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| author | Rickard Green <[email protected]> | 2018-03-23 14:12:52 +0100 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2018-03-23 14:12:52 +0100 |
| commit | 5c2acbd35150da5e6d3afba1f61bb8bb995bb80f (patch) | |
| tree | 9250351fba7a64b5b1f9ff11fff7da8563ec3155 /erts/preloaded/src/erts_internal.erl | |
| parent | be2bdf8c8c0bd3d110277fcbe8dc3611163087cc (diff) | |
| parent | 83a289d4dff156f2c7203843a1437256545f5580 (diff) | |
| download | otp-5c2acbd35150da5e6d3afba1f61bb8bb995bb80f.tar.gz otp-5c2acbd35150da5e6d3afba1f61bb8bb995bb80f.tar.bz2 otp-5c2acbd35150da5e6d3afba1f61bb8bb995bb80f.zip | |
Merge branch 'rickard/signals/OTP-14589'
* rickard/signals/OTP-14589:
Fix VM probes compilation
Fix lock counting
Fix signal order for is_process_alive
Fix signal handling priority elevation
Diffstat (limited to 'erts/preloaded/src/erts_internal.erl')
| -rw-r--r-- | erts/preloaded/src/erts_internal.erl | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl index fb709e7482..da5c9c68ed 100644 --- a/erts/preloaded/src/erts_internal.erl +++ b/erts/preloaded/src/erts_internal.erl @@ -78,6 +78,8 @@ %% Auto import name clash -export([check_process_code/1]). +-export([is_process_alive/1, is_process_alive/2]). + %% %% Await result of send to port %% @@ -600,3 +602,22 @@ group_leader(_GL, _Pid) -> group_leader(_GL, _Pid, _Ref) -> erlang:nif_error(undefined). + +-spec erts_internal:is_process_alive(Pid, Ref) -> 'ok' when + Pid :: pid(), + Ref :: reference(). + +is_process_alive(_Pid, _Ref) -> + erlang:nif_error(undefined). + +-spec erts_internal:is_process_alive(Pid) -> boolean() when + Pid :: pid(). + +is_process_alive(Pid) -> + Ref = make_ref(), + erts_internal:is_process_alive(Pid, Ref), + receive + {Ref, Res} -> + Res + end. + |