blob: a39964228a28f36c370af32fe0a66c27d10d63ee (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
// Copyright (C) 2009-2012 Lorenzo Caminiti
// Distributed under the Boost Software License, Version 1.0
// (see accompanying file LICENSE_1_0.txt or a copy at
// http://www.boost.org/LICENSE_1_0.txt)
// Home at http://www.boost.org/libs/local_function
#ifndef BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_TYPE_HPP_
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_TYPE_HPP_
#include <boost/local_function/detail/preprocessor/keyword/const_bind.hpp>
#include <boost/local_function/detail/preprocessor/keyword/this.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/preprocessor/control/iif.hpp>
#include <boost/preprocessor/facilities/empty.hpp>
#include <boost/preprocessor/facilities/expand.hpp>
#include <boost/preprocessor/tuple/eat.hpp>
#include <boost/preprocessor/tuple/rem.hpp>
#include <boost/preprocessor/detail/is_unary.hpp>
// PRIVATE //
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_WITH_TYPE_(sign) \
/* using PP_EXPAND here does not work on MSVC */ \
BOOST_PP_TUPLE_REM(1) \
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_CONST_BIND_REMOVE_FRONT(sign) \
BOOST_PP_EMPTY /* always trail EMPTY because bind type is optional */
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_WITHOUT_TYPE_( \
sign) \
/* using PP_EXPAND here does not work on MSVC */ \
BOOST_PP_TUPLE_EAT(1) \
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_CONST_BIND_REMOVE_FRONT(sign)
#define this_BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_REMOVE_THIS_ \
/* must expand to nothing */
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_THIS_TYPE_(sign) \
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_WITH_TYPE( \
/* can't use `THISUNDERSCIRE_REMOVE_BACK` because `sign` contains */ \
/* multiple tokens (and not just one token) so */ \
/* `IS_THISUNDERSCORE_BACK` does not work (but we know `sign` ends */ \
/* with this_ if we here so we can manually force the removal using */ \
BOOST_PP_CAT(sign, \
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_REMOVE_THIS_) \
) \
/* do not append PP_EMPTY because ANY_BIND_WITH_TYPE macro above */ \
/* already appends it */
// PUBLIC //
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_HAS_TYPE(sign) \
BOOST_PP_IS_UNARY( \
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_CONST_BIND_REMOVE_FRONT( \
sign))
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_WITH_TYPE(sign) \
BOOST_PP_IIF( \
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_HAS_TYPE( \
sign),\
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_WITH_TYPE_ \
, \
BOOST_PP_EMPTY \
BOOST_PP_TUPLE_EAT(1) \
)(sign)
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_WITHOUT_TYPE( \
sign) \
BOOST_PP_IIF( \
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_HAS_TYPE( \
sign),\
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_WITHOUT_TYPE_ \
, \
BOOST_LOCAL_FUNCTION_DETAIL_PP_KEYWORD_CONST_BIND_REMOVE_FRONT \
)(sign)
#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_THIS_TYPE(sign) \
BOOST_PP_IIF( \
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_HAS_TYPE( \
sign),\
BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_ANY_BIND_THIS_TYPE_ \
, \
BOOST_PP_EMPTY \
BOOST_PP_TUPLE_EAT(1) \
)(sign)
#endif // #include guard
|
