1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2000-2010, 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 3, 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 COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
24 ------------------------------------------------------------------------------
26 with Osint; use Osint;
27 with Prj.Tree; use Prj.Tree;
29 package body Prj.Ext is
36 (Tree : Prj.Tree.Project_Node_Tree_Ref;
37 External_Name : String;
43 Name_Len := Value'Length;
44 Name_Buffer (1 .. Name_Len) := Value;
45 The_Value := Name_Find;
46 Name_Len := External_Name'Length;
47 Name_Buffer (1 .. Name_Len) := External_Name;
48 Canonical_Case_Env_Var_Name (Name_Buffer (1 .. Name_Len));
50 Name_To_Name_HTable.Set (Tree.External_References, The_Key, The_Value);
58 (Tree : Prj.Tree.Project_Node_Tree_Ref;
59 Declaration : String) return Boolean
62 for Equal_Pos in Declaration'Range loop
63 if Declaration (Equal_Pos) = '=' then
64 exit when Equal_Pos = Declaration'First;
68 Declaration (Declaration'First .. Equal_Pos - 1),
70 Declaration (Equal_Pos + 1 .. Declaration'Last));
82 procedure Reset (Tree : Prj.Tree.Project_Node_Tree_Ref) is
84 Name_To_Name_HTable.Reset (Tree.External_References);
92 (Tree : Prj.Tree.Project_Node_Tree_Ref;
93 External_Name : Name_Id;
94 With_Default : Name_Id := No_Name)
98 Name : String := Get_Name_String (External_Name);
101 Canonical_Case_Env_Var_Name (Name);
102 Name_Len := Name'Length;
103 Name_Buffer (1 .. Name_Len) := Name;
105 Name_To_Name_HTable.Get (Tree.External_References, Name_Find);
107 if The_Value /= No_Name then
111 -- Find if it is an environment, if it is, put value in the hash table
114 Env_Value : String_Access := Getenv (Name);
117 if Env_Value /= null and then Env_Value'Length > 0 then
118 Name_Len := Env_Value'Length;
119 Name_Buffer (1 .. Name_Len) := Env_Value.all;
120 The_Value := Name_Find;
121 Name_To_Name_HTable.Set
122 (Tree.External_References, External_Name, The_Value);