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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [s-commun.adb] - Blame information for rev 706

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1 706 jeremybenn
------------------------------------------------------------------------------
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--                                                                          --
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--                         GNAT COMPILER COMPONENTS                         --
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--                                                                          --
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--                 S Y S T E M . C O M M U N I C A T I O N                  --
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--                                                                          --
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--                                 B o d y                                  --
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--                                                                          --
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--                     Copyright (C) 2001-2009, AdaCore                     --
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--                                                                          --
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-- GNAT is free software;  you can  redistribute it  and/or modify it under --
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-- terms of the  GNU General Public License as published  by the Free Soft- --
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-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
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-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
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--                                                                          --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception,   --
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-- version 3.1, as published by the Free Software Foundation.               --
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--                                                                          --
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-- You should have received a copy of the GNU General Public License and    --
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-- a copy of the GCC Runtime Library Exception along with this program;     --
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-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
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-- <http://www.gnu.org/licenses/>.                                          --
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--                                                                          --
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-- GNAT was originally developed  by the GNAT team at  New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc.      --
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--                                                                          --
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------------------------------------------------------------------------------
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package body System.Communication is
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   subtype SEO is Ada.Streams.Stream_Element_Offset;
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   ----------------
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   -- Last_Index --
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   ----------------
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   function Last_Index
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     (First : Ada.Streams.Stream_Element_Offset;
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      Count : CRTL.size_t) return Ada.Streams.Stream_Element_Offset
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   is
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      use type Ada.Streams.Stream_Element_Offset;
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      use type System.CRTL.size_t;
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   begin
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      if First = SEO'First and then Count = 0 then
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         raise Constraint_Error with
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           "last index out of range (no element transferred)";
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      else
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         return First + SEO (Count) - 1;
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      end if;
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   end Last_Index;
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end System.Communication;

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