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174 lines
5.7 KiB
174 lines
5.7 KiB
// boost/chrono/config.hpp -------------------------------------------------// |
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// Copyright Beman Dawes 2003, 2006, 2008 |
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// Copyright 2009-2011 Vicente J. Botet Escriba |
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// Distributed under the Boost Software License, Version 1.0. (See accompanying |
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// file 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/chrono for documentation. |
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#ifndef BOOST_CHRONO_CONFIG_HPP |
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#define BOOST_CHRONO_CONFIG_HPP |
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#include <boost/config.hpp> |
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#if defined(BOOST_CHRONO_SOURCE) && !defined(BOOST_USE_WINDOWS_H) |
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#define BOOST_USE_WINDOWS_H |
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#endif |
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// BOOST_CHRONO_POSIX_API, BOOST_CHRONO_MAC_API, or BOOST_CHRONO_WINDOWS_API |
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// can be defined by the user to specify which API should be used |
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#if defined(BOOST_CHRONO_WINDOWS_API) |
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# warning Boost.Chrono will use the Windows API |
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#elif defined(BOOST_CHRONO_MAC_API) |
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# warning Boost.Chrono will use the Mac API |
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#elif defined(BOOST_CHRONO_POSIX_API) |
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# warning Boost.Chrono will use the POSIX API |
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#endif |
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# if defined( BOOST_CHRONO_WINDOWS_API ) && defined( BOOST_CHRONO_POSIX_API ) |
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# error both BOOST_CHRONO_WINDOWS_API and BOOST_CHRONO_POSIX_API are defined |
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# elif defined( BOOST_CHRONO_WINDOWS_API ) && defined( BOOST_CHRONO_MAC_API ) |
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# error both BOOST_CHRONO_WINDOWS_API and BOOST_CHRONO_MAC_API are defined |
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# elif defined( BOOST_CHRONO_MAC_API ) && defined( BOOST_CHRONO_POSIX_API ) |
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# error both BOOST_CHRONO_MAC_API and BOOST_CHRONO_POSIX_API are defined |
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# elif !defined( BOOST_CHRONO_WINDOWS_API ) && !defined( BOOST_CHRONO_MAC_API ) && !defined( BOOST_CHRONO_POSIX_API ) |
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# if (defined(_WIN32) || defined(__WIN32__) || defined(WIN32)) |
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# define BOOST_CHRONO_WINDOWS_API |
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# elif defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__) |
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# define BOOST_CHRONO_MAC_API |
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# else |
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# define BOOST_CHRONO_POSIX_API |
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# endif |
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# endif |
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# if defined( BOOST_CHRONO_WINDOWS_API ) |
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# ifndef UNDER_CE |
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# define BOOST_CHRONO_HAS_PROCESS_CLOCKS |
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# endif |
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# define BOOST_CHRONO_HAS_CLOCK_STEADY |
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# define BOOST_CHRONO_HAS_THREAD_CLOCK |
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# define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true |
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# endif |
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# if defined( BOOST_CHRONO_MAC_API ) |
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# define BOOST_CHRONO_HAS_PROCESS_CLOCKS |
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# define BOOST_CHRONO_HAS_CLOCK_STEADY |
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# define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true |
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# endif |
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# if defined( BOOST_CHRONO_POSIX_API ) |
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# define BOOST_CHRONO_HAS_PROCESS_CLOCKS |
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# include <time.h> //to check for CLOCK_REALTIME and CLOCK_MONOTONIC and _POSIX_THREAD_CPUTIME |
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# if defined(CLOCK_REALTIME) |
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# if defined(CLOCK_MONOTONIC) |
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# define BOOST_CHRONO_HAS_CLOCK_STEADY |
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# endif |
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# else |
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# error <time.h> does not supply CLOCK_REALTIME |
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# endif |
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# if defined(_POSIX_THREAD_CPUTIME) && !defined(BOOST_DISABLE_THREADS) |
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# define BOOST_CHRONO_HAS_THREAD_CLOCK |
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# define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true |
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# endif |
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# if defined(CLOCK_THREAD_CPUTIME_ID) && !defined(BOOST_DISABLE_THREADS) |
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# define BOOST_CHRONO_HAS_THREAD_CLOCK |
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# define BOOST_CHRONO_THREAD_CLOCK_IS_STEADY true |
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# endif |
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# if defined(sun) || defined(__sun) |
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# undef BOOST_CHRONO_HAS_THREAD_CLOCK |
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# undef BOOST_CHRONO_THREAD_CLOCK_IS_STEADY |
