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81cf5333c3
Added initializing() function to distinguish whether a module is initializing Changed logic so that multiple non-overlapping module_builders() may be constructed. This fixes a bug when BPL is built as a shared lib. [SVN r8361]
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
// (C) Copyright David Abrahams 2000. Permission to copy, use, modify, sell and
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// distribute this software is granted provided this copyright notice appears
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// in all copies. This software is provided "as is" without express or implied
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// warranty, and with no claim as to its suitability for any purpose.
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//
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// The author gratefully acknowleges the support of Dragon Systems, Inc., in
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// producing this work.
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#include <boost/python/module_builder.hpp>
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namespace boost { namespace python {
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namespace {
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ref name_holder;
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}
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bool module_builder::initializing()
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{
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return name_holder.get() != 0;
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}
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string module_builder::name()
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{
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// If this fails, you haven't created a module_builder object
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assert(initializing());
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return string(name_holder);
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}
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module_builder::module_builder(const char* name)
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: m_module(Py_InitModule(const_cast<char*>(name), initial_methods))
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{
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// If this fails, you've created more than 1 module_builder object in your module
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assert(name_holder.get() == 0);
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name_holder = ref(PyObject_GetAttrString(m_module, const_cast<char*>("__name__")));
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}
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module_builder::~module_builder()
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{
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name_holder.reset();
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}
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void
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module_builder::add(detail::function* x, const char* name)
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{
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reference<detail::function> f(x); // First take possession of the object.
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detail::function::add_to_namespace(f, name, PyModule_GetDict(m_module));
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}
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void module_builder::add(ref x, const char* name)
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{
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PyObject* dictionary = PyModule_GetDict(m_module);
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PyDict_SetItemString(dictionary, const_cast<char*>(name), x.get());
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}
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void module_builder::add(PyTypeObject* x, const char* name /*= 0*/)
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{
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this->add(ref(as_object(x)), name ? name : x->tp_name);
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}
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PyMethodDef module_builder::initial_methods[] = { { 0, 0, 0, 0 } };
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}} // namespace boost::python
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