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Copy pathmodule_init.hpp
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327 lines (294 loc) · 10.9 KB
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// Copyright David Abrahams 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)
#ifndef MODULE_INIT_DWA20020722_HPP
# define MODULE_INIT_DWA20020722_HPP
# include <boost/python/detail/prefix.hpp>
# include <boost/preprocessor/cat.hpp>
# include <boost/preprocessor/stringize.hpp>
# if PY_VERSION_HEX >= 0x03050000
# include <boost/static_assert.hpp>
# include <boost/type_traits/is_pod.hpp>
# endif
# ifndef BOOST_PYTHON_MODULE_INIT
namespace boost { namespace python {
# ifdef HAS_CXX11
// Use to activate the Py_MOD_GIL_NOT_USED flag.
class mod_gil_not_used {
public:
explicit mod_gil_not_used(bool flag = true) : flag_(flag) {}
bool flag() const { return flag_; }
private:
bool flag_;
};
namespace detail {
inline bool gil_not_used_option() { return false; }
template <typename F, typename... O>
bool gil_not_used_option(F &&, O &&...o);
template <typename... O>
inline bool gil_not_used_option(mod_gil_not_used f, O &&...o) {
return f.flag() || gil_not_used_option(o...);
}
template <typename F, typename... O>
inline bool gil_not_used_option(F &&, O &&...o) {
return gil_not_used_option(o...);
}
}
# endif // HAS_CXX11
namespace detail {
# if PY_VERSION_HEX >= 0x03000000
BOOST_PYTHON_DECL PyObject* init_module(PyModuleDef&, void(*)(), bool gil_not_used = false);
# if PY_VERSION_HEX >= 0x03050000
BOOST_PYTHON_DECL int exec_module(PyObject*, void(*)());
BOOST_PYTHON_DECL int exec_module_with_state(PyObject*, void(*)(void*));
# endif // PY_VERSION_HEX >= 0x03050000
# else // PY_VERSION_HEX >= 0x03000000
BOOST_PYTHON_DECL PyObject* init_module(char const* name, void(*)());
# endif // PY_VERSION_HEX >= 0x03000000
}}}
# if PY_VERSION_HEX >= 0x03000000
# ifdef HAS_CXX11
# define _BOOST_PYTHON_MODULE_INIT(name, ...) \
PyObject* BOOST_PP_CAT(PyInit_, name)() \
{ \
static PyModuleDef_Base initial_m_base = { \
PyObject_HEAD_INIT(NULL) \
0, /* m_init */ \
0, /* m_index */ \
0 /* m_copy */ }; \
static PyMethodDef initial_methods[] = { { 0, 0, 0, 0 } }; \
\
static struct PyModuleDef moduledef = { \
initial_m_base, \
BOOST_PP_STRINGIZE(name), \
0, /* m_doc */ \
-1, /* m_size */ \
initial_methods, \
0, /* m_reload */ \
0, /* m_traverse */ \
0, /* m_clear */ \
0, /* m_free */ \
}; \
\
return boost::python::detail::init_module( \
moduledef, BOOST_PP_CAT(init_module_, name), \
boost::python::detail::gil_not_used_option(__VA_ARGS__) ); \
} \
void BOOST_PP_CAT(init_module_, name)()
# else // !HAS_CXX11
# define _BOOST_PYTHON_MODULE_INIT(name) \
PyObject* BOOST_PP_CAT(PyInit_, name)() \
{ \
static PyModuleDef_Base initial_m_base = { \
PyObject_HEAD_INIT(NULL) \
0, /* m_init */ \
0, /* m_index */ \
0 /* m_copy */ }; \
static PyMethodDef initial_methods[] = { { 0, 0, 0, 0 } }; \
\
static struct PyModuleDef moduledef = { \
initial_m_base, \
BOOST_PP_STRINGIZE(name), \
0, /* m_doc */ \
-1, /* m_size */ \
initial_methods, \
0, /* m_reload */ \
0, /* m_traverse */ \
0, /* m_clear */ \
0, /* m_free */ \
}; \
\
return boost::python::detail::init_module( \
moduledef, BOOST_PP_CAT(init_module_, name) ); \
