-- --
-- S p e c --
-- --
--- Copyright (C) 2001-2004 Free Software Foundation, Inc. --
+-- Copyright (C) 2001-2010, 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 2, or (at your option) any later ver- --
+-- 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 COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- 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. --
-- This package defines the structure of the Project File tree
-with GNAT.HTable;
+with GNAT.Dynamic_HTables;
+with GNAT.Dynamic_Tables;
+
+with Table;
with Prj.Attr; use Prj.Attr;
-with Table; use Table;
-with Types; use Types;
+with Prj.Env;
package Prj.Tree is
+ type Project_Node_Tree_Data;
+ type Project_Node_Tree_Ref is access all Project_Node_Tree_Data;
+ -- Type to designate a project node tree, so that several project node
+ -- trees can coexist in memory.
+
Project_Nodes_Initial : constant := 1_000;
Project_Nodes_Increment : constant := 100;
-- Allocation parameters for initializing and extending number
-- N_Variable_Reference.
subtype Package_Declaration_Id is Project_Node_Id;
- -- Used to designate a node whose expected kind is N_Proect_Declaration
+ -- Used to designate a node whose expected kind is N_Project_Declaration
type Project_Node_Kind is
(N_Project,
N_Case_Item,
N_Comment_Zones,
N_Comment);
- -- Each node in the tree is of a Project_Node_Kind
- -- For the signification of the fields in each node of a
- -- Project_Node_Kind, look at package Tree_Private_Part.
+ -- Each node in the tree is of a Project_Node_Kind. For the signification
+ -- of the fields in each node of Project_Node_Kind, look at package
+ -- Tree_Private_Part.
+
+ function Present (Node : Project_Node_Id) return Boolean;
+ pragma Inline (Present);
+ -- Return True if Node /= Empty_Node
- procedure Initialize;
+ function No (Node : Project_Node_Id) return Boolean;
+ pragma Inline (No);
+ -- Return True if Node = Empty_Node
+
+ procedure Initialize (Tree : Project_Node_Tree_Ref);
-- Initialize the Project File tree: empty the Project_Nodes table
-- and reset the Projects_Htable.
function Default_Project_Node
- (Of_Kind : Project_Node_Kind;
+ (In_Tree : Project_Node_Tree_Ref;
+ Of_Kind : Project_Node_Kind;
And_Expr_Kind : Variable_Kind := Undefined) return Project_Node_Id;
- -- Returns a Project_Node_Record with the specified Kind and
- -- Expr_Kind; all the other components have default nil values.
+ -- Returns a Project_Node_Record with the specified Kind and Expr_Kind. All
+ -- the other components have default nil values.
+ -- To create a node for a project itself, see Create_Project below instead
function Hash (N : Project_Node_Id) return Header_Num;
-- Used for hash tables where the key is a Project_Node_Id
function Imported_Or_Extended_Project_Of
(Project : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
With_Name : Name_Id) return Project_Node_Id;
-- Return the node of a project imported or extended by project Project and
-- whose name is With_Name. Return Empty_Node if there is no such project.
-- Save in variable S the comment state. Called before scanning a new
-- project file.
- procedure Restore (S : in Comment_State);
+ procedure Restore_And_Free (S : in out Comment_State);
-- Restore the comment state to a previously saved value. Called after
- -- scanning a project file.
+ -- scanning a project file. Frees the memory occupied by S
procedure Reset_State;
-- Set the comment state to its initial value. Called before scanning a
-- comment, then it should be associated with this node.
procedure Set_Next_End_Node (To : Project_Node_Id);
- -- Put node To on the top of the end node stack. When an "end" line
- -- is found with this node on the top of the end node stack, the comments,
- -- if any, immediately preceding this "end" line will be associated with
- -- this node.
+ -- Put node To on the top of the end node stack. When an END line is found
+ -- with this node on the top of the end node stack, the comments, if any,
+ -- immediately preceding this "end" line will be associated with this node.
procedure Remove_Next_End_Node;
-- Remove the top of the end node stack
Follows_Empty_Line : Boolean := False;
Is_Followed_By_Empty_Line : Boolean := False;
end record;
+ -- Component type for Comments Table below
package Comments is new Table.Table
(Table_Component_Type => Comment_Data,
Table_Name => "Prj.Tree.Comments");
-- A table to store the comments that may be stored is the tree
- procedure Scan;
+ procedure Scan (In_Tree : Project_Node_Tree_Ref);
-- Scan the tokens and accumulate comments
type Comment_Location is
(Before, After, Before_End, After_End, End_Of_Line);
+ -- Used in call to Add_Comments below
- procedure Add_Comments (To : Project_Node_Id; Where : Comment_Location);
+ procedure Add_Comments
+ (To : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ Where : Comment_Location);
-- Add comments to this node
----------------------
----------------------
-- The following query functions are part of the abstract interface
- -- of the Project File tree
+ -- of the Project File tree. They provide access to fields of a project.
