Merge branch 'siri/unicode-merge' into maint

* siri/unicode-merge: (28 commits)
  stdlib: use 'unicode' option for regexp in ets
  ct: use 'unicode' option for regexps
  syntax_tools: add 'unicode' option to re:run for matching paths
  kernel: update simple error logger to print Unicode strings
  stdlib: add Unicode translation modifier in error_logger_tty_h
  wx: add Unicode translation modifier to wx_object
  stdlib: add Unicode translation modifier in debug format funs
  sasl: set encoding of SASL report log
  stdlib: use Unicode translation modifier in error_logger_file_h
  observer: Improve handling of Unicode
  mnesia: Improve handling of Unicode
  stdlib : Improve handling of Unicode
  kernel: Improve handling of Unicode
  hipe: Improve handling of Unicode
  edoc: Improve handling of Unicode
  syntax_tools: Improve handling of Unicode
  dialyzer: Improve handling of Unicode
  et: Improve handling of Unicode
  xref: Improve handling of Unicode
  fprof: Modify handling of Unicode
  eprof: Improve handling of Unicode
  eunit: Improve handling of Unicode
  stdlib: Improve handling of Unicode in escript
  stdlib: Improve handling of Unicode in edlin_expand
  stdlib: Modify handling of Unicode in proc_lib
  sasl: Improve handling of Unicode
  edoc: Improve handling of Unicode
  debugger: Improve handling of Unicode

OTP-14462
OTP-14464

5 files changed, 24 insertions, 35 deletions

diff --git a/lib/kernel/src/error_logger.erl b/lib/kernel/src/error_logger.erl
index 9bf8547745..f07ec52cfa 100644
--- a/lib/kernel/src/error_logger.erl
+++ b/lib/kernel/src/error_logger.erl
@@ -499,27 +499,16 @@ display4(A = [_|_]) ->
 display4(A) ->
     erlang:display(A).
 
-string_p([]) ->
+
+string_p(Term) when is_list(Term) ->
+    string_p1(lists:flatten(Term));
+string_p(_Term) ->
+    false.
+
+string_p1([]) ->
     false;
-string_p(Term) ->
-    string_p1(Term).
-
-string_p1([H|T]) when is_integer(H), H >= $\s, H < 255 ->
-    string_p1(T);
-string_p1([$\n|T]) -> string_p1(T);
-string_p1([$\r|T]) -> string_p1(T);
-string_p1([$\t|T]) -> string_p1(T);
-string_p1([$\v|T]) -> string_p1(T);
-string_p1([$\b|T]) -> string_p1(T);
-string_p1([$\f|T]) -> string_p1(T);
-string_p1([$\e|T]) -> string_p1(T);
-string_p1([H|T]) when is_list(H) ->
-    case string_p1(H) of
-	true -> string_p1(T);
-	_    -> false
-    end;
-string_p1([]) -> true;
-string_p1(_) ->  false.
+string_p1(FlatList) ->
+    io_lib:printable_list(FlatList).
 
 -spec limit_term(term()) -> term().
 
diff --git a/lib/kernel/src/file_server.erl b/lib/kernel/src/file_server.erl
index 6504174cbc..6e8f64d932 100644
--- a/lib/kernel/src/file_server.erl
+++ b/lib/kernel/src/file_server.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2000-2016. All Rights Reserved.
+%% Copyright Ericsson AB 2000-2017. 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.
@@ -207,7 +207,7 @@ handle_call(stop, _From, Handle) ->
     {stop, normal, stopped, Handle};
 
 handle_call(Request, From, Handle) ->
-    error_logger:error_msg("handle_call(~p, ~p, _)", [Request, From]),
+    error_logger:error_msg("handle_call(~tp, ~tp, _)", [Request, From]),
     {noreply, Handle}.
 
 %%----------------------------------------------------------------------
@@ -220,7 +220,7 @@ handle_call(Request, From, Handle) ->
 -spec handle_cast(term(), state()) -> {'noreply', state()}.
 
 handle_cast(Msg, State) ->
-    error_logger:error_msg("handle_cast(~p, _)", [Msg]),
+    error_logger:error_msg("handle_cast(~tp, _)", [Msg]),
     {noreply, State}.
 
 %%----------------------------------------------------------------------
@@ -243,7 +243,7 @@ handle_info({'EXIT', Handle, _Reason}, Handle) ->
     {stop, normal, Handle};
 
 handle_info(Info, State) ->
-    error_logger:error_msg("handle_Info(~p, _)", [Info]),
+    error_logger:error_msg("handle_Info(~tp, _)", [Info]),
     {noreply, State}.
 
