diff options
Diffstat (limited to 'lib/dialyzer/test/race_SUITE_data/src/whereis_intra_inter_module7/whereis_intra_inter_module14.erl')
-rw-r--r-- | lib/dialyzer/test/race_SUITE_data/src/whereis_intra_inter_module7/whereis_intra_inter_module14.erl | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/dialyzer/test/race_SUITE_data/src/whereis_intra_inter_module7/whereis_intra_inter_module14.erl b/lib/dialyzer/test/race_SUITE_data/src/whereis_intra_inter_module7/whereis_intra_inter_module14.erl new file mode 100644 index 0000000000..6b6a982055 --- /dev/null +++ b/lib/dialyzer/test/race_SUITE_data/src/whereis_intra_inter_module7/whereis_intra_inter_module14.erl @@ -0,0 +1,22 @@ +%% 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. |