-- --
-- S p e c --
-- --
--- Copyright (C) 2001-2007, Free Software Foundation, Inc. --
+-- Copyright (C) 2001-2011, 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, 51 Franklin Street, Fifth Floor, --
--- Boston, MA 02110-1301, 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. --
with Table;
with Prj.Attr; use Prj.Attr;
+with Prj.Env;
+with Prj.Ext;
package Prj.Tree is
+ -----------------
+ -- Environment --
+ -----------------
+
+ -- The following record contains the context in which projects are parsed
+ -- and processed (finding importing project, resolving external values,..).
+
+ type Environment is record
+ External : Prj.Ext.External_References;
+ -- External references are stored in this hash table (and manipulated
+ -- through subprograms 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.
+
+ 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.
+
+ Flags : Prj.Processing_Flags;
+ -- Configure errors and warnings
+ end record;
+
+ procedure Initialize
+ (Self : out Environment;
+ Flags : Processing_Flags);
+ -- Initialize a new environment
+
+ procedure Initialize_And_Copy
+ (Self : out Environment;
+ Copy_From : Environment);
+ -- Initialize a new environment, copying its values from Copy_From
+
+ procedure Free (Self : in out Environment);
+ -- Free the memory used by Self
+
+ procedure Override_Flags
+ (Self : in out Environment; Flags : Prj.Processing_Flags);
+ -- Override the subprogram called in case there are parsing errors. This
+ -- is needed in applications that do their own error handling, since the
+ -- error handler is likely to be a local subprogram in this case (which
+ -- can't be stored when the flags are created).
+
+ -------------------
+ -- Project nodes --
+ -------------------
+
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
-- 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,
-- 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
+
+ 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.
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.
+ -- 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
-- Save in variable S the comment state. Called before scanning a new
-- project file.
- procedure Restore (S : 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
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;
- In_Tree : Project_Node_Tree_Ref)
- return Boolean;
+ In_Tree : Project_Node_Tree_Ref) return Boolean;
-- Valid only for N_Project nodes
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;
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.
+ -- N_Term, N_Variable_Reference, N_Attribute_Reference nodes or
+ -- N_External_Value.
function Is_Extending_All
(Node : 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;
In_Tree : Project_Node_Tree_Ref) 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;
(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;
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;
(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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
In_Tree : Project_Node_Tree_Ref;
To : Boolean);
+ -- Valid only for N_Project nodes
procedure Set_Directory_Of
(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;
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, N_Attribute_Reference or N_External_Value
+ -- nodes.
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;
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;
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;
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;
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;
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 literal 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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
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;
- In_Tree : Project_Node_Tree_Ref;
- 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;
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;
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;
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;
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;
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;
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;
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;
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 : Path_Name_Type := No_Path;
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 : Path_Name_Type := No_Path;
-- See below for what Project_Node_Kind it is used
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
- -- - it indicates that this is not the last with in a
- -- with clause. It is set for "A", but not for "B" in
- -- with "B";
- -- and
- -- with "A", "B";
+ -- 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_Node_Table is
- new GNAT.Dynamic_Tables
+ 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);
- -- This table contains the syntactic tree of project data
- -- from project files.
+ -- 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
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_Path,
- Extended => True);
+ Extended => True,
+ Proj_Qualifier => Unspecified);
package Projects_Htable is new GNAT.Dynamic_HTables.Simple_HTable
(Header_Num => Header_Num,
type Project_Node_Tree_Data is record
Project_Nodes : Tree_Private_Part.Project_Node_Table.Instance;
Projects_HT : Tree_Private_Part.Projects_Htable.Instance;
+
+ Incomplete_With : Boolean := False;
+ -- Set to True if the projects were loaded with the flag
+ -- Ignore_Missing_With set to True, and there were indeed some with
+ -- statements that could not be resolved
end record;
- -- The data for a project node tree
+
+ 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 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;