| 1 | // Boost.Units - A C++ library for zero-overhead dimensional analysis and |
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| 2 | // unit/quantity manipulation and conversion |
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| 3 | // |
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| 4 | // Copyright (C) 2003-2008 Matthias Christian Schabel |
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| 5 | // Copyright (C) 2008 Steven Watanabe |
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| 6 | // |
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| 7 | // Distributed under the Boost Software License, Version 1.0. (See |
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| 8 | // accompanying file LICENSE_1_0.txt or copy at |
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| 9 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 10 | |
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| 11 | #ifndef BOOST_UNITS_CONFIG_HPP |
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| 12 | #define BOOST_UNITS_CONFIG_HPP |
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| 13 | |
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| 14 | #include <boost/config.hpp> |
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| 15 | #include <boost/version.hpp> |
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| 16 | |
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| 17 | #ifndef BOOST_UNITS_HAS_BOOST_TYPEOF |
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| 18 | #if (BOOST_VERSION >= 103400) |
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| 19 | ///INTERNAL ONLY |
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| 20 | #define BOOST_UNITS_HAS_BOOST_TYPEOF 1 |
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| 21 | #else |
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| 22 | ///INTERNAL ONLY |
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| 23 | #define BOOST_UNITS_HAS_BOOST_TYPEOF 0 |
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| 24 | #endif |
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| 25 | #endif |
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| 26 | |
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| 27 | #if (BOOST_UNITS_HAS_BOOST_TYPEOF) |
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| 28 | #include <boost/typeof/typeof.hpp> |
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| 29 | ///INTERNAL ONLY |
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| 30 | #define BOOST_UNITS_HAS_TYPEOF 1 |
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| 31 | #else |
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| 32 | #if (__GNUC__ && __cplusplus) |
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| 33 | ///INTERNAL ONLY |
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| 34 | #define BOOST_UNITS_HAS_TYPEOF 1 |
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| 35 | ///INTERNAL ONLY |
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| 36 | #define BOOST_UNITS_HAS_GNU_TYPEOF 1 |
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| 37 | #elif defined(__MWERKS__) |
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| 38 | ///INTERNAL ONLY |
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| 39 | #define BOOST_UNITS_HAS_TYPEOF 1 |
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| 40 | ///INTERNAL ONLY |
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| 41 | #define BOOST_UNITS_HAS_MWERKS_TYPEOF 1 |
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| 42 | #else |
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| 43 | ///INTERNAL ONLY |
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| 44 | #define BOOST_UNITS_HAS_TYPEOF 0 |
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| 45 | #endif |
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| 46 | #endif |
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| 47 | |
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| 48 | // uncomment this to test without typeof support at all |
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| 49 | //#undef BOOST_UNITS_HAS_TYPEOF |
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| 50 | //#define BOOST_UNITS_HAS_TYPEOF 0 |
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| 51 | |
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| 52 | #ifndef BOOST_UNITS_NO_COMPILER_CHECK |
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| 53 | |
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| 54 | #ifdef BOOST_NO_MEMBER_TEMPLATES |
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| 55 | #error Boost.Units requires member template |
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| 56 | #endif |
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| 57 | |
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| 58 | #ifdef BOOST_NO_MEMBER_TEMPLATE_KEYWORD |
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| 59 | #error Boost.Units requires member template keyword |
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| 60 | #endif |
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| 61 | |
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| 62 | #ifdef BOOST_NO_INCLASS_MEMBER_INITIALIZATION |
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| 63 | #error Boost.Units requires in class member initialization |
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| 64 | #endif |
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| 65 | |
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| 66 | #ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING |
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| 67 | #error Boost.Units requires function template partial ordering |
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| 68 | #endif |
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| 69 | |
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| 70 | |
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| 71 | #endif |
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| 72 | |
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| 73 | #ifdef BOOST_UNITS_REQUIRE_LAYOUT_COMPATIBILITY |
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| 74 | ///INTERNAL ONLY |
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| 75 | #define BOOST_UNITS_CHECK_LAYOUT_COMPATIBILITY(a, b) BOOST_STATIC_ASSERT((sizeof(a) == sizeof(b))) |
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| 76 | #else |
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| 77 | ///INTERNAL ONLY |
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| 78 | #define BOOST_UNITS_CHECK_LAYOUT_COMPATIBILITY(a, b) |
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| 79 | #endif |
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| 80 | |
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| 81 | #ifdef BOOST_UNITS_DOXYGEN |
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| 82 | |
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| 83 | /// If defined will trigger a static assertion if quantity<Unit, T> |
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| 84 | /// is not layout compatible with T |
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| 85 | #define BOOST_UNITS_REQUIRE_LAYOUT_COMPATIBILITY |
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| 86 | |
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| 87 | /// If defined will disable a preprocessor check that the |
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| 88 | /// compiler is able to handle the library. |
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| 89 | #define BOOST_UNITS_NO_COMPILER_CHECK |
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| 90 | |
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| 91 | /// Enable checking to verify that a homogeneous system |
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| 92 | /// is actually capable of representing all the dimensions |
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| 93 | /// that it is used with. Off by default. |
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| 94 | #define BOOST_UNITS_CHECK_HOMOGENEOUS_UNITS |
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| 95 | |
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| 96 | #endif |
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| 97 | |
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| 98 | #endif |
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| 99 | |
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