ICU 60.1: platform.h Source File

00001 // © 2016 and later: Unicode, Inc. and others.
00002 // License & terms of use: http://www.unicode.org/copyright.html
00003 /*
00004 ******************************************************************************
00005 *
00006 *   Copyright (C) 1997-2016, International Business Machines
00007 *   Corporation and others.  All Rights Reserved.
00008 *
00009 ******************************************************************************
00010 *
00011 *  FILE NAME : platform.h
00012 *
00013 *   Date        Name        Description
00014 *   05/13/98    nos         Creation (content moved here from ptypes.h).
00015 *   03/02/99    stephen     Added AS400 support.
00016 *   03/30/99    stephen     Added Linux support.
00017 *   04/13/99    stephen     Reworked for autoconf.
00018 ******************************************************************************
00019 */
00020 
00021 #ifndef _PLATFORM_H
00022 #define _PLATFORM_H
00023 
00024 #include "unicode/uconfig.h"
00025 #include "unicode/uvernum.h"
00026 
00059 #ifdef U_IN_DOXYGEN
00060 /*
00061  * Problem: "platform.h:335: warning: documentation for unknown define U_HAVE_STD_STRING found." means that U_HAVE_STD_STRING is not documented.
00062  * Solution: #define any defines for non @internal API here, so that they are visible in the docs.  If you just set PREDEFINED in Doxyfile.in,  they won't be documented.
00063  */
00064 
00065 /* None for now. */
00066 #endif
00067 
00089 #define U_PF_UNKNOWN 0
00090 
00091 #define U_PF_WINDOWS 1000
00092 
00093 #define U_PF_MINGW 1800
00094 
00099 #define U_PF_CYGWIN 1900
00100 /* Reserve 2000 for U_PF_UNIX? */
00102 #define U_PF_HPUX 2100
00103 
00104 #define U_PF_SOLARIS 2600
00105 
00106 #define U_PF_BSD 3000
00107 
00108 #define U_PF_AIX 3100
00109 
00110 #define U_PF_IRIX 3200
00111 
00119 #define U_PF_DARWIN 3500
00120 
00121 #define U_PF_IPHONE 3550
00122 
00123 #define U_PF_QNX 3700
00124 
00125 #define U_PF_LINUX 4000
00126 
00132 #define U_PF_BROWSER_NATIVE_CLIENT 4020
00133 
00134 #define U_PF_ANDROID 4050
00135 
00136 #define U_PF_FUCHSIA 4100
00137 /* Maximum value for Linux-based platform is 4499 */
00139 #define U_PF_OS390 9000
00140 
00141 #define U_PF_OS400 9400
00142 
00143 #ifdef U_PLATFORM
00144     /* Use the predefined value. */
00145 #elif defined(__MINGW32__)
00146 #   define U_PLATFORM U_PF_MINGW
00147 #elif defined(__CYGWIN__)
00148 #   define U_PLATFORM U_PF_CYGWIN
00149 #elif defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
00150 #   define U_PLATFORM U_PF_WINDOWS
00151 #elif defined(__ANDROID__)
00152 #   define U_PLATFORM U_PF_ANDROID
00153     /* Android wchar_t support depends on the API level. */
00154 #   include <android/api-level.h>
00155 #elif defined(__pnacl__) || defined(__native_client__)
00156 #   define U_PLATFORM U_PF_BROWSER_NATIVE_CLIENT
00157 #elif defined(__Fuchsia__)
00158 #   define U_PLATFORM U_PF_FUCHSIA
00159 #elif defined(linux) || defined(__linux__) || defined(__linux)
00160 #   define U_PLATFORM U_PF_LINUX
00161 #elif defined(__APPLE__) && defined(__MACH__)
00162 #   include <TargetConditionals.h>
00163 #   if defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE  /* variant of TARGET_OS_MAC */
00164 #       define U_PLATFORM U_PF_IPHONE
00165 #   else
00166 #       define U_PLATFORM U_PF_DARWIN
00167 #   endif
00168 #elif defined(BSD) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__MirBSD__)
00169 #   if defined(__FreeBSD__)
00170 #       include <sys/endian.h>
00171 #   endif
00172 #   define U_PLATFORM U_PF_BSD
00173 #elif defined(sun) || defined(__sun)
00174     /* Check defined(__SVR4) || defined(__svr4__) to distinguish Solaris from SunOS? */
00175 #   define U_PLATFORM U_PF_SOLARIS
00176 #   if defined(__GNUC__)
00177         /* Solaris/GCC needs this header file to get the proper endianness. Normally, this
00178          * header file is included with stddef.h but on Solairs/GCC, the GCC version of stddef.h
00179          *  is included which does not include this header file.
