source: NonGTP/Boost/boost/preprocessor/seq/for_each.hpp @ 857

Revision 857, 3.1 KB checked in by igarcia, 19 years ago (diff)
Line 
1# /* **************************************************************************
2#  *                                                                          *
3#  *     (C) Copyright Paul Mensonides 2002.
4#  *     Distributed under the Boost Software License, Version 1.0. (See
5#  *     accompanying file LICENSE_1_0.txt or copy at
6#  *     http://www.boost.org/LICENSE_1_0.txt)
7#  *                                                                          *
8#  ************************************************************************** */
9#
10# /* See http://www.boost.org for most recent version. */
11#
12# ifndef BOOST_PREPROCESSOR_SEQ_FOR_EACH_HPP
13# define BOOST_PREPROCESSOR_SEQ_FOR_EACH_HPP
14#
15# include <boost/preprocessor/arithmetic/dec.hpp>
16# include <boost/preprocessor/config/config.hpp>
17# include <boost/preprocessor/repetition/for.hpp>
18# include <boost/preprocessor/seq/seq.hpp>
19# include <boost/preprocessor/seq/size.hpp>
20# include <boost/preprocessor/tuple/elem.hpp>
21# include <boost/preprocessor/tuple/rem.hpp>
22#
23# /* BOOST_PP_SEQ_FOR_EACH */
24#
25# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
26#    define BOOST_PP_SEQ_FOR_EACH(macro, data, seq) BOOST_PP_FOR((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
27# else
28#    define BOOST_PP_SEQ_FOR_EACH(macro, data, seq) BOOST_PP_SEQ_FOR_EACH_D(macro, data, seq)
29#    define BOOST_PP_SEQ_FOR_EACH_D(macro, data, seq) BOOST_PP_FOR((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
30# endif
31#
32# define BOOST_PP_SEQ_FOR_EACH_P(r, x) BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(BOOST_PP_TUPLE_ELEM(3, 2, x)))
33#
34# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
35#    define BOOST_PP_SEQ_FOR_EACH_O(r, x) BOOST_PP_SEQ_FOR_EACH_O_I x
36# else
37#    define BOOST_PP_SEQ_FOR_EACH_O(r, x) BOOST_PP_SEQ_FOR_EACH_O_I(BOOST_PP_TUPLE_ELEM(3, 0, x), BOOST_PP_TUPLE_ELEM(3, 1, x), BOOST_PP_TUPLE_ELEM(3, 2, x))
38# endif
39#
40# define BOOST_PP_SEQ_FOR_EACH_O_I(macro, data, seq) (macro, data, BOOST_PP_SEQ_TAIL(seq))
41#
42# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
43#    define BOOST_PP_SEQ_FOR_EACH_M(r, x) BOOST_PP_SEQ_FOR_EACH_M_IM(r, BOOST_PP_TUPLE_REM_3 x)
44#    define BOOST_PP_SEQ_FOR_EACH_M_IM(r, im) BOOST_PP_SEQ_FOR_EACH_M_I(r, im)
45# else
46#    define BOOST_PP_SEQ_FOR_EACH_M(r, x) BOOST_PP_SEQ_FOR_EACH_M_I(r, BOOST_PP_TUPLE_ELEM(3, 0, x), BOOST_PP_TUPLE_ELEM(3, 1, x), BOOST_PP_TUPLE_ELEM(3, 2, x))
47# endif
48#
49# define BOOST_PP_SEQ_FOR_EACH_M_I(r, macro, data, seq) macro(r, data, BOOST_PP_SEQ_HEAD(seq))
50#
51# /* BOOST_PP_SEQ_FOR_EACH_R */
52#
53# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
54#    define BOOST_PP_SEQ_FOR_EACH_R(r, macro, data, seq) BOOST_PP_FOR_ ## r((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
55# else
56#    define BOOST_PP_SEQ_FOR_EACH_R(r, macro, data, seq) BOOST_PP_SEQ_FOR_EACH_R_I(r, macro, data, seq)
57#    define BOOST_PP_SEQ_FOR_EACH_R_I(r, macro, data, seq) BOOST_PP_FOR_ ## r((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
58# endif
59#
60# endif
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