 %%----------------------------------------------------------------------
diff --git a/lib/kernel/src/global.erl b/lib/kernel/src/global.erl
index a9e92b28b8..a38522eb5c 100644
--- a/lib/kernel/src/global.erl
+++ b/lib/kernel/src/global.erl
@@ -262,7 +262,7 @@ check_dupname(Name, Pid) ->
                 {ok, allow} ->
                     true;
                 _ ->
-                    S = "global: ~w registered under several names: ~w\n",
+                    S = "global: ~w registered under several names: ~tw\n",
                     Names = [Name | [Name1 || {_Pid, Name1} <- PidNames]],
                     error_logger:error_msg(S, [Pid, Names]),
                     false
@@ -659,7 +659,7 @@ handle_call(stop, _From, S) ->
 handle_call(Request, From, S) ->
     error_logger:warning_msg("The global_name_server "
                              "received an unexpected message:\n"
-                             "handle_call(~p, ~p, _)\n", 
+                             "handle_call(~tp, ~tp, _)\n",
                              [Request, From]),
     {noreply, S}.
 
@@ -828,7 +828,7 @@ handle_cast({async_del_lock, _ResourceId, _Pid}, S) ->
 handle_cast(Request, S) ->
     error_logger:warning_msg("The global_name_server "
                              "received an unexpected message:\n"
-                             "handle_cast(~p, _)\n", [Request]),
+                             "handle_cast(~tp, _)\n", [Request]),
     {noreply, S}.
 
 %%========================================================================
@@ -955,7 +955,7 @@ handle_info({'DOWN', MonitorRef, process, _Pid, _Info}, S0) ->
 handle_info(Message, S) ->
     error_logger:warning_msg("The global_name_server "
                              "received an unexpected message:\n"
-                             "handle_info(~p, _)\n", [Message]),
+                             "handle_info(~tp, _)\n", [Message]),
     {noreply, S}.
 
 
@@ -1949,13 +1949,13 @@ exchange_names([{Name, Pid, Method} | Tail], Node, Ops, Res) ->
 		    exchange_names(Tail, Node, [Op | Ops], [Op | Res]);
 		{badrpc, Badrpc} ->
 		    error_logger:info_msg("global: badrpc ~w received when "
-					  "conflicting name ~w was found\n",
+					  "conflicting name ~tw was found\n",
 					  [Badrpc, Name]),
 		    Op = {insert, {Name, Pid, Method}},
 		    exchange_names(Tail, Node, [Op | Ops], Res);
 		Else ->
 		    error_logger:info_msg("global: Resolve method ~w for "
-					  "conflicting name ~w returned ~w\n",
+					  "conflicting name ~tw returned ~tw\n",
 					  [Method, Name, Else]),
 		    Op = {delete, Name},
 		    exchange_names(Tail, Node, [Op | Ops], [Op | Res])
@@ -1984,7 +1984,7 @@ minmax(P1,P2) ->
       Pid2 :: pid().
 random_exit_name(Name, Pid, Pid2) ->
     {Min, Max} = minmax(Pid, Pid2),
-    error_logger:info_msg("global: Name conflict terminating ~w\n",
+    error_logger:info_msg("global: Name conflict terminating ~tw\n",
 			  [{Name, Max}]),
     exit(Max, kill),
     Min.
@@ -2200,7 +2200,7 @@ unexpected_message({'EXIT', _Pid, _Reason}, _What) ->
     ok;
 unexpected_message(Message, What) -> 
     error_logger:warning_msg("The global_name_server ~w process "
-                             "received an unexpected message:\n~p\n", 
+                             "received an unexpected message:\n~tp\n",
                              [What, Message]).
 
 %%% Utilities
diff --git a/lib/kernel/src/net_kernel.erl b/lib/kernel/src/net_kernel.erl
index ddda396713..7da89dd7cb 100644
--- a/lib/kernel/src/net_kernel.erl
+++ b/lib/kernel/src/net_kernel.erl
@@ -778,7 +778,7 @@ handle_info(transition_period_end,
     {noreply,State#state{tick = #tick{ticker = Tckr, time = T}}};
 
 handle_info(X, State) ->
-    error_msg("Net kernel got ~w~n",[X]),
+    error_msg("Net kernel got ~tw~n",[X]),
     {noreply,State}.
 
 %% -----------------------------------------------------------
diff --git a/lib/kernel/src/pg2.erl b/lib/kernel/src/pg2.erl
index edf4aedde2..c4732f37ee 100644
--- a/lib/kernel/src/pg2.erl
+++ b/lib/kernel/src/pg2.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 1997-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2017. 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.
@@ -199,7 +199,7 @@ handle_call({delete, Name}, _From, S) ->
     {reply, ok, S};
 handle_call(Request, From, S) ->
     error_logger:warning_msg("The pg2 server received an unexpected message:\n"
-                             "handle_call(~p, ~p, _)\n", 
+                             "handle_call(~tp, ~tp, _)\n",
                              [Request, From]),
     {noreply, S}.