Type Alias ParamCompileHook 

pub type ParamCompileHook = Option<unsafe extern "C-unwind" fn(params: ParamListInfo, param: *mut Param, state: *mut ExprState, resv: *mut Datum, resnull: *mut bool)>;

Aliased Type

pub enum ParamCompileHook {
    None,
    Some(unsafe extern "C-unwind" fn(*mut ParamListInfoData, *mut Param, *mut ExprState, *mut Datum, *mut bool)),
}

Variants

None

No value.

Some(unsafe extern "C-unwind" fn(*mut ParamListInfoData, *mut Param, *mut ExprState, *mut Datum, *mut bool))

Some value of type T.