Function strxfrm

crates/stdlib/src/locale.rs:159–171

(string: PyUtf8StrRef, vm: &VirtualMachine)

    #[pyfunction]
    fn strxfrm(string: PyUtf8StrRef, vm: &VirtualMachine) -> PyResult {
        // https://github.com/python/cpython/blob/eaae563b6878aa050b4ad406b67728b6b066220e/Modules/_localemodule.c#L390-L442
        let n1 = string.byte_len() + 1;
        let mut buff = vec![0u8; n1];

        let cstr = CString::new(string.as_str()).map_err(|e| e.to_pyexception(vm))?;
        let n2 = unsafe { libc::strxfrm(buff.as_mut_ptr() as _, cstr.as_ptr(), n1) };
        buff = vec![0u8; n2 + 1];
        unsafe {
            libc::strxfrm(buff.as_mut_ptr() as _, cstr.as_ptr(), n2 + 1);
        }
        Ok(vm.new_pyobj(String::from_utf8(buff).expect("strxfrm returned invalid utf-8 string")))
    }

    #[pyfunction]
    fn localeconv(vm: &VirtualMachine) -> PyResult<PyDictRef> {