1--  Copyright 2010-2020 Free Software Foundation, Inc.
2--
3--  This program is free software; you can redistribute it and/or modify
4--  it under the terms of the GNU General Public License as published by
5--  the Free Software Foundation; either version 3 of the License, or
6--  (at your option) any later version.
7--
8--  This program is distributed in the hope that it will be useful,
9--  but WITHOUT ANY WARRANTY; without even the implied warranty of
10--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11--  GNU General Public License for more details.
12--
13--  You should have received a copy of the GNU General Public License
14--  along with this program.  If not, see <http://www.gnu.org/licenses/>.
15
16with Pck; use Pck;
17
18package body Mixed is
19   --  We are importing symbols from foo.o, so make sure this object file
20   --  gets linked in.
21   Pragma Linker_Options ("foo.o");
22
23   type Color is (Red, Green, Blue);
24
25   procedure C_Function;
26   pragma Import (C, C_Function, "c_function");
27
28   procedure Callme;
29   pragma Export (C, Callme, "callme");
30
31   procedure Break_Me (Light : Color) is
32   begin
33      Put_Line ("Light: " & Color'Image (Light));  --  STOP
34   end Break_Me;
35
36   procedure Callme is
37   begin
38      Break_Me (Red);
39      Break_Me (Green);
40      Break_Me (Blue);
41   end Callme;
42
43   procedure Start_Test is
44   begin
45      --  Call C_Function, which will call Callme.
46      C_Function;
47   end Start_Test;
48
49end Mixed;
50