/usr/include/boost/proto/transform/detail/expand_pack.hpp is in libboost1.55-dev 1.55.0+dfsg-3.
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 | #if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
#include <boost/proto/transform/detail/preprocessed/expand_pack.hpp>
#elif !defined(BOOST_PP_IS_ITERATING)
#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
#pragma wave option(preserve: 2, line: 0, output: "preprocessed/expand_pack.hpp")
#endif
///////////////////////////////////////////////////////////////////////////////
/// \file expand_pack.hpp
/// Contains helpers for pseudo-pack expansion.
//
// Copyright 2012 Eric Niebler. 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)
#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
#pragma wave option(preserve: 1)
#endif
#define BOOST_PP_ITERATION_PARAMS_1 \
(3, (0, BOOST_PROTO_MAX_ARITY, <boost/proto/transform/detail/expand_pack.hpp>))
#include BOOST_PP_ITERATE()
#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
#pragma wave option(output: null)
#endif
#else
#define N BOOST_PP_ITERATION()
#define M0(Z, X, DATA) typename expand_pattern_helper<Tfx, BOOST_PP_CAT(A, X)>::type
#define M1(Z, X, DATA) expand_pattern_helper<Tfx, BOOST_PP_CAT(A, X)>::applied::value ||
template<typename Tfx, typename Ret BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)>
struct expand_pattern_helper<Tfx, Ret(BOOST_PP_ENUM_PARAMS(N, A))>
{
typedef Ret (*type)(BOOST_PP_ENUM(N, M0, ~));
typedef mpl::bool_<BOOST_PP_REPEAT(N, M1, ~) false> applied;
};
#undef M1
#undef M0
#undef N
#endif
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