/usr/include/libint2/boost/preprocessor/facilities/detail/is_empty.hpp is in libint2-dev 2.3.0~beta3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | # /* **************************************************************************
# * *
# * (C) Copyright Edward Diener 2014.
# * Distributed under the Boost Software License, Version 1.0. (See
# * accompanying file LICENSE_1_0.txt or copy at
# * http://www.boost.org/LICENSE_1_0.txt)
# * *
# ************************************************************************** */
#
# /* See http://www.boost.org for most recent version. */
#
#ifndef BOOST_PREPROCESSOR_DETAIL_IS_EMPTY_HPP
#define BOOST_PREPROCESSOR_DETAIL_IS_EMPTY_HPP
#include <boost/preprocessor/punctuation/is_begin_parens.hpp>
#if BOOST_PP_VARIADICS_MSVC
# pragma warning(once:4002)
#define BOOST_PP_DETAIL_IS_EMPTY_IIF_0(t, b) b
#define BOOST_PP_DETAIL_IS_EMPTY_IIF_1(t, b) t
#else
#define BOOST_PP_DETAIL_IS_EMPTY_IIF_0(t, ...) __VA_ARGS__
#define BOOST_PP_DETAIL_IS_EMPTY_IIF_1(t, ...) t
#endif
#if BOOST_PP_VARIADICS_MSVC && _MSC_VER <= 1400
#define BOOST_PP_DETAIL_IS_EMPTY_PROCESS(param) \
BOOST_PP_IS_BEGIN_PARENS \
( \
BOOST_PP_DETAIL_IS_EMPTY_NON_FUNCTION_C param () \
) \
/**/
#else
#define BOOST_PP_DETAIL_IS_EMPTY_PROCESS(...) \
BOOST_PP_IS_BEGIN_PARENS \
( \
BOOST_PP_DETAIL_IS_EMPTY_NON_FUNCTION_C __VA_ARGS__ () \
) \
/**/
#endif
#define BOOST_PP_DETAIL_IS_EMPTY_PRIMITIVE_CAT(a, b) a ## b
#define BOOST_PP_DETAIL_IS_EMPTY_IIF(bit) BOOST_PP_DETAIL_IS_EMPTY_PRIMITIVE_CAT(BOOST_PP_DETAIL_IS_EMPTY_IIF_,bit)
#define BOOST_PP_DETAIL_IS_EMPTY_NON_FUNCTION_C(...) ()
#endif /* BOOST_PREPROCESSOR_DETAIL_IS_EMPTY_HPP */
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