00180          */
00181 #       include <sys/isa_defs.h>
00182 #   endif
00183 #elif defined(_AIX) || defined(__TOS_AIX__)
00184 #   define U_PLATFORM U_PF_AIX
00185 #elif defined(_hpux) || defined(hpux) || defined(__hpux)
00186 #   define U_PLATFORM U_PF_HPUX
00187 #elif defined(sgi) || defined(__sgi)
00188 #   define U_PLATFORM U_PF_IRIX
00189 #elif defined(__QNX__) || defined(__QNXNTO__)
00190 #   define U_PLATFORM U_PF_QNX
00191 #elif defined(__TOS_MVS__)
00192 #   define U_PLATFORM U_PF_OS390
00193 #elif defined(__OS400__) || defined(__TOS_OS400__)
00194 #   define U_PLATFORM U_PF_OS400
00195 #else
00196 #   define U_PLATFORM U_PF_UNKNOWN
00197 #endif
00198 
00209 #ifndef UPRV_INCOMPLETE_CPP11_SUPPORT
00210 #   define UPRV_INCOMPLETE_CPP11_SUPPORT (U_PLATFORM == U_PF_AIX || U_PLATFORM == U_PF_OS390 || U_PLATFORM == U_PF_SOLARIS )
00211 #endif
00212 
00219 /* Commented out because this is already set in mh-cygwin-msvc
00220 #if U_PLATFORM == U_PF_CYGWIN && defined(_MSC_VER)
00221 #   define CYGWINMSVC
00222 #endif
00223 */
00224 
00231 #ifdef U_PLATFORM_USES_ONLY_WIN32_API
00232     /* Use the predefined value. */
00233 #elif (U_PF_WINDOWS <= U_PLATFORM && U_PLATFORM <= U_PF_MINGW) || defined(CYGWINMSVC)
00234 #   define U_PLATFORM_USES_ONLY_WIN32_API 1
00235 #else
00236     /* Cygwin implements POSIX. */
00237 #   define U_PLATFORM_USES_ONLY_WIN32_API 0
00238 #endif
00239 
00246 #ifdef U_PLATFORM_HAS_WIN32_API
00247     /* Use the predefined value. */
00248 #elif U_PF_WINDOWS <= U_PLATFORM && U_PLATFORM <= U_PF_CYGWIN
00249 #   define U_PLATFORM_HAS_WIN32_API 1
00250 #else
00251 #   define U_PLATFORM_HAS_WIN32_API 0
00252 #endif
00253 
00260 #ifdef U_PLATFORM_HAS_WINUWP_API
00261     /* Use the predefined value. */
00262 #else
00263 #   define U_PLATFORM_HAS_WINUWP_API 0
00264 #endif
00265 
00272 #ifdef U_PLATFORM_IMPLEMENTS_POSIX
00273     /* Use the predefined value. */
00274 #elif U_PLATFORM_USES_ONLY_WIN32_API
00275 #   define U_PLATFORM_IMPLEMENTS_POSIX 0
00276 #else
00277 #   define U_PLATFORM_IMPLEMENTS_POSIX 1
00278 #endif
00279 
00285 #ifdef U_PLATFORM_IS_LINUX_BASED
00286     /* Use the predefined value. */
00287 #elif U_PF_LINUX <= U_PLATFORM && U_PLATFORM <= 4499
00288 #   define U_PLATFORM_IS_LINUX_BASED 1
00289 #else
00290 #   define U_PLATFORM_IS_LINUX_BASED 0
00291 #endif
00292 
00298 #ifdef U_PLATFORM_IS_DARWIN_BASED
00299     /* Use the predefined value. */
00300 #elif U_PF_DARWIN <= U_PLATFORM && U_PLATFORM <= U_PF_IPHONE
00301 #   define U_PLATFORM_IS_DARWIN_BASED 1
00302 #else
00303 #   define U_PLATFORM_IS_DARWIN_BASED 0
00304 #endif
00305 
00313 #ifdef U_HAVE_STDINT_H
00314     /* Use the predefined value. */
00315 #elif U_PLATFORM_USES_ONLY_WIN32_API
00316 #   if defined(__BORLANDC__) || U_PLATFORM == U_PF_MINGW || (defined(_MSC_VER) && _MSC_VER>=1600)
