Type Alias dUpdateFuncPtr 

pub type dUpdateFuncPtr = Option<unsafe extern "C" fn(stream: VSLStreamStatePtr, n: *mut c_int, dbuf: *mut f64, nmin: *mut c_int, nmax: *mut c_int, idx: *mut c_int) -> c_int>;

Aliased Type

pub enum dUpdateFuncPtr {
    None,
    Some(unsafe extern "C" fn(*mut c_void, *mut i32, *mut f64, *mut i32, *mut i32, *mut i32) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, *mut i32, *mut f64, *mut i32, *mut i32, *mut i32) -> i32)

Some value of type T.