diff options
Diffstat (limited to 'lib/stdlib/src/gen_event.erl')
| -rw-r--r-- | lib/stdlib/src/gen_event.erl | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/lib/stdlib/src/gen_event.erl b/lib/stdlib/src/gen_event.erl index b1e9e3a02f..1c4a73680b 100644 --- a/lib/stdlib/src/gen_event.erl +++ b/lib/stdlib/src/gen_event.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2010. All Rights Reserved. +%% Copyright Ericsson AB 1996-2011. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -44,6 +44,9 @@ system_code_change/4, format_status/2]). +-export_type([handler/0, handler_args/0, add_handler_ret/0, + del_handler_ret/0]). + -import(error_logger, [error_msg/2]). -define(reply(X), From ! {element(2,Tag), X}). @@ -113,7 +116,11 @@ behaviour_info(_Other) -> %%--------------------------------------------------------------------------- --type handler() :: atom() | {atom(), term()}. +-type handler() :: atom() | {atom(), term()}. +-type handler_args() :: term(). +-type add_handler_ret() :: ok | term() | {'EXIT',term()}. +-type del_handler_ret() :: ok | term() | {'EXIT',term()}. + -type emgr_name() :: {'local', atom()} | {'global', atom()}. -type emgr_ref() :: atom() | {atom(), atom()} | {'global', atom()} | pid(). -type start_ret() :: {'ok', pid()} | {'error', term()}. @@ -724,7 +731,8 @@ get_modules(MSL) -> %%----------------------------------------------------------------- format_status(Opt, StatusData) -> [PDict, SysState, Parent, _Debug, [ServerName, MSL, _Hib]] = StatusData, - Header = lists:concat(["Status for event handler ", ServerName]), + Header = gen:format_status_header("Status for event handler", + ServerName), FmtMSL = [case erlang:function_exported(Mod, format_status, 2) of true -> Args = [PDict, State], |