00317         /* Windows Visual Studio 9 and below do not have stdint.h & inttypes.h, but VS 2010 adds them. */
00318 #       define U_HAVE_STDINT_H 1
00319 #   else
00320 #       define U_HAVE_STDINT_H 0
00321 #   endif
00322 #elif U_PLATFORM == U_PF_SOLARIS
00323     /* Solaris has inttypes.h but not stdint.h. */
00324 #   define U_HAVE_STDINT_H 0
00325 #elif U_PLATFORM == U_PF_AIX && !defined(_AIX51) && defined(_POWER)
00326     /* PPC AIX <= 4.3 has inttypes.h but not stdint.h. */
00327 #   define U_HAVE_STDINT_H 0
00328 #else
00329 #   define U_HAVE_STDINT_H 1
00330 #endif
00331 
00338 #ifdef U_HAVE_INTTYPES_H
00339     /* Use the predefined value. */
00340 #elif U_PLATFORM == U_PF_SOLARIS
00341     /* Solaris has inttypes.h but not stdint.h. */
00342 #   define U_HAVE_INTTYPES_H 1
00343 #elif U_PLATFORM == U_PF_AIX && !defined(_AIX51) && defined(_POWER)
00344     /* PPC AIX <= 4.3 has inttypes.h but not stdint.h. */
00345 #   define U_HAVE_INTTYPES_H 1
00346 #else
00347     /* Most platforms have both inttypes.h and stdint.h, or neither. */
00348 #   define U_HAVE_INTTYPES_H U_HAVE_STDINT_H
00349 #endif
00350 
00351 /*===========================================================================*/
00353 /*===========================================================================*/
00354 
00365 #ifdef __GNUC__
00366 #   define U_GCC_MAJOR_MINOR (__GNUC__ * 100 + __GNUC_MINOR__)
00367 #else
00368 #   define U_GCC_MAJOR_MINOR 0
00369 #endif
00370 
00376 #ifdef U_IS_BIG_ENDIAN
00377     /* Use the predefined value. */
00378 #elif defined(BYTE_ORDER) && defined(BIG_ENDIAN)
00379 #   define U_IS_BIG_ENDIAN (BYTE_ORDER == BIG_ENDIAN)
00380 #elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__)
00381     /* gcc */
00382 #   define U_IS_BIG_ENDIAN (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
00383 #elif defined(__BIG_ENDIAN__) || defined(_BIG_ENDIAN)
00384 #   define U_IS_BIG_ENDIAN 1
00385 #elif defined(__LITTLE_ENDIAN__) || defined(_LITTLE_ENDIAN)
00386 #   define U_IS_BIG_ENDIAN 0
00387 #elif U_PLATFORM == U_PF_OS390 || U_PLATFORM == U_PF_OS400 || defined(__s390__) || defined(__s390x__)
00388     /* These platforms do not appear to predefine any endianness macros. */
00389 #   define U_IS_BIG_ENDIAN 1
00390 #elif defined(_PA_RISC1_0) || defined(_PA_RISC1_1) || defined(_PA_RISC2_0)
00391     /* HPPA do not appear to predefine any endianness macros. */
00392 #   define U_IS_BIG_ENDIAN 1
00393 #elif defined(sparc) || defined(__sparc) || defined(__sparc__)
00394     /* Some sparc based systems (e.g. Linux) do not predefine any endianness macros. */
00395 #   define U_IS_BIG_ENDIAN 1
00396 #else
00397 #   define U_IS_BIG_ENDIAN 0
00398 #endif
00399 
00405 #ifdef U_HAVE_PLACEMENT_NEW
00406     /* Use the predefined value. */
00407 #elif defined(__BORLANDC__)
00408 #   define U_HAVE_PLACEMENT_NEW 0
00409 #else
00410 #   define U_HAVE_PLACEMENT_NEW 1
00411 #endif
00412 