- function Name_Of (Node : Project_Node_Id) return Name_Id;
+ -- The access functions should be called only with valid arguments.
+ -- For each function the condition of validity is specified. If an access
+ -- function is called with invalid arguments, then exception
+ -- Assertion_Error is raised if assertions are enabled, otherwise the
+ -- behaviour is not defined and may result in a crash.
+
+ function Name_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Name_Id;
pragma Inline (Name_Of);
-- Valid for all non empty nodes. May return No_Name for nodes that have
-- no names.
- function Kind_Of (Node : Project_Node_Id) return Project_Node_Kind;
+ function Kind_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Kind;
pragma Inline (Kind_Of);
-- Valid for all non empty nodes
- function Location_Of (Node : Project_Node_Id) return Source_Ptr;
+ function Location_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Source_Ptr;
pragma Inline (Location_Of);
-- Valid for all non empty nodes
function First_Comment_After
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
-- Valid only for N_Comment_Zones nodes
function First_Comment_After_End
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
-- Valid only for N_Comment_Zones nodes
function First_Comment_Before
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
-- Valid only for N_Comment_Zones nodes
function First_Comment_Before_End
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
-- Valid only for N_Comment_Zones nodes
- function Next_Comment (Node : Project_Node_Id) return Project_Node_Id;
+ function Next_Comment
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
-- Valid only for N_Comment nodes
- function End_Of_Line_Comment (Node : Project_Node_Id) return Name_Id;
+ function End_Of_Line_Comment
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Name_Id;
-- Valid only for non empty nodes
- function Follows_Empty_Line (Node : Project_Node_Id) return Boolean;
+ function Follows_Empty_Line
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Boolean;
-- Valid only for N_Comment nodes
- function Is_Followed_By_Empty_Line (Node : Project_Node_Id) return Boolean;
+ function Is_Followed_By_Empty_Line
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Boolean;
-- Valid only for N_Comment nodes
+ function Parent_Project_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
+ pragma Inline (Parent_Project_Of);
+ -- Valid only for N_Project nodes
+
function Project_File_Includes_Unkept_Comments
- (Node : Project_Node_Id)
- return Boolean;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Boolean;
-- Valid only for N_Project nodes
- function Directory_Of (Node : Project_Node_Id) return Name_Id;
+ function Directory_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Path_Name_Type;
pragma Inline (Directory_Of);
- -- Only valid for N_Project nodes
+ -- Returns the directory that contains the project file. This always ends
+ -- with a directory separator. Only valid for N_Project nodes.
- function Expression_Kind_Of (Node : Project_Node_Id) return Variable_Kind;
+ function Expression_Kind_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Variable_Kind;
pragma Inline (Expression_Kind_Of);
-- Only valid for N_Literal_String, N_Attribute_Declaration,
-- N_Variable_Declaration, N_Typed_Variable_Declaration, N_Expression,
-- N_Term, N_Variable_Reference or N_Attribute_Reference nodes.
- function Is_Extending_All (Node : Project_Node_Id) return Boolean;
+ function Is_Extending_All
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Boolean;
pragma Inline (Is_Extending_All);
-- Only valid for N_Project and N_With_Clause
+ function Is_Not_Last_In_List
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Boolean;
+ pragma Inline (Is_Not_Last_In_List);
+ -- Only valid for N_With_Clause
+
function First_Variable_Of
- (Node : Project_Node_Id) return Variable_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Variable_Node_Id;
pragma Inline (First_Variable_Of);
-- Only valid for N_Project or N_Package_Declaration nodes
function First_Package_Of
- (Node : Project_Node_Id) return Package_Declaration_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Package_Declaration_Id;
pragma Inline (First_Package_Of);
-- Only valid for N_Project nodes
- function Package_Id_Of (Node : Project_Node_Id) return Package_Node_Id;
+ function Package_Id_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Package_Node_Id;
pragma Inline (Package_Id_Of);
-- Only valid for N_Package_Declaration nodes
- function Path_Name_Of (Node : Project_Node_Id) return Name_Id;
+ function Path_Name_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Path_Name_Type;
pragma Inline (Path_Name_Of);
-- Only valid for N_Project and N_With_Clause nodes
- function String_Value_Of (Node : Project_Node_Id) return Name_Id;
+ function String_Value_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Name_Id;
pragma Inline (String_Value_Of);
- -- Only valid for N_With_Clause, N_Literal_String nodes or N_Comment
+ -- Only valid for N_With_Clause, N_Literal_String nodes or N_Comment.
+ -- For a N_With_Clause created automatically for a virtual extending
+ -- project, No_Name is returned.
