Merge branch 'maint' into sverk/trace-process_dump-matchstate

Conflicts:
	erts/emulator/beam/erl_printf_term.c
	erts/emulator/beam/erl_term.c
	erts/emulator/beam/utils.c

1 files changed, 34 insertions, 12 deletions

diff --git a/lib/stdlib/src/sys.erl b/lib/stdlib/src/sys.erl
index d3ba09ce82..a7debb00f5 100644
--- a/lib/stdlib/src/sys.erl
+++ b/lib/stdlib/src/sys.erl
@@ -3,16 +3,17 @@
 %% 
 %% Copyright Ericsson AB 1996-2014. 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.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%%     http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
 %% 
 %% %CopyrightEnd%
 %%
@@ -24,6 +25,7 @@
 	 get_state/1, get_state/2,
 	 replace_state/2, replace_state/3,
 	 change_code/4, change_code/5,
+	 terminate/2, terminate/3,
 	 log/2, log/3, trace/2, trace/3, statistics/2, statistics/3,
 	 log_to_file/2, log_to_file/3, no_debug/1, no_debug/2,
 	 install/2, install/3, remove/2, remove/3]).
@@ -163,6 +165,19 @@ change_code(Name, Mod, Vsn, Extra) ->
 change_code(Name, Mod, Vsn, Extra, Timeout) ->
     send_system_msg(Name, {change_code, Mod, Vsn, Extra}, Timeout).
 
+-spec terminate(Name, Reason) -> 'ok' when
+      Name :: name(),
+      Reason :: term().
+terminate(Name, Reason) ->
+    send_system_msg(Name, {terminate, Reason}).
+
+-spec terminate(Name, Reason, Timeout) -> 'ok' when
+      Name :: name(),
+      Reason :: term(),
+      Timeout :: timeout().
+terminate(Name, Reason, Timeout) ->
+    send_system_msg(Name, {terminate, Reason}, Timeout).
+
 %%-----------------------------------------------------------------
 %% Debug commands
 %%-----------------------------------------------------------------
@@ -298,6 +313,8 @@ mfa(Name, {debug, {Func, Arg2}}) ->
     {sys, Func, [Name, Arg2]};
 mfa(Name, {change_code, Mod, Vsn, Extra}) ->
     {sys, change_code, [Name, Mod, Vsn, Extra]};
+mfa(Name, {terminate, Reason}) ->
+    {sys, terminate, [Name, Reason]};
 mfa(Name, Atom) ->
     {sys, Atom, [Name]}.
 
@@ -313,7 +330,7 @@ mfa(Name, Req, Timeout) ->
 %% Returns: This function *never* returns! It calls the function
 %%          Module:system_continue(Parent, NDebug, Misc)
 %%          there the process continues the execution or
-%%          Module:system_terminate(Raeson, Parent, Debug, Misc) if
+%%          Module:system_terminate(Reason, Parent, Debug, Misc) if
 %%          the process should terminate.
 %%          The Module must export system_continue/3, system_terminate/4
 %%          and format_status/2 for status information.
@@ -339,7 +356,10 @@ handle_system_msg(SysState, Msg, From, Parent, Mod, Debug, Misc, Hib) ->
 	    suspend_loop(suspended, Parent, Mod, NDebug, NMisc, Hib);
 	{running, Reply, NDebug, NMisc} ->
 	    _ = gen:reply(From, Reply),
-            Mod:system_continue(Parent, NDebug, NMisc)
+            Mod:system_continue(Parent, NDebug, NMisc);
+	{{terminating, Reason}, Reply, NDebug, NMisc} ->
+	    _ = gen:reply(From, Reply),
+	    Mod:system_terminate(Reason, Parent, NDebug, NMisc)
     end.
 
 %%-----------------------------------------------------------------
@@ -419,6 +439,8 @@ do_cmd(SysState, get_status, Parent, Mod, Debug, Misc) ->
 do_cmd(SysState, {debug, What}, _Parent, _Mod, Debug, Misc) ->
     {Res, NDebug} = debug_cmd(What, Debug),
     {SysState, Res, NDebug, Misc};
+do_cmd(_, {terminate, Reason}, _Parent, _Mod, Debug, Misc) ->
+    {{terminating, Reason}, ok, Debug, Misc};
 do_cmd(suspended, {change_code, Module, Vsn, Extra}, _Parent,
        Mod, Debug, Misc) ->
     {Res, NMisc} = do_change_code(Mod, Module, Vsn, Extra, Misc),