Type Alias amgettuple_function

pub type amgettuple_function = Option<unsafe extern "C" fn(scan: IndexScanDesc, direction: ScanDirection) -> bool>;

Aliased Type

pub enum amgettuple_function {
    None,
    Some(unsafe extern "C" fn(*mut IndexScanDescData, i32) -> bool),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut IndexScanDescData, i32) -> bool)

Some value of type T.