pub type pairingheap_comparator = Option<unsafe extern "C" fn(a: *const pairingheap_node, b: *const pairingheap_node, arg: *mut c_void) -> c_int>;Aliased Type§
pub enum pairingheap_comparator {
None,
Some(unsafe extern "C" fn(*const pairingheap_node, *const pairingheap_node, *mut c_void) -> i32),
}Variants§
None
No value.
Some(unsafe extern "C" fn(*const pairingheap_node, *const pairingheap_node, *mut c_void) -> i32)
Some value of type T.