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-rw-r--r--lib/runtime_tools/src/appmon_info.erl9
-rw-r--r--lib/runtime_tools/src/dbg.erl18
-rw-r--r--lib/runtime_tools/src/erts_alloc_config.erl8
-rw-r--r--lib/runtime_tools/src/observer_backend.erl35
-rw-r--r--lib/runtime_tools/src/percept_profile.erl7
-rw-r--r--lib/runtime_tools/src/system_information.erl11
6 files changed, 53 insertions, 35 deletions
diff --git a/lib/runtime_tools/src/appmon_info.erl b/lib/runtime_tools/src/appmon_info.erl
index fead724373..b5500085a3 100644
--- a/lib/runtime_tools/src/appmon_info.erl
+++ b/lib/runtime_tools/src/appmon_info.erl
@@ -307,9 +307,10 @@ do_work(Key, State) ->
{Cmd, Aux, From, _OldRef, Old, Opts} = retrieve(WorkStore, Key),
{ok, Result} = do_work2(Cmd, Aux, From, Old, Opts),
if
- Result==Old -> ok;
- true ->
- From ! {delivery, self(), Cmd, Aux, Result}
+ Result==Old -> ok;
+ true ->
+ From ! {delivery, self(), Cmd, Aux, Result},
+ ok
end,
case get_opt(timeout, Opts) of
at_most_once ->
@@ -393,7 +394,7 @@ del_task(Key, WorkStore) ->
{_Cmd, _Aux, _From, Ref, _Old, Opts} ->
if
Ref /= nil ->
- timer:cancel(Ref),
+ {ok,_} = timer:cancel(Ref),
receive
{do_it, Key} ->
Opts
diff --git a/lib/runtime_tools/src/dbg.erl b/lib/runtime_tools/src/dbg.erl
index 1620f52789..8cdb5a43e3 100644
--- a/lib/runtime_tools/src/dbg.erl
+++ b/lib/runtime_tools/src/dbg.erl
@@ -217,7 +217,7 @@ ctpg({_Module, _Function, _Arity} = X) ->
do_ctp(X,[global]).
do_ctp({Module, Function, Arity},[]) ->
- do_ctp({Module, Function, Arity},[global]),
+ {ok,_} = do_ctp({Module, Function, Arity},[global]),
do_ctp({Module, Function, Arity},[local]);
do_ctp({_Module, _Function, _Arity}=MFA,Flags) ->
Nodes = req(get_nodes),
@@ -271,8 +271,7 @@ wtp(FileName) ->
ok
end,
[]),
- file:close(File),
- ok
+ ok = file:close(File)
end.
%%
@@ -600,7 +599,7 @@ stop() ->
end.
stop_clear() ->
- ctp(),
+ {ok, _} = ctp(),
stop().
%%% Calling the server.
@@ -791,7 +790,8 @@ loop({C,T}=SurviveLinks, Table) ->
end.
reply(Pid, Reply) ->
- Pid ! {dbg,Reply}.
+ Pid ! {dbg,Reply},
+ ok.
%%% A process-based tracer.
@@ -944,9 +944,11 @@ do_relay(Parent,RelP) ->
case RelP of
{Type,Data} ->
{ok,Tracer} = remote_tracer(Type,Data),
- Parent ! {started,Tracer};
+ Parent ! {started,Tracer},
+ ok;
Pid when is_pid(Pid) ->
- Parent ! {started,self()}
+ Parent ! {started,self()},
+ ok
end,
do_relay_1(RelP).
