%%
%% %CopyrightBegin%
%% 
%% Copyright Ericsson AB 1998-2009. 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.
%% 
%% %CopyrightEnd%
%%

-module(port_test).

-export([env/1, pwd/0]).

env([A]) ->
    Var = atom_to_list(A),
    Val = os:getenv(Var),
    case Val of
	false ->
	    io:format("0~n");
	_ ->
	    io:format("1~s~n", [Val])
    end.

pwd() ->
    {ok, Pwd} = file:get_cwd(),
    io:format("~s~n", [Pwd]).