gcc/ada/libgnat/a-siocst.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --          A D A . S E Q U E N T I A L _ I O . C _ S T R E A M S           --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2018, Free Software Foundation, Inc.         --
  10 --                                                                          --
  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.                                     --
  17 --                                                                          --
  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.               --
  21 --                                                                          --
  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/>.                                          --
  26 --                                                                          --
  27 -- GNAT was originally developed  by the GNAT team at  New York University. --
  28 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  29 --                                                                          --
  30 ------------------------------------------------------------------------------
  31
  32 --  This package provides an interface between Ada.Sequential_IO and the
  33 --  C streams. This allows sharing of a stream between Ada and C or C++,
  34 --  as well as allowing the Ada program to operate directly on the stream.
  35
  36 with Interfaces.C_Streams;
  37
  38 generic
  39 package Ada.Sequential_IO.C_Streams is
  40
  41    package ICS renames Interfaces.C_Streams;
  42
  43    function C_Stream (F : File_Type) return ICS.FILEs;
  44    --  Obtain stream from existing open file
  45
  46    procedure Open
  47      (File     : in out File_Type;
  48       Mode     : File_Mode;
  49       C_Stream : ICS.FILEs;
  50       Form     : String := "";
  51       Name     : String := "");
  52    --  Create new file from existing stream
  53
  54 end Ada.Sequential_IO.C_Streams;