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4079 | --
-- Copyright (C) 2019-2023, AdaCore
--
-- SPDX-License-Identifier: Apache-2.0 WITH LLVM-Exception
--
with Ada.Containers.Indefinite_Holders;
with Ada.Directories;
with Ada.IO_Exceptions;
with Ada.Strings.Fixed;
with Ada.Strings.Maps;
with Ada.Text_IO;
with GPR2.Project.Parser.Create;
with GPR2.Project.Attribute_Index;
with GPR2.Project.Attribute.Set;
with GPR2.Project.Import.Set;
with GPR2.Project.Parser;
with GPR2.Project.Registry.Pack;
with GPR2.Project.Tree.View_Builder;
with GPR2.Source_Reference.Attribute;
with GPR2.Source_Reference.Value;
with GPR2.Unit;
with GPR2.View_Ids.Set;
with GPR2.View_Ids.Vector;
with GNAT.OS_Lib;
with GNAT.Regexp;
with GNAT.String_Split;
with GNATCOLL.OS.Constants;
package body GPR2.Project.Tree is
use GNAT;
use type GPR2.Path_Name.Object;
use type GNATCOLL.OS.OS_Type;
package PRP renames Project.Registry.Pack;
package IDS renames GPR2.View_Ids;
Is_Windows_Host : constant Boolean :=
GNATCOLL.OS.Constants.OS = GNATCOLL.OS.Windows
with Warnings => Off;
Wildcards : constant Strings.Maps.Character_Set :=
Strings.Maps.To_Set ("?*[]");
-- Wild chars for filename pattern
procedure Error
(Self : in out Object;
Msg : String;
Sloc : Source_Reference.Object'Class);
-- Append an error to Self.Messages
procedure Warning
(Self : in out Object;
Msg : String;
Sloc : Source_Reference.Object'Class);
-- Append a warning to Self.Messages
procedure Lint
(Self : in out Object;
Msg : String;
Sloc : Source_Reference.Object'Class);
-- Append a lint message to Self.Messages
function Register_View
(Def : in out Definition.Data) return Project.View.Object
with Post => Register_View'Result.Is_Defined;
-- Register view definition in the Tree and return the View object
procedure Set_Context
(Self : in out Object;
Changed : access procedure (Project : View.Object) := null);
-- Update project tree with updated context
function Get_Context
(View : Project.View.Object) return GPR2.Context.Object
is
(View.Tree.Context (View.Context));
-- Returns context of the project view
type Iterator is new Project_Iterator.Forward_Iterator with record
Views : Project_View_Store.Vector;
Tree : access Object;
end record;
overriding function First
(Iter : Iterator) return Cursor;
overriding function Next
(Iter : Iterator; Position : Cursor) return Cursor;
function Recursive_Load
(Self : in out Object;
Root_Project : Project_Descriptor;
Context : Context_Kind;
Starting_From : View.Object := View.Undefined) return View.Object
with Pre =>
(if Starting_From.Is_Defined
then Starting_From.Qualifier in Aggregate_Kind);
-- Load a project Filename recursively and returns the corresponding root
-- view.
-- Context indicates if project is loaded using the root context or the
-- root aggregate context.
-- Starting_From if set is the aggregate or aggregate library starting
-- point for the parsing.
function Create_Runtime_View (Self : Object) return View.Object
with Pre => Self.Is_Defined
and then Self.Has_Configuration;
-- Create the runtime view given the configuration project
function Get_View
(Tree : Project.Tree.Object;
Id : IDS.View_Id)
return Project.View.Object;
-- Given a View_Id Id returns the associated view if it exists. Returns
-- Project.View.Undefined otherwise.
procedure Update_Context
(Context : in out GPR2.Context.Object;
Externals : Containers.Name_Set;
Environment : GPR2.Environment.Object);
-- For all externals in Externals, if external is not already present in
-- the context, fetch its value from the environment and insert it into the
-- context.
