Type Alias JackPortRenameCallback

pub type JackPortRenameCallback = Option<unsafe extern "C" fn(port: jack_port_id_t, old_name: *const c_char, new_name: *const c_char, arg: *mut c_void) -> c_int>;

Aliased Type

enum JackPortRenameCallback {
    None,
    Some(unsafe extern "C" fn(_: u32, _: *const i8, _: *const i8, _: *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: u32, _: *const i8, _: *const i8, _: *mut c_void) -> i32)

Some value of type T.