- function Source_Index_Of (Node : Project_Node_Id) return Int;
+ function Source_Index_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Int;
pragma Inline (Source_Index_Of);
-- Only valid for N_Literal_String and N_Attribute_Declaration nodes
function First_With_Clause_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_With_Clause_Of);
-- Only valid for N_Project nodes
function Project_Declaration_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Project_Declaration_Of);
-- Only valid for N_Project nodes
+ function Project_Qualifier_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Qualifier;
+ pragma Inline (Project_Qualifier_Of);
+ -- Only valid for N_Project nodes
+
function Extending_Project_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Extending_Project_Of);
-- Only valid for N_Project_Declaration nodes
function First_String_Type_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_String_Type_Of);
-- Only valid for N_Project nodes
function Extended_Project_Path_Of
- (Node : Project_Node_Id) return Name_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Path_Name_Type;
pragma Inline (Extended_Project_Path_Of);
-- Only valid for N_With_Clause nodes
function Project_Node_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Project_Node_Of);
-- Only valid for N_With_Clause, N_Variable_Reference and
-- N_Attribute_Reference nodes.
function Non_Limited_Project_Node_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Non_Limited_Project_Node_Of);
-- Only valid for N_With_Clause nodes. Returns Empty_Node for limited
-- imported project files, otherwise returns the same result as
-- Project_Node_Of.
function Next_With_Clause_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_With_Clause_Of);
-- Only valid for N_With_Clause nodes
function First_Declarative_Item_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_Declarative_Item_Of);
- -- Only valid for N_With_Clause nodes
+ -- Only valid for N_Project_Declaration, N_Case_Item and
+ -- N_Package_Declaration.
function Extended_Project_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Extended_Project_Of);
-- Only valid for N_Project_Declaration nodes
function Current_Item_Node
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Current_Item_Node);
-- Only valid for N_Declarative_Item nodes
function Next_Declarative_Item
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_Declarative_Item);
-- Only valid for N_Declarative_Item node
function Project_Of_Renamed_Package_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Project_Of_Renamed_Package_Of);
- -- Only valid for N_Package_Declaration nodes.
- -- May return Empty_Node.
+ -- Only valid for N_Package_Declaration nodes. May return Empty_Node.
function Next_Package_In_Project
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_Package_In_Project);
-- Only valid for N_Package_Declaration nodes
function First_Literal_String
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_Literal_String);
-- Only valid for N_String_Type_Declaration nodes
function Next_String_Type
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_String_Type);
-- Only valid for N_String_Type_Declaration nodes
function Next_Literal_String
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_Literal_String);
-- Only valid for N_Literal_String nodes
function Expression_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Expression_Of);
-- Only valid for N_Attribute_Declaration, N_Typed_Variable_Declaration
-- or N_Variable_Declaration nodes
function Associative_Project_Of
- (Node : Project_Node_Id)
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref)
return Project_Node_Id;
pragma Inline (Associative_Project_Of);
-- Only valid for N_Attribute_Declaration nodes
function Associative_Package_Of
- (Node : Project_Node_Id)
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref)
return Project_Node_Id;
pragma Inline (Associative_Package_Of);
-- Only valid for N_Attribute_Declaration nodes
function Value_Is_Valid
(For_Typed_Variable : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
Value : Name_Id) return Boolean;
pragma Inline (Value_Is_Valid);
-- Only valid for N_Typed_Variable_Declaration. Returns True if Value is
-- in the list of allowed strings for For_Typed_Variable. False otherwise.
function Associative_Array_Index_Of
- (Node : Project_Node_Id) return Name_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Name_Id;
pragma Inline (Associative_Array_Index_Of);
-- Only valid for N_Attribute_Declaration and N_Attribute_Reference.
- -- Returns No_String for non associative array attributes.
+ -- Returns No_Name for non associative array attributes.
function Next_Variable
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_Variable);
-- Only valid for N_Typed_Variable_Declaration or N_Variable_Declaration
-- nodes.
function First_Term
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_Term);
-- Only valid for N_Expression nodes
function Next_Expression_In_List
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_Expression_In_List);
-- Only valid for N_Expression nodes
function Current_Term
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Current_Term);
-- Only valid for N_Term nodes
function Next_Term
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_Term);
-- Only valid for N_Term nodes
function First_Expression_In_List
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_Expression_In_List);
-- Only valid for N_Literal_String_List nodes
function Package_Node_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Package_Node_Of);
-- Only valid for N_Variable_Reference or N_Attribute_Reference nodes.
-- May return Empty_Node.
function String_Type_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (String_Type_Of);
-- Only valid for N_Variable_Reference or N_Typed_Variable_Declaration
-- nodes.
function External_Reference_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (External_Reference_Of);
-- Only valid for N_External_Value nodes
function External_Default_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (External_Default_Of);
-- Only valid for N_External_Value nodes
function Case_Variable_Reference_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Case_Variable_Reference_Of);
-- Only valid for N_Case_Construction nodes
function First_Case_Item_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_Case_Item_Of);
-- Only valid for N_Case_Construction nodes
function First_Choice_Of
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (First_Choice_Of);
- -- Return the first choice in a N_Case_Item, or Empty_Node if
- -- this is when others.
