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-rw-r--r--lib/observer/src/etop_txt.erl65
1 files changed, 41 insertions, 24 deletions
diff --git a/lib/observer/src/etop_txt.erl b/lib/observer/src/etop_txt.erl
index 3b4c176478..183641119a 100644
--- a/lib/observer/src/etop_txt.erl
+++ b/lib/observer/src/etop_txt.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2002-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2002-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -22,35 +22,34 @@
%%-compile(export_all).
-export([init/1,stop/1]).
--export([do_update/3]).
+-export([do_update/4]).
-include("etop.hrl").
-include("etop_defs.hrl").
--import(etop,[loadinfo/1,meminfo/2]).
-
--define(PROCFORM,"~-15w~-20s~8w~8w~8w~8w ~-20s~n").
+-import(etop,[loadinfo/2,meminfo/2]).
stop(Pid) -> Pid ! stop.
init(Config) ->
- loop(Config).
+ loop(#etop_info{},Config).
-loop(Config) ->
- Info = do_update(Config),
+loop(Prev,Config) ->
+ Info = do_update(Prev,Config),
receive
stop -> stopped;
- {dump,Fd} -> do_update(Fd,Info,Config), loop(Config);
- {config,_,Config1} -> loop(Config1)
- after Config#opts.intv -> loop(Config)
+ {dump,Fd} -> do_update(Fd,Info,Prev,Config), loop(Info,Config);
+ {config,_,Config1} -> loop(Info,Config1)
+ after Config#opts.intv -> loop(Info,Config)
end.
-do_update(Config) ->
+do_update(Prev,Config) ->
Info = etop:update(Config),
- do_update(standard_io,Info,Config).
+ do_update(standard_io,Info,Prev,Config).
-do_update(Fd,Info,Config) ->
- {Cpu,NProcs,RQ,Clock} = loadinfo(Info),
+do_update(Fd,Info,Prev,Config) ->
+ Encoding = encoding(Fd),
+ {Cpu,NProcs,RQ,Clock} = loadinfo(Info,Prev),
io:nl(Fd),
writedoubleline(Fd),
case Info#etop_info.memi of
@@ -73,7 +72,7 @@ do_update(Fd,Info,Config) ->
io:nl(Fd),
writepinfo_header(Fd),
writesingleline(Fd),
- writepinfo(Fd,Info#etop_info.procinfo),
+ writepinfo(Fd,Info#etop_info.procinfo,Encoding),
writedoubleline(Fd),
io:nl(Fd),
Info.
@@ -93,19 +92,37 @@ writepinfo(Fd,[#etop_proc_info{pid=Pid,
runtime=Time,
cf=MFA,
mq=MQ}
- |T]) ->
- io:fwrite(Fd,?PROCFORM,[Pid,to_list(Name),Time,Reds,Mem,MQ,formatmfa(MFA)]),
- writepinfo(Fd,T);
-writepinfo(_Fd,[]) ->
+ |T],
+ Encoding) ->
+ io:fwrite(Fd,proc_format(Encoding),
+ [Pid,to_list(Name,Encoding),Time,Reds,Mem,MQ,
+ formatmfa(MFA,Encoding)]),
+ writepinfo(Fd,T,Encoding);
+writepinfo(_Fd,[],_) ->
ok.
-formatmfa({M, F, A}) ->
+formatmfa({M, F, A},latin1) ->
io_lib:format("~w:~w/~w",[M, F, A]);
-formatmfa(Other) ->
+formatmfa({M, F, A},_) ->
+ io_lib:format("~w:~tw/~w",[M, F, A]);
+formatmfa(Other,_) ->
%% E.g. when running hipe - the current_function for some
%% processes will be 'undefined'
io_lib:format("~w",[Other]).
-to_list(Name) when is_atom(Name) -> atom_to_list(Name);
-to_list({_M,_F,_A}=MFA) -> formatmfa(MFA).
+to_list(Name,_) when is_atom(Name) -> atom_to_list(Name);
+to_list({_M,_F,_A}=MFA,Encoding) -> formatmfa(MFA,Encoding).
+
+encoding(Device) ->
+ case io:getopts(Device) of
+ List when is_list(List) ->
+ proplists:get_value(encoding,List,latin1);
+ _ ->
+ latin1
+ end.
+
+proc_format(latin1) ->
+ "~-15w~-20s~8w~8w~8w~8w ~-20s~n";
+proc_format(_) ->
+ "~-15w~-20ts~8w~8w~8w~8w ~-20ts~n".