ceph/src/boost/boost/coroutine2/detail/state.hpp

   1
   2 //          Copyright Oliver Kowalke 2014.
   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_COROUTINES2_DETAIL_ASYMMETRIC_COROUTINE_HPP
   8 #define BOOST_COROUTINES2_DETAIL_ASYMMETRIC_COROUTINE_HPP
   9
  10 #include <exception>
  11
  12 #include <boost/assert.hpp>
  13 #include <boost/config.hpp>
  14
  15 #include <boost/coroutine2/detail/config.hpp>
  16
  17 #ifdef BOOST_HAS_ABI_HEADERS
  18 #  include BOOST_ABI_PREFIX
  19 #endif
  20
  21 namespace boost {
  22 namespace coroutines2 {
  23 namespace detail {
  24
  25 enum class state_t : unsigned int {
  26     none       = 0,
  27     complete   = 1 << 1,
  28     unwind     = 1 << 2,
  29     destroy    = 1 << 3
  30 };
  31
  32
  33 inline
  34 constexpr state_t
  35 operator&( state_t l, state_t r) {
  36     return static_cast< state_t >(
  37             static_cast< unsigned int >( l) & static_cast< unsigned int >( r) );
  38 }
  39
  40 inline
  41 constexpr state_t
  42 operator|( state_t l, state_t r) {
  43     return static_cast< state_t >(
  44             static_cast< unsigned int >( l) | static_cast< unsigned int >( r) );
  45 }
  46
  47 inline
  48 constexpr state_t
  49 operator^( state_t l, state_t r) {
  50     return static_cast< state_t >(
  51             static_cast< unsigned int >( l) ^ static_cast< unsigned int >( r) );
  52 }
  53
  54 inline
  55 constexpr state_t
  56 operator~( state_t l) {
  57     return static_cast< state_t >( ~static_cast< unsigned int >( l) );
  58 }
  59
  60 inline
  61 state_t &
  62 operator&=( state_t & l, state_t r) {
  63     l = l & r;
  64     return l;
  65 }
  66
  67 inline
  68 state_t &
  69 operator|=( state_t & l, state_t r) {
  70     l = l | r;
  71     return l;
  72 }
  73
  74 inline
  75 state_t &
  76 operator^=( state_t & l, state_t r) {
  77     l = l ^ r;
  78     return l;
  79 }
  80
  81 }}}
  82
  83 #ifdef BOOST_HAS_ABI_HEADERS
  84 #  include BOOST_ABI_SUFFIX
  85 #endif
  86
  87 #endif // BOOST_COROUTINES2_DETAIL_ASYMMETRIC_COROUTINE_HPP