From b25b5b1966960a580293a0bdefcf8d290efe9b4d Mon Sep 17 00:00:00 2001
From: Adam Kocoloski <adam@cloudant.com>
Date: Thu, 21 Oct 2010 21:48:39 -0400
Subject: use erlang:send_after/3 instead of timer version

http://www.erlang.org/doc/efficiency_guide/commoncaveats.html#id52228
---
 apps/couch/src/couch_file.erl | 4 ++--
 apps/mem3/src/mem3_cache.erl  | 2 +-
 apps/mem3/src/mem3_nodes.erl  | 2 +-
 apps/rexi/src/rexi_utils.erl  | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/apps/couch/src/couch_file.erl b/apps/couch/src/couch_file.erl
index 2d539f64..b3d91bb4 100644
--- a/apps/couch/src/couch_file.erl
+++ b/apps/couch/src/couch_file.erl
@@ -237,7 +237,7 @@ init_status_error(ReturnPid, Ref, Error) ->
 
 init({Filepath, Options, ReturnPid, Ref}) ->
     process_flag(trap_exit, true),
-    timer:send_after(60000, maybe_close),
+    erlang:send_after(60000, self(), maybe_close),
     case lists:member(create, Options) of
     true ->
         filelib:ensure_dir(Filepath),
@@ -489,7 +489,7 @@ handle_info(maybe_close, Fd) ->
             [?MODULE, self()]),
         {stop, normal, Fd};
     _Else ->
-        timer:send_after(10000, maybe_close),
+        erlang:send_after(10000, self(), maybe_close),
         {noreply, Fd}
     end;
 handle_info({'EXIT', _, normal}, Fd) ->
diff --git a/apps/mem3/src/mem3_cache.erl b/apps/mem3/src/mem3_cache.erl
index 419e0d7c..6614c29e 100644
--- a/apps/mem3/src/mem3_cache.erl
+++ b/apps/mem3/src/mem3_cache.erl
@@ -45,7 +45,7 @@ handle_info({'DOWN', _, _, Pid, {badarg, [{ets,delete,[partitions,_]}|_]}},
 handle_info({'DOWN', _, _, Pid, Reason}, #state{changes_pid=Pid} = State) ->
     ?LOG_INFO("~p changes listener died ~p", [?MODULE, Reason]),
     Seq = case Reason of {seq, EndSeq} -> EndSeq; _ -> 0 end,
-    timer:send_after(5000, {start_listener, Seq}),
+    erlang:send_after(5000, self(), {start_listener, Seq}),
     {noreply, State};
 handle_info({start_listener, Seq}, State) ->
     {NewPid, _} = spawn_monitor(fun() -> listen_for_changes(Seq) end),
diff --git a/apps/mem3/src/mem3_nodes.erl b/apps/mem3/src/mem3_nodes.erl
index c8528cb6..f9320598 100644
--- a/apps/mem3/src/mem3_nodes.erl
+++ b/apps/mem3/src/mem3_nodes.erl
@@ -53,7 +53,7 @@ handle_info({'DOWN', _, _, Pid, Reason}, #state{changes_pid=Pid} = State) ->
     ?LOG_INFO("~p changes listener died ~p", [?MODULE, Reason]),
     StartSeq = State#state.update_seq,
     Seq = case Reason of {seq, EndSeq} -> EndSeq; _ -> StartSeq end,
-    timer:send_after(5000, start_listener),
+    erlang:send_after(5000, self(), start_listener),
     {noreply, State#state{update_seq = Seq}};
 handle_info(start_listener, #state{update_seq = Seq} = State) ->
     {NewPid, _} = spawn_monitor(fun() -> listen_for_changes(Seq) end),
diff --git a/apps/rexi/src/rexi_utils.erl b/apps/rexi/src/rexi_utils.erl
index 79183951..1e8820e1 100644
--- a/apps/rexi/src/rexi_utils.erl
+++ b/apps/rexi/src/rexi_utils.erl
@@ -9,7 +9,7 @@ recv(Refs, Keypos, Fun, Acc0, infinity, PerMsgTO) ->
     process_mailbox(Refs, Keypos, Fun, Acc0, nil, PerMsgTO);
 recv(Refs, Keypos, Fun, Acc0, GlobalTimeout, PerMsgTO) ->
     TimeoutRef = erlang:make_ref(),
-    {ok, TRef} = timer:send_after(GlobalTimeout, {timeout, TimeoutRef}),
+    {ok, TRef} = erlang:send_after(GlobalTimeout, self(), {timeout, TimeoutRef}),
     try
         process_mailbox(Refs, Keypos, Fun, Acc0, TimeoutRef, PerMsgTO)
     after
-- 
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