+ -- Only valid for N_Case_Item nodes. Return the first choice in a
+ -- N_Case_Item, or Empty_Node if this is when others.
function Next_Case_Item
- (Node : Project_Node_Id) return Project_Node_Id;
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Project_Node_Id;
pragma Inline (Next_Case_Item);
-- Only valid for N_Case_Item nodes
- function Case_Insensitive (Node : Project_Node_Id) return Boolean;
+ function Case_Insensitive
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref) return Boolean;
-- Only valid for N_Attribute_Declaration and N_Attribute_Reference nodes
+ -----------------------
+ -- Create procedures --
+ -----------------------
+ -- The following procedures are used to edit a project file tree. They are
+ -- slightly higher-level than the Set_* procedures below
+
+ function Create_Project
+ (In_Tree : Project_Node_Tree_Ref;
+ Name : Name_Id;
+ Full_Path : Path_Name_Type;
+ Is_Config_File : Boolean := False) return Project_Node_Id;
+ -- Create a new node for a project and register it in the tree so that it
+ -- can be retrieved later on.
+
+ function Create_Package
+ (Tree : Project_Node_Tree_Ref;
+ Project : Project_Node_Id;
+ Pkg : String) return Project_Node_Id;
+ -- Create a new package in Project. If the package already exists, it is
+ -- returned. The name of the package *must* be lower-cases, or none of its
+ -- attributes will be recognized.
+
+ function Create_Attribute
+ (Tree : Project_Node_Tree_Ref;
+ Prj_Or_Pkg : Project_Node_Id;
+ Name : Name_Id;
+ Index_Name : Name_Id := No_Name;
+ Kind : Variable_Kind := List;
+ At_Index : Integer := 0;
+ Value : Project_Node_Id := Empty_Node) return Project_Node_Id;
+ -- Create a new attribute. The new declaration is added at the end of the
+ -- declarative item list for Prj_Or_Pkg (a project or a package), but
+ -- before any package declaration). No addition is done if Prj_Or_Pkg is
+ -- Empty_Node. If Index_Name is not "", then if creates an attribute value
+ -- for a specific index. At_Index is used for the " at <idx>" in the naming
+ -- exceptions.
+ --
+ -- To set the value of the attribute, either provide a value for Value, or
+ -- use Set_Expression_Of to set the value of the attribute (in which case
+ -- Enclose_In_Expression might be useful). The former is recommended since
+ -- it will more correctly handle cases where the index needs to be set on
+ -- the expression rather than on the index of the attribute (i.e. 'for
+ -- Specification ("unit") use "file" at 3', versus 'for Executable ("file"
+ -- at 3) use "name"'). Value must be a N_String_Literal if an index will be
+ -- added to it.
+
+ function Create_Literal_String
+ (Str : Namet.Name_Id;
+ Tree : Project_Node_Tree_Ref) return Project_Node_Id;
+ -- Create a literal string whose value is Str
+
+ procedure Add_At_End
+ (Tree : Project_Node_Tree_Ref;
+ Parent : Project_Node_Id;
+ Expr : Project_Node_Id;
+ Add_Before_First_Pkg : Boolean := False;
+ Add_Before_First_Case : Boolean := False);
+ -- Add a new declarative item in the list in Parent. This new declarative
+ -- item will contain Expr (unless Expr is already a declarative item, in
+ -- which case it is added directly to the list). The new item is inserted
+ -- at the end of the list, unless Add_Before_First_Pkg is True. In the
+ -- latter case, it is added just before the first case construction is
+ -- seen, or before the first package (this assumes that all packages are
+ -- found at the end of the project, which isn't true in the general case
+ -- unless you have normalized the project to match this description).
+
+ function Enclose_In_Expression
+ (Node : Project_Node_Id;
+ Tree : Project_Node_Tree_Ref) return Project_Node_Id;
+ -- Enclose the Node inside a N_Expression node, and return this expression.
+ -- This does nothing if Node is already a N_Expression.
+
--------------------
-- Set Procedures --
--------------------
- -- The following procedures are part of the abstract interface of
- -- the Project File tree.
+ -- The following procedures are part of the abstract interface of the
+ -- Project File tree.
+
+ -- Foe each Set_* procedure the condition of validity is specified. If an
+ -- access function is called with invalid arguments, then exception
+ -- Assertion_Error is raised if assertions are enabled, otherwise the
+ -- behaviour is not defined and may result in a crash.
- -- Each Set_* procedure is valid only for the same Project_Node_Kind
- -- nodes as the corresponding query function above.
