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-rw-r--r--lib/pman/src/pman_relay_server.erl57
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diff --git a/lib/pman/src/pman_relay_server.erl b/lib/pman/src/pman_relay_server.erl
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+++ b/lib/pman/src/pman_relay_server.erl
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+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 1997-2009. 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
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+%%%----------------------------------------------------------------------
+%%% Purpose : Relay server code.
+%%%----------------------------------------------------------------------
+
+-module(pman_relay_server).
+
+%%-compile(export_all).
+-export([init/1]).
+
+
+
+init(P) ->
+ process_flag(trap_exit, true),
+
+ loop(P).
+
+loop(P) ->
+ receive
+ {ok_to_trace, PidSender, PidToTrace} ->
+ case catch erlang:trace(PidToTrace, false, [send]) of
+ 1 ->
+ PidSender ! {ok_to_trace, self()},
+ loop(P);
+ _Otherwise ->
+ PidSender ! {not_ok_to_trace, self()}
+ end;
+
+ {P, M,F,A} ->
+ case catch apply(M, F, A) of
+ 1 -> ok;
+ _Other -> P ! {print, "** Illegal trace request **\n", []}
+ end,
+ loop(P);
+ {'EXIT', P, _Reason} ->
+ exit(normal);
+ Other -> %% Here is the normal case for trace i/o
+ P ! Other,
+ loop(P)
+ end.