From 8894ff896d45a5aeb720378f66d15eef4db8593b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Mon, 4 Apr 2016 14:08:09 +0200
Subject: Update spec for rpc:pinfo/2

rpc:pinfo/2 is documented as a location-transparent version
of process_info/2. Therefore, it should be expected that
the spec would allow calls with an item list, for example:

  rpc:pinfo(Pid, [initial_call,last_calls])

Report-URL: http://bugs.erlang.org/browse/ERL-124
Reported-by: bjfish
---
 lib/kernel/doc/src/rpc.xml | 3 ++-
 lib/kernel/src/rpc.erl     | 5 +++++
 2 files changed, 7 insertions(+), 1 deletion(-)

(limited to 'lib/kernel')

diff --git a/lib/kernel/doc/src/rpc.xml b/lib/kernel/doc/src/rpc.xml
index be1641ffd9..f8d81d749d 100644
--- a/lib/kernel/doc/src/rpc.xml
+++ b/lib/kernel/doc/src/rpc.xml
@@ -325,7 +325,8 @@
     </func>
 
     <func>
-      <name name="pinfo" arity="2"/>
+      <name name="pinfo" arity="2" clause_i="1"/>
+      <name name="pinfo" arity="2" clause_i="2"/>
       <fsummary>Information about a process.</fsummary>
       <desc>
         <p>Location transparent version of the BIF
diff --git a/lib/kernel/src/rpc.erl b/lib/kernel/src/rpc.erl
index 0e1e3f070c..5f83713cf7 100644
--- a/lib/kernel/src/rpc.erl
+++ b/lib/kernel/src/rpc.erl
@@ -727,6 +727,11 @@ pinfo(Pid) ->
 -spec pinfo(Pid, Item) -> {Item, Info} | undefined | [] when
       Pid :: pid(),
       Item :: atom(),
+      Info :: term();
+           (Pid, ItemList) -> [{Item, Info}] | undefined | [] when
+      Pid :: pid(),
+      Item :: atom(),
+      ItemList :: [Item],
       Info :: term().
 
 pinfo(Pid, Item) when node(Pid) =:= node() ->
-- 
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