+ -- These are very low-level, and manipulate the tree itself directly. You
+ -- should look at the Create_* procedure instead if you want to use higher
+ -- level constructs
procedure Set_Name_Of
- (Node : Project_Node_Id;
- To : Name_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Name_Id);
pragma Inline (Set_Name_Of);
+ -- Valid for all non empty nodes.
procedure Set_Kind_Of
- (Node : Project_Node_Id;
- To : Project_Node_Kind);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Kind);
pragma Inline (Set_Kind_Of);
+ -- Valid for all non empty nodes
procedure Set_Location_Of
- (Node : Project_Node_Id;
- To : Source_Ptr);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Source_Ptr);
pragma Inline (Set_Location_Of);
+ -- Valid for all non empty nodes
procedure Set_First_Comment_After
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Comment_After);
+ -- Valid only for N_Comment_Zones nodes
procedure Set_First_Comment_After_End
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Comment_After_End);
+ -- Valid only for N_Comment_Zones nodes
procedure Set_First_Comment_Before
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Comment_Before);
+ -- Valid only for N_Comment_Zones nodes
procedure Set_First_Comment_Before_End
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Comment_Before_End);
+ -- Valid only for N_Comment_Zones nodes
procedure Set_Next_Comment
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Comment);
+ -- Valid only for N_Comment nodes
+
+ procedure Set_Parent_Project_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
+ -- Valid only for N_Project nodes
procedure Set_Project_File_Includes_Unkept_Comments
- (Node : Project_Node_Id;
- To : Boolean);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Boolean);
+ -- Valid only for N_Project nodes
procedure Set_Directory_Of
- (Node : Project_Node_Id;
- To : Name_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Path_Name_Type);
pragma Inline (Set_Directory_Of);
+ -- Valid only for N_Project nodes
procedure Set_Expression_Kind_Of
- (Node : Project_Node_Id;
- To : Variable_Kind);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Variable_Kind);
pragma Inline (Set_Expression_Kind_Of);
+ -- Only valid for N_Literal_String, N_Attribute_Declaration,
+ -- N_Variable_Declaration, N_Typed_Variable_Declaration, N_Expression,
+ -- N_Term, N_Variable_Reference or N_Attribute_Reference nodes.
- procedure Set_Is_Extending_All (Node : Project_Node_Id);
+ procedure Set_Is_Extending_All
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref);
pragma Inline (Set_Is_Extending_All);
+ -- Only valid for N_Project and N_With_Clause
+
+ procedure Set_Is_Not_Last_In_List
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref);
+ pragma Inline (Set_Is_Not_Last_In_List);
+ -- Only valid for N_With_Clause
procedure Set_First_Variable_Of
- (Node : Project_Node_Id;
- To : Variable_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Variable_Node_Id);
pragma Inline (Set_First_Variable_Of);
+ -- Only valid for N_Project or N_Package_Declaration nodes
procedure Set_First_Package_Of
- (Node : Project_Node_Id;
- To : Package_Declaration_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Package_Declaration_Id);
pragma Inline (Set_First_Package_Of);
+ -- Only valid for N_Project nodes
procedure Set_Package_Id_Of
- (Node : Project_Node_Id;
- To : Package_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Package_Node_Id);
pragma Inline (Set_Package_Id_Of);
+ -- Only valid for N_Package_Declaration nodes
procedure Set_Path_Name_Of
- (Node : Project_Node_Id;
- To : Name_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Path_Name_Type);
pragma Inline (Set_Path_Name_Of);
+ -- Only valid for N_Project and N_With_Clause nodes
procedure Set_String_Value_Of
- (Node : Project_Node_Id;
- To : Name_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Name_Id);
pragma Inline (Set_String_Value_Of);
+ -- Only valid for N_With_Clause, N_Literal_String nodes or N_Comment.
+
+ procedure Set_Source_Index_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Int);
+ pragma Inline (Set_Source_Index_Of);
+ -- Only valid for N_Literal_String and N_Attribute_Declaration nodes. For
+ -- N_Literal_String, set the source index of the litteral string. For
+ -- N_Attribute_Declaration, set the source index of the index of the
+ -- associative array element.
procedure Set_First_With_Clause_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_With_Clause_Of);
+ -- Only valid for N_Project nodes
procedure Set_Project_Declaration_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Project_Declaration_Of);
+ -- Only valid for N_Project nodes
+
+ procedure Set_Project_Qualifier_Of
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Qualifier);
+ pragma Inline (Set_Project_Qualifier_Of);
+ -- Only valid for N_Project nodes
procedure Set_Extending_Project_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Extending_Project_Of);
+ -- Only valid for N_Project_Declaration nodes
procedure Set_First_String_Type_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_String_Type_Of);
+ -- Only valid for N_Project nodes
procedure Set_Extended_Project_Path_Of
- (Node : Project_Node_Id;
- To : Name_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Path_Name_Type);
pragma Inline (Set_Extended_Project_Path_Of);
+ -- Only valid for N_With_Clause nodes
procedure Set_Project_Node_Of
(Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
To : Project_Node_Id;
Limited_With : Boolean := False);
pragma Inline (Set_Project_Node_Of);
+ -- Only valid for N_With_Clause, N_Variable_Reference and
+ -- N_Attribute_Reference nodes.
procedure Set_Next_With_Clause_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_With_Clause_Of);
+ -- Only valid for N_With_Clause nodes
procedure Set_First_Declarative_Item_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Declarative_Item_Of);
+ -- Only valid for N_Project_Declaration, N_Case_Item and
+ -- N_Package_Declaration.
