Type Alias amproperty_function 

pub type amproperty_function = Option<unsafe extern "C-unwind" fn(index_oid: Oid, attno: c_int, prop: Type, propname: *const c_char, res: *mut bool, isnull: *mut bool) -> bool>;

Aliased Type

pub enum amproperty_function {
    None,
    Some(unsafe extern "C-unwind" fn(Oid, i32, u32, *const i8, *mut bool, *mut bool) -> bool),
}

Variants

None

No value.

Some(unsafe extern "C-unwind" fn(Oid, i32, u32, *const i8, *mut bool, *mut bool) -> bool)

Some value of type T.