/usr/include/boost/python/detail/defaults_def.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 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 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 | ///////////////////////////////////////////////////////////////////////////////
//
// Copyright David Abrahams 2002, Joel de Guzman, 2002.
// 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(BOOST_PP_IS_ITERATING)
#ifndef DEFAULTS_DEF_JDG20020811_HPP
#define DEFAULTS_DEF_JDG20020811_HPP
#include <boost/python/detail/defaults_gen.hpp>
#include <boost/type_traits.hpp>
#include <boost/mpl/front.hpp>
#include <boost/mpl/size.hpp>
#include <boost/static_assert.hpp>
#include <boost/preprocessor/iterate.hpp>
#include <boost/python/class_fwd.hpp>
#include <boost/python/scope.hpp>
#include <boost/preprocessor/debug/line.hpp>
#include <boost/python/detail/scope.hpp>
#include <boost/python/detail/make_keyword_range_fn.hpp>
#include <boost/python/object/add_to_namespace.hpp>
///////////////////////////////////////////////////////////////////////////////
namespace boost { namespace python {
struct module;
namespace objects
{
struct class_base;
}
namespace detail
{
// Called as::
//
// name_space_def(ns, "func", func, kw, policies, docstring, &ns)
//
// Dispatch to properly add f to namespace ns.
//
// @group define_stub_function helpers {
template <class Func, class CallPolicies, class NameSpaceT>
static void name_space_def(
NameSpaceT& name_space
, char const* name
, Func f
, keyword_range const& kw
, CallPolicies const& policies
, char const* doc
, objects::class_base*
)
{
typedef typename NameSpaceT::wrapped_type wrapped_type;
objects::add_to_namespace(
name_space, name,
detail::make_keyword_range_function(
f, policies, kw, get_signature(f, (wrapped_type*)0))
, doc
);
}
template <class Func, class CallPolicies>
static void name_space_def(
object& name_space
, char const* name
, Func f
, keyword_range const& kw
, CallPolicies const& policies
, char const* doc
, ...
)
{
scope within(name_space);
detail::scope_setattr_doc(
name
, detail::make_keyword_range_function(f, policies, kw)
, doc);
}
// For backward compatibility -- is this obsolete?
template <class Func, class CallPolicies, class NameSpaceT>
static void name_space_def(
NameSpaceT& name_space
, char const* name
, Func f
, keyword_range const& kw // ignored
, CallPolicies const& policies
, char const* doc
, module*
)
{
name_space.def(name, f, policies, doc);
}
// }
// Expansions of ::
//
// template <typename OverloadsT, typename NameSpaceT>
// inline void
// define_stub_function(
// char const* name, OverloadsT s, NameSpaceT& name_space, mpl::int_<N>)
// {
// name_space.def(name, &OverloadsT::func_N);
// }
//
// where N runs from 0 to BOOST_PYTHON_MAX_ARITY.
//
// The set of overloaded functions (define_stub_function) expects:
//
// 1. char const* name: function name that will be visible to python
// 2. OverloadsT: a function overloads struct (see defaults_gen.hpp)
// 3. NameSpaceT& name_space: a python::class_ or python::module instance
// 4. int_t<N>: the Nth overloaded function (OverloadsT::func_N)
// (see defaults_gen.hpp)
// 5. char const* name: doc string
//
// @group define_stub_function<N> {
template <int N>
struct define_stub_function {};
#define BOOST_PP_ITERATION_PARAMS_1 \
(3, (0, BOOST_PYTHON_MAX_ARITY, <boost/python/detail/defaults_def.hpp>))
#include BOOST_PP_ITERATE()
// }
// This helper template struct does the actual recursive
// definition. There's a generic version
// define_with_defaults_helper<N> and a terminal case
// define_with_defaults_helper<0>. The struct and its
// specialization has a sole static member function def that
// expects:
//
// 1. char const* name: function name that will be
// visible to python
//
// 2. OverloadsT: a function overloads struct
// (see defaults_gen.hpp)
//
// 3. NameSpaceT& name_space: a python::class_ or
// python::module instance
//
// 4. char const* name: doc string
//
// The def static member function calls a corresponding
// define_stub_function<N>. The general case recursively calls
// define_with_defaults_helper<N-1>::def until it reaches the
// terminal case case define_with_defaults_helper<0>.