procedure Set_Extended_Project_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Extended_Project_Of);
+ -- Only valid for N_Project_Declaration nodes
procedure Set_Current_Item_Node
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Current_Item_Node);
+ -- Only valid for N_Declarative_Item nodes
procedure Set_Next_Declarative_Item
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Declarative_Item);
+ -- Only valid for N_Declarative_Item node
procedure Set_Project_Of_Renamed_Package_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Project_Of_Renamed_Package_Of);
+ -- Only valid for N_Package_Declaration nodes.
procedure Set_Next_Package_In_Project
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Package_In_Project);
+ -- Only valid for N_Package_Declaration nodes
procedure Set_First_Literal_String
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Literal_String);
+ -- Only valid for N_String_Type_Declaration nodes
procedure Set_Next_String_Type
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_String_Type);
+ -- Only valid for N_String_Type_Declaration nodes
procedure Set_Next_Literal_String
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Literal_String);
+ -- Only valid for N_Literal_String nodes
procedure Set_Expression_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Expression_Of);
+ -- Only valid for N_Attribute_Declaration, N_Typed_Variable_Declaration
+ -- or N_Variable_Declaration nodes
procedure Set_Associative_Project_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Associative_Project_Of);
+ -- Only valid for N_Attribute_Declaration nodes
procedure Set_Associative_Package_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Associative_Package_Of);
+ -- Only valid for N_Attribute_Declaration nodes
procedure Set_Associative_Array_Index_Of
- (Node : Project_Node_Id;
- To : Name_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Name_Id);
pragma Inline (Set_Associative_Array_Index_Of);
+ -- Only valid for N_Attribute_Declaration and N_Attribute_Reference.
procedure Set_Next_Variable
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Variable);
+ -- Only valid for N_Typed_Variable_Declaration or N_Variable_Declaration
+ -- nodes.
procedure Set_First_Term
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Term);
+ -- Only valid for N_Expression nodes
procedure Set_Next_Expression_In_List
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Expression_In_List);
+ -- Only valid for N_Expression nodes
procedure Set_Current_Term
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Current_Term);
+ -- Only valid for N_Term nodes
procedure Set_Next_Term
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Term);
+ -- Only valid for N_Term nodes
procedure Set_First_Expression_In_List
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Expression_In_List);
+ -- Only valid for N_Literal_String_List nodes
procedure Set_Package_Node_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Package_Node_Of);
-
- procedure Set_Source_Index_Of
- (Node : Project_Node_Id;
- To : Int);
- pragma Inline (Set_Source_Index_Of);
+ -- Only valid for N_Variable_Reference or N_Attribute_Reference nodes.
procedure Set_String_Type_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_String_Type_Of);
+ -- Only valid for N_Variable_Reference or N_Typed_Variable_Declaration
+ -- nodes.
procedure Set_External_Reference_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_External_Reference_Of);
+ -- Only valid for N_External_Value nodes
procedure Set_External_Default_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_External_Default_Of);
+ -- Only valid for N_External_Value nodes
procedure Set_Case_Variable_Reference_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Case_Variable_Reference_Of);
+ -- Only valid for N_Case_Construction nodes
procedure Set_First_Case_Item_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Case_Item_Of);
+ -- Only valid for N_Case_Construction nodes
procedure Set_First_Choice_Of
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_First_Choice_Of);
+ -- Only valid for N_Case_Item nodes.
procedure Set_Next_Case_Item
- (Node : Project_Node_Id;
- To : Project_Node_Id);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Project_Node_Id);
pragma Inline (Set_Next_Case_Item);
+ -- Only valid for N_Case_Item nodes.
procedure Set_Case_Insensitive
- (Node : Project_Node_Id;
- To : Boolean);
+ (Node : Project_Node_Id;
+ In_Tree : Project_Node_Tree_Ref;
+ To : Boolean);
+ -- Only valid for N_Attribute_Declaration and N_Attribute_Reference nodes
-------------------------------
-- Restricted Access Section --
package Tree_Private_Part is
- -- This is conceptually in the private part.
- -- However, for efficiency, some packages are accessing it directly.
+ -- This is conceptually in the private part. However, for efficiency,
+ -- some packages are accessing it directly.
type Project_Node_Record is record
Kind : Project_Node_Kind;
+ Qualifier : Project_Qualifier := Unspecified;
+
Location : Source_Ptr := No_Location;
- Directory : Name_Id := No_Name;
+ Directory : Path_Name_Type := No_Path;
-- Only for N_Project
Expr_Kind : Variable_Kind := Undefined;
Pkg_Id : Package_Node_Id := Empty_Package;
-- Only used for N_Package_Declaration
+ --
-- The component Pkg_Id is an entry into the table Package_Attributes
-- (in Prj.Attr). It is used to indicate all the attributes of the
-- package with their characteristics.
Src_Index : Int := 0;
-- Index of a unit in a multi-unit source.
- -- Onli for some N_Attribute_Declaration and N_Literal_String.
