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Enable <thread> for gcc-4.8 and later.

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Disable thread support headers depending on values of internal libstdc++ macros.
This commit is contained in:
jzmaddock
2014-10-08 18:58:15 +01:00
parent 32237deddc
commit a8868e82e0
1 changed files with 19 additions and 6 deletions
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25
include/boost/config/stdlib/libstdcpp3.hpp
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@ -174,11 +174,6 @@
# define BOOST_HAS_TR1_COMPLEX_OVERLOADS
#endif
#if (!defined(_GLIBCXX_HAS_GTHREADS) || !defined(_GLIBCXX_USE_C99_STDINT_TR1)) && (!defined(BOOST_NO_CXX11_HDR_CONDITION_VARIABLE) || !defined(BOOST_NO_CXX11_HDR_MUTEX))
# define BOOST_NO_CXX11_HDR_CONDITION_VARIABLE
# define BOOST_NO_CXX11_HDR_MUTEX
#endif
// C++0x features in GCC 4.5.0 and later
//
#if (BOOST_LIBSTDCXX_VERSION < 40500) || !defined(BOOST_LIBSTDCXX11)
@ -207,6 +202,7 @@
#if (BOOST_LIBSTDCXX_VERSION < 40800) || !defined(BOOST_LIBSTDCXX11)
// Note that although <atomic> existed prior to gcc 4.8 it was largely unimplemented for many types:
# define BOOST_NO_CXX11_HDR_ATOMIC
# define BOOST_NO_CXX11_HDR_THREAD
#endif
#if (BOOST_LIBSTDCXX_VERSION < 40900) || !defined(BOOST_LIBSTDCXX11)
// Although <regex> is present and compilable against, the actual implementation is not functional
@ -215,10 +211,27 @@
#endif
// C++0x headers not yet (fully!) implemented
//
# define BOOST_NO_CXX11_HDR_THREAD
# define BOOST_NO_CXX11_HDR_TYPE_TRAITS
# define BOOST_NO_CXX11_HDR_CODECVT
# define BOOST_NO_CXX11_ATOMIC_SMART_PTR
# define BOOST_NO_CXX11_STD_ALIGN
#if (!defined(_GLIBCXX_HAS_GTHREADS) || !defined(_GLIBCXX_USE_C99_STDINT_TR1))
// Headers not always available:
# ifndef BOOST_NO_CXX11_HDR_CONDITION_VARIABLE
# define BOOST_NO_CXX11_HDR_CONDITION_VARIABLE
# endif
# ifndef BOOST_NO_CXX11_HDR_MUTEX
# define BOOST_NO_CXX11_HDR_MUTEX
# endif
# ifndef BOOST_NO_CXX11_HDR_THREAD
# define BOOST_NO_CXX11_HDR_THREAD
# endif
#endif
#if (!defined(_GTHREAD_USE_MUTEX_TIMEDLOCK) || (_GTHREAD_USE_MUTEX_TIMEDLOCK == 0)) && !defined(BOOST_NO_CXX11_HDR_MUTEX)
// Timed mutexes are not always available:
# define BOOST_NO_CXX11_HDR_MUTEX
#endif
// --- end ---