
    188    For example, Darwin supports fat binaries, which can be both PPC and x86 based. */
    189 #if defined(BYTE_ORDER) && defined(BIG_ENDIAN)
    190 #define U_IS_BIG_ENDIAN (BYTE_ORDER == BIG_ENDIAN)
    191 #else
    192 #define U_IS_BIG_ENDIAN @U_IS_BIG_ENDIAN@
    193 #endif
    194 
    195 /* 1 or 0 to enable or disable threads.  If undefined, default is: enable threads. */
    196 #define ICU_USE_THREADS @ICU_USE_THREADS@
    197 
    198 /* On strong memory model CPUs (e.g. x86 CPUs), we use a safe & quick double check lock. */
    199 #if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
    200 #define UMTX_STRONG_MEMORY_MODEL 1
    201 #endif
    202 
    203 #ifndef U_DEBUG
    204 #define U_DEBUG @ENABLE_DEBUG@
    205 #endif
    206 
    207 #ifndef U_RELEASE
    208 #define U_RELEASE @ENABLE_RELEASE@
    209 #endif
    210 
    211 /* Determine whether to disable renaming or not. This overrides the
    212    setting in umachine.h which is for all platforms. */
    213 #ifndef U_DISABLE_RENAMING
    214 #define U_DISABLE_RENAMING @U_DISABLE_RENAMING@
    215 #endif
    216 
    217 /* Determine whether to override new and delete. */
    218 #ifndef U_OVERRIDE_CXX_ALLOCATION
    219 #define U_OVERRIDE_CXX_ALLOCATION @U_OVERRIDE_CXX_ALLOCATION@
    220 #endif
    221 /* Determine whether to override placement new and delete for STL. */
    222 #ifndef U_HAVE_PLACEMENT_NEW
    223 #define U_HAVE_PLACEMENT_NEW @U_HAVE_PLACEMENT_NEW@
    224 #endif
    225 
    226 /* Determine whether to enable tracing. */
    227 #ifndef U_ENABLE_TRACING
    228 #define U_ENABLE_TRACING @U_ENABLE_TRACING@
    229 #endif
    230 
    231 /* Do we allow ICU users to use the draft APIs by default? */
    232 #ifndef U_DEFAULT_SHOW_DRAFT
    233 #define U_DEFAULT_SHOW_DRAFT @U_DEFAULT_SHOW_DRAFT@
    234 #endif
    235 
    236 /* Define the library suffix in a C syntax. */
    237 #define U_HAVE_LIB_SUFFIX @U_HAVE_LIB_SUFFIX@
    238 #define U_LIB_SUFFIX_C_NAME @ICULIBSUFFIXCNAME@
    239 #define U_LIB_SUFFIX_C_NAME_STRING "@ICULIBSUFFIXCNAME@"
    240 
    241 /** @} */
    242 
    243 /*===========================================================================*/
    244 /** @{ Character data types                                                      */
    245 /*===========================================================================*/
    246 
    247 #if ((defined(OS390) && (!defined(__CHARSET_LIB) || !__CHARSET_LIB))) || defined(OS400)
    248 #   define U_CHARSET_FAMILY 1
    249 #endif
    250 
    251 /** @} */
    252 
    253 /*===========================================================================*/
    254 /** @{ Information about wchar support                                           */
    255 /*===========================================================================*/
    256 
    257 #ifndef U_HAVE_WCHAR_H
    258 #define U_HAVE_WCHAR_H      @U_HAVE_WCHAR_H@
    259 #endif
    260 
    261 #ifndef U_SIZEOF_WCHAR_T
    262 #define U_SIZEOF_WCHAR_T    @U_SIZEOF_WCHAR_T@
    263 #endif
    264 
    265 #ifndef U_HAVE_WCSCPY
    266 #define U_HAVE_WCSCPY       @U_HAVE_WCSCPY@
    267 #endif
    268 
    269 /** @} */
    270 
    271 /**
    272  * @{
    273  * \def U_DECLARE_UTF16
    274  * Do not use this macro. Use the UNICODE_STRING or U_STRING_DECL macros
    275  * instead.
