Type Alias swipl_fli::Scontrol_function

pub type Scontrol_function = Option<unsafe extern "C" fn(handle: *mut c_void, action: c_int, arg: *mut c_void) -> c_int>;

Aliased Type

enum Scontrol_function {
    None,
    Some(unsafe extern "C" fn(_: *mut c_void, _: i32, _: *mut c_void) -> i32),
}

Variants

None

No value.

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

Some value of type T.