+ -- Only for some N_Attribute_Declaration and N_Literal_String.
- Path_Name : Name_Id := No_Name;
+ Path_Name : Path_Name_Type := No_Path;
-- See below for what Project_Node_Kind it is used
Value : Name_Id := No_Name;
Field3 : Project_Node_Id := Empty_Node;
-- See below the meaning for each Project_Node_Kind
+ Field4 : Project_Node_Id := Empty_Node;
+ -- See below the meaning for each Project_Node_Kind
+
Flag1 : Boolean := False;
-- This flag is significant only for:
- -- N_Attribute_Declaration and N_Atribute_Reference
- -- It indicates for an associative array attribute, that the
+ --
+ -- N_Attribute_Declaration and N_Attribute_Reference
+ -- Indicates for an associative array attribute, that the
-- index is case insensitive.
- -- N_Comment - it indicates that the comment is preceded by an
- -- empty line.
- -- N_Project - it indicates that there are comments in the project
- -- source that cannot be kept in the tree.
+ --
+ -- N_Comment
+ -- Indicates that the comment is preceded by an empty line.
+ --
+ -- N_Project
+ -- Indicates that there are comments in the project source that
+ -- cannot be kept in the tree.
+ --
-- N_Project_Declaration
- -- - it indicates that there are unkept comments in the
- -- project.
+ -- Indicates that there are unkept comments in the project.
+ --
+ -- N_With_Clause
+ -- Indicates that this is not the last with in a with clause.
+ -- Set for "A", but not for "B" in with "B"; and with "A", "B";
Flag2 : Boolean := False;
-- This flag is significant only for:
- -- N_Project - it indicates that the project "extends all" another
- -- project.
- -- N_Comment - it indicates that the comment is followed by an
- -- empty line.
+ --
+ -- N_Project
+ -- Indicates that the project "extends all" another project.
+ --
+ -- N_Comment
+ -- Indicates that the comment is followed by an empty line.
+ --
-- N_With_Clause
- -- - it indicates that the originally imported project
- -- is an extending all project.
+ -- Indicates that the originally imported project is an extending
+ -- all project.
Comments : Project_Node_Id := Empty_Node;
-- For nodes other that N_Comment_Zones or N_Comment, designates the
-- comment zones associated with the node.
- -- for N_Comment_Zones, designates the comment after the "end" of
+ --
+ -- For N_Comment_Zones, designates the comment after the "end" of
-- the construct.
+ --
-- For N_Comment, designates the next comment, if any.
end record;
-- -- Field1: first with clause
-- -- Field2: project declaration
-- -- Field3: first string type
+ -- -- Field4: parent project, if any
-- -- Value: extended project path name (if any)
-- N_With_Clause,
-- -- Field1: project node
-- -- Field2: next with clause
-- -- Field3: project node or empty if "limited with"
+ -- -- Field4: not used
-- -- Value: literal string withed
-- N_Project_Declaration,
-- -- Field1: first declarative item
-- -- Field2: extended project
-- -- Field3: extending project
+ -- -- Field4: not used
-- -- Value: not used
-- N_Declarative_Item,
-- -- Field1: current item node
-- -- Field2: next declarative item
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: not used
-- N_Package_Declaration,
-- -- Field1: project of renamed package (if any)
-- -- Field2: first declarative item
-- -- Field3: next package in project
+ -- -- Field4: not used
-- -- Value: not used
-- N_String_Type_Declaration,
-- -- Field1: first literal string
-- -- Field2: next string type
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: not used
-- N_Literal_String,
-- -- Field1: next literal string
-- -- Field2: not used
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: string value
-- N_Attribute_Declaration,
-- -- Field1: expression
-- -- Field2: project of full associative array
-- -- Field3: package of full associative array
+ -- -- Field4: not used
-- -- Value: associative array index
-- -- (if an associative array element)
-- -- Field1: expression
-- -- Field2: type of variable (N_String_Type_Declaration)
-- -- Field3: next variable
+ -- -- Field4: not used
-- -- Value: not used
-- N_Variable_Declaration,
-- -- N_Variable_Declaration and
-- -- N_Typed_Variable_Declaration
-- -- Field3: next variable
+ -- -- Field4: not used
-- -- Value: not used
-- N_Expression,
-- -- Field1: current term
-- -- Field2: next term in the expression
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: not used
-- N_Literal_String_List,
-- -- Field1: first expression
-- -- Field2: not used
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: not used
-- N_Variable_Reference,
-- -- Field1: project (if specified)
-- -- Field2: package (if specified)
-- -- Field3: type of variable (N_String_Type_Declaration), if any
+ -- -- Field4: not used
-- -- Value: not used
-- N_External_Value,
-- -- Field1: project
-- -- Field2: package (if attribute of a package)
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: associative array index
-- -- (if an associative array element)
-- -- Field1: case variable reference
-- -- Field2: first case item
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: not used
-- N_Case_Item
-- -- for when others
-- -- Field2: first declarative item
-- -- Field3: next case item
+ -- -- Field4: not used
-- -- Value: not used
-- N_Comment_zones
-- -- Field2: comment after the construct
-- -- Field3: comment before the "end" of the construct
-- -- Value: end of line comment
+ -- -- Field4: not used
-- -- Comments: comment after the "end" of the construct
-- N_Comment
-- -- Field1: not used
-- -- Field2: not used
-- -- Field3: not used
+ -- -- Field4: not used
-- -- Value: comment
-- -- Flag1: comment is preceded by an empty line
-- -- Flag2: comment is followed by an empty line
-- -- Comments: next comment
- package Project_Nodes is
- new Table.Table (Table_Component_Type => Project_Node_Record,
- Table_Index_Type => Project_Node_Id,
- Table_Low_Bound => First_Node_Id,
- Table_Initial => Project_Nodes_Initial,
- Table_Increment => Project_Nodes_Increment,
- Table_Name => "Project_Nodes");
- -- This table contains the syntactic tree of project data
- -- from project files.