} \
void BOOST_PP_CAT(init_module_, name)()
# endif // HAS_CXX11
# if PY_VERSION_HEX >= 0x03050000
# if defined(HAS_CXX11) && (PY_VERSION_HEX >= 0x030D0000)
# define _BOOST_PYTHON_MODULE_MULTI_PHASE_INIT(name, ...) \
int BOOST_PP_CAT(exec_module_,name)(PyObject* mod) \
{ \
return boost::python::detail::exec_module( \
mod, BOOST_PP_CAT(init_module_, name) ); \
} \
extern "C" BOOST_SYMBOL_EXPORT PyObject* BOOST_PP_CAT(PyInit_, name)() \
{ \
static PyModuleDef_Base initial_m_base = { \
PyObject_HEAD_INIT(NULL) \
0, /* m_init */ \
0, /* m_index */ \
0 /* m_copy */ }; \
static PyMethodDef initial_methods[] = { { 0, 0, 0, 0 } }; \
\
static PyModuleDef_Slot slots[] = { \
{Py_mod_exec, reinterpret_cast<void*>(reinterpret_cast<uintptr_t>(BOOST_PP_CAT(exec_module_, name)))}, \
{Py_mod_gil, boost::python::detail::gil_not_used_option(__VA_ARGS__) ? Py_MOD_GIL_NOT_USED : Py_MOD_GIL_USED}, \
{0, NULL} \
}; \
\
static struct PyModuleDef moduledef = { \
initial_m_base, \
BOOST_PP_STRINGIZE(name), \
0, /* m_doc */ \
0, /* m_size */ \
initial_methods, \
slots, /* m_slots */ \
0, /* m_traverse */ \
0, /* m_clear */ \
0, /* m_free */ \
}; \
\
return PyModuleDef_Init(&moduledef); \
} \
void BOOST_PP_CAT(init_module_, name)()
# define _BOOST_PYTHON_MODULE_WITH_STATE_INIT(name, StateType, ...) \
int BOOST_PP_CAT(exec_module_,name)(PyObject* mod) \
{ \
return boost::python::detail::exec_module_with_state( \
mod, reinterpret_cast<void(*)(void*)>(BOOST_PP_CAT(init_module_, name)) ); \
} \
extern "C" BOOST_SYMBOL_EXPORT PyObject* BOOST_PP_CAT(PyInit_, name)() \
{ \
BOOST_STATIC_ASSERT_MSG(boost::is_pod<StateType>::value, \
"Module State MUST be a plain POD structure!"); \
static PyModuleDef_Base initial_m_base = { \
PyObject_HEAD_INIT(NULL) \
0, /* m_init */ \
0, /* m_index */ \
0 /* m_copy */ }; \
static PyMethodDef initial_methods[] = { { 0, 0, 0, 0 } }; \
\
static PyModuleDef_Slot slots[] = { \
{Py_mod_exec, reinterpret_cast<void*>(reinterpret_cast<uintptr_t>(BOOST_PP_CAT(exec_module_, name)))}, \
{Py_mod_gil, boost::python::detail::gil_not_used_option(__VA_ARGS__) ? Py_MOD_GIL_NOT_USED : Py_MOD_GIL_USED}, \
{0, NULL} \
}; \
\
static struct PyModuleDef moduledef = { \
initial_m_base, \
BOOST_PP_STRINGIZE(name), \
0, /* m_doc */ \
sizeof(StateType), /* m_size */ \
initial_methods, \
slots, /* m_slots */ \
0, /* m_traverse */ \
0, /* m_clear */ \
0, /* m_free */ \
}; \
\
return PyModuleDef_Init(&moduledef); \
} \
void BOOST_PP_CAT(init_module_, name)(StateType* state)
# else // ! HAS_CXX11 && Python 3.13+
# define _BOOST_PYTHON_MODULE_MULTI_PHASE_INIT(name) \
int BOOST_PP_CAT(exec_module_,name)(PyObject* mod) \
{ \
return boost::python::detail::exec_module( \
mod, BOOST_PP_CAT(init_module_, name) ); \
} \
extern "C" BOOST_SYMBOL_EXPORT PyObject* BOOST_PP_CAT(PyInit_, name)() \
{ \
static PyModuleDef_Base initial_m_base = { \
PyObject_HEAD_INIT(NULL) \
0, /* m_init */ \
0, /* m_index */ \
0 /* m_copy */ }; \
static PyMethodDef initial_methods[] = { { 0, 0, 0, 0 } }; \
\
static PyModuleDef_Slot slots[] = { \
{Py_mod_exec, reinterpret_cast<void*>(reinterpret_cast<uintptr_t>(BOOST_PP_CAT(exec_module_, name)))}, \
{0, NULL} \
}; \
\
static struct PyModuleDef moduledef = { \
initial_m_base, \
