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556 lines
18 KiB
556 lines
18 KiB
// boost cstdint.hpp header file ------------------------------------------// |
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// (C) Copyright Beman Dawes 1999. |
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// (C) Copyright Jens Mauer 2001 |
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// (C) Copyright John Maddock 2001 |
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// Distributed under the Boost |
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// Software License, Version 1.0. (See accompanying file |
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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// See http://www.boost.org/libs/integer for documentation. |
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// Revision History |
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// 31 Oct 01 use BOOST_HAS_LONG_LONG to check for "long long" (Jens M.) |
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// 16 Apr 01 check LONGLONG_MAX when looking for "long long" (Jens Maurer) |
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// 23 Jan 01 prefer "long" over "int" for int32_t and intmax_t (Jens Maurer) |
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// 12 Nov 00 Merged <boost/stdint.h> (Jens Maurer) |
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// 23 Sep 00 Added INTXX_C macro support (John Maddock). |
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// 22 Sep 00 Better 64-bit support (John Maddock) |
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// 29 Jun 00 Reimplement to avoid including stdint.h within namespace boost |
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// 8 Aug 99 Initial version (Beman Dawes) |
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#ifndef BOOST_CSTDINT_HPP |
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#define BOOST_CSTDINT_HPP |
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// |
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// Since we always define the INT#_C macros as per C++0x, |
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// define __STDC_CONSTANT_MACROS so that <stdint.h> does the right |
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// thing if possible, and so that the user knows that the macros |
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// are actually defined as per C99. |
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// |
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#ifndef __STDC_CONSTANT_MACROS |
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# define __STDC_CONSTANT_MACROS |
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#endif |
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#include <boost/config.hpp> |
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// |
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// For the following code we get several warnings along the lines of: |
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// |
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// boost/cstdint.hpp:428:35: error: use of C99 long long integer constant |
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// |
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// So we declare this a system header to suppress these warnings. |
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// See also https://github.com/boostorg/config/issues/190 |
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// |
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#if defined(__GNUC__) && (__GNUC__ >= 4) |
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#pragma GCC system_header |
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#endif |
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// |
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// Note that GLIBC is a bit inconsistent about whether int64_t is defined or not |
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// depending upon what headers happen to have been included first... |
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// so we disable use of stdint.h when GLIBC does not define __GLIBC_HAVE_LONG_LONG. |
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// See https://svn.boost.org/trac/boost/ticket/3548 and http://sources.redhat.com/bugzilla/show_bug.cgi?id=10990 |
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// |
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#if defined(BOOST_HAS_STDINT_H) \ |
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&& (!defined(__GLIBC__) \ |
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|| defined(__GLIBC_HAVE_LONG_LONG) \ |
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|| (defined(__GLIBC__) && ((__GLIBC__ > 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ >= 17))))) |
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// The following #include is an implementation artifact; not part of interface. |
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# ifdef __hpux |
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// HP-UX has a vaguely nice <stdint.h> in a non-standard location |
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# include <inttypes.h> |
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# ifdef __STDC_32_MODE__ |
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// this is triggered with GCC, because it defines __cplusplus < 199707L |
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# define BOOST_NO_INT64_T |
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# endif |
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# elif defined(__FreeBSD__) || defined(__IBMCPP__) || defined(_AIX) |
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# include <inttypes.h> |
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# else |
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# include <stdint.h> |
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// There is a bug in Cygwin two _C macros |
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# if defined(INTMAX_C) && defined(__CYGWIN__) |
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# undef INTMAX_C |
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# undef UINTMAX_C |
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# define INTMAX_C(c) c##LL |
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# define UINTMAX_C(c) c##ULL |
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# endif |
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# endif |
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#if defined(__QNX__) && defined(__EXT_QNX) |
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// QNX (Dinkumware stdlib) defines these as non-standard names. |
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// Reflect to the standard names. |
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typedef ::intleast8_t int_least8_t; |
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typedef ::intfast8_t int_fast8_t; |
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typedef ::uintleast8_t uint_least8_t; |
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typedef ::uintfast8_t uint_fast8_t; |
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typedef ::intleast16_t int_least16_t; |
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typedef ::intfast16_t int_fast16_t; |
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typedef ::uintleast16_t uint_least16_t; |
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typedef ::uintfast16_t uint_fast16_t; |
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typedef ::intleast32_t int_least32_t; |
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typedef ::intfast32_t int_fast32_t; |
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typedef ::uintleast32_t uint_least32_t; |
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typedef ::uintfast32_t uint_fast32_t; |
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# ifndef BOOST_NO_INT64_T |
