diff options
Diffstat (limited to 'lib/dialyzer/test/race_SUITE_data/src/whereis_param.erl')
-rw-r--r-- | lib/dialyzer/test/race_SUITE_data/src/whereis_param.erl | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/dialyzer/test/race_SUITE_data/src/whereis_param.erl b/lib/dialyzer/test/race_SUITE_data/src/whereis_param.erl new file mode 100644 index 0000000000..7bcde321a1 --- /dev/null +++ b/lib/dialyzer/test/race_SUITE_data/src/whereis_param.erl @@ -0,0 +1,16 @@ +%% This tests the presence of possible races due to a whereis/register +%% combination in higher order functions. + +-module(whereis_param). +-export([start/2]). + +start(AnAtom, Fun) -> + register(AnAtom, continue(AnAtom, Fun)). + +continue(AnAtom, Fun) -> + case whereis(AnAtom) of + undefined -> + Pid = spawn(Fun); + P when is_pid(P) -> + P + end. |