Merge branch 'rickard/time_api/OTP-11997'

* rickard/time_api/OTP-11997: (22 commits)
  Update primary bootstrap
  inets: Suppress deprecated warning on erlang:now/0
  inets: Cleanup of multiple copies of functions Add inets_lib with common functions used by multiple modules
  inets: Update comments
  Suppress deprecated warning on erlang:now/0
  Use new time API and be back-compatible in inets Remove unused functions and removed redundant test
  asn1 test SUITE: Eliminate use of now/0
  Disable deprecated warning on erlang:now/0 in diameter_lib
  Use new time API and be back-compatible in ssh
  Replace all calls to now/0 in CT with new time API functions
  test_server: Replace usage of erlang:now() with usage of new API
  Replace usage of erlang:now() with usage of new API
  Replace usage of erlang:now() with usage of new API
  Replace usage of erlang:now() with usage of new API
  Replace usage of erlang:now() with usage of new API
  otp_SUITE: Warn for calls to erlang:now/0
  Replace usage of erlang:now() with usage of new API
  Multiple timer wheels
  Erlang based BIF timer implementation for scalability
  Implement ethread events with timeout
  ...

Conflicts:
	bootstrap/bin/start.boot
	bootstrap/bin/start_clean.boot
	bootstrap/lib/compiler/ebin/beam_asm.beam
	bootstrap/lib/compiler/ebin/compile.beam
	bootstrap/lib/kernel/ebin/auth.beam
	bootstrap/lib/kernel/ebin/dist_util.beam
	bootstrap/lib/kernel/ebin/global.beam
	bootstrap/lib/kernel/ebin/hipe_unified_loader.beam
	bootstrap/lib/kernel/ebin/inet_db.beam
	bootstrap/lib/kernel/ebin/inet_dns.beam
	bootstrap/lib/kernel/ebin/inet_res.beam
	bootstrap/lib/kernel/ebin/os.beam
	bootstrap/lib/kernel/ebin/pg2.beam
	bootstrap/lib/stdlib/ebin/dets.beam
	bootstrap/lib/stdlib/ebin/dets_utils.beam
	bootstrap/lib/stdlib/ebin/erl_tar.beam
	bootstrap/lib/stdlib/ebin/escript.beam
	bootstrap/lib/stdlib/ebin/file_sorter.beam
	bootstrap/lib/stdlib/ebin/otp_internal.beam
	bootstrap/lib/stdlib/ebin/qlc.beam
	bootstrap/lib/stdlib/ebin/random.beam
	bootstrap/lib/stdlib/ebin/supervisor.beam
	bootstrap/lib/stdlib/ebin/timer.beam
	erts/aclocal.m4
	erts/emulator/beam/bif.c
	erts/emulator/beam/erl_bif_info.c
	erts/emulator/beam/erl_db_hash.c
	erts/emulator/beam/erl_init.c
	erts/emulator/beam/erl_process.h
	erts/emulator/beam/erl_thr_progress.c
	erts/emulator/beam/utils.c
	erts/emulator/sys/unix/sys.c
	erts/preloaded/ebin/erlang.beam
	erts/preloaded/ebin/erts_internal.beam
	erts/preloaded/ebin/init.beam
	erts/preloaded/src/erts_internal.erl
	lib/common_test/test/ct_hooks_SUITE_data/cth/tests/empty_cth.erl
	lib/diameter/src/base/diameter_lib.erl
	lib/kernel/src/os.erl
	lib/ssh/test/ssh_basic_SUITE.erl
	system/doc/efficiency_guide/advanced.xml

1 files changed, 12 insertions, 8 deletions

diff --git a/lib/inets/src/ftp/ftp.erl b/lib/inets/src/ftp/ftp.erl
index 8e51b1be5a..361a775024 100644
--- a/lib/inets/src/ftp/ftp.erl
+++ b/lib/inets/src/ftp/ftp.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 1997-2013. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2015. 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
@@ -21,6 +21,7 @@
 %% It also supports ipv6 RFC 2428 and starttls RFC 4217.
 
 -module(ftp).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 -behaviour(gen_server).
 -behaviour(inets_service).
@@ -2176,16 +2177,23 @@ handle_caller(#state{caller = {transfer_data, {Cmd, Bin, RemoteFile}}} =
 %% Connect to FTP server at Host (default is TCP port 21) 
 %% in order to establish a control connection.
 setup_ctrl_connection(Host, Port, Timeout, State) ->
-    MsTime = millisec_time(),
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    MsTime = try
+                 erlang:monotonic_time()
+             catch
+                 error:undef ->
+                     %% Use Erlang system time as monotonic time
+                     erlang:now()
+             end,
     case connect(Host, Port, Timeout, State) of
 	{ok, IpFam, CSock} ->
 	    NewState = State#state{csock = {tcp, CSock}, ipfamily = IpFam},
 	    activate_ctrl_connection(NewState),
-	    case Timeout - (millisec_time() - MsTime) of
+	    case Timeout - inets_lib:millisec_passed(MsTime) of
 		Timeout2 when (Timeout2 >= 0) ->
 		    {ok, NewState#state{caller = open}, Timeout2};
 		_ ->
-		    %% Oups: Simulate timeout
+                    %% Oups: Simulate timeout
 		    {ok, NewState#state{caller = open}, 0}
 	    end;
 	Error ->
@@ -2501,10 +2509,6 @@ progress_report(Report,  #state{progress = ProgressPid}) ->
     ftp_progress:report(ProgressPid, Report).
 
 
-millisec_time() ->
-    {A,B,C} = erlang:now(),
-    A*1000000000+B*1000+(C div 1000).
-
 peername({tcp, Socket}) -> inet:peername(Socket);
 peername({ssl, Socket}) -> ssl:peername(Socket).