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typedef ::intleast64_t int_least64_t; |
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typedef ::intfast64_t int_fast64_t; |
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typedef ::uintleast64_t uint_least64_t; |
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typedef ::uintfast64_t uint_fast64_t; |
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# endif |
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#endif |
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namespace boost |
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{ |
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using ::int8_t; |
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using ::int_least8_t; |
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using ::int_fast8_t; |
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using ::uint8_t; |
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using ::uint_least8_t; |
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using ::uint_fast8_t; |
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using ::int16_t; |
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using ::int_least16_t; |
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using ::int_fast16_t; |
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using ::uint16_t; |
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using ::uint_least16_t; |
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using ::uint_fast16_t; |
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using ::int32_t; |
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using ::int_least32_t; |
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using ::int_fast32_t; |
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using ::uint32_t; |
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using ::uint_least32_t; |
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using ::uint_fast32_t; |
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# ifndef BOOST_NO_INT64_T |
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using ::int64_t; |
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using ::int_least64_t; |
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using ::int_fast64_t; |
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using ::uint64_t; |
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using ::uint_least64_t; |
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using ::uint_fast64_t; |
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# endif |
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using ::intmax_t; |
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using ::uintmax_t; |
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} // namespace boost |
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#elif defined(__FreeBSD__) && (__FreeBSD__ <= 4) || defined(__osf__) || defined(__VMS) || defined(__SOLARIS9__) || defined(__NetBSD__) |
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// FreeBSD and Tru64 have an <inttypes.h> that contains much of what we need. |
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# include <inttypes.h> |
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namespace boost { |
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using ::int8_t; |
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typedef int8_t int_least8_t; |
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typedef int8_t int_fast8_t; |
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using ::uint8_t; |
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typedef uint8_t uint_least8_t; |
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typedef uint8_t uint_fast8_t; |
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using ::int16_t; |
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typedef int16_t int_least16_t; |
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typedef int16_t int_fast16_t; |
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using ::uint16_t; |
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typedef uint16_t uint_least16_t; |
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typedef uint16_t uint_fast16_t; |
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using ::int32_t; |
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typedef int32_t int_least32_t; |
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typedef int32_t int_fast32_t; |
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using ::uint32_t; |
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typedef uint32_t uint_least32_t; |
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typedef uint32_t uint_fast32_t; |
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# ifndef BOOST_NO_INT64_T |
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using ::int64_t; |
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typedef int64_t int_least64_t; |
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typedef int64_t int_fast64_t; |
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using ::uint64_t; |
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typedef uint64_t uint_least64_t; |
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typedef uint64_t uint_fast64_t; |
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typedef int64_t intmax_t; |
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typedef uint64_t uintmax_t; |
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# else |
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typedef int32_t intmax_t; |
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typedef uint32_t uintmax_t; |
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# endif |
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} // namespace boost |
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#else // BOOST_HAS_STDINT_H |
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# include <boost/limits.hpp> // implementation artifact; not part of interface |
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# include <limits.h> // needed for limits macros |
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namespace boost |
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{ |
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// These are fairly safe guesses for some 16-bit, and most 32-bit and 64-bit |
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// platforms. For other systems, they will have to be hand tailored. |
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// |
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// Because the fast types are assumed to be the same as the undecorated types, |
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// it may be possible to hand tailor a more efficient implementation. Such |
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// an optimization may be illusionary; on the Intel x86-family 386 on, for |
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// example, byte arithmetic and load/stores are as fast as "int" sized ones. |
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// 8-bit types ------------------------------------------------------------// |
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# if UCHAR_MAX == 0xff |
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typedef signed char int8_t; |
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typedef signed char int_least8_t; |
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typedef signed char int_fast8_t; |
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typedef unsigned char uint8_t; |
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typedef unsigned char uint_least8_t; |
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typedef unsigned char uint_fast8_t; |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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// 16-bit types -----------------------------------------------------------// |
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# if USHRT_MAX == 0xffff |
