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// (C) Copyright John Maddock 2001.
// (C) Copyright Jens Maurer 2001.
// Use, modification and distribution are subject to 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)
// See http://www.boost.org for most recent version.
// config for libstdc++ v3
// not much to go in here:
#ifdef __GLIBCXX__
#define BOOST_STDLIB "GNU libstdc++ version " BOOST_STRINGIZE(__GLIBCXX__)
#else
#define BOOST_STDLIB "GNU libstdc++ version " BOOST_STRINGIZE(__GLIBCPP__)
#endif
#if !defined(_GLIBCPP_USE_WCHAR_T) && !defined(_GLIBCXX_USE_WCHAR_T)
# define BOOST_NO_CWCHAR
# define BOOST_NO_CWCTYPE
# define BOOST_NO_STD_WSTRING
# define BOOST_NO_STD_WSTREAMBUF
#endif
#if defined(__osf__) && !defined(_REENTRANT) \
&& ( defined(_GLIBCXX_HAVE_GTHR_DEFAULT) || defined(_GLIBCPP_HAVE_GTHR_DEFAULT) )
// GCC 3 on Tru64 forces the definition of _REENTRANT when any std lib header
// file is included, therefore for consistency we define it here as well.
# define _REENTRANT
#endif
#ifdef __GLIBCXX__ // gcc 3.4 and greater:
# if defined(_GLIBCXX_HAVE_GTHR_DEFAULT) \
|| defined(_GLIBCXX__PTHREADS)
//
// If the std lib has thread support turned on, then turn it on in Boost
// as well. We do this because some gcc-3.4 std lib headers define _REENTANT
// while others do not...
//
# define BOOST_HAS_THREADS
# else
# define BOOST_DISABLE_THREADS
# endif
#elif defined(__GLIBCPP__) \
&& !defined(_GLIBCPP_HAVE_GTHR_DEFAULT) \
&& !defined(_GLIBCPP__PTHREADS)
// disable thread support if the std lib was built single threaded:
# define BOOST_DISABLE_THREADS
#endif
#if (defined(linux) || defined(__linux) || defined(__linux__)) && defined(__arm__) && defined(_GLIBCPP_HAVE_GTHR_DEFAULT)
// linux on arm apparently doesn't define _REENTRANT
// so just turn on threading support whenever the std lib is thread safe:
# define BOOST_HAS_THREADS
#endif
#if !defined(_GLIBCPP_USE_LONG_LONG) \
&& !defined(_GLIBCXX_USE_LONG_LONG)\
&& defined(BOOST_HAS_LONG_LONG)
// May have been set by compiler/*.hpp, but "long long" without library
// support is useless.
# undef BOOST_HAS_LONG_LONG
#endif
#if defined(__GLIBCXX__) || (defined(__GLIBCPP__) && __GLIBCPP__>=20020514) // GCC >= 3.1.0
# define BOOST_STD_EXTENSION_NAMESPACE __gnu_cxx
# define BOOST_HAS_SLIST
# define BOOST_HAS_HASH
# define BOOST_SLIST_HEADER <ext/slist>
# if !defined(__GNUC__) || __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 3)
# define BOOST_HASH_SET_HEADER <ext/hash_set>
# define BOOST_HASH_MAP_HEADER <ext/hash_map>
# else
# define BOOST_HASH_SET_HEADER <backward/hash_set>
# define BOOST_HASH_MAP_HEADER <backward/hash_map>
# endif
#endif
#ifndef __GXX_EXPERIMENTAL_CXX0X__
# define BOOST_NO_STD_UNORDERED
#endif
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