    276  * @internal
    277  */
    278 #if @U_CHECK_UTF16_STRING@ || defined(U_CHECK_UTF16_STRING)
    279 #if (defined(__xlC__) && defined(__IBM_UTF_LITERAL) && U_SIZEOF_WCHAR_T != 2) \
    280     || (defined(__HP_aCC) && __HP_aCC >= 035000) \
    281     || (defined(__HP_cc) && __HP_cc >= 111106)
    282 #define U_DECLARE_UTF16(string) u ## string
    283 #elif (defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x550)
    284 /* || (defined(__SUNPRO_C) && __SUNPRO_C >= 0x580) */
    285 /* Sun's C compiler has issues with this notation, and it's unreliable. */
    286 #define U_DECLARE_UTF16(string) U ## string
    287 #elif U_SIZEOF_WCHAR_T == 2 \
    288     && (U_CHARSET_FAMILY == 0 || ((defined(OS390) || defined(OS400)) && defined(__UCS2__)))
    289 #define U_DECLARE_UTF16(string) L ## string
    290 #endif
    291 #endif
    292 
    293 /** @} */
    294 
    295 /*===========================================================================*/
    296 /** @{ Information about POSIX support                                           */
    297 /*===========================================================================*/
    298 
    299 #ifndef U_HAVE_NL_LANGINFO_CODESET
    300 #define U_HAVE_NL_LANGINFO_CODESET  @U_HAVE_NL_LANGINFO_CODESET@
    301 #endif
    302 
    303 #ifndef U_NL_LANGINFO_CODESET
    304 #define U_NL_LANGINFO_CODESET       @U_NL_LANGINFO_CODESET@
    305 #endif
    306 
    307 #if @U_HAVE_TZSET@
    308 #define U_TZSET         @U_TZSET@
    309 #endif
    310 #if @U_HAVE_TIMEZONE@
    311 #define U_TIMEZONE      @U_TIMEZONE@
    312 #endif
    313 #if @U_HAVE_TZNAME@
    314 #define U_TZNAME        @U_TZNAME@
    315 #endif
    316 
    317 #define U_HAVE_MMAP     @HAVE_MMAP@
    318 #define U_HAVE_POPEN    @U_HAVE_POPEN@
    319 
    320 /** @} */
    321 
    322 /*===========================================================================*/
    323 /** @{ Symbol import-export control                                              */
    324 /*===========================================================================*/
    325 
    326 #if @U_USE_GCC_VISIBILITY_ATTRIBUTE@
    327 #define U_EXPORT __attribute__((visibility("default")))
    328 #elif (defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x550) \
    329    || (defined(__SUNPRO_C) && __SUNPRO_C >= 0x550)
    330 #define U_EXPORT __global
    331 /*#elif defined(__HP_aCC) || defined(__HP_cc)
    332 #define U_EXPORT __declspec(dllexport)*/
    333 #else
    334 #define U_EXPORT
    335 #endif
    336 
    337 /* U_CALLCONV is releated to U_EXPORT2 */
    338 #define U_EXPORT2
    339 
    340 /* cygwin needs to export/import data */
    341 #ifdef U_CYGWIN
    342 #define U_IMPORT __declspec(dllimport)
    343 #else
    344 #define U_IMPORT
    345 #endif
    346 
    347 /* @} */
    348 
    349 /*===========================================================================*/
    350 /** @{ Code alignment and C function inlining                                    */
    351 /*===========================================================================*/
    352 
    353 #ifndef U_INLINE
    354 #   ifdef __cplusplus
    355 #       define U_INLINE inline
    356 #   else
    357 #       define U_INLINE @U_INLINE@
    358 #   endif
    359 #endif
    360 
    361 #ifndef U_ALIGN_CODE
    362 #define U_ALIGN_CODE(n)
    363 #endif
    364 
    365 /** @} */
    366 
    367 /*===========================================================================*/
    368 /** @{ Programs used by ICU code                                                 */
    369 /*===========================================================================*/
    370 
    371 /**
    372  * \def U_MAKE
    373  * What program to execute to run 'make'
    374  */
    375 #ifndef U_MAKE
    376 #define U_MAKE  "@U_MAKE@"
    377 #endif
    378 
    379 /** @} */
    380 
    381 #endif
    382