template <int N>
struct define_with_defaults_helper {
template <class StubsT, class CallPolicies, class NameSpaceT>
static void
def(
char const* name,
StubsT stubs,
keyword_range kw,
CallPolicies const& policies,
NameSpaceT& name_space,
char const* doc)
{
// define the NTH stub function of stubs
define_stub_function<N>::define(name, stubs, kw, policies, name_space, doc);
if (kw.second > kw.first)
--kw.second;
// call the next define_with_defaults_helper
define_with_defaults_helper<N-1>::def(name, stubs, kw, policies, name_space, doc);
}
};
template <>
struct define_with_defaults_helper<0> {
template <class StubsT, class CallPolicies, class NameSpaceT>
static void
def(
char const* name,
StubsT stubs,
keyword_range const& kw,
CallPolicies const& policies,
NameSpaceT& name_space,
char const* doc)
{
// define the Oth stub function of stubs
define_stub_function<0>::define(name, stubs, kw, policies, name_space, doc);
// return
}
};
// define_with_defaults
//
// 1. char const* name: function name that will be
// visible to python
//
// 2. OverloadsT: a function overloads struct
// (see defaults_gen.hpp)
//
// 3. CallPolicies& policies: Call policies
// 4. NameSpaceT& name_space: a python::class_ or
// python::module instance
//
// 5. SigT sig: Function signature typelist
// (see defaults_gen.hpp)
//
// 6. char const* name: doc string
//
// This is the main entry point. This function recursively
// defines all stub functions of StubT (see defaults_gen.hpp) in
// NameSpaceT name_space which can be either a python::class_ or
// a python::module. The sig argument is a typelist that
// specifies the return type, the class (for member functions,
// and the arguments. Here are some SigT examples:
//
// int foo(int) mpl::vector<int, int>
// void bar(int, int) mpl::vector<void, int, int>
// void C::foo(int) mpl::vector<void, C, int>
//
template <class OverloadsT, class NameSpaceT, class SigT>
inline void
define_with_defaults(
char const* name,
OverloadsT const& overloads,
NameSpaceT& name_space,
SigT const&)
{
typedef typename mpl::front<SigT>::type return_type;
typedef typename OverloadsT::void_return_type void_return_type;
typedef typename OverloadsT::non_void_return_type non_void_return_type;
typedef typename mpl::if_c<
boost::is_same<void, return_type>::value
, void_return_type
, non_void_return_type
>::type stubs_type;
BOOST_STATIC_ASSERT(
(stubs_type::max_args) <= mpl::size<SigT>::value);
typedef typename stubs_type::template gen<SigT> gen_type;
define_with_defaults_helper<stubs_type::n_funcs-1>::def(
name
, gen_type()
, overloads.keywords()
, overloads.call_policies()
, name_space
, overloads.doc_string());
}
} // namespace detail
}} // namespace boost::python
#endif // DEFAULTS_DEF_JDG20020811_HPP
#else // defined(BOOST_PP_IS_ITERATING)
// PP vertical iteration code
template <>
struct define_stub_function<BOOST_PP_ITERATION()> {
template <class StubsT, class CallPolicies, class NameSpaceT>
static void define(
char const* name
, StubsT const&
, keyword_range const& kw
, CallPolicies const& policies
, NameSpaceT& name_space
, char const* doc)
{
detail::name_space_def(
name_space
, name
, &StubsT::BOOST_PP_CAT(func_, BOOST_PP_ITERATION())
, kw
, policies
, doc
, &name_space);
}
};
#endif // !defined(BOOST_PP_IS_ITERATING)
|