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# if defined(__crayx1) |
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// The Cray X1 has a 16-bit short, however it is not recommend |
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// for use in performance critical code. |
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typedef short int16_t; |
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typedef short int_least16_t; |
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typedef int int_fast16_t; |
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typedef unsigned short uint16_t; |
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typedef unsigned short uint_least16_t; |
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typedef unsigned int uint_fast16_t; |
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# else |
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typedef short int16_t; |
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typedef short int_least16_t; |
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typedef short int_fast16_t; |
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typedef unsigned short uint16_t; |
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typedef unsigned short uint_least16_t; |
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typedef unsigned short uint_fast16_t; |
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# endif |
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# elif (USHRT_MAX == 0xffffffff) && defined(__MTA__) |
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// On MTA / XMT short is 32 bits unless the -short16 compiler flag is specified |
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// MTA / XMT does support the following non-standard integer types |
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typedef __short16 int16_t; |
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typedef __short16 int_least16_t; |
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typedef __short16 int_fast16_t; |
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typedef unsigned __short16 uint16_t; |
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typedef unsigned __short16 uint_least16_t; |
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typedef unsigned __short16 uint_fast16_t; |
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# elif (USHRT_MAX == 0xffffffff) && defined(CRAY) |
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// no 16-bit types on Cray: |
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typedef short int_least16_t; |
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typedef short int_fast16_t; |
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typedef unsigned short uint_least16_t; |
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typedef unsigned short uint_fast16_t; |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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// 32-bit types -----------------------------------------------------------// |
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# if UINT_MAX == 0xffffffff |
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typedef int int32_t; |
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typedef int int_least32_t; |
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typedef int int_fast32_t; |
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typedef unsigned int uint32_t; |
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typedef unsigned int uint_least32_t; |
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typedef unsigned int uint_fast32_t; |
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# elif (USHRT_MAX == 0xffffffff) |
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typedef short int32_t; |
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typedef short int_least32_t; |
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typedef short int_fast32_t; |
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typedef unsigned short uint32_t; |
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typedef unsigned short uint_least32_t; |
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typedef unsigned short uint_fast32_t; |
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# elif ULONG_MAX == 0xffffffff |
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typedef long int32_t; |
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typedef long int_least32_t; |
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typedef long int_fast32_t; |
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typedef unsigned long uint32_t; |
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typedef unsigned long uint_least32_t; |
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typedef unsigned long uint_fast32_t; |
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# elif (UINT_MAX == 0xffffffffffffffff) && defined(__MTA__) |
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// Integers are 64 bits on the MTA / XMT |
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typedef __int32 int32_t; |
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typedef __int32 int_least32_t; |
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typedef __int32 int_fast32_t; |
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typedef unsigned __int32 uint32_t; |
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typedef unsigned __int32 uint_least32_t; |
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typedef unsigned __int32 uint_fast32_t; |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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// 64-bit types + intmax_t and uintmax_t ----------------------------------// |
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# if defined(BOOST_HAS_LONG_LONG) && \ |
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!defined(BOOST_MSVC) && !defined(BOOST_BORLANDC) && \ |
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(!defined(__GLIBCPP__) || defined(_GLIBCPP_USE_LONG_LONG)) && \ |
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(defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX)) |
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# if defined(__hpux) |
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// HP-UX's value of ULONG_LONG_MAX is unusable in preprocessor expressions |
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# elif (defined(ULLONG_MAX) && ULLONG_MAX == 18446744073709551615ULL) || (defined(ULONG_LONG_MAX) && ULONG_LONG_MAX == 18446744073709551615ULL) || (defined(ULONGLONG_MAX) && ULONGLONG_MAX == 18446744073709551615ULL) |
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// 2**64 - 1 |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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typedef ::boost::long_long_type intmax_t; |
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typedef ::boost::ulong_long_type uintmax_t; |
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typedef ::boost::long_long_type int64_t; |
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typedef ::boost::long_long_type int_least64_t; |
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typedef ::boost::long_long_type int_fast64_t; |
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typedef ::boost::ulong_long_type uint64_t; |
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typedef ::boost::ulong_long_type uint_least64_t; |
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typedef ::boost::ulong_long_type uint_fast64_t; |
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# elif ULONG_MAX != 0xffffffff |
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# if ULONG_MAX == 18446744073709551615 // 2**64 - 1 |
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typedef long intmax_t; |
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typedef unsigned long uintmax_t; |
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typedef long int64_t; |
