81 lines
1.8 KiB
C++
81 lines
1.8 KiB
C++
#include "pyinterp.h"
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#include "pyutils.h"
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#include <boost/python/module.hpp>
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#include <boost/python/def.hpp>
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#include <boost/python/to_python_converter.hpp>
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namespace ledger {
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using namespace boost::python;
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struct bool_to_python
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{
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static PyObject * convert(const bool truth)
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{
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if (truth)
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Py_RETURN_TRUE;
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else
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Py_RETURN_FALSE;
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}
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};
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struct bool_from_python
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{
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static void* convertible(PyObject* obj_ptr)
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{
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if (!PyBool_Check(obj_ptr)) return 0;
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return obj_ptr;
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}
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static void construct(PyObject* obj_ptr,
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converter::rvalue_from_python_stage1_data* data)
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{
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void* storage = ((converter::rvalue_from_python_storage<bool>*) data)->storage.bytes;
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if (obj_ptr == Py_True)
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new (storage) bool(true);
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else
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new (storage) bool(false);
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data->convertible = storage;
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}
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};
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typedef register_python_conversion<bool, bool_to_python, bool_from_python>
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bool_python_conversion;
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struct string_to_python
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{
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static PyObject* convert(const string& str)
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{
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return incref(object(*boost::polymorphic_downcast<const std::string *>(&str)).ptr());
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}
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};
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struct string_from_python
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{
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static void* convertible(PyObject* obj_ptr)
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{
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if (!PyString_Check(obj_ptr)) return 0;
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return obj_ptr;
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}
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static void construct(PyObject* obj_ptr, converter::rvalue_from_python_stage1_data* data)
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{
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const char* value = PyString_AsString(obj_ptr);
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if (value == 0) throw_error_already_set();
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void* storage = ((converter::rvalue_from_python_storage<string>*) data)->storage.bytes;
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new (storage) string(value);
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data->convertible = storage;
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}
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};
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typedef register_python_conversion<string, string_to_python, string_from_python>
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string_python_conversion;
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void export_utils()
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{
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bool_python_conversion();
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string_python_conversion();
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}
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} // namespace ledger
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