00419 #ifdef U_HAVE_DEBUG_LOCATION_NEW
00420     /* Use the predefined value. */
00421 #elif defined(_MSC_VER)
00422 #   define U_HAVE_DEBUG_LOCATION_NEW 1
00423 #else
00424 #   define U_HAVE_DEBUG_LOCATION_NEW 0
00425 #endif
00426 
00427 /* Compatibility with compilers other than clang: http://clang.llvm.org/docs/LanguageExtensions.html */
00428 #ifndef __has_attribute
00429 #    define __has_attribute(x) 0
00430 #endif
00431 #ifndef __has_cpp_attribute
00432 #    define __has_cpp_attribute(x) 0
00433 #endif
00434 #ifndef __has_builtin
00435 #    define __has_builtin(x) 0
00436 #endif
00437 #ifndef __has_feature
00438 #    define __has_feature(x) 0
00439 #endif
00440 #ifndef __has_extension
00441 #    define __has_extension(x) 0
00442 #endif
00443 #ifndef __has_warning
00444 #    define __has_warning(x) 0
00445 #endif
00446 
00452 #if defined(__GNUC__) && __GNUC__>=3
00453 #    define U_MALLOC_ATTR __attribute__ ((__malloc__))
00454 #else
00455 #    define U_MALLOC_ATTR
00456 #endif
00457 
00463 #if (defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))) || __has_attribute(alloc_size)
00464 #   define U_ALLOC_SIZE_ATTR(X) __attribute__ ((alloc_size(X)))
00465 #   define U_ALLOC_SIZE_ATTR2(X,Y) __attribute__ ((alloc_size(X,Y)))
00466 #else
00467 #   define U_ALLOC_SIZE_ATTR(X)
00468 #   define U_ALLOC_SIZE_ATTR2(X,Y)
00469 #endif
00470 
00477 #ifdef U_CPLUSPLUS_VERSION
00478 #   if U_CPLUSPLUS_VERSION != 0 && !defined(__cplusplus)
00479 #       undef U_CPLUSPLUS_VERSION
00480 #       define U_CPLUSPLUS_VERSION 0
00481 #   endif
00482     /* Otherwise use the predefined value. */
00483 #elif !defined(__cplusplus)
00484 #   define U_CPLUSPLUS_VERSION 0
00485 #elif __cplusplus >= 201402L
00486 #   define U_CPLUSPLUS_VERSION 14
00487 #elif __cplusplus >= 201103L
00488 #   define U_CPLUSPLUS_VERSION 11
00489 #else
00490     // C++98 or C++03
00491 #   define U_CPLUSPLUS_VERSION 1
00492 #endif
00493 
00494 #if (U_PLATFORM == U_PF_AIX || U_PLATFORM == U_PF_OS390) && defined(__cplusplus) &&(U_CPLUSPLUS_VERSION < 11)
00495 // add in std::nullptr_t
00496 namespace std {
00497   typedef decltype(nullptr) nullptr_t;
00498 };
00499 #endif
00500 
00508 #ifdef U_NOEXCEPT
00509     /* Use the predefined value. */
00510 #elif defined(_HAS_EXCEPTIONS) && !_HAS_EXCEPTIONS  /* Visual Studio */
00511 #   define U_NOEXCEPT
00512 #elif U_CPLUSPLUS_VERSION >= 11 || __has_feature(cxx_noexcept) || __has_extension(cxx_noexcept) \
00513         || (defined(_MSC_VER) && _MSC_VER >= 1900)  /* Visual Studio 2015 */
00514 #   define U_NOEXCEPT noexcept
00515 #else
00516 #   define U_NOEXCEPT
00517 #endif
00518 
00525 #ifndef __cplusplus
00526     // Not for C.
00527 #elif defined(U_FALLTHROUGH)
00528     // Use the predefined value.
00529 #elif defined(__clang__)
00530     // Test for compiler vs. feature separately.
00531     // Other compilers might choke on the feature test.