procedure Update_Project_Search_Path_From_Config
(Self : in out Object;
Conf : Project.Configuration.Object)
with Pre => Conf.Is_Defined;
-- Update project search path with directories relevant to
procedure Process_Subtree
(Self : Object;
View : Project.View.Object := Project.View.Undefined;
Externally_Built : Boolean := False;
Do_Action : not null access procedure
(View : Project.View.Object))
with Pre => Self.Is_Defined;
-- Call Do_Action for View & View's subtree
procedure Prepend_Search_Paths
(Self : in out Object; Dir : GPR2.Path_Name.Object)
with Pre => Dir.Is_Defined;
procedure Append_Search_Paths
(Self : in out Object; Dir : GPR2.Path_Name.Object)
with Pre => Dir.Is_Defined;
procedure Update_Search_Paths (Self : in out Object);
-- Update Self.Search_Paths after Prepend, Append & Environment changes
---------------------
-- Add_Tool_Prefix --
---------------------
function Add_Tool_Prefix
(Self : Object;
Tool_Name : Name_Type) return Name_Type
is
Not_Defined : constant Optional_Name_Type := " ";
-- Value returned when GNAT_Compilers_Prefix cannot find Compiler
-- Driver in View.
function GNAT_Compilers_Prefix
(View : Project.View.Object) return Optional_Name_Type
with Pre => View.Is_Defined;
-- Returns prefix found in Compiler package's Driver attribute for gcc
-- or g++ tools. Returns Not_Defined if no attribute was defined.
---------------------------
-- GNAT_Compilers_Prefix --
---------------------------
function GNAT_Compilers_Prefix
(View : Project.View.Object) return Optional_Name_Type
is
package PRP renames Project.Registry.Pack;
package PRA renames Project.Registry.Attribute;
begin
if View.Is_Defined
and then View.Has_Package (PRP.Compiler)
and then View.Has_Languages
then
for Language of View.Languages loop
declare
Index : constant Attribute_Index.Object :=
Attribute_Index.Create (Language.Text);
Attr : constant Attribute.Object :=
(if View.Has_Attribute (PRA.Compiler.Driver,
Index)
then View.Attribute (PRA.Compiler.Driver, Index)
else Attribute.Undefined);
Driver : constant String :=
(if Attr.Is_Defined
then String
(Path_Name.Create_File
(Filename_Type (Attr.Value.Text)).Base_Name)
else "");
begin
if Driver'Length > 2 then
declare
subtype Last_3_Chars_Range is Positive range
Driver'Last - 2 .. Driver'Last;
Last_3_Chars : constant String :=
(if Is_Windows_Host
then Characters.Handling.To_Lower
(Driver (Last_3_Chars_Range))
else Driver (Last_3_Chars_Range));
begin
if Last_3_Chars = "gcc"
or else Last_3_Chars = "g++"
then
if Driver'Length = 3 then
return No_Name;
else
return Optional_Name_Type
(Driver (Driver'First .. Driver'Last - 3));
end if;
end if;
end;
end if;
end;
end loop;
end if;
return Not_Defined;
end GNAT_Compilers_Prefix;
Prefix_From_Root : constant Optional_Name_Type :=
GNAT_Compilers_Prefix (Self.Root);
-- Try to find prefix from root project compiler package or from its
-- associated configuration project.
begin
if Prefix_From_Root = Not_Defined then
-- Use Target as prefix if not defined in project and no
-- configuration file was loaded.
return Name_Type (String (Self.Target) & "-" & String (Tool_Name));
else
return Name_Type (String (Prefix_From_Root) & String (Tool_Name));
end if;
end Add_Tool_Prefix;
--------------------
-- Append_Message --
--------------------
procedure Append_Message
(Self : in out Object;
Message : GPR2.Message.Object) is
begin
Self.Messages.Append (Message);
end Append_Message;
-------------------------
-- Append_Search_Paths --
-------------------------
procedure Append_Search_Paths
(Self : in out Object; Dir : GPR2.Path_Name.Object) is
begin
Self.Search_Paths.Appended.Append (Dir);
Self.Update_Search_Paths;
end Append_Search_Paths;
--------------------
-- Artifacts_Dir --
--------------------
function Artifacts_Dir (Self : Object) return Path_Name.Object is
begin
if Self.Root_Project.Kind in With_Object_Dir_Kind then
return Self.Root_Project.Object_Directory;
else
return Self.Root_Project.Apply_Root_And_Subdirs (PRA.Object_Dir);
end if;
end Artifacts_Dir;
-- Object_Directory has a precondition to prevent its use when the view
-- don't expect one (aggregate, abstract). But Apply_Root_And_Subdirs
-- doesn't, and object_directory will default to Project_Dir in such case.
