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) 1992-2018, 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.  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 COPYING3.  If not, go to --
  19 -- http://www.gnu.org/licenses for a complete copy of the license.          --
  20 --                                                                          --
  21 -- GNAT was originally developed  by the GNAT team at  New York University. --
  22 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  23 --                                                                          --
  24 ------------------------------------------------------------------------------
  25
  26 with Namet; use Namet;
  27
  28 package Butil is
  29
  30 --  This package contains utility routines for the binder
  31
  32    function Is_Predefined_Unit return Boolean;
  33    --  Given a unit name stored in Name_Buffer with length in Name_Len,
  34    --  returns True if this is the name of a predefined unit or a child of
  35    --  a predefined unit (including the obsolescent renamings). This is used
  36    --  in the preference selection (see Better_Choice in body of Binde).
  37
  38    function Is_Internal_Unit return Boolean;
  39    --  Given a unit name stored in Name_Buffer with length in Name_Len,
  40    --  returns True if this is the name of an internal unit or a child of
  41    --  an internal unit. Similar in usage to Is_Predefined_Unit.
  42
  43    --  Note: the following functions duplicate functionality in Uname, but
  44    --  we want to avoid bringing Uname into the binder since it generates
  45    --  to many unnecessary dependencies, and makes the binder too large.
  46
  47    function Uname_Less (U1, U2 : Unit_Name_Type) return Boolean;
  48    --  Determines if the unit name U1 is alphabetically before U2
  49
  50    procedure Write_Unit_Name (U : Unit_Name_Type);
  51    --  Output unit name with (body) or (spec) after as required. On return
  52    --  Name_Len is set to the number of characters which were output.
  53
  54 end Butil;