@@ -1366,7 +1368,7 @@ mk_reader_wrap([_Hd | Tail] = WrapFiles, File) ->
{ok, Term} ->
[Term | mk_reader_wrap(WrapFiles, File)];
eof ->
- file:close(File),
+ ok = file:close(File),
case Tail of
[_|_] ->
mk_reader_wrap(Tail);
diff --git a/lib/runtime_tools/src/erts_alloc_config.erl b/lib/runtime_tools/src/erts_alloc_config.erl
index e94cced911..514530332c 100644
--- a/lib/runtime_tools/src/erts_alloc_config.erl
+++ b/lib/runtime_tools/src/erts_alloc_config.erl
@@ -128,7 +128,7 @@ make_config(FileName) when is_list(FileName) ->
case file:open(FileName, [write]) of
{ok, IODev} ->
Res = req({make_config, IODev}),
- file:close(IODev),
+ ok = file:close(IODev),
Res;
Error ->
Error
@@ -200,9 +200,11 @@ server_loop(State) ->
Conf = #conf{segments = ?MBC_MSEG_LIMIT,
format_to = IODev},
Res = mk_config(Conf, State#state.alloc),
- From ! {response, Ref, Res};
+ From ! {response, Ref, Res},
+ ok;
_ ->
- From ! {response, Ref, no_scenario_saved}
+ From ! {response, Ref, no_scenario_saved},
+ ok
end,
State;
{request, From, Ref, stop} ->
diff --git a/lib/runtime_tools/src/observer_backend.erl b/lib/runtime_tools/src/observer_backend.erl
index 30df3b0b8b..66653c5b7f 100644
--- a/lib/runtime_tools/src/observer_backend.erl
+++ b/lib/runtime_tools/src/observer_backend.erl
@@ -259,7 +259,8 @@ etop_collect(Collector) ->
case SchedulerWallTime of
undefined ->
- spawn(fun() -> flag_holder_proc(Collector) end);
+ spawn(fun() -> flag_holder_proc(Collector) end),
+ ok;
_ ->
ok
end,
@@ -334,8 +335,8 @@ ttb_init_node(MetaFile_0,PI,Traci) ->
MetaPid ! {metadata,Traci},
case PI of
true ->
- Proci = pnames(),
- MetaPid ! {metadata,Proci};
+ MetaPid ! {metadata,pnames()},
+ ok;
false ->
ok
end,
@@ -354,7 +355,8 @@ ttb_meta_tracer(MetaFile,PI,Parent,SessionData) ->
erlang:trace_pattern({erlang,spawn_link,3},ReturnMS,[meta]),
erlang:trace_pattern({erlang,spawn_opt,1},ReturnMS,[meta]),
erlang:trace_pattern({erlang,register,2},[],[meta]),
- erlang:trace_pattern({global,register_name,2},[],[meta]);
+ erlang:trace_pattern({global,register_name,2},[],[meta]),
+ ok;
false ->
ok
end,
@@ -362,7 +364,8 @@ ttb_meta_tracer(MetaFile,PI,Parent,SessionData) ->
case proplists:get_value(overload_check, SessionData) of
{Ms, M, F} ->
catch M:F(init),
- erlang:send_after(Ms, self(), overload_check);
+ erlang:send_after(Ms, self(), overload_check),
+ ok;
_ ->
ok
end,
@@ -371,10 +374,10 @@ ttb_meta_tracer(MetaFile,PI,Parent,SessionData) ->
ttb_meta_tracer_loop(MetaFile,PI,Acc,State) ->
receive
{trace_ts,_,call,{erlang,register,[Name,Pid]},_} ->
- ttb_store_meta({pid,{Pid,Name}},MetaFile),
+ ok = ttb_store_meta({pid,{Pid,Name}},MetaFile),
ttb_meta_tracer_loop(MetaFile,PI,Acc,State);
{trace_ts,_,call,{global,register_name,[Name,Pid]},_} ->
- ttb_store_meta({pid,{Pid,{global,Name}}},MetaFile),
+ ok = ttb_store_meta({pid,{Pid,{global,Name}}},MetaFile),
ttb_meta_tracer_loop(MetaFile,PI,Acc,State);
{trace_ts,CallingPid,call,{erlang,spawn_opt,[{M,F,Args,_}]},_} ->
MFA = {M,F,length(Args)},
@@ -390,7 +393,7 @@ ttb_meta_tracer_loop(MetaFile,PI,Acc,State) ->
NewAcc =
dict:update(CallingPid,
fun([H|T]) ->
- ttb_store_meta({pid,{NewPid,H}},MetaFile),
+ ok = ttb_store_meta({pid,{NewPid,H}},MetaFile),
T
end,
Acc),
@@ -408,22 +411,22 @@ ttb_meta_tracer_loop(MetaFile,PI,Acc,State) ->
NewAcc =
dict:update(CallingPid,
fun([H|T]) ->
- ttb_store_meta({pid,{NewPid,H}},MetaFile),
+ ok = ttb_store_meta({pid,{NewPid,H}},MetaFile),
T
end,
Acc),
ttb_meta_tracer_loop(MetaFile,PI,NewAcc,State);
{metadata,Data} when is_list(Data) ->
- ttb_store_meta(Data,MetaFile),
+ ok = ttb_store_meta(Data,MetaFile),
ttb_meta_tracer_loop(MetaFile,PI,Acc,State);
{metadata,Key,Fun} when is_function(Fun) ->
- ttb_store_meta([{Key,Fun()}],MetaFile),
+ ok = ttb_store_meta([{Key,Fun()}],MetaFile),
ttb_meta_tracer_loop(MetaFile,PI,Acc,State);
{metadata,Key,What} ->
- ttb_store_meta([{Key,What}],MetaFile),
+ ok = ttb_store_meta([{Key,What}],MetaFile),
ttb_meta_tracer_loop(MetaFile,PI,Acc,State);
overload_check ->
{Ms, M, F} = proplists:get_value(overload_check, State),
@@ -439,7 +442,7 @@ ttb_meta_tracer_loop(MetaFile,PI,Acc,State) ->
ttb_meta_tracer_loop(MetaFile,PI,Acc, State)
end;
{'DOWN', _, _, _, _} ->
- stop_seq_trace(),
+ _ = stop_seq_trace(),
self() ! stop,
ttb_meta_tracer_loop(MetaFile,PI,Acc, State);
stop when PI=:=true ->
@@ -528,7 +531,7 @@ ttb_store_meta(Data,MetaFile) ->
ttb_store_meta([Data],MetaFile).