00532 #   if __has_cpp_attribute(clang::fallthrough) || \
00533             (__has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough"))
00534 #       define U_FALLTHROUGH [[clang::fallthrough]]
00535 #   endif
00536 #endif
00537 
00538 #ifndef U_FALLTHROUGH
00539 #   define U_FALLTHROUGH
00540 #endif
00541 
00544 /*===========================================================================*/
00546 /*===========================================================================*/
00547 
00552 #define U_ASCII_FAMILY 0
00553 
00558 #define U_EBCDIC_FAMILY 1
00559 
00602 #ifdef U_CHARSET_FAMILY
00603     /* Use the predefined value. */
00604 #elif U_PLATFORM == U_PF_OS390 && (!defined(__CHARSET_LIB) || !__CHARSET_LIB)
00605 #   define U_CHARSET_FAMILY U_EBCDIC_FAMILY
00606 #elif U_PLATFORM == U_PF_OS400 && !defined(__UTF32__)
00607 #   define U_CHARSET_FAMILY U_EBCDIC_FAMILY
00608 #else
00609 #   define U_CHARSET_FAMILY U_ASCII_FAMILY
00610 #endif
00611 
00632 #ifdef U_CHARSET_IS_UTF8
00633     /* Use the predefined value. */
00634 #elif U_PLATFORM == U_PF_ANDROID || U_PLATFORM_IS_DARWIN_BASED
00635 #   define U_CHARSET_IS_UTF8 1
00636 #else
00637 #   define U_CHARSET_IS_UTF8 0
00638 #endif
00639 
00642 /*===========================================================================*/
00644 /*===========================================================================*/
00645 
00652 #ifdef U_HAVE_WCHAR_H
00653     /* Use the predefined value. */
00654 #elif U_PLATFORM == U_PF_ANDROID && __ANDROID_API__ < 9
00655     /*
00656      * Android before Gingerbread (Android 2.3, API level 9) did not support wchar_t.
00657      * The type and header existed, but the library functions did not work as expected.
00658      * The size of wchar_t was 1 but L"xyz" string literals had 32-bit units anyway.
00659      */
00660 #   define U_HAVE_WCHAR_H 0
00661 #else
00662 #   define U_HAVE_WCHAR_H 1
00663 #endif
00664 
00671 #ifdef U_SIZEOF_WCHAR_T
00672     /* Use the predefined value. */
00673 #elif (U_PLATFORM == U_PF_ANDROID && __ANDROID_API__ < 9)
00674     /*
00675      * Classic Mac OS and Mac OS X before 10.3 (Panther) did not support wchar_t or wstring.
00676      * Newer Mac OS X has size 4.
00677      */
00678 #   define U_SIZEOF_WCHAR_T 1
00679 #elif U_PLATFORM_HAS_WIN32_API || U_PLATFORM == U_PF_CYGWIN
00680 #   define U_SIZEOF_WCHAR_T 2
00681 #elif U_PLATFORM == U_PF_AIX
00682     /*
00683      * AIX 6.1 information, section "Wide character data representation":
00684      * "... the wchar_t datatype is 32-bit in the 64-bit environment and
00685      * 16-bit in the 32-bit environment."
00686      * and
00687      * "All locales use Unicode for their wide character code values (process code),
00688      * except the IBM-eucTW codeset."
00689      */
00690 #   ifdef __64BIT__
00691 #       define U_SIZEOF_WCHAR_T 4
00692 #   else
00693 #       define U_SIZEOF_WCHAR_T 2
00694 #   endif
00695 #elif U_PLATFORM == U_PF_OS390
00696     /*
00697      * z/OS V1R11 information center, section "LP64 | ILP32":
00698      * "In 31-bit mode, the size of long and pointers is 4 bytes and the size of wchar_t is 2 bytes.
00699      * Under LP64, the size of long and pointer is 8 bytes and the size of wchar_t is 4 bytes."
00700      */
00701 #   ifdef _LP64
00702 #       define U_SIZEOF_WCHAR_T 4
00703 #   else
00704 #       define U_SIZEOF_WCHAR_T 2
00705 #   endif
00706 #elif U_PLATFORM == U_PF_OS400
00707 #   if defined(__UTF32__)
00708         /*
00709          * LOCALETYPE(*LOCALEUTF) is specified.
00710          * Wide-character strings are in UTF-32,
00711          * narrow-character strings are in UTF-8.
00712          */
00713 #       define U_SIZEOF_WCHAR_T 4
00714 #   elif defined(__UCS2__)
00715         /*
00716          * LOCALETYPE(*LOCALEUCS2) is specified.
00717          * Wide-character strings are in UCS-2,
00718          * narrow-character strings are in EBCDIC.
00719          */
00720 #       define U_SIZEOF_WCHAR_T 2
00721 #else
00722         /*
00723          * LOCALETYPE(*CLD) or LOCALETYPE(*LOCALE) is specified.