BOOST_PP_STRINGIZE(name), \
0, /* m_doc */ \
0, /* m_size */ \
initial_methods, \
slots, /* m_slots */ \
0, /* m_traverse */ \
0, /* m_clear */ \
0, /* m_free */ \
}; \
\
return PyModuleDef_Init(&moduledef); \
} \
void BOOST_PP_CAT(init_module_, name)()
# define _BOOST_PYTHON_MODULE_WITH_STATE_INIT(name, StateType) \
int BOOST_PP_CAT(exec_module_,name)(PyObject* mod) \
{ \
return boost::python::detail::exec_module_with_state( \
mod, reinterpret_cast<void(*)(void*)>(BOOST_PP_CAT(init_module_, name)) ); \
} \
extern "C" BOOST_SYMBOL_EXPORT PyObject* BOOST_PP_CAT(PyInit_, name)() \
{ \
BOOST_STATIC_ASSERT_MSG(boost::is_pod<StateType>::value, \
"Module State MUST be a plain POD structure!"); \
static PyModuleDef_Base initial_m_base = { \
PyObject_HEAD_INIT(NULL) \
0, /* m_init */ \
0, /* m_index */ \
0 /* m_copy */ }; \
static PyMethodDef initial_methods[] = { { 0, 0, 0, 0 } }; \
\
static PyModuleDef_Slot slots[] = { \
{Py_mod_exec, reinterpret_cast<void*>(reinterpret_cast<uintptr_t>(BOOST_PP_CAT(exec_module_, name)))}, \
{0, NULL} \
}; \
\
static struct PyModuleDef moduledef = { \
initial_m_base, \
BOOST_PP_STRINGIZE(name), \
0, /* m_doc */ \
sizeof(StateType), /* m_size */ \
initial_methods, \
slots, /* m_slots */ \
0, /* m_traverse */ \
0, /* m_clear */ \
0, /* m_free */ \
}; \
\
return PyModuleDef_Init(&moduledef); \
} \
void BOOST_PP_CAT(init_module_, name)(StateType* state)
# endif // HAS_CXX11 && Python 3.13+
# endif // PY_VERSION_HEX >= 0x03050000
# else // ! PY_VERSION_HEX >= 0x03000000
# define _BOOST_PYTHON_MODULE_INIT(name) \
void BOOST_PP_CAT(init,name)() \
{ \
boost::python::detail::init_module( \
BOOST_PP_STRINGIZE(name),&BOOST_PP_CAT(init_module_,name)); \
} \
void BOOST_PP_CAT(init_module_,name)()
# endif // PY_VERSION_HEX >= 0x03000000
# if defined(HAS_CXX11) && (PY_VERSION_HEX >= 0x03000000)
# define BOOST_PYTHON_MODULE_INIT(name, ...) \
void BOOST_PP_CAT(init_module_,name)(); \
extern "C" BOOST_SYMBOL_EXPORT _BOOST_PYTHON_MODULE_INIT(name, __VA_ARGS__)
# else
# define BOOST_PYTHON_MODULE_INIT(name) \
void BOOST_PP_CAT(init_module_,name)(); \
extern "C" BOOST_SYMBOL_EXPORT _BOOST_PYTHON_MODULE_INIT(name)
# endif // HAS_CXX11 && Python 3
# if PY_VERSION_HEX >= 0x03050000
# if defined(HAS_CXX11) && (PY_VERSION_HEX >= 0x030D0000)
# define BOOST_PYTHON_MODULE_MULTI_PHASE_INIT(name, ...) \
void BOOST_PP_CAT(init_module_,name)(); \
extern "C" BOOST_SYMBOL_EXPORT _BOOST_PYTHON_MODULE_MULTI_PHASE_INIT(name, __VA_ARGS__)
# define BOOST_PYTHON_MODULE_WITH_STATE_INIT(name, StateType, ...) \
void BOOST_PP_CAT(init_module_,name)(StateType* state); \
extern "C" BOOST_SYMBOL_EXPORT _BOOST_PYTHON_MODULE_WITH_STATE_INIT(name, StateType, __VA_ARGS__)
# else
# define BOOST_PYTHON_MODULE_MULTI_PHASE_INIT(name) \
void BOOST_PP_CAT(init_module_,name)(); \
extern "C" BOOST_SYMBOL_EXPORT _BOOST_PYTHON_MODULE_MULTI_PHASE_INIT(name)
# define BOOST_PYTHON_MODULE_WITH_STATE_INIT(name, StateType) \
void BOOST_PP_CAT(init_module_,name)(StateType* state); \
extern "C" BOOST_SYMBOL_EXPORT _BOOST_PYTHON_MODULE_WITH_STATE_INIT(name, StateType)
# endif // HAS_CXX11 && Python 3.13+
# endif // PY_VERSION_HEX >= 0x03050000
# endif // BOOST_PYTHON_MODULE_INIT
#endif // MODULE_INIT_DWA20020722_HPP