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typedef long int_least64_t; |
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typedef long int_fast64_t; |
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typedef unsigned long uint64_t; |
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typedef unsigned long uint_least64_t; |
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typedef unsigned long uint_fast64_t; |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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# elif defined(__GNUC__) && defined(BOOST_HAS_LONG_LONG) |
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__extension__ typedef long long intmax_t; |
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__extension__ typedef unsigned long long uintmax_t; |
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__extension__ typedef long long int64_t; |
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__extension__ typedef long long int_least64_t; |
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__extension__ typedef long long int_fast64_t; |
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__extension__ typedef unsigned long long uint64_t; |
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__extension__ typedef unsigned long long uint_least64_t; |
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__extension__ typedef unsigned long long uint_fast64_t; |
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# elif defined(BOOST_HAS_MS_INT64) |
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// |
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// we have Borland/Intel/Microsoft __int64: |
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// |
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typedef __int64 intmax_t; |
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typedef unsigned __int64 uintmax_t; |
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typedef __int64 int64_t; |
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typedef __int64 int_least64_t; |
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typedef __int64 int_fast64_t; |
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typedef unsigned __int64 uint64_t; |
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typedef unsigned __int64 uint_least64_t; |
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typedef unsigned __int64 uint_fast64_t; |
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# else // assume no 64-bit integers |
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# define BOOST_NO_INT64_T |
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typedef int32_t intmax_t; |
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typedef uint32_t uintmax_t; |
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# endif |
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} // namespace boost |
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#endif // BOOST_HAS_STDINT_H |
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// intptr_t/uintptr_t are defined separately because they are optional and not universally available |
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#if defined(BOOST_WINDOWS) && !defined(_WIN32_WCE) && !defined(BOOST_HAS_STDINT_H) |
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// Older MSVC don't have stdint.h and have intptr_t/uintptr_t defined in stddef.h |
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#include <stddef.h> |
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#endif |
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#if (defined(BOOST_WINDOWS) && !defined(_WIN32_WCE)) \ |
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|| (defined(_XOPEN_UNIX) && (_XOPEN_UNIX+0 > 0) && !defined(__UCLIBC__)) \ |
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|| defined(__CYGWIN__) || defined(__VXWORKS__) \ |
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|| defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__) \ |
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|| defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || (defined(sun) && !defined(BOOST_HAS_STDINT_H)) || defined(INTPTR_MAX) |
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namespace boost { |
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using ::intptr_t; |
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using ::uintptr_t; |
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} |
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#define BOOST_HAS_INTPTR_T |
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// Clang pretends to be GCC, so it'll match this condition |
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#elif defined(__GNUC__) && defined(__INTPTR_TYPE__) && defined(__UINTPTR_TYPE__) |
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namespace boost { |
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typedef __INTPTR_TYPE__ intptr_t; |
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typedef __UINTPTR_TYPE__ uintptr_t; |
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} |
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#define BOOST_HAS_INTPTR_T |
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#endif |
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#endif // BOOST_CSTDINT_HPP |
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/**************************************************** |
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Macro definition section: |
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Added 23rd September 2000 (John Maddock). |
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Modified 11th September 2001 to be excluded when |
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BOOST_HAS_STDINT_H is defined (John Maddock). |
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Modified 11th Dec 2009 to always define the |
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INT#_C macros if they're not already defined (John Maddock). |
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******************************************************/ |
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#if !defined(BOOST__STDC_CONSTANT_MACROS_DEFINED) && \ |
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(!defined(INT8_C) || !defined(INT16_C) || !defined(INT32_C) || !defined(INT64_C)) |
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// |
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// Undef the macros as a precaution, since we may get here if <stdint.h> has failed |
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// to define them all, see https://svn.boost.org/trac/boost/ticket/12786 |
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// |
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#undef INT8_C |
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#undef INT16_C |
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#undef INT32_C |
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#undef INT64_C |
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#undef INTMAX_C |
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#undef UINT8_C |
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#undef UINT16_C |
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#undef UINT32_C |
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#undef UINT64_C |
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#undef UINTMAX_C |
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#include <limits.h> |
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# define BOOST__STDC_CONSTANT_MACROS_DEFINED |
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# if defined(BOOST_HAS_MS_INT64) |
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// |
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// Borland/Intel/Microsoft compilers have width specific suffixes: |
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// |
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#ifndef INT8_C |
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# define INT8_C(value) value##i8 |
