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122 lines
4.5 KiB
122 lines
4.5 KiB
3 years ago
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// Boost compiler configuration selection header file
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// (C) Copyright John Maddock 2001 - 2003.
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// (C) Copyright Jens Maurer 2001 - 2002.
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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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// locate which std lib we are using and define BOOST_STDLIB_CONFIG as needed:
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// First, check if __has_include is available and <version> include can be located,
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// otherwise include <cstddef> to determine if some version of STLport is in use as the std lib
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// (do not rely on this header being included since users can short-circuit this header
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// if they know whose std lib they are using.)
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#if defined(__cplusplus) && defined(__has_include)
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# if __has_include(<version>)
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// It should be safe to include `<version>` when it is present without checking
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// the actual C++ language version as it consists solely of macro definitions.
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// [version.syn] p1: The header <version> supplies implementation-dependent
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// information about the C++ standard library (e.g., version number and release date).
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# include <version>
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# else
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# include <cstddef>
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# endif
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#elif defined(__cplusplus)
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# include <cstddef>
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#else
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# include <stddef.h>
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#endif
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#if defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)
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// STLPort library; this _must_ come first, otherwise since
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// STLport typically sits on top of some other library, we
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// can end up detecting that first rather than STLport:
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/stlport.hpp"
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#else
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// If our std lib was not some version of STLport, and has not otherwise
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// been detected, then include <utility> as it is about
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// the smallest of the std lib headers that includes real C++ stuff.
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// Some std libs do not include their C++-related macros in <cstddef>
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// so this additional include makes sure we get those definitions.
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// Note: do not rely on this header being included since users can short-circuit this
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// #include if they know whose std lib they are using.
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#if !defined(__LIBCOMO__) && !defined(__STD_RWCOMPILER_H__) && !defined(_RWSTD_VER)\
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&& !defined(_LIBCPP_VERSION) && !defined(__GLIBCPP__) && !defined(__GLIBCXX__)\
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&& !defined(__STL_CONFIG_H) && !defined(__MSL_CPP__) && !defined(__IBMCPP__)\
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&& !defined(MSIPL_COMPILE_H) && !defined(_YVALS) && !defined(_CPPLIB_VER)
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#include <utility>
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#endif
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#if defined(__LIBCOMO__)
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// Comeau STL:
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#define BOOST_STDLIB_CONFIG "boost/config/stdlib/libcomo.hpp"
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#elif defined(__STD_RWCOMPILER_H__) || defined(_RWSTD_VER)
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// Rogue Wave library:
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/roguewave.hpp"
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#elif defined(_LIBCPP_VERSION)
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// libc++
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/libcpp.hpp"
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#elif defined(__GLIBCPP__) || defined(__GLIBCXX__)
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// GNU libstdc++ 3
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/libstdcpp3.hpp"
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#elif defined(__STL_CONFIG_H)
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// generic SGI STL
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/sgi.hpp"
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#elif defined(__MSL_CPP__)
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// MSL standard lib:
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/msl.hpp"
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#elif defined(__IBMCPP__) && defined(__COMPILER_VER__) && defined(__MVS__)
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// IBM z/OS XL C/C++
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/xlcpp_zos.hpp"
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#elif defined(__IBMCPP__)
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// take the default VACPP std lib
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/vacpp.hpp"
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#elif defined(MSIPL_COMPILE_H)
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// Modena C++ standard library
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/modena.hpp"
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#elif (defined(_YVALS) && !defined(__IBMCPP__)) || defined(_CPPLIB_VER)
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// Dinkumware Library (this has to appear after any possible replacement libraries):
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# define BOOST_STDLIB_CONFIG "boost/config/stdlib/dinkumware.hpp"
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#elif defined (BOOST_ASSERT_CONFIG)
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// this must come last - generate an error if we don't
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// recognise the library:
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# error "Unknown standard library - please configure and report the results to boost.org"
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#endif
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#endif
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#if 0
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//
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// This section allows dependency scanners to find all the files we *might* include:
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//
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# include "boost/config/stdlib/stlport.hpp"
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# include "boost/config/stdlib/libcomo.hpp"
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# include "boost/config/stdlib/roguewave.hpp"
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# include "boost/config/stdlib/libcpp.hpp"
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# include "boost/config/stdlib/libstdcpp3.hpp"
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# include "boost/config/stdlib/sgi.hpp"
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# include "boost/config/stdlib/msl.hpp"
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# include "boost/config/stdlib/xlcpp_zos.hpp"
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# include "boost/config/stdlib/vacpp.hpp"
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# include "boost/config/stdlib/modena.hpp"
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# include "boost/config/stdlib/dinkumware.hpp"
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#endif
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