| 1 | #include <boost/foreach.hpp>
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| 2 | #include <boost/fusion/include/at_c.hpp>
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| 3 | #include <boost/fusion/include/std_pair.hpp>
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| 4 | #include <boost/preprocessor/seq/for_each_i.hpp>
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| 5 |
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| 6 | #define BOOST_FOREACH_ASSIGN_VAR(R, ROW, I, VAR) \
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| 7 | for (VAR = boost::fusion::at_c<I>(ROW); !BOOST_FOREACH_ID(_foreach_leave_outerloop); \
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| 8 | BOOST_FOREACH_ID(_foreach_leave_outerloop) = true)
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| 9 |
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| 10 | #define BOOST_FOREACH_FIELD(VARS, COL) \
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| 11 | BOOST_FOREACH_PREAMBLE() \
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| 12 | if (boost::foreach_detail_::auto_any_t BOOST_FOREACH_ID(_foreach_col) = BOOST_FOREACH_CONTAIN(COL)) {} else \
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| 13 | if (boost::foreach_detail_::auto_any_t BOOST_FOREACH_ID(_foreach_cur) = BOOST_FOREACH_BEGIN(COL)) {} else \
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| 14 | if (boost::foreach_detail_::auto_any_t BOOST_FOREACH_ID(_foreach_end) = BOOST_FOREACH_END(COL)) {} else \
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| 15 | for (bool BOOST_FOREACH_ID(_foreach_continue) = true, \
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| 16 | BOOST_FOREACH_ID(_foreach_leave_outerloop) = true; \
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| 17 | BOOST_FOREACH_ID(_foreach_continue) && !BOOST_FOREACH_DONE(COL); \
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| 18 | BOOST_FOREACH_ID(_foreach_continue) ? BOOST_FOREACH_NEXT(COL) : (void)0) \
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| 19 | if (boost::foreach_detail_::set_false(BOOST_FOREACH_ID(_foreach_continue))) {} else \
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| 20 | if (boost::foreach_detail_::set_false(BOOST_FOREACH_ID(_foreach_leave_outerloop))) {} else \
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| 21 | BOOST_PP_SEQ_FOR_EACH_I(BOOST_FOREACH_ASSIGN_VAR, BOOST_FOREACH_DEREF(COL), VARS) \
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| 22 | for (; !BOOST_FOREACH_ID(_foreach_continue); BOOST_FOREACH_ID(_foreach_continue) = true)
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| 23 |
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