127 lines
5.0 KiB
Ada
127 lines
5.0 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- B U T I L --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 1992-2014, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING3. If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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with Output; use Output;
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package body Butil is
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----------------------
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-- Is_Internal_Unit --
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----------------------
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-- Note: the reason we do not use the Fname package for this function
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-- is that it would drag too much junk into the binder.
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function Is_Internal_Unit return Boolean is
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begin
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return Is_Predefined_Unit
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or else (Name_Len > 4 and then (Name_Buffer (1 .. 5) = "gnat%"
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or else
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Name_Buffer (1 .. 5) = "gnat."));
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end Is_Internal_Unit;
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------------------------
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-- Is_Predefined_Unit --
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------------------------
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-- Note: the reason we do not use the Fname package for this function
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-- is that it would drag too much junk into the binder.
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function Is_Predefined_Unit return Boolean is
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L : Natural renames Name_Len;
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B : String renames Name_Buffer;
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begin
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return (L > 3 and then B (1 .. 4) = "ada.")
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or else (L > 6 and then B (1 .. 7) = "system.")
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or else (L > 10 and then B (1 .. 11) = "interfaces.")
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or else (L > 3 and then B (1 .. 4) = "ada%")
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or else (L > 8 and then B (1 .. 9) = "calendar%")
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or else (L > 9 and then B (1 .. 10) = "direct_io%")
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or else (L > 10 and then B (1 .. 11) = "interfaces%")
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or else (L > 13 and then B (1 .. 14) = "io_exceptions%")
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or else (L > 12 and then B (1 .. 13) = "machine_code%")
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or else (L > 13 and then B (1 .. 14) = "sequential_io%")
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or else (L > 6 and then B (1 .. 7) = "system%")
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or else (L > 7 and then B (1 .. 8) = "text_io%")
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or else (L > 20 and then B (1 .. 21) = "unchecked_conversion%")
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or else (L > 22 and then B (1 .. 23) = "unchecked_deallocation%")
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or else (L > 4 and then B (1 .. 5) = "gnat%")
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or else (L > 4 and then B (1 .. 5) = "gnat.");
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end Is_Predefined_Unit;
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----------------
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-- Uname_Less --
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----------------
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function Uname_Less (U1, U2 : Unit_Name_Type) return Boolean is
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begin
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Get_Name_String (U1);
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declare
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U1_Name : constant String (1 .. Name_Len) :=
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Name_Buffer (1 .. Name_Len);
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Min_Length : Natural;
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begin
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Get_Name_String (U2);
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if Name_Len < U1_Name'Last then
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Min_Length := Name_Len;
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else
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Min_Length := U1_Name'Last;
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end if;
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for J in 1 .. Min_Length loop
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if U1_Name (J) > Name_Buffer (J) then
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return False;
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elsif U1_Name (J) < Name_Buffer (J) then
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return True;
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end if;
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end loop;
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return U1_Name'Last < Name_Len;
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end;
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end Uname_Less;
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---------------------
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-- Write_Unit_Name --
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---------------------
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procedure Write_Unit_Name (U : Unit_Name_Type) is
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begin
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Get_Name_String (U);
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Write_Str (Name_Buffer (1 .. Name_Len - 2));
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if Name_Buffer (Name_Len) = 's' then
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Write_Str (" (spec)");
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else
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Write_Str (" (body)");
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end if;
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Name_Len := Name_Len + 5;
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end Write_Unit_Name;
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end Butil;
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