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1 d93979b7 Arnaud Dieumegard
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-- Copyright (C) 1996 Morgan Kaufmann Publishers, Inc
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-- This file is part of VESTs (Vhdl tESTs).
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-- VESTs is free software; you can redistribute it and/or modify it
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-- under the terms of the GNU General Public License as published by the
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-- Free Software Foundation; either version 2 of the License, or (at
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-- your option) any later version. 
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-- VESTs is distributed in the hope that it will be useful, but WITHOUT
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-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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-- FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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-- for more details. 
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-- You should have received a copy of the GNU General Public License
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-- along with VESTs; if not, write to the Free Software Foundation,
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-- Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
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-- ---------------------------------------------------------------------
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--
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-- $Id: ch_17_fg_17_09.vhd,v 1.2 2001-10-26 16:29:36 paw Exp $
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-- $Revision: 1.2 $
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--
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-- ---------------------------------------------------------------------
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entity fg_17_09 is
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end entity fg_17_09;
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architecture test of fg_17_09 is
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begin
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  -- code from book
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  receiver : process is
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                       use work.bounded_buffer_adt.all;
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                     variable receive_buffer : bounded_buffer := new_bounded_buffer(2048);
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                     variable buffer_overrun, buffer_underrun : boolean;
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                     -- . . .
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                     -- not in book
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                     variable received_byte, check_byte : byte;
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                     -- end not in book
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  begin
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    -- . . .
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    test_full(receive_buffer, buffer_overrun);
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    if not buffer_overrun then
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      write(receive_buffer, received_byte);
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    end if;
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    -- . . .
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    test_empty(receive_buffer, buffer_underrun);
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    if not buffer_underrun then
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      read(receive_buffer, check_byte);
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    end if;
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    -- . . .
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  end process receiver;
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  -- end code from book
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end architecture test;