From 95ed86fc9893460751c5141ff872bdc13814a273 Mon Sep 17 00:00:00 2001 From: Geoff Cant Date: Sat, 12 Jun 2010 16:49:54 -0700 Subject: Fix format_status bug for unregistered gen_event processes Port the gen_fsm code for format_status to gen_event in order to prevent a lists:concat([...,pid()]) crash when calling sys:get_status/1 on an unregistered gen_event process. Refactor format_status header code from gen_* behaviours to module gen. Extend the format_status tests in gen_event_SUITE to cover format_status bugs with anonymous gen_event processes. --- lib/stdlib/src/gen_server.erl | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) (limited to 'lib/stdlib/src/gen_server.erl') diff --git a/lib/stdlib/src/gen_server.erl b/lib/stdlib/src/gen_server.erl index ac81df9cab..09d94a9c40 100644 --- a/lib/stdlib/src/gen_server.erl +++ b/lib/stdlib/src/gen_server.erl @@ -840,15 +840,8 @@ name_to_pid(Name) -> %%----------------------------------------------------------------- format_status(Opt, StatusData) -> [PDict, SysState, Parent, Debug, [Name, State, Mod, _Time]] = StatusData, - StatusHdr = "Status for generic server", - Header = if - is_pid(Name) -> - lists:concat([StatusHdr, " ", pid_to_list(Name)]); - is_atom(Name); is_list(Name) -> - lists:concat([StatusHdr, " ", Name]); - true -> - {StatusHdr, Name} - end, + Header = gen:format_status_header("Status for generic server", + Name), Log = sys:get_debug(log, Debug, []), DefaultStatus = [{data, [{"State", State}]}], Specfic = -- cgit v1.2.3