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   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                               B L D - I O                                --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --        Copyright (C) 2002 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 2,  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.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  20 -- MA 02111-1307, USA.                                                      --
  21 --                                                                          --
  22 -- GNAT was originally developed  by the GNAT team at  New York University. --
  23 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  24 --                                                                          --
  25 ------------------------------------------------------------------------------
  26
  27 --  The following private package allows the ouput of text to Makefiles
  28 --  though buffers. It is possible to remove some lines from the buffers
  29 --  without putting them effectively in the Makefile.
  30
  31 private package Bld.IO is
  32
  33    procedure Create (File_Name : String);
  34    --  Create a new Makefile
  35
  36    procedure Flush;
  37    --  Output all not suppressed lines to the Makefile
  38
  39    procedure Close;
  40    --  Close the current Makefile
  41
  42    procedure Delete_All;
  43    --  Delete all the Makefiles that have been created
  44
  45    function Name_Of_File return String;
  46    --  Return the path name of the current Makefile
  47
  48    type Position is private;
  49    --  Identification of a line in the Makefile
  50
  51    procedure Mark (Pos : out Position);
  52    --  Record the current line.
  53    --  No characters should have been already put on this line.
  54
  55    procedure Release (Pos : Position);
  56    --  Suppress all line after this one, including this one.
  57
  58    procedure Suppress (Pos : Position);
  59    --  Suppress a particular line
  60
  61    procedure Put (S : String);
  62    --  Append a string to the current line
  63
  64    procedure New_Line;
  65    --  End a line. Go to the next one (initially empty).
  66
  67 private
  68
  69    type Position is record
  70       Value : Positive := 1;
  71    end record;
  72
  73 end Bld.IO;