3 val activeUsernames : unit -> string list
9 started : Init.C.timestamp
12 val addRollCall : string * string -> int
13 val modRollCall : roll_call -> unit
14 val deleteRollCall : int -> unit
15 val lookupRollCall : int -> roll_call
16 val listRollCalls : unit -> roll_call list
18 type roll_call_entry = {
22 responded : Init.C.timestamp option
25 val listEntries : int -> (Init.user * roll_call_entry) list * (Init.user * roll_call_entry) list
26 val lookupEntry : int * int -> roll_call_entry
27 val respond : int * int -> unit