Type Alias pgrx_pg_sys::pairingheap_comparator
source · 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§
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
.