adasockets/examples/multi.adb

78 lines
3.9 KiB
Ada

-----------------------------------------------------------------------------
-- --
-- ADASOCKETS COMPONENTS --
-- --
-- M U L T I --
-- --
-- B o d y --
-- --
-- Copyright (C) 1998-2020 Samuel Tardieu <sam@rfc1149.net> --
-- Copyright (C) 1999-2003 ENST http://www.enst.fr/ --
-- --
-- AdaSockets is free software; you can redistribute it and/or modify --
-- it under terms of the GNU General Public License as published by --
-- the Free Software Foundation; either version 2, or (at your option) --
-- any later version. AdaSockets is distributed in the hope that it --
-- will be useful, but WITHOUT ANY WARRANTY; without even the implied --
-- warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. --
-- See the GNU General Public License for more details. You should --
-- have received a copy of the GNU General Public License distributed --
-- with AdaSockets; see file COPYING. If not, write to the Free --
-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA --
-- 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from --
-- this unit, or you link this unit with other files to produce an --
-- executable, this unit does not by itself cause the resulting --
-- executable to be covered by the GNU General Public License. This --
-- exception does not however invalidate any other reasons why the --
-- executable file might be covered by the GNU Public License. --
-- --
-- The main repository for this software is located at: --
-- http://www.rfc1149.net/devel/adasockets --
-- --
-- If you have any question, please send a mail to the AdaSockets list --
-- adasockets@lists.rfc1149.net --
-- --
-----------------------------------------------------------------------------
with Ada.Command_Line; use Ada.Command_Line;
with Ada.Exceptions; use Ada.Exceptions;
with Ada.Text_IO; use Ada.Text_IO;
with Sockets.Multicast; use Sockets, Sockets.Multicast;
procedure Multi is
Sock : constant Multicast_Socket_FD :=
Create_Multicast_Socket ("224.13.194.161", 0);
task Send_Packets;
task body Send_Packets is
Message : constant String := Argument (1);
begin
for I in 1 .. 30 loop
delay 2.0;
Put_Line ("Emitting """ & Message & """");
Put (Sock, Message);
end loop;
exception
when E : others =>
Put_Line ("Exception raised in Send_Packets task:" &
Exception_Information (E));
end Send_Packets;
begin
loop
Put_Line ("Waiting for input");
Put_Line ("Received """ & Get (Sock) & """");
end loop;
exception
when E : others =>
Put_Line ("Exception raised in main task:" &
Exception_Information (E));
if Argument_Count < 1 then
Put_Line ("Btw, usage is: multi ""string to send""");
end if;
end Multi;