----------------
-- Clear_View --
----------------
procedure Clear_View
(Self : in out Object;
Unit : Unit_Info.Object) is
begin
-- Clear the corresponding sources
if Unit.Spec.Source.Is_Defined then
Self.Sources.Exclude
(Filename_Type (Unit.Spec.Source.Value));
end if;
if Unit.Main_Body.Source.Is_Defined then
Self.Sources.Exclude
(Filename_Type (Unit.Main_Body.Source.Value));
end if;
for S of Unit.Separates loop
Self.Sources.Exclude (Filename_Type (S.Source.Value));
end loop;
end Clear_View;
-------------------
-- Configuration --
-------------------
function Configuration (Self : Object) return PC.Object is
begin
return Self.Conf;
end Configuration;
------------------------
-- Constant_Reference --
------------------------
function Constant_Reference
(Self : aliased Object;
Position : Cursor) return Constant_Reference_Type
is
Views_Curs : constant View.Set.Set.Cursor :=
Self.Views_Set.Find
(Project_View_Store.Element (Position.Current));
Ref : View.Set.Set.Constant_Reference_Type renames
Self.Views_Set.Constant_Reference (Views_Curs);
begin
-- Constant reference is given by the constant reference of the
-- element contained in the Views set at the current location.
return Constant_Reference_Type'
(View => Ref.Element.all'Unrestricted_Access,
Ref => Ref);
end Constant_Reference;
-------------
-- Context --
-------------
function Context (Self : Object) return GPR2.Context.Object is
begin
return Self.Root.Context;
end Context;
-------------------------
-- Create_Runtime_View --
-------------------------
function Create_Runtime_View (Self : Object) return View.Object is
CV : constant View.Object := Self.Conf.Corresponding_View;
DS : Character renames OS_Lib.Directory_Separator;
Data : Project.Definition.Data;
RTD : Attribute.Object;
RTF : Path_Name.Object;
procedure Add_Attribute (Name : Q_Attribute_Id; Value : Value_Type);
-- Add builtin attribute into Data.Attrs
-------------------
-- Add_Attribute --
-------------------
procedure Add_Attribute (Name : Q_Attribute_Id; Value : Value_Type) is
begin
Data.Attrs.Insert
(Project.Attribute.Create
(Name => Source_Reference.Attribute.Object
(Source_Reference.Attribute.Create
(Source_Reference.Builtin, Name)),
Value => Source_Reference.Value.Object
(Source_Reference.Value.Create
(Source_Reference.Object
(Source_Reference.Create (RTF.Value, 0, 0)),
Value))));
end Add_Attribute;
begin
-- Check runtime path
RTD := CV.Attribute (Name => PRA.Runtime_Dir,
Index => Attribute_Index.Create (Ada_Language));
if RTD.Is_Defined and then RTD.Value.Text /= "" then
-- Runtime_Dir (Ada) exists, this is used to compute the Source_Dirs
-- and Object_Dir for the Runtime project view.
