diff options
Diffstat (limited to 'lib/stdlib/src/supervisor.erl')
| -rw-r--r-- | lib/stdlib/src/supervisor.erl | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl index f5d5441184..7102fb9f6e 100644 --- a/lib/stdlib/src/supervisor.erl +++ b/lib/stdlib/src/supervisor.erl @@ -33,7 +33,9 @@ -export([init/1, handle_call/3, handle_info/2, terminate/2, code_change/3]). -export([handle_cast/2]). --export_type([child_spec/0, strategy/0]). +%%-------------------------------------------------------------------------- + +-export_type([child_spec/0, del_err/0, startchild_ret/0, strategy/0]). %%-------------------------------------------------------------------------- @@ -77,6 +79,10 @@ -define(is_simple(State), State#state.strategy =:= simple_one_for_one). +%%-------------------------------------------------------------------------- + +-spec behaviour_info(atom()) -> 'undefined' | [{atom(), arity()}]. + behaviour_info(callbacks) -> [{init,1}]; behaviour_info(_Other) -> @@ -160,11 +166,13 @@ check_childspecs(X) -> {error, {badarg, X}}. %%% %%% --------------------------------------------------- +-type init_sup_name() :: sup_name() | 'self'. + -type stop_rsn() :: 'shutdown' | {'bad_return', {module(),'init', term()}} | {'bad_start_spec', term()} | {'start_spec', term()} | {'supervisor_data', term()}. --spec init({sup_name(), module(), [term()]}) -> +-spec init({init_sup_name(), module(), [term()]}) -> {'ok', state()} | 'ignore' | {'stop', stop_rsn()}. init({SupName, Mod, Args}) -> @@ -184,7 +192,7 @@ init({SupName, Mod, Args}) -> Error -> {stop, {bad_return, {Mod, init, Error}}} end. - + init_children(State, StartSpec) -> SupName = State#state.name, case check_startspec(StartSpec) of @@ -660,14 +668,15 @@ terminate_children([], _SupName, Res) -> Res. do_terminate(Child, SupName) when Child#child.pid =/= undefined -> - case shutdown(Child#child.pid, - Child#child.shutdown) of - ok -> - Child#child{pid = undefined}; - {error, OtherReason} -> - report_error(shutdown_error, OtherReason, Child, SupName), - Child#child{pid = undefined} - end; + case shutdown(Child#child.pid, Child#child.shutdown) of + ok -> + ok; + {error, normal} when Child#child.restart_type =/= permanent -> + ok; + {error, OtherReason} -> + report_error(shutdown_error, OtherReason, Child, SupName) + end, + Child#child{pid = undefined}; do_terminate(Child, _SupName) -> Child. |