Example #1
0
DllExport int call_conv my_sqrt(CTXTdecl)
{
   int i = extern_ptoc_int(1);

   extern_ctop_float(2, (float) pow((double)i, 0.5));
   return TRUE;
}
Example #2
0
int return_to_prolog(PyObject *pValue)
{
	if(pValue == Py_None){
		return 1;
	}
	if(PyInt_Check(pValue))
	{
		int result = PyInt_AS_LONG(pValue);
		extern_ctop_int(3, result);
		return 1;
	}
	else if(PyFloat_Check(pValue))
	{
		float result = PyFloat_AS_DOUBLE(pValue);
		extern_ctop_float(3, result);
		return 1;
	}else if(PyString_Check(pValue))
	{
		char *result = PyString_AS_STRING(pValue);
		extern_ctop_string(3, result);
		return 1;
	}else if(PyList_Check(pValue))
	{
		size_t size = PyList_Size(pValue);
		size_t i = 0;
		prolog_term head, tail;
		prolog_term P = p2p_new();
		tail = P;
		
		for(i = 0; i < size; i++)
		{
			c2p_list(CTXTc tail);
			head = p2p_car(CTXTc tail);
			PyObject *pyObj = PyList_GetItem(pValue, i);
			int temp = PyInt_AS_LONG(pyObj);
			c2p_int(temp, head);
			//convert_pyObj_prObj(pyObj, &head);				
			tail = p2p_cdr(tail);
		}
		c2p_nil(CTXTc tail);
		p2p_unify(P, reg_term(CTXTc 3));
		return 1;
	}else
	{
		//returns an object refernce to prolog side.
		pyobj_ref_node *node = 	add_pyobj_ref_list(pValue);
		//printf("node : %p", node);	
	char str[30];
		sprintf(str, "%p", node);
		//extern_ctop_string(3,str);
	  prolog_term ref = p2p_new();
		c2p_functor("pyObject", 1, ref);
		prolog_term ref_inner = p2p_arg(ref, 1);
    c2p_string(str, ref_inner);		
		p2p_unify(ref, reg_term(CTXTc 3));	
		return 1;
	}
	return 0;
}