RTF := Path_Name.Create_File
("runtime.gpr", Directory => Filename_Optional (RTD.Value.Text));
declare
Dirs : Containers.Source_Value_List;
procedure Add_If_Exists (Dir_Name : String);
-- Add directory name into Dirs if it exists
-------------------
-- Add_If_Exists --
-------------------
procedure Add_If_Exists (Dir_Name : String) is
begin
if Directories.Exists (Dir_Name) then
Dirs.Append
(Source_Reference.Value.Object
(Source_Reference.Value.Create
(Source_Reference.Object
(Source_Reference.Create (RTF.Value, 0, 0)),
Dir_Name)));
end if;
end Add_If_Exists;
function With_RTD_Prefix (Name : String) return String is
(Directories.Compose (RTD.Value.Text, Name));
-- Prepend the Name with
Ada_Source_Path : constant String :=
With_RTD_Prefix ("ada_source_path");
use Ada.Text_IO;
File : File_Type;
begin
if Directories.Exists (Ada_Source_Path) then
Open (File, Text_IO.In_File, Ada_Source_Path);
while not End_Of_File (File) loop
declare
Line : constant String := Get_Line (File);
begin
if Line /= "" then
Add_If_Exists
(if OS_Lib.Is_Absolute_Path (Line) then Line
else With_RTD_Prefix (Line));
end if;
end;
end loop;
Close (File);
else
Add_If_Exists (With_RTD_Prefix ("adainclude"));
end if;
Data.Attrs.Insert
(Project.Attribute.Create
(Name => Source_Reference.Attribute.Object
(Source_Reference.Attribute.Create
(Source_Reference.Builtin, PRA.Source_Dirs)),
Values => Dirs));
end;
Add_Attribute (PRA.Object_Dir, RTD.Value.Text & DS & "adalib");
-- The only language supported is Ada
Add_Attribute (PRA.Languages, "ada");
Data.Tree := Self.Self;
Data.Kind := K_Standard;
Data.Path := Path_Name.Create_Directory
(Filename_Type (RTD.Value.Text));
Data.Is_Root := True;
Data.Unique_Id := GPR2.View_Ids.Runtime_View_Id;
Data.Trees.Project := Project.Parser.Create
(Name => Name (PRA.Runtime.Attr),
File => RTF,
Qualifier => K_Standard);
return Result : View.Object := Register_View (Data) do
-- If we simply return Register_View (Data) the reference counter
-- will be one more than should be, see T709-001.
-- It is not actual for now because line below is added after the
-- T709-001 bug detected.
-- ??? We shouldn't consider the runtime view as a root view, but
-- instead add it as implicitly limited withed project for all
-- views that have Ada sources.
Definition.Get_RW (Result).Root_Views.Append
(View_Ids.Runtime_View_Id);
end return;
else
return Project.View.Undefined;
end if;
end Create_Runtime_View;
-------------
-- Element --
-------------
function Element (Position : Cursor) return View.Object is
begin
return Project_View_Store.Element (Position.Current);
end Element;
-----------
-- Error --
-----------
procedure Error
(Self : in out Object;
Msg : String;
Sloc : Source_Reference.Object'Class) is
begin
Self.Messages.Append (Message.Create (Message.Error, Msg, Sloc));
end Error;
-----------
-- First --
-----------
overriding function First (Iter : Iterator) return Cursor is
begin
if Iter.Views.Is_Empty then
return No_Element;
else
return (Current => Iter.Views.First,
Tree => Iter.Tree);
end if;
end First;
---------------------
-- For_Each_Source --
---------------------
procedure For_Each_Source
(Self : Object;
View : Project.View.Object := Project.View.Undefined;
Action : access procedure (Source : Project.Source.Object);
Language : Language_Id := No_Language;
Externally_Built : Boolean := False) is
procedure Do_Action (View : Project.View.Object)
with Pre => View.Is_Defined;
-- Call Action for all View's source object having a valid language
---------------
-- Do_Action --
---------------
procedure Do_Action (View : Project.View.Object) is
begin
for S of View.Sources loop
if Language = No_Language or else S.Language = Language then
Action (S);
end if;
end loop;
end Do_Action;
begin
Process_Subtree (Self, View, Externally_Built, Do_Action'Access);
end For_Each_Source;
--------------
-- Get_File --
--------------
function Get_File
(Self : Object;
Base_Name : Simple_Name;
View : Project.View.Object := Project.View.Undefined;
Use_Source_Path : Boolean := True;
Use_Object_Path : Boolean := True;
Predefined_Only : Boolean := False;
Return_Ambiguous : Boolean := True) return Path_Name.Object
is
File_Name : Path_Name.Object;
Source_Name : Project.Source.Object;
Ambiguous : Boolean;
procedure Add_File
(Name : Path_Name.Object; Check_Exist : Boolean := True);
-- Add Name to matching files, when Check_Exist is True file existence
-- is checked before Path is added to matching files.
