Type Alias GucBoolCheckHook

pub type GucBoolCheckHook = Option<unsafe extern "C" fn(newval: *mut bool, extra: *mut *mut c_void, source: Type) -> bool>;

Aliased Type

enum GucBoolCheckHook {
    None,
    Some(unsafe extern "C" fn(_: *mut bool, _: *mut *mut c_void, _: u32) -> bool),
}

Variants

None

No value.

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

Some value of type T.