1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2000-2005, Free Software Foundation, Inc. --
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. --
22 -- GNAT was originally developed by the GNAT team at New York University. --
23 -- Extensive contributions were provided by Ada Core Technologies Inc. --
25 ------------------------------------------------------------------------------
27 -- Subprograms to set, get and cache external references, to be used as
28 -- External functions in project files.
32 function Project_Path
return String;
33 -- Return the current value of the project path, either the value set
34 -- during elaboration of the package or, if procedure Set_Project_Path has
35 -- been called, the value set by the last call to Set_Project_Path.
37 procedure Set_Project_Path
(New_Path
: String);
38 -- Give a new value to the project path. The new value New_Path should
39 -- always start with the current directory (".") and the path separators
40 -- should be the correct ones for the platform.
43 (External_Name
: String;
45 -- Add an external reference (or modify an existing one)
48 (External_Name
: Name_Id
;
49 With_Default
: Name_Id
:= No_Name
)
51 -- Get the value of an external reference, and cache it for future uses
53 function Check
(Declaration
: String) return Boolean;
54 -- Check that an external declaration <external>=<value> is correct.
55 -- If it is correct, the external reference is Added.
58 -- Clear the internal data structure that stores the external references
59 -- and free any allocated memory.