procedure Add_Source (Name : Project.Source.Object);
-- Add new candidate source and check for overriding
procedure Handle_Object_File;
-- Set Full_Path with matching object file
procedure Handle_Project_File;
-- Set Full_Path with the first matching project
procedure Handle_Source_File;
-- Set Full_Path with matching source file
--------------
-- Add_File --
--------------
procedure Add_File
(Name : Path_Name.Object; Check_Exist : Boolean := True) is
begin
if Check_Exist and then not Name.Exists then
return;
end if;
if not File_Name.Is_Defined then
File_Name := Name;
else
Ambiguous := True;
end if;
end Add_File;
----------------
-- Add_Source --
----------------
procedure Add_Source (Name : Project.Source.Object) is
begin
if not Source_Name.Is_Defined then
Source_Name := Name;
elsif Source_Name.View.Is_Extending (Name.View) then
-- We already have the overriding source
return;
elsif Name.View.Is_Extending (Source_Name.View) then
Source_Name := Name;
else
Ambiguous := True;
end if;
end Add_Source;
------------------------
-- Handle_Object_File --
------------------------
procedure Handle_Object_File is
procedure Handle_Object_File_In_View (View : Project.View.Object);
-- Set Full_Path with matching View's object file
--------------------------------
-- Handle_Object_File_In_View --
--------------------------------
procedure Handle_Object_File_In_View (View : Project.View.Object) is
begin
if View.Is_Library then
Add_File (View.Object_Directory.Compose (Base_Name));
if not File_Name.Is_Defined then
Add_File (View.Library_Directory.Compose (Base_Name));
end if;
if not File_Name.Is_Defined then
Add_File (View.Library_Ali_Directory.Compose (Base_Name));
end if;
elsif View.Kind = K_Standard then
Add_File (View.Object_Directory.Compose (Base_Name));
end if;
end Handle_Object_File_In_View;
begin
if not Predefined_Only then
if View.Is_Defined then
Handle_Object_File_In_View (View);
else
for V in Self.Iterate
(Status => (Project.S_Externally_Built => Indeterminate))
loop
Handle_Object_File_In_View (Project.Tree.Element (V));
end loop;
end if;
end if;
if not File_Name.Is_Defined then
if Self.Has_Runtime_Project then
Handle_Object_File_In_View (Self.Runtime_Project);
end if;
end if;
end Handle_Object_File;
-------------------------
-- Handle_Project_File --
-------------------------
procedure Handle_Project_File is
begin
for V in Self.Iterate
(Status => (Project.S_Externally_Built => Indeterminate))
loop
declare
View : constant Project.View.Object := Project.Tree.Element (V);
begin
if View.Path_Name.Simple_Name = Base_Name then
File_Name := View.Path_Name;
end if;
end;
end loop;
end Handle_Project_File;
------------------------
-- Handle_Source_File --
------------------------
procedure Handle_Source_File is
procedure Handle_Source_File_In_View (View : Project.View.Object);
-- Set Full_Path with matching View's source file
--------------------------------
-- Handle_Source_File_In_View --
--------------------------------
procedure Handle_Source_File_In_View (View : Project.View.Object) is
Full_Path : constant Project.Source.Object :=
View.Source (Base_Name);
begin
if Full_Path.Is_Defined then
Add_Source (Full_Path);
end if;
end Handle_Source_File_In_View;
begin
if not Predefined_Only then
if View.Is_Defined then
Handle_Source_File_In_View (View);
else
for V in Self.Iterate
(Status => (Project.S_Externally_Built => Indeterminate))
loop
Handle_Source_File_In_View (Project.Tree.Element (V));
end loop;
end if;
end if;
if not File_Name.Is_Defined then
if Self.Has_Runtime_Project then
Handle_Source_File_In_View (Self.Runtime_Project);
end if;
end if;
end Handle_Source_File;
begin
-- Initialize return values
Ambiguous := False;
File_Name := Path_Name.Undefined;
-- Handle project file
if Project.Ensure_Extension (Base_Name) = Base_Name then
Handle_Project_File;
else
-- Handle source file
if Use_Source_Path then
Handle_Source_File;
