/usr/share/ada/adainclude/gnatprj/prj-ext.adb is in libgnatprj4.6-dev 4.6.3-8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- P R J . E X T --
-- --
-- B o d y --
-- --
-- Copyright (C) 2000-2010, 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- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- 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 COPYING3. If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Osint; use Osint;
with Prj.Tree; use Prj.Tree;
package body Prj.Ext is
---------
-- Add --
---------
procedure Add
(Tree : Prj.Tree.Project_Node_Tree_Ref;
External_Name : String;
Value : String)
is
The_Key : Name_Id;
The_Value : Name_Id;
begin
Name_Len := Value'Length;
Name_Buffer (1 .. Name_Len) := Value;
The_Value := Name_Find;
Name_Len := External_Name'Length;
Name_Buffer (1 .. Name_Len) := External_Name;
Canonical_Case_Env_Var_Name (Name_Buffer (1 .. Name_Len));
The_Key := Name_Find;
Name_To_Name_HTable.Set (Tree.External_References, The_Key, The_Value);
end Add;
-----------
-- Check --
-----------
function Check
(Tree : Prj.Tree.Project_Node_Tree_Ref;
Declaration : String) return Boolean
is
begin
for Equal_Pos in Declaration'Range loop
if Declaration (Equal_Pos) = '=' then
exit when Equal_Pos = Declaration'First;
Add
(Tree => Tree,
External_Name =>
Declaration (Declaration'First .. Equal_Pos - 1),
Value =>
Declaration (Equal_Pos + 1 .. Declaration'Last));
return True;
end if;
end loop;
return False;
end Check;
-----------
-- Reset --
-----------
procedure Reset (Tree : Prj.Tree.Project_Node_Tree_Ref) is
begin
Name_To_Name_HTable.Reset (Tree.External_References);
end Reset;
--------------
-- Value_Of --
--------------
function Value_Of
(Tree : Prj.Tree.Project_Node_Tree_Ref;
External_Name : Name_Id;
With_Default : Name_Id := No_Name)
return Name_Id
is
The_Value : Name_Id;
Name : String := Get_Name_String (External_Name);
begin
Canonical_Case_Env_Var_Name (Name);
Name_Len := Name'Length;
Name_Buffer (1 .. Name_Len) := Name;
The_Value :=
Name_To_Name_HTable.Get (Tree.External_References, Name_Find);
if The_Value /= No_Name then
return The_Value;
end if;
-- Find if it is an environment, if it is, put value in the hash table
declare
Env_Value : String_Access := Getenv (Name);
begin
if Env_Value /= null and then Env_Value'Length > 0 then
Name_Len := Env_Value'Length;
Name_Buffer (1 .. Name_Len) := Env_Value.all;
The_Value := Name_Find;
Name_To_Name_HTable.Set
(Tree.External_References, External_Name, The_Value);
Free (Env_Value);
return The_Value;
else
Free (Env_Value);
return With_Default;
end if;
end;
end Value_Of;
end Prj.Ext;
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