Type Alias MDB_assert_func 

pub type MDB_assert_func = Option<unsafe extern "C" fn(env: *mut MDB_env, msg: *const c_char)>;

A callback function for most LMDB assert() failures, called before printing the message and aborting.

Arguments

• env (direction in) - An environment handle returned by #mdb_env_create().
• msg (direction in) - The assertion message, not including newline.

Aliased Type

pub enum MDB_assert_func {
    None,
    Some(unsafe extern "C" fn(*mut MDB_env, *const i8)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut MDB_env, *const i8))

Some value of type T.

Layout

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.