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