if Source_Name.Is_Defined then
File_Name := Source_Name.Path_Name;
end if;
end if;
-- Handle object file
if not File_Name.Is_Defined and then Use_Object_Path then
Handle_Object_File;
end if;
end if;
if Ambiguous and then not Return_Ambiguous then
return Path_Name.Undefined;
else
return File_Name;
end if;
end Get_File;
--------------
-- Get_View --
--------------
function Get_View
(Self : Object;
Source : Path_Name.Object) return Project.View.Object
is
Pos : constant Filename_View.Cursor :=
Self.Sources.Find
(if Source.Has_Dir_Name
then Filename_Type (Source.Value)
else Source.Simple_Name);
begin
if Filename_View.Has_Element (Pos) then
return Filename_View.Element (Pos);
end if;
return Project.View.Undefined;
end Get_View;
function Get_View
(Self : Object;
Unit : Name_Type) return Project.View.Object
is
Pos : constant Name_View.Cursor := Self.Units.Find (Unit);
begin
if Name_View.Has_Element (Pos) then
return Name_View.Element (Pos);
end if;
return Project.View.Undefined;
end Get_View;
function Get_View
(Tree : Project.Tree.Object;
Id : IDS.View_Id) return Project.View.Object
is
CV : constant Id_Maps.Cursor := Tree.View_Ids.Find (Id);
begin
if Id_Maps.Has_Element (CV) then
return Id_Maps.Element (CV);
else
return Project.View.Undefined;
end if;
end Get_View;
-----------------------
-- Has_Configuration --
-----------------------
function Has_Configuration (Self : Object) return Boolean is
begin
return Self.Conf.Is_Defined;
end Has_Configuration;
-----------------
-- Has_Context --
-----------------
function Has_Context (Self : Object) return Boolean is
begin
return not Self.Root.Context.Is_Empty;
end Has_Context;
-----------------
-- Has_Element --
-----------------
function Has_Element (Position : Cursor) return Boolean is
begin
return Project_View_Store.Has_Element (Position.Current);
end Has_Element;
------------------
-- Has_Messages --
------------------
function Has_Messages (Self : Object) return Boolean is
begin
return not Self.Messages.Is_Empty;
end Has_Messages;
-------------------------
-- Has_Runtime_Project --
-------------------------
function Has_Runtime_Project (Self : Object) return Boolean is
begin
return Self.Runtime.Is_Defined;
end Has_Runtime_Project;
---------------------
-- Has_Src_Subdirs --
---------------------
function Has_Src_Subdirs (Self : Object) return Boolean is
begin
return Self.Src_Subdirs /= Null_Unbounded_String;
end Has_Src_Subdirs;
-----------------
-- Instance_Of --
-----------------
function Instance_Of
(Self : Object;
Instance_Id : GPR2.View_Ids.View_Id) return View.Object is
begin
return Self.View_Ids.Element (Instance_Id);
end Instance_Of;
------------------------
-- Invalidate_Sources --
------------------------
procedure Invalidate_Sources
(Self : Object;
View : Project.View.Object := Project.View.Undefined) is
begin
if not View.Is_Defined then
for V of Self.Views_Set loop
Definition.Get (V).Sources_Signature :=
GPR2.Context.Default_Signature;
end loop;
Self.Self.Sources_Loaded := False;
else
Definition.Get (View).Sources_Signature :=
GPR2.Context.Default_Signature;
if View.Is_Aggregated_In_Library then
for Agg of View.Aggregate_Libraries loop
Self.Invalidate_Sources (Agg);
end loop;
end if;
end if;
end Invalidate_Sources;
-------------
-- Is_Root --
-------------
function Is_Root (Position : Cursor) return Boolean is
V : constant View.Object := Element (Position);
begin
return Position.Tree.Root = V;
end Is_Root;
-------------
-- Iterate --
-------------
function Iterate
(Self : Object;
Kind : Iterator_Control := Default_Iterator;
Filter : Filter_Control := Default_Filter;
Status : Status_Control := Default_Status)
return Project_Iterator.Forward_Iterator'Class
is
Iter : Iterator;
-- The returned object
Seen : GPR2.Project.View.Set.Object;
-- Keep track of already seen projects. Better than using the P vector
-- which is not efficient when checking if an element exists.
