Function check_method

libsigrokdecode4DSL/decoder.c:659–688

Check whether the Decoder class defines the named method. */

/* Check whether the Decoder class defines the named method. */
static int check_method(PyObject *py_dec, const char *mod_name,
		const char *method_name)
{
	PyObject *py_method;
	int is_callable;
	PyGILState_STATE gstate;

	gstate = PyGILState_Ensure();

	py_method = PyObject_GetAttrString(py_dec, method_name);
	if (!py_method) {
        srd_exception_catch(NULL, "Protocol decoder %s Decoder class "
				"has no %s() method", mod_name, method_name);
		PyGILState_Release(gstate);
		return SRD_ERR_PYTHON;
	}

	is_callable = PyCallable_Check(py_method);
	Py_DECREF(py_method);

	PyGILState_Release(gstate);

	if (!is_callable) {
		srd_err("Protocol decoder %s Decoder class attribute '%s' "
			"is not a method.", mod_name, method_name);
		return SRD_ERR_PYTHON;
	}

	return SRD_OK;
}

/**
 * Get the API version of the specified decoder.