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1 #ifndef BOOST_BIND_PLACEHOLDERS_HPP_INCLUDED |
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2 #define BOOST_BIND_PLACEHOLDERS_HPP_INCLUDED |
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3 |
2 #if !defined(BOOST_PP_IS_ITERATING) |
4 // MS compatible compilers support #pragma once |
3 |
5 |
4 ///// header body |
6 #if defined(_MSC_VER) && (_MSC_VER >= 1020) |
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7 # pragma once |
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8 #endif |
5 |
9 |
6 #ifndef BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED |
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7 #define BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED |
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8 |
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9 // Copyright Aleksey Gurtovoy 2001-2004 |
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10 // Copyright Peter Dimov 2001-2003 |
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11 // |
10 // |
12 // Distributed under the Boost Software License, Version 1.0. |
11 // bind/placeholders.hpp - _N definitions |
13 // (See accompanying file LICENSE_1_0.txt or copy at |
12 // |
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13 // Copyright (c) 2002 Peter Dimov and Multi Media Ltd. |
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14 // |
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15 // Distributed under the Boost Software License, Version 1.0. (See |
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16 // accompanying file LICENSE_1_0.txt or copy at |
14 // http://www.boost.org/LICENSE_1_0.txt) |
17 // http://www.boost.org/LICENSE_1_0.txt) |
15 // |
18 // |
16 // See http://www.boost.org/libs/mpl for documentation. |
19 // See http://www.boost.org/libs/bind/bind.html for documentation. |
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20 // |
17 |
21 |
18 // $Source: /cvsroot/boost/boost/boost/mpl/placeholders.hpp,v $ |
22 #include <boost/bind/arg.hpp> |
19 // $Date: 2004/09/16 14:08:46 $ |
23 #include <boost/config.hpp> |
20 // $Revision: 1.4 $ |
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21 |
24 |
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25 namespace |
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26 { |
22 |
27 |
23 #if !defined(BOOST_MPL_PREPROCESSING_MODE) |
28 #if defined(__BORLANDC__) || defined(__GNUC__) |
24 # include <boost/mpl/arg.hpp> |
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25 # include <boost/mpl/aux_/adl_barrier.hpp> |
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26 |
29 |
27 # if !defined(BOOST_MPL_CFG_NO_ADL_BARRIER_NAMESPACE) |
30 static inline boost::arg<1> _1() { return boost::arg<1>(); } |
28 # define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) \ |
31 static inline boost::arg<2> _2() { return boost::arg<2>(); } |
29 using ::BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::type; \ |
32 static inline boost::arg<3> _3() { return boost::arg<3>(); } |
30 /**/ |
33 static inline boost::arg<4> _4() { return boost::arg<4>(); } |
31 # else |
34 static inline boost::arg<5> _5() { return boost::arg<5>(); } |
32 # define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) /**/ |
35 static inline boost::arg<6> _6() { return boost::arg<6>(); } |
33 # endif |
36 static inline boost::arg<7> _7() { return boost::arg<7>(); } |
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37 static inline boost::arg<8> _8() { return boost::arg<8>(); } |
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38 static inline boost::arg<9> _9() { return boost::arg<9>(); } |
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39 |
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40 #elif defined(BOOST_MSVC) || (defined(__DECCXX_VER) && __DECCXX_VER <= 60590031) || defined(__MWERKS__) |
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41 |
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42 static boost::arg<1> _1; |
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43 static boost::arg<2> _2; |
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44 static boost::arg<3> _3; |
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45 static boost::arg<4> _4; |
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46 static boost::arg<5> _5; |
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47 static boost::arg<6> _6; |
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48 static boost::arg<7> _7; |
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49 static boost::arg<8> _8; |
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50 static boost::arg<9> _9; |
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51 |
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52 #else |
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53 |
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54 boost::arg<1> _1; |
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55 boost::arg<2> _2; |
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56 boost::arg<3> _3; |
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57 boost::arg<4> _4; |
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58 boost::arg<5> _5; |
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59 boost::arg<6> _6; |
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60 boost::arg<7> _7; |
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61 boost::arg<8> _8; |
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62 boost::arg<9> _9; |
34 |
63 |
35 #endif |
64 #endif |
36 |
65 |
37 #include <boost/mpl/aux_/config/use_preprocessed.hpp> |
66 } // unnamed namespace |
38 |
67 |
39 #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \ |
68 #endif // #ifndef BOOST_BIND_PLACEHOLDERS_HPP_INCLUDED |
40 && !defined(BOOST_MPL_PREPROCESSING_MODE) |
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41 |
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42 # define BOOST_MPL_PREPROCESSED_HEADER placeholders.hpp |
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43 # include <boost/mpl/aux_/include_preprocessed.hpp> |
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44 |
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45 #else |
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46 |
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47 # include <boost/mpl/aux_/nttp_decl.hpp> |
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48 # include <boost/mpl/limits/arity.hpp> |
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49 # include <boost/preprocessor/iterate.hpp> |
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50 # include <boost/preprocessor/cat.hpp> |
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51 |
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52 // watch out for GNU gettext users, who #define _(x) |
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53 #if !defined(_) || defined(BOOST_MPL_CFG_NO_UNNAMED_PLACEHOLDER_SUPPORT) |
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54 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN |
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55 typedef arg<-1> _; |
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56 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE |
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57 |
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58 namespace boost { namespace mpl { |
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59 |
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60 BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_) |
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61 |
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62 namespace placeholders { |
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63 using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_; |
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64 } |
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65 |
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66 }} |
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67 #endif |
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68 |
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69 /// agurt, 17/mar/02: one more placeholder for the last 'apply#' |
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70 /// specialization |
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71 #define BOOST_PP_ITERATION_PARAMS_1 \ |
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72 (3,(1, BOOST_MPL_LIMIT_METAFUNCTION_ARITY + 1, <boost/mpl/placeholders.hpp>)) |
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73 #include BOOST_PP_ITERATE() |
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74 |
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75 #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS |
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76 #endif // BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED |
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77 |
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78 ///// iteration |
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79 |
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80 #else |
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81 #define i_ BOOST_PP_FRAME_ITERATION(1) |
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82 |
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83 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN |
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84 |
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85 typedef arg<i_> BOOST_PP_CAT(_,i_); |
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86 |
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87 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE |
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88 |
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89 namespace boost { namespace mpl { |
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90 |
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91 BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(BOOST_PP_CAT(_,i_)) |
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92 |
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93 namespace placeholders { |
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94 using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::BOOST_PP_CAT(_,i_); |
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95 } |
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96 |
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97 }} |
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98 |
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99 #undef i_ |
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100 #endif // BOOST_PP_IS_ITERATING |
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