1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- S Y S T E M . C O M M U N I C A T I O N --
9 -- Copyright (C) 2001-2012, AdaCore --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
18 -- As a special exception under Section 7 of GPL version 3, you are granted --
19 -- additional permissions described in the GCC Runtime Library Exception, --
20 -- version 3.1, as published by the Free Software Foundation. --
22 -- You should have received a copy of the GNU General Public License and --
23 -- a copy of the GCC Runtime Library Exception along with this program; --
24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
25 -- <http://www.gnu.org/licenses/>. --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
30 ------------------------------------------------------------------------------
32 -- Common support unit for GNAT.Sockets and GNAT.Serial_Communication
37 package System.Communication is
41 (First : Ada.Streams.Stream_Element_Offset;
42 Count : CRTL.size_t) return Ada.Streams.Stream_Element_Offset;
43 -- Compute the Last OUT parameter for the various Read / Receive
44 -- subprograms: returns First + Count - 1.
46 -- When First = Stream_Element_Offset'First and Res = 0, Constraint_Error
47 -- is raised. This is consistent with the semantics of stream operations
48 -- as clarified in AI95-227.
50 end System.Communication;