gproc/include/gproc.hrl

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%% The Initial Developer of the Original Code is Ericsson Utvecklings AB.
%% Portions created by Ericsson are Copyright 1999, Ericsson Utvecklings
%% AB. All Rights Reserved.''
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%% @author Ulf Wiger <ulf.wiger@erlang-solutions.com>
%% 
%% gproc.hrl: Common definitions

-define(TAB, gproc).


-type type()     :: n | p | c | a.
-type scope()    :: l | g.
-type context()  :: {scope(),type()} | type().
-type sel_type() :: n | p | c | a |
                    names | props | counters | aggr_counters.

-type sel_var() :: '_' | atom().
-type keypat()  :: {sel_type() | sel_var(), l | g | sel_var(), any()}.
-type pidpat()  :: pid() | sel_var().
-type headpat() :: {keypat(),pidpat(),any()}.
-type key()     :: {type(), scope(), any()}.

-type sel_pattern() :: [{headpat(), list(), list()}].