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# endif |
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# endif |
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#if defined(BOOST_CHRONO_THREAD_DISABLED) && defined(BOOST_CHRONO_HAS_THREAD_CLOCK) |
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#undef BOOST_CHRONO_HAS_THREAD_CLOCK |
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#undef BOOST_CHRONO_THREAD_CLOCK_IS_STEADY |
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#endif |
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// unicode support ------------------------------// |
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#if defined(BOOST_NO_UNICODE_LITERALS) || defined(BOOST_NO_CHAR16_T) || defined(BOOST_NO_CHAR32_T) |
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//~ #define BOOST_CHRONO_HAS_UNICODE_SUPPORT |
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#else |
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#define BOOST_CHRONO_HAS_UNICODE_SUPPORT 1 |
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#endif |
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// define constexpr related macros ------------------------------// |
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#if defined(BOOST_NO_CONSTEXPR) |
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#define BOOST_CHRONO_CONSTEXPR |
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#define BOOST_CHRONO_CONSTEXPR_OR_CONST const |
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#define BOOST_CHRONO_CONST_REF const& |
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#else |
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#define BOOST_CHRONO_CONSTEXPR constexpr |
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#define BOOST_CHRONO_CONSTEXPR_OR_CONST constexpr |
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#define BOOST_CHRONO_CONST_REF |
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#endif |
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#if defined(BOOST_NO_NOEXCEPT) |
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#define BOOST_CHRONO_NOEXCEPT |
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#else |
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#define BOOST_CHRONO_NOEXCEPT noexcept |
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#endif |
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#define BOOST_CHRONO_STATIC_CONSTEXPR static BOOST_CHRONO_CONSTEXPR_OR_CONST |
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#ifdef BOOST_CHRONO_HEADER_ONLY |
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#define BOOST_CHRONO_INLINE inline |
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#define BOOST_CHRONO_STATIC |
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#define BOOST_CHRONO_DECL |
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#else |
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#define BOOST_CHRONO_INLINE |
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#define BOOST_CHRONO_STATIC static |
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// enable dynamic linking on Windows ---------------------------------------// |
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// we need to import/export our code only if the user has specifically |
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// asked for it by defining either BOOST_ALL_DYN_LINK if they want all boost |
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// libraries to be dynamically linked, or BOOST_CHRONO_DYN_LINK |
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// if they want just this one to be dynamically liked: |
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#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_CHRONO_DYN_LINK) |
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// export if this is our own source, otherwise import: |
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#ifdef BOOST_CHRONO_SOURCE |
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# define BOOST_CHRONO_DECL BOOST_SYMBOL_EXPORT |
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#else |
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# define BOOST_CHRONO_DECL BOOST_SYMBOL_IMPORT |
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#endif // BOOST_CHRONO_SOURCE |
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#endif // DYN_LINK |
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// |
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// if BOOST_CHRONO_DECL isn't defined yet define it now: |
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#ifndef BOOST_CHRONO_DECL |
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#define BOOST_CHRONO_DECL |
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#endif |
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//#define BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING |
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// enable automatic library variant selection ------------------------------// |
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#if !defined(BOOST_CHRONO_SOURCE) && !defined(BOOST_ALL_NO_LIB) && !defined(BOOST_CHRONO_NO_LIB) |
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// |
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// Set the name of our library; this will get undef'ed by auto_link.hpp |
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// once it's done with it: |
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// |
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#define BOOST_LIB_NAME boost_chrono |
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// |
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// If we're importing code from a dll, then tell auto_link.hpp about it: |
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// |
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#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_CHRONO_DYN_LINK) |
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# define BOOST_DYN_LINK |
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#endif |
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// |
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// And include the header that does the work: |
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// |
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#include <boost/config/auto_link.hpp> |
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#endif // auto-linking disabled |
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#endif // BOOST_CHRONO_HEADER_ONLY |
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#endif // BOOST_CHRONO_CONFIG_HPP |
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