-- --
-- S p e c --
-- --
--- $Revision: 1.18 $
--- --
--- Copyright (C) 1992-2001 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2007, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
+-- Boston, MA 02110-1301, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- covered by the GNU Public License. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
--- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- are parameters that are relevant to the host machine on which the
-- compiler is running, and thus this package is part of the compiler.
-package Hostparm is
-pragma Preelaborate (Hostparm);
-
- -----------------------
- -- TARGET Parameters --
- -----------------------
+with Types;
- -- ??? The following should really be moved to a Target package
-
- Java_VM : constant Boolean := False;
- -- Set true when compiling the JGNAT tool chain (compiler, gnatmake, etc)
+package Hostparm is
---------------------
-- HOST Parameters --
---------------------
- OpenVMS : Boolean := False;
+ Gnat_VMSp : Integer;
+ pragma Import (C, Gnat_VMSp, "__gnat_vmsp");
+
+ OpenVMS : Boolean := Gnat_VMSp /= 0;
-- Set True for OpenVMS host. See also OpenVMS target boolean in
- -- 5vsystem.ads and OpenVMS_On_Target boolean in Targparm. This is
- -- not a constant, because it can be modified by -gnatdm.
+ -- system-vms.ads and system-vms_64.ads and OpenVMS_On_Target boolean in
+ -- Targparm. This is not a constant, because it can be modified by -gnatdm.
- Normalized_CWD : constant String := "./";
+ Direct_Separator : constant Character;
+ pragma Import (C, Direct_Separator, "__gnat_dir_separator");
+ Normalized_CWD : constant String := "." & Direct_Separator;
-- Normalized string to access current directory
- Max_Line_Length : constant := 255;
- -- Maximum source line length. This can be set to any value up to
- -- 2**15 - 1, a limit imposed by the assumption that column numbers
- -- can be stored in 16 bits (see Types.Column_Number). A value of
- -- 200 is the minimum value required (RM 2.2(15)), but we use 255
- -- for most GNAT targets since this is DEC Ada compatible.
+ Max_Line_Length : constant := Types.Column_Number'Pred
+ (Types.Column_Number'Last);
+ -- Maximum source line length. By default we set it to the maximum
+ -- value that can be supported, which is given by the range of the
+ -- Column_Number type. We subtract 1 because need to be able to
+ -- have a valid Column_Number equal to Max_Line_Length to represent
+ -- the location of a "line too long" error.
+ -- 200 is the minimum value required (RM 2.2(15)). The value set here
+ -- can be reduced by the explicit use of the -gnatyM style switch.
Max_Name_Length : constant := 1024;
-- Maximum length of unit name (including all dots, and " (spec)") and