1
2#ifndef BOOST_MPL_AUX_PREPROCESSOR_DEF_PARAMS_TAIL_HPP_INCLUDED
3#define BOOST_MPL_AUX_PREPROCESSOR_DEF_PARAMS_TAIL_HPP_INCLUDED
4
5// Copyright Aleksey Gurtovoy 2000-2004
6//
7// Distributed under the Boost Software License, Version 1.0.
8// (See accompanying file LICENSE_1_0.txt or copy at
9// http://www.boost.org/LICENSE_1_0.txt)
10//
11// See http://www.boost.org/libs/mpl for documentation.
12
13// $Id$
14// $Date$
15// $Revision$
16
17#include <boost/mpl/limits/arity.hpp>
18#include <boost/mpl/aux_/config/dtp.hpp>
19#include <boost/mpl/aux_/config/preprocessor.hpp>
20
21#include <boost/preprocessor/comma_if.hpp>
22#include <boost/preprocessor/logical/and.hpp>
23#include <boost/preprocessor/identity.hpp>
24#include <boost/preprocessor/empty.hpp>
25
26// BOOST_MPL_PP_DEF_PARAMS_TAIL(1,T,value): , T1 = value, .., Tn = value
27// BOOST_MPL_PP_DEF_PARAMS_TAIL(2,T,value): , T2 = value, .., Tn = value
28// BOOST_MPL_PP_DEF_PARAMS_TAIL(n,T,value): <nothing>
29
30#if !defined(BOOST_MPL_CFG_NO_OWN_PP_PRIMITIVES)
31
32# include <boost/mpl/aux_/preprocessor/filter_params.hpp>
33# include <boost/mpl/aux_/preprocessor/sub.hpp>
34
35# define BOOST_MPL_PP_DEF_PARAMS_TAIL_IMPL(i, param, value_func) \
36 BOOST_MPL_PP_DEF_PARAMS_TAIL_DELAY_1( \
37 i \
38 , BOOST_MPL_PP_SUB(BOOST_MPL_LIMIT_METAFUNCTION_ARITY,i) \
39 , param \
40 , value_func \
41 ) \
42 /**/
43
44# define BOOST_MPL_PP_DEF_PARAMS_TAIL_DELAY_1(i, n, param, value_func) \
45 BOOST_MPL_PP_DEF_PARAMS_TAIL_DELAY_2(i,n,param,value_func) \
46 /**/
47
48# define BOOST_MPL_PP_DEF_PARAMS_TAIL_DELAY_2(i, n, param, value_func) \
49 BOOST_PP_COMMA_IF(BOOST_PP_AND(i,n)) \
50 BOOST_MPL_PP_DEF_PARAMS_TAIL_##i(n,param,value_func) \
51 /**/
52
53# define BOOST_MPL_PP_DEF_PARAMS_TAIL_0(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##1 v(),p##2 v(),p##3 v(),p##4 v(),p##5 v(),p##6 v(),p##7 v(),p##8 v(),p##9 v())
54# define BOOST_MPL_PP_DEF_PARAMS_TAIL_1(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##2 v(),p##3 v(),p##4 v(),p##5 v(),p##6 v(),p##7 v(),p##8 v(),p##9 v(),p1)
55# define BOOST_MPL_PP_DEF_PARAMS_TAIL_2(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##3 v(),p##4 v(),p##5 v(),p##6 v(),p##7 v(),p##8 v(),p##9 v(),p1,p2)
56# define BOOST_MPL_PP_DEF_PARAMS_TAIL_3(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##4 v(),p##5 v(),p##6 v(),p##7 v(),p##8 v(),p##9 v(),p1,p2,p3)
57# define BOOST_MPL_PP_DEF_PARAMS_TAIL_4(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##5 v(),p##6 v(),p##7 v(),p##8 v(),p##9 v(),p1,p2,p3,p4)
58# define BOOST_MPL_PP_DEF_PARAMS_TAIL_5(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##6 v(),p##7 v(),p##8 v(),p##9 v(),p1,p2,p3,p4,p5)
59# define BOOST_MPL_PP_DEF_PARAMS_TAIL_6(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##7 v(),p##8 v(),p##9 v(),p1,p2,p3,p4,p5,p6)
60# define BOOST_MPL_PP_DEF_PARAMS_TAIL_7(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##8 v(),p##9 v(),p1,p2,p3,p4,p5,p6,p7)
61# define BOOST_MPL_PP_DEF_PARAMS_TAIL_8(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p##9 v(),p1,p2,p3,p4,p5,p6,p7,p8)
62# define BOOST_MPL_PP_DEF_PARAMS_TAIL_9(i,p,v) BOOST_MPL_PP_FILTER_PARAMS_##i(p1,p2,p3,p4,p5,p6,p7,p8,p9)
63
64#else
65
66# include <boost/preprocessor/arithmetic/add.hpp>
67# include <boost/preprocessor/arithmetic/sub.hpp>
68# include <boost/preprocessor/inc.hpp>
69# include <boost/preprocessor/tuple/elem.hpp>
70# include <boost/preprocessor/repeat.hpp>
71# include <boost/preprocessor/cat.hpp>
72
73# define BOOST_MPL_PP_AUX_TAIL_PARAM_FUNC(unused, i, op) \
74 , BOOST_PP_CAT( \
75 BOOST_PP_TUPLE_ELEM(3, 1, op) \
76 , BOOST_PP_ADD_D(1, i, BOOST_PP_INC(BOOST_PP_TUPLE_ELEM(3, 0, op))) \
77 ) BOOST_PP_TUPLE_ELEM(3, 2, op)() \
78 /**/
79
80# define BOOST_MPL_PP_DEF_PARAMS_TAIL_IMPL(i, param, value_func) \
81 BOOST_PP_REPEAT( \
82 BOOST_PP_SUB_D(1, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, i) \
83 , BOOST_MPL_PP_AUX_TAIL_PARAM_FUNC \
84 , (i, param, value_func) \
85 ) \
86 /**/
87
88
89#endif // BOOST_MPL_CFG_NO_OWN_PP_PRIMITIVES
90
91#define BOOST_MPL_PP_DEF_PARAMS_TAIL(i, param, value) \
92 BOOST_MPL_PP_DEF_PARAMS_TAIL_IMPL(i, param, BOOST_PP_IDENTITY(=value)) \
93 /**/
94
95#if !defined(BOOST_MPL_CFG_NO_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES)
96# define BOOST_MPL_PP_NESTED_DEF_PARAMS_TAIL(i, param, value) \
97 BOOST_MPL_PP_DEF_PARAMS_TAIL_IMPL(i, param, BOOST_PP_IDENTITY(=value)) \
98 /**/
99#else
100# define BOOST_MPL_PP_NESTED_DEF_PARAMS_TAIL(i, param, value) \
101 BOOST_MPL_PP_DEF_PARAMS_TAIL_IMPL(i, param, BOOST_PP_EMPTY) \
102 /**/
103#endif
104
105#endif // BOOST_MPL_AUX_PREPROCESSOR_DEF_PARAMS_TAIL_HPP_INCLUDED
106

source code of include/boost/mpl/aux_/preprocessor/def_params_tail.hpp