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// (C) Copyright John Maddock 2001.
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// (C) Copyright Jens Maurer 2001.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org for most recent version.
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// config for libstdc++ v3
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// not much to go in here:
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#ifdef __GLIBCXX__
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#define BOOST_STDLIB "GNU libstdc++ version " BOOST_STRINGIZE(__GLIBCXX__)
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#else
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#define BOOST_STDLIB "GNU libstdc++ version " BOOST_STRINGIZE(__GLIBCPP__)
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#endif
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#if !defined(_GLIBCPP_USE_WCHAR_T) && !defined(_GLIBCXX_USE_WCHAR_T)
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# define BOOST_NO_CWCHAR
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# define BOOST_NO_CWCTYPE
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# define BOOST_NO_STD_WSTRING
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# define BOOST_NO_STD_WSTREAMBUF
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#endif
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#if defined(__osf__) && !defined(_REENTRANT) \
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&& ( defined(_GLIBCXX_HAVE_GTHR_DEFAULT) || defined(_GLIBCPP_HAVE_GTHR_DEFAULT) )
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// GCC 3 on Tru64 forces the definition of _REENTRANT when any std lib header
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// file is included, therefore for consistency we define it here as well.
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# define _REENTRANT
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#endif
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#ifdef __GLIBCXX__ // gcc 3.4 and greater:
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# if defined(_GLIBCXX_HAVE_GTHR_DEFAULT) \
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|| defined(_GLIBCXX__PTHREADS)
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//
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// If the std lib has thread support turned on, then turn it on in Boost
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// as well. We do this because some gcc-3.4 std lib headers define _REENTANT
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// while others do not...
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//
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# define BOOST_HAS_THREADS
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# else
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# define BOOST_DISABLE_THREADS
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# endif
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#elif defined(__GLIBCPP__) \
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&& !defined(_GLIBCPP_HAVE_GTHR_DEFAULT) \
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&& !defined(_GLIBCPP__PTHREADS)
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// disable thread support if the std lib was built single threaded:
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# define BOOST_DISABLE_THREADS
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#endif
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#if (defined(linux) || defined(__linux) || defined(__linux__)) && defined(__arm__) && defined(_GLIBCPP_HAVE_GTHR_DEFAULT)
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// linux on arm apparently doesn't define _REENTRANT
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// so just turn on threading support whenever the std lib is thread safe:
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# define BOOST_HAS_THREADS
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#endif
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#if !defined(_GLIBCPP_USE_LONG_LONG) \
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&& !defined(_GLIBCXX_USE_LONG_LONG)\
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&& defined(BOOST_HAS_LONG_LONG)
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// May have been set by compiler/*.hpp, but "long long" without library
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// support is useless.
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# undef BOOST_HAS_LONG_LONG
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#endif
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#if defined(__GLIBCXX__) || (defined(__GLIBCPP__) && __GLIBCPP__>=20020514) // GCC >= 3.1.0
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# define BOOST_STD_EXTENSION_NAMESPACE __gnu_cxx
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# define BOOST_HAS_SLIST
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# define BOOST_HAS_HASH
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# define BOOST_SLIST_HEADER <ext/slist>
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# define BOOST_HASH_SET_HEADER <ext/hash_set>
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# define BOOST_HASH_MAP_HEADER <ext/hash_map>
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#endif
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