1------------------------------------------------------------------------------ 2-- -- 3-- GNAT COMPILER COMPONENTS -- 4-- -- 5-- P R J . E X T -- 6-- -- 7-- S p e c -- 8-- -- 9-- Copyright (C) 2000-2003 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-- Subprograms to set, get and cache external references, to be used as 28-- External functions in project files. 29 30with Types; use Types; 31 32package Prj.Ext is 33 34 procedure Add 35 (External_Name : String; 36 Value : String); 37 -- Add an external reference (or modify an existing one). 38 39 function Value_Of 40 (External_Name : Name_Id; 41 With_Default : Name_Id := No_Name) 42 return Name_Id; 43 -- Get the value of an external reference, and cache it for future uses. 44 45 function Check (Declaration : String) return Boolean; 46 -- Check that an external declaration <external>=<value> is correct. 47 -- If it is correct, the external reference is Added. 48 49 procedure Reset; 50 -- Clear the internal data structure that stores the external references 51 -- and free any allocated memory. 52 53end Prj.Ext; 54