Function _check_ufunc_fperr

numpy/core/src/umath/extobj.c:303–335

* check the floating point status * - errmask: mask of status to check * - extobj: ufunc pyvals object * may be null, in which case the thread global one is fetched * - ufunc_name: name of ufunc */

 *  - ufunc_name: name of ufunc
 */
NPY_NO_EXPORT int
_check_ufunc_fperr(int errmask, PyObject *extobj, const char *ufunc_name) {
    int fperr;
    PyObject *errobj = NULL;
    int ret;
    int first = 1;

    if (!errmask) {
        return 0;
    }
    fperr = npy_get_floatstatus_barrier((char*)extobj);
    if (!fperr) {
        return 0;
    }

    /* Get error object globals */
    if (extobj == NULL) {
        extobj = get_global_ext_obj();
        if (extobj == NULL && PyErr_Occurred()) {
            return -1;
        }
    }
    if (_extract_pyvals(extobj, ufunc_name,
                        NULL, NULL, &errobj) < 0) {
        Py_XDECREF(errobj);
        return -1;
    }

    ret = PyUFunc_handlefperr(errmask, errobj, fperr, &first);
    Py_XDECREF(errobj);

    return ret;
}


NPY_NO_EXPORT int