gcc/ada/butil.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                                B U T I L                                 --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2005, 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,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, 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 with Types; use Types;
  28
  29 package Butil is
  30
  31 --  This package contains utility routines for the binder
  32
  33    function Is_Predefined_Unit return Boolean;
  34    --  Given a unit name stored in Name_Buffer with length in Name_Len,
  35    --  returns True if this is the name of a predefined unit or a child of
  36    --  a predefined unit (including the obsolescent renamings). This is used
  37    --  in the preference selection (see Better_Choice in body of Binde).
  38
  39    function Is_Internal_Unit return Boolean;
  40    --  Given a unit name stored in Name_Buffer with length in Name_Len,
  41    --  returns True if this is the name of an internal unit or a child of
  42    --  an internal. Similar in usage to Is_Predefined_Unit.
  43
  44    --  Note: the following functions duplicate functionality in Uname, but
  45    --  we want to avoid bringing Uname into the binder since it generates
  46    --  to many unnecessary dependencies, and makes the binder too large.
  47
  48    function Uname_Less (U1, U2 : Unit_Name_Type) return Boolean;
  49    --  Determines if the unit name U1 is alphabetically before U2
  50
  51    procedure Write_Unit_Name (U : Unit_Name_Type);
  52    --  Output unit name with (body) or (spec) after as required. On return
  53    --  Name_Len is set to the number of characters which were output.
  54
  55 end Butil;