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%% This tests that the race condition detection between whereis/register
%% is robust even when the functions are called with different atoms
%% as arguments.
-module(whereis_diff_atoms_race).
-export([test/0]). %, race/1, no_race/1]).
test() ->
Fun = fun () -> foo end,
{race(maria, Fun), no_race(maria, Fun)}.
race(AnAtom, Fun) ->
%AnAtom = maria,
case whereis(AnAtom) of
undefined ->
Pid = spawn(Fun),
aux(AnAtom, Pid);
P when is_pid(P) ->
ok
end.
no_race(AnAtom, Fun) ->
%AnAtom = maria,
case whereis(AnAtom) of
undefined ->
Pid = spawn(Fun),
AnotherAtom = kostis,
aux(AnotherAtom, Pid);
P when is_pid(P) ->
ok
end.
aux(Atom, Pid) ->
register(Atom, Pid).
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