deps/boost_1_63_0/boost/python/module_init.hpp

   1 // Copyright David Abrahams 2002.
   2 // Distributed under the Boost Software License, Version 1.0. (See
   3 // accompanying file LICENSE_1_0.txt or copy at
   4 // http://www.boost.org/LICENSE_1_0.txt)
   5 #ifndef MODULE_INIT_DWA20020722_HPP
   6 # define MODULE_INIT_DWA20020722_HPP
   7
   8 # include <boost/python/detail/prefix.hpp>
   9 # include <boost/preprocessor/cat.hpp>
  10 # include <boost/preprocessor/stringize.hpp>
  11
  12 # ifndef BOOST_PYTHON_MODULE_INIT
  13
  14 namespace boost { namespace python { namespace detail {
  15
  16 #  if PY_VERSION_HEX >= 0x03000000
  17
  18 BOOST_PYTHON_DECL PyObject* init_module(PyModuleDef&, void(*)());
  19
  20 #else
  21
  22 BOOST_PYTHON_DECL PyObject* init_module(char const* name, void(*)());
  23
  24 #endif
  25
  26 }}}
  27
  28 #  if PY_VERSION_HEX >= 0x03000000
  29
  30 #   define _BOOST_PYTHON_MODULE_INIT(name) \
  31   PyObject* BOOST_PP_CAT(PyInit_, name)()  \
  32   { \
  33     static PyModuleDef_Base initial_m_base = { \
  34         PyObject_HEAD_INIT(NULL) \
  35         0, /* m_init */ \
  36         0, /* m_index */ \
  37         0 /* m_copy */ };  \
  38     static PyMethodDef initial_methods[] = { { 0, 0, 0, 0 } }; \
  39  \
  40     static struct PyModuleDef moduledef = { \
  41         initial_m_base, \
  42         BOOST_PP_STRINGIZE(name), \
  43         0, /* m_doc */ \
  44         -1, /* m_size */ \
  45         initial_methods, \
  46         0,  /* m_reload */ \
  47         0, /* m_traverse */ \
  48         0, /* m_clear */ \
  49         0,  /* m_free */ \
  50     }; \
  51  \
  52     return boost::python::detail::init_module( \
  53         moduledef, BOOST_PP_CAT(init_module_, name) ); \
  54   } \
  55   void BOOST_PP_CAT(init_module_, name)()
  56
  57 #  else
  58
  59 #   define _BOOST_PYTHON_MODULE_INIT(name)              \
  60   void BOOST_PP_CAT(init,name)()                        \
  61 {                                                       \
  62     boost::python::detail::init_module(                 \
  63         BOOST_PP_STRINGIZE(name),&BOOST_PP_CAT(init_module_,name)); \
  64 }                                                       \
  65   void BOOST_PP_CAT(init_module_,name)()
  66
  67 #  endif
  68
  69 #  if (defined(_WIN32) || defined(__CYGWIN__)) && !defined(BOOST_PYTHON_STATIC_MODULE)
  70
  71 #   define BOOST_PYTHON_MODULE_INIT(name)                           \
  72   void BOOST_PP_CAT(init_module_,name)();                           \
  73 extern "C" __declspec(dllexport) _BOOST_PYTHON_MODULE_INIT(name)
  74
  75 #  elif BOOST_PYTHON_USE_GCC_SYMBOL_VISIBILITY
  76
  77 #   define BOOST_PYTHON_MODULE_INIT(name)                               \
  78   void BOOST_PP_CAT(init_module_,name)();                               \
  79 extern "C" __attribute__ ((__visibility__("default"))) _BOOST_PYTHON_MODULE_INIT(name)
  80
  81 #  else
  82
  83 #   define BOOST_PYTHON_MODULE_INIT(name)                               \
  84   void BOOST_PP_CAT(init_module_,name)();                               \
  85 extern "C" _BOOST_PYTHON_MODULE_INIT(name)
  86
  87 #  endif
  88
  89 # endif
  90
  91 #endif // MODULE_INIT_DWA20020722_HPP