ceph/src/boost/boost/fiber/detail/config.hpp

   1
   2 //          Copyright Oliver Kowalke 2013.
   3 // Distributed under the Boost Software License, Version 1.0.
   4 //    (See accompanying file LICENSE_1_0.txt or copy at
   5 //          http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #ifndef BOOST_FIBERS_DETAIL_CONFIG_H
   8 #define BOOST_FIBERS_DETAIL_CONFIG_H
   9
  10 #include <cstddef>
  11
  12 #include <boost/config.hpp>
  13 #include <boost/predef.h>
  14 #include <boost/detail/workaround.hpp>
  15
  16 #ifdef BOOST_FIBERS_DECL
  17 # undef BOOST_FIBERS_DECL
  18 #endif
  19
  20 #if (defined(BOOST_ALL_DYN_LINK) || defined(BOOST_FIBERS_DYN_LINK) ) && ! defined(BOOST_FIBERS_STATIC_LINK)
  21 # if defined(BOOST_FIBERS_SOURCE)
  22 #  define BOOST_FIBERS_DECL BOOST_SYMBOL_EXPORT
  23 #  define BOOST_FIBERS_BUILD_DLL
  24 # else
  25 #  define BOOST_FIBERS_DECL BOOST_SYMBOL_IMPORT
  26 # endif
  27 #endif
  28
  29 #if ! defined(BOOST_FIBERS_DECL)
  30 # define BOOST_FIBERS_DECL
  31 #endif
  32
  33 #if ! defined(BOOST_FIBERS_SOURCE) && ! defined(BOOST_ALL_NO_LIB) && ! defined(BOOST_FIBERS_NO_LIB)
  34 # define BOOST_LIB_NAME boost_fiber
  35 # if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_FIBERS_DYN_LINK)
  36 #  define BOOST_DYN_LINK
  37 # endif
  38 # include <boost/config/auto_link.hpp>
  39 #endif
  40
  41 #if BOOST_OS_LINUX || BOOST_OS_WINDOWS
  42 # define BOOST_FIBERS_HAS_FUTEX
  43 #endif
  44
  45 #if (!defined(BOOST_FIBERS_HAS_FUTEX) && \
  46     (defined(BOOST_FIBERS_SPINLOCK_TTAS_FUTEX) || defined(BOOST_FIBERS_SPINLOCK_TTAS_ADAPTIVE_FUTEX)))
  47 # error "futex not supported on this platform"
  48 #endif
  49
  50 #if !defined(BOOST_FIBERS_CONTENTION_WINDOW_THRESHOLD)
  51 # define BOOST_FIBERS_CONTENTION_WINDOW_THRESHOLD 16
  52 #endif
  53
  54 #if !defined(BOOST_FIBERS_RETRY_THRESHOLD)
  55 # define BOOST_FIBERS_RETRY_THRESHOLD 64
  56 #endif
  57
  58 #if !defined(BOOST_FIBERS_SPIN_BEFORE_SLEEP0)
  59 # define BOOST_FIBERS_SPIN_BEFORE_SLEEP0 32
  60 #endif
  61
  62 #if !defined(BOOST_FIBERS_SPIN_BEFORE_YIELD)
  63 # define BOOST_FIBERS_SPIN_BEFORE_YIELD 64
  64 #endif
  65
  66 #endif // BOOST_FIBERS_DETAIL_CONFIG_H