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#endif |
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#ifndef INT16_C |
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# define INT16_C(value) value##i16 |
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#endif |
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#ifndef INT32_C |
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# define INT32_C(value) value##i32 |
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#endif |
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#ifndef INT64_C |
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# define INT64_C(value) value##i64 |
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#endif |
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# ifdef BOOST_BORLANDC |
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// Borland bug: appending ui8 makes the type a signed char |
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# define UINT8_C(value) static_cast<unsigned char>(value##u) |
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# else |
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# define UINT8_C(value) value##ui8 |
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# endif |
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#ifndef UINT16_C |
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# define UINT16_C(value) value##ui16 |
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#endif |
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#ifndef UINT32_C |
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# define UINT32_C(value) value##ui32 |
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#endif |
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#ifndef UINT64_C |
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# define UINT64_C(value) value##ui64 |
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#endif |
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#ifndef INTMAX_C |
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# define INTMAX_C(value) value##i64 |
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# define UINTMAX_C(value) value##ui64 |
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#endif |
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# else |
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// do it the old fashioned way: |
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// 8-bit types ------------------------------------------------------------// |
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# if (UCHAR_MAX == 0xff) && !defined(INT8_C) |
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# define INT8_C(value) static_cast<boost::int8_t>(value) |
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# define UINT8_C(value) static_cast<boost::uint8_t>(value##u) |
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# endif |
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// 16-bit types -----------------------------------------------------------// |
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# if (USHRT_MAX == 0xffff) && !defined(INT16_C) |
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# define INT16_C(value) static_cast<boost::int16_t>(value) |
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# define UINT16_C(value) static_cast<boost::uint16_t>(value##u) |
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# endif |
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// 32-bit types -----------------------------------------------------------// |
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#ifndef INT32_C |
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# if (UINT_MAX == 0xffffffff) |
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# define INT32_C(value) value |
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# define UINT32_C(value) value##u |
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# elif ULONG_MAX == 0xffffffff |
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# define INT32_C(value) value##L |
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# define UINT32_C(value) value##uL |
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# endif |
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#endif |
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// 64-bit types + intmax_t and uintmax_t ----------------------------------// |
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#ifndef INT64_C |
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# if defined(BOOST_HAS_LONG_LONG) && \ |
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(defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX) || defined(_ULLONG_MAX) || defined(_LLONG_MAX)) |
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# if defined(__hpux) |
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// HP-UX's value of ULONG_LONG_MAX is unusable in preprocessor expressions |
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# define INT64_C(value) value##LL |
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# define UINT64_C(value) value##uLL |
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# elif (defined(ULLONG_MAX) && ULLONG_MAX == 18446744073709551615ULL) || \ |
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(defined(ULONG_LONG_MAX) && ULONG_LONG_MAX == 18446744073709551615ULL) || \ |
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(defined(ULONGLONG_MAX) && ULONGLONG_MAX == 18446744073709551615ULL) || \ |
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(defined(_ULLONG_MAX) && _ULLONG_MAX == 18446744073709551615ULL) || \ |
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(defined(_LLONG_MAX) && _LLONG_MAX == 9223372036854775807LL) |
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# define INT64_C(value) value##LL |
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# define UINT64_C(value) value##uLL |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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# elif ULONG_MAX != 0xffffffff |
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# if ULONG_MAX == 18446744073709551615U // 2**64 - 1 |
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# define INT64_C(value) value##L |
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# define UINT64_C(value) value##uL |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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# elif defined(BOOST_HAS_LONG_LONG) |
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// Usual macros not defined, work things out for ourselves: |
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# if(~0uLL == 18446744073709551615ULL) |
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# define INT64_C(value) value##LL |
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# define UINT64_C(value) value##uLL |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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# else |
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# error defaults not correct; you must hand modify boost/cstdint.hpp |
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# endif |
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# ifdef BOOST_NO_INT64_T |
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# define INTMAX_C(value) INT32_C(value) |
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# define UINTMAX_C(value) UINT32_C(value) |
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# else |
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# define INTMAX_C(value) INT64_C(value) |
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# define UINTMAX_C(value) UINT64_C(value) |
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# endif |
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#endif |
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# endif // Borland/Microsoft specific width suffixes |
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#endif // INT#_C macros. |
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