+ package Project_Node_Table is new
+ GNAT.Dynamic_Tables
+ (Table_Component_Type => Project_Node_Record,
+ Table_Index_Type => Project_Node_Id,
+ Table_Low_Bound => First_Node_Id,
+ Table_Initial => Project_Nodes_Initial,
+ Table_Increment => Project_Nodes_Increment);
+ -- Table contains the syntactic tree of project data from project files
type Project_Name_And_Node is record
Name : Name_Id;
-- Name of the project
+ Display_Name : Name_Id;
+ -- The name of the project as it appears in the .gpr file
+
Node : Project_Node_Id;
-- Node of the project in table Project_Nodes
- Canonical_Path : Name_Id;
- -- Resolved and canonical path of the project file
+ Canonical_Path : Path_Name_Type;
+ -- Resolved and canonical path of a real project file.
+ -- No_Name in case of virtual projects.
Extended : Boolean;
-- True when the project is being extended by another project
+
+ Proj_Qualifier : Project_Qualifier;
+ -- The project qualifier of the project, if any
end record;
No_Project_Name_And_Node : constant Project_Name_And_Node :=
(Name => No_Name,
+ Display_Name => No_Name,
Node => Empty_Node,
- Canonical_Path => No_Name,
- Extended => True);
+ Canonical_Path => No_Path,
+ Extended => True,
+ Proj_Qualifier => Unspecified);
- package Projects_Htable is new GNAT.HTable.Simple_HTable
+ package Projects_Htable is new GNAT.Dynamic_HTables.Simple_HTable
(Header_Num => Header_Num,
Element => Project_Name_And_Node,
No_Element => No_Project_Name_And_Node,
Equal => "=");
-- This hash table contains a mapping of project names to project nodes.
-- Note that this hash table contains only the nodes whose Kind is
- -- N_Project. It is used to find the node of a project from its
- -- name, and to verify if a project has already been parsed, knowing
- -- its name.
+ -- N_Project. It is used to find the node of a project from its name,
+ -- and to verify if a project has already been parsed, knowing its name.
end Tree_Private_Part;
+ package Name_To_Name_HTable is new GNAT.Dynamic_HTables.Simple_HTable
+ (Header_Num => Header_Num,
+ Element => Name_Id,
+ No_Element => No_Name,
+ Key => Name_Id,
+ Hash => Hash,
+ Equal => "=");
+ -- General type for htables associating name_id to name_id. This is in
+ -- particular used to store the values of external references.
+
+ type Project_Node_Tree_Data is record
+ Project_Nodes : Tree_Private_Part.Project_Node_Table.Instance;
+ Projects_HT : Tree_Private_Part.Projects_Htable.Instance;
+
+ External_References : Name_To_Name_HTable.Instance;
+ -- External references are stored in this hash table (and manipulated
+ -- through subprogrames in prj-ext.ads). External references are
+ -- project-tree specific so that one can load the same tree twice but
+ -- have two views of it, for instance.
+
+ Target_Name : String_Access := null;
+ -- The target name, if any, specified with the gprbuild or gprclean
+ -- switch --target=.
+
+ Project_Path : aliased Prj.Env.Project_Search_Path;
+ -- The project path is tree specific, since we might want to load
+ -- simultaneously multiple projects, each with its own search path, in
+ -- particular when using different compilers with different default
+ -- search directories.
+ end record;
+
+ procedure Free (Proj : in out Project_Node_Tree_Ref);
+ -- Free memory used by Prj
+
private
type Comment_Array is array (Positive range <>) of Comment_Data;
type Comments_Ptr is access Comment_Array;
type Comment_State is record
End_Of_Line_Node : Project_Node_Id := Empty_Node;
-
Previous_Line_Node : Project_Node_Id := Empty_Node;
-
Previous_End_Node : Project_Node_Id := Empty_Node;
-
Unkept_Comments : Boolean := False;
-
Comments : Comments_Ptr := null;
end record;