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3rdparty/boost_1_81_0/boost/fiber/detail/config.hpp 1.79 KB
63e88f80   Hu Chunming   提交三方库
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  //          Copyright Oliver Kowalke 2013.
  // Distributed under the Boost Software License, Version 1.0.
  //    (See accompanying file LICENSE_1_0.txt or copy at
  //          http://www.boost.org/LICENSE_1_0.txt)
  
  #ifndef BOOST_FIBERS_DETAIL_CONFIG_H
  #define BOOST_FIBERS_DETAIL_CONFIG_H
  
  #include <cstddef>
  
  #include <boost/config.hpp>
  #include <boost/predef.h> 
  #include <boost/detail/workaround.hpp>
  
  #ifdef BOOST_FIBERS_DECL
  # undef BOOST_FIBERS_DECL
  #endif
  
  #if (defined(BOOST_ALL_DYN_LINK) || defined(BOOST_FIBERS_DYN_LINK) ) && ! defined(BOOST_FIBERS_STATIC_LINK)
  # if defined(BOOST_FIBERS_SOURCE)
  #  define BOOST_FIBERS_DECL BOOST_SYMBOL_EXPORT
  #  define BOOST_FIBERS_BUILD_DLL
  # else
  #  define BOOST_FIBERS_DECL BOOST_SYMBOL_IMPORT
  # endif
  #endif
  
  #if ! defined(BOOST_FIBERS_DECL)
  # define BOOST_FIBERS_DECL
  #endif
  
  #if ! defined(BOOST_FIBERS_SOURCE) && ! defined(BOOST_ALL_NO_LIB) && ! defined(BOOST_FIBERS_NO_LIB)
  # define BOOST_LIB_NAME boost_fiber
  # if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_FIBERS_DYN_LINK)
  #  define BOOST_DYN_LINK
  # endif
  # include <boost/config/auto_link.hpp>
  #endif
  
  #if BOOST_OS_LINUX || BOOST_OS_WINDOWS
  # define BOOST_FIBERS_HAS_FUTEX
  #endif
  
  #if (!defined(BOOST_FIBERS_HAS_FUTEX) && \
      (defined(BOOST_FIBERS_SPINLOCK_TTAS_FUTEX) || defined(BOOST_FIBERS_SPINLOCK_TTAS_ADAPTIVE_FUTEX)))
  # error "futex not supported on this platform"
  #endif
  
  #if !defined(BOOST_FIBERS_CONTENTION_WINDOW_THRESHOLD)
  # define BOOST_FIBERS_CONTENTION_WINDOW_THRESHOLD 16
  #endif
  
  #if !defined(BOOST_FIBERS_RETRY_THRESHOLD)
  # define BOOST_FIBERS_RETRY_THRESHOLD 64
  #endif
  
  #if !defined(BOOST_FIBERS_SPIN_BEFORE_SLEEP0)
  # define BOOST_FIBERS_SPIN_BEFORE_SLEEP0 32
  #endif
  
  #if !defined(BOOST_FIBERS_SPIN_BEFORE_YIELD)
  # define BOOST_FIBERS_SPIN_BEFORE_YIELD 64
  #endif
  
  #endif // BOOST_FIBERS_DETAIL_CONFIG_H