gcc/ada/g-io_aux.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUNTIME COMPONENTS                          --
   4 --                                                                          --
   5 --                          G N A T . I O _ A U X                           --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --                            $Revision: 1.1 $
  10 --                                                                          --
  11 --           Copyright (C) 1995-1998 Ada Core Technologies, Inc.            --
  12 --                                                                          --
  13 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  14 -- terms of the  GNU General Public License as published  by the Free Soft- --
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  16 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  17 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  18 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  19 -- for  more details.  You should have  received  a copy of the GNU General --
  20 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
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  22 -- MA 02111-1307, USA.                                                      --
  23 --                                                                          --
  24 -- As a special exception,  if other files  instantiate  generics from this --
  25 -- unit, or you link  this unit with other files  to produce an executable, --
  26 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  27 -- covered  by the  GNU  General  Public  License.  This exception does not --
  28 -- however invalidate  any other reasons why  the executable file  might be --
  29 -- covered by the  GNU Public License.                                      --
  30 --                                                                          --
  31 -- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com).   --
  32 --                                                                          --
  33 ------------------------------------------------------------------------------
  34
  35 --  Auxiliary functions or use with Text_IO
  36
  37 --  This package provides some auxiliary functions for use with Text_IO,
  38 --  including a test for an existing file, and a Get_Line function which
  39 --  returns a string.
  40
  41 with Ada.Text_IO;
  42
  43 package GNAT.IO_Aux is
  44
  45    function File_Exists (Name : String) return Boolean;
  46    --  Test for existence of a file named Name
  47
  48    function Get_Line return String;
  49    --  Read Ada.Text_IO.Current_Input and return string that includes all
  50    --  characters from the current character up to the end of the line,
  51    --  with no limit on its length. Raises Ada.IO_Exceptions.End_Error if
  52    --  at end of file.
  53
  54    function Get_Line (File : Ada.Text_IO.File_Type) return String;
  55    --  Same, but reads from specified file
  56
  57 end GNAT.IO_Aux;