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-rw-r--r--lib/stdlib/test/sys_SUITE.erl17
1 files changed, 14 insertions, 3 deletions
diff --git a/lib/stdlib/test/sys_SUITE.erl b/lib/stdlib/test/sys_SUITE.erl
index 3278eb0eb0..fcc4419569 100644
--- a/lib/stdlib/test/sys_SUITE.erl
+++ b/lib/stdlib/test/sys_SUITE.erl
@@ -219,7 +219,7 @@ spec_proc(Mod) ->
{Mod,system_get_state},{throw,fail}},_}} ->
ok
end,
- ok = sys:terminate(Mod, normal),
+ ok = sync_terminate(Mod),
{ok,_} = Mod:start_link(4),
ok = case catch sys:replace_state(Mod, fun(_) -> {} end) of
{} ->
@@ -228,7 +228,7 @@ spec_proc(Mod) ->
{Mod,system_replace_state},{throw,fail}},_}} ->
ok
end,
- ok = sys:terminate(Mod, normal),
+ ok = sync_terminate(Mod),
{ok,_} = Mod:start_link(4),
StateFun = fun(_) -> error(fail) end,
ok = case catch sys:replace_state(Mod, StateFun) of
@@ -240,7 +240,18 @@ spec_proc(Mod) ->
{'EXIT',{{callback_failed,StateFun,{error,fail}},_}} ->
ok
end,
- ok = sys:terminate(Mod, normal).
+ ok = sync_terminate(Mod).
+
+sync_terminate(Mod) ->
+ P = whereis(Mod),
+ MRef = erlang:monitor(process,P),
+ ok = sys:terminate(Mod, normal),
+ receive
+ {'DOWN',MRef,_,_,normal} ->
+ ok
+ end,
+ undefined = whereis(Mod),
+ ok.
%%%%%%%%%%%%%%%%%%%%
%% Dummy server