00724          * Wide-character strings are in 16-bit EBCDIC,
00725          * narrow-character strings are in EBCDIC.
00726          */
00727 #       define U_SIZEOF_WCHAR_T 2
00728 #   endif
00729 #else
00730 #   define U_SIZEOF_WCHAR_T 4
00731 #endif
00732 
00733 #ifndef U_HAVE_WCSCPY
00734 #define U_HAVE_WCSCPY U_HAVE_WCHAR_H
00735 #endif
00736 
00747 #ifdef U_HAVE_CHAR16_T
00748     /* Use the predefined value. */
00749 #else
00750     /*
00751      * Notes:
00752      * Visual Studio 10 (_MSC_VER>=1600) defines char16_t but
00753      * does not support u"abc" string literals.
00754      * gcc 4.4 defines the __CHAR16_TYPE__ macro to a usable type but
00755      * does not support u"abc" string literals.
00756      * C++11 and C11 require support for UTF-16 literals
00757      * TODO: Fix for plain C. Doesn't work on Mac.
00758      */
00759 #   if U_CPLUSPLUS_VERSION >= 11 || (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L)
00760 #       define U_HAVE_CHAR16_T 1
00761 #   else
00762 #       define U_HAVE_CHAR16_T 0
00763 #   endif
00764 #endif
00765 
00773 #ifdef U_DECLARE_UTF16
00774     /* Use the predefined value. */
00775 #elif U_HAVE_CHAR16_T \
00776     || (defined(__xlC__) && defined(__IBM_UTF_LITERAL) && U_SIZEOF_WCHAR_T != 2) \
00777     || (defined(__HP_aCC) && __HP_aCC >= 035000) \
00778     || (defined(__HP_cc) && __HP_cc >= 111106)
00779 #   define U_DECLARE_UTF16(string) u ## string
00780 #elif U_SIZEOF_WCHAR_T == 2 \
00781     && (U_CHARSET_FAMILY == 0 || (U_PF_OS390 <= U_PLATFORM && U_PLATFORM <= U_PF_OS400 && defined(__UCS2__)))
00782 #   define U_DECLARE_UTF16(string) L ## string
00783 #else
00784     /* Leave U_DECLARE_UTF16 undefined. See unistr.h. */
00785 #endif
00786 
00789 /*===========================================================================*/
00791 /*===========================================================================*/
00792 
00793 #ifdef U_EXPORT
00794     /* Use the predefined value. */
00795 #elif defined(U_STATIC_IMPLEMENTATION)
00796 #   define U_EXPORT
00797 #elif defined(__GNUC__)
00798 #   define U_EXPORT __attribute__((visibility("default")))
00799 #elif (defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x550) \
00800    || (defined(__SUNPRO_C) && __SUNPRO_C >= 0x550) 
00801 #   define U_EXPORT __global
00802 /*#elif defined(__HP_aCC) || defined(__HP_cc)
00803 #   define U_EXPORT __declspec(dllexport)*/
00804 #elif defined(_MSC_VER)
00805 #   define U_EXPORT __declspec(dllexport)
00806 #else
00807 #   define U_EXPORT
00808 #endif
00809 
00810 /* U_CALLCONV is releated to U_EXPORT2 */
00811 #ifdef U_EXPORT2
00812     /* Use the predefined value. */
00813 #elif defined(_MSC_VER)
00814 #   define U_EXPORT2 __cdecl
00815 #else
00816 #   define U_EXPORT2
00817 #endif
00818 
00819 #ifdef U_IMPORT
00820     /* Use the predefined value. */
00821 #elif defined(_MSC_VER)
00822     /* Windows needs to export/import data. */
00823 #   define U_IMPORT __declspec(dllimport)
00824 #else
00825 #   define U_IMPORT 
00826 #endif
00827 
00845 #if U_PLATFORM == U_PF_OS390 && defined(__cplusplus)
00846 #    define U_CALLCONV __cdecl
00847 #else
00848 #    define U_CALLCONV U_EXPORT2
00849 #endif
00850 
00856 #if U_PLATFORM == U_PF_OS390 && defined(__cplusplus)
00857 #    define U_CALLCONV_FPTR U_CALLCONV
00858 #else
00859 #    define U_CALLCONV_FPTR
00860 #endif
00861 /* @} */
00862 
00863 #endif