blob: 2de6c9198547c4a0ef32dc2d58b8ba9b3566c2de (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
%% This tests that the race condition detection between whereis/register
%% is robust w.r.t. having the calls in separate functions and modules.
-module(whereis_intra_inter_module14).
-export([no_race/1, race/2, start/2]).
no_race(Pid) ->
register(master, Pid).
race(Atom, Pid) ->
register(Atom, Pid).
start(AnAtom, Fun) ->
Pid1 = spawn(Fun),
no_race(Pid1),
case whereis(AnAtom) of
undefined ->
Pid2 = spawn(Fun),
race(AnAtom, Pid2);
P when is_pid(P) ->
true
end.
|