ttb_write_binary(Fd,[H|T]) ->
- file:write(Fd,ttb_make_binary(H)),
+ ok = file:write(Fd,ttb_make_binary(H)),
ttb_write_binary(Fd,T);
ttb_write_binary(_Fd,[]) ->
ok.
@@ -585,9 +588,9 @@ ttb_fetch(MetaFile,{Port,Host}) ->
send_files({Sock,Host},[File|Files]) ->
{ok,Fd} = file:open(File,[raw,read,binary]),
- gen_tcp:send(Sock,<<1,(list_to_binary(filename:basename(File)))/binary>>),
+ ok = gen_tcp:send(Sock,<<1,(list_to_binary(filename:basename(File)))/binary>>),
send_chunks(Sock,Fd),
- file:delete(File),
+ ok = file:delete(File),
send_files({Sock,Host},Files);
send_files({_Sock,_Host},[]) ->
done.
diff --git a/lib/runtime_tools/src/percept_profile.erl b/lib/runtime_tools/src/percept_profile.erl
index ceec4d3b89..1e8e913b80 100644
--- a/lib/runtime_tools/src/percept_profile.erl
+++ b/lib/runtime_tools/src/percept_profile.erl
@@ -87,7 +87,7 @@ start(Filename, Options) ->
start(Filename, {Module, Function, Args}, Options) ->
case whereis(percept_port) of
undefined ->
- profile_to_file(Filename, Options),
+ {ok, _} = profile_to_file(Filename, Options),
erlang:apply(Module, Function, Args),
stop();
Port ->
@@ -113,7 +113,7 @@ deliver_all_trace() ->
-spec stop() -> 'ok' | {'error', 'not_started'}.
stop() ->
- erlang:system_profile(undefined, [runnable_ports, runnable_procs]),
+ _ = erlang:system_profile(undefined, [runnable_ports, runnable_procs]),
erlang:trace(all, false, [procs, ports, timestamp]),
deliver_all_trace(),
case whereis(percept_port) of
@@ -158,7 +158,8 @@ set_tracer(Port, Opts) ->
{TOpts, POpts} = parse_profile_options(Opts),
% Setup profiling and tracing
erlang:trace(all, true, [{tracer, Port}, timestamp | TOpts]),
- erlang:system_profile(Port, POpts).
+ _ = erlang:system_profile(Port, POpts),
+ ok.
%% parse_profile_options
diff --git a/lib/runtime_tools/src/system_information.erl b/lib/runtime_tools/src/system_information.erl
index 1add01612d..df25297eb9 100644
--- a/lib/runtime_tools/src/system_information.erl
+++ b/lib/runtime_tools/src/system_information.erl
@@ -31,6 +31,7 @@
-export([report/0,
from_file/1,
to_file/1]).
+
-export([start/0, stop/0,
load_report/0, load_report/2,
applications/0, applications/1,
@@ -64,6 +65,7 @@
start() ->
gen_server:start({local, ?SERVER}, ?MODULE, [], []).
+
stop() ->
gen_server:call(?SERVER, stop, infinity).
@@ -71,7 +73,7 @@ load_report() -> load_report(data, report()).
load_report(file, File) -> load_report(data, from_file(File));
load_report(data, Report) ->
- start(), gen_server:call(?SERVER, {load_report, Report}, infinity).
+ ok = start_internal(), gen_server:call(?SERVER, {load_report, Report}, infinity).
report() -> [
{init_arguments, init:get_arguments()},
@@ -219,6 +221,13 @@ code_change(_OldVsn, State, _Extra) ->
%% Internal functions
%%===================================================================
+start_internal() ->
+ case start() of
+ {ok,_} -> ok;
+ {error, {already_started,_}} -> ok;
+ Error -> Error
+ end.
+
%% handle report values
get_value([], Data) -> Data;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 22:37:21 +0000