diff options
Diffstat (limited to 'lib/dialyzer/test/race_tests_SUITE_data/src/whereis_diff_functions3_pathsens.erl')
-rw-r--r-- | lib/dialyzer/test/race_tests_SUITE_data/src/whereis_diff_functions3_pathsens.erl | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/dialyzer/test/race_tests_SUITE_data/src/whereis_diff_functions3_pathsens.erl b/lib/dialyzer/test/race_tests_SUITE_data/src/whereis_diff_functions3_pathsens.erl new file mode 100644 index 0000000000..f06e43024b --- /dev/null +++ b/lib/dialyzer/test/race_tests_SUITE_data/src/whereis_diff_functions3_pathsens.erl @@ -0,0 +1,29 @@ +%% This tests that the race condition detection between whereis/register +%% is robust w.r.t. having the calls in separate functions. +%% It takes into account control flow that might exist. + +-module(whereis_diff_functions3_pathsens). +-export([start/3]). + +start(AnAtom, Fun, FunName) -> + Pid = + case FunName of + master -> + case whereis(AnAtom) of + undefined -> + spawn(Fun); + P when is_pid(P) -> + P + end; + slave -> + case whereis(AnAtom) of + undefined -> + spawn(Fun); + P when is_pid(P) -> + P + end + end, + race(AnAtom, Pid). + +race(Atom, Pid) -> + register(Atom, Pid). |