P_Set : GPR2.Project.View.Set.Object;
-- Set of projects for the iterator which is returned in the Cursor and
-- fill by the recursive procedure For_Project and For_Imports. P_Set is
-- used to have a fast check on views already in Projects.
procedure Append (View : Project.View.Object)
with Post => P_Set.Contains (View);
-- Append into P if not already seen and View matches the filter
procedure For_Project (View : Project.View.Object);
-- Handle project node
procedure For_Imports (View : Project.View.Object);
-- Handle import nodes
procedure For_Aggregated (View : Project.View.Object);
-- Handle aggregated nodes
------------
-- Append --
------------
procedure Append (View : Project.View.Object) is
begin
if not P_Set.Contains (View) then
if Equal
(Status (S_Externally_Built),
View.Is_Externally_Built) in True | Indeterminate
then
declare
Qualifier : constant Project_Kind := View.Kind;
begin
-- Check if it corresponds to the current filter
if (Qualifier = K_Library and then Filter (F_Library))
or else
(Qualifier = K_Standard and then Filter (F_Standard))
or else
(Qualifier = K_Abstract and then Filter (F_Abstract))
or else
(Qualifier = K_Aggregate and then Filter (F_Aggregate))
or else
(Qualifier = K_Aggregate_Library
and then Filter (F_Aggregate_Library))
then
Iter.Views.Append (View);
end if;
end;
end if;
P_Set.Insert (View);
end if;
end Append;
--------------------
-- For_Aggregated --
--------------------
procedure For_Aggregated (View : Project.View.Object) is
begin
if View.Kind in Aggregate_Kind then
for A of Definition.Get_RO (View).Aggregated loop
if Kind (I_Recursive) then
For_Project (A);
else
Append (A);
end if;
end loop;
end if;
end For_Aggregated;
-----------------
-- For_Imports --
-----------------
procedure For_Imports (View : Project.View.Object) is
begin
for I of Definition.Get_RO (View).Imports loop
if Kind (I_Recursive) then
For_Project (I);
else
Append (I);
end if;
end loop;
for I of Definition.Get_RO (View).Limited_Imports loop
if Kind (I_Recursive) then
For_Project (I);
else
Append (I);
end if;
end loop;
end For_Imports;
-----------------
-- For_Project --
-----------------
procedure For_Project (View : Project.View.Object) is
Position : Project.View.Set.Set.Cursor;
Inserted : Boolean;
begin
Seen.Insert (View, Position, Inserted);
if Inserted then
-- Handle imports
if Kind (I_Imported) or else Kind (I_Recursive) then
For_Imports (View);
end if;
-- Handle extended if any
if Kind (I_Extended) then
declare
Data : constant Definition.Const_Ref :=
Definition.Get_RO (View);
begin
if Data.Extended_Root.Is_Defined then
if Kind (I_Recursive) then
For_Project (Data.Extended_Root);
else
Append (Data.Extended_Root);
end if;
end if;
end;
end if;
-- The project itself
Append (View);
-- Now if View is an aggregate or aggregate library project we
-- need to run through all aggregated projects.
if Kind (I_Aggregated) then
For_Aggregated (View);
end if;
end if;
end For_Project;
begin
Iter := (Project_View_Store.Empty, Self.Self);
For_Project (Self.Root);
if Self.Has_Runtime_Project and then Kind (I_Runtime) then
For_Project (Self.Runtime);
end if;
if Self.Has_Configuration and then Kind (I_Configuration) then
For_Project (Self.Configuration.Corresponding_View);
end if;
return Iter;
end Iterate;
----------
-- Lint --
----------
procedure Lint
(Self : in out Object;
Msg : String;
Sloc : Source_Reference.Object'Class) is
begin
Self.Messages.Append (Message.Create (Message.Lint, Msg, Sloc));
end Lint;
----------
-- Load --
----------
procedure Load
(Self : in out Object;
Root_Project : Project_Descriptor;
Context : GPR2.Context.Object;
Config : PC.Object := PC.Undefined;
Build_Path : Path_Name.Object := Path_Name.Undefined;
Subdirs : Optional_Name_Type := No_Name;
Src_Subdirs : Optional_Name_Type := No_Name;
Check_Shared_Lib : Boolean := True;
Absent_Dir_Error : Error_Level := Warning;
Implicit_With : GPR2.Path_Name.Set.Object :=
GPR2.Path_Name.Set.Empty_Set;
Pre_Conf_Mode : Boolean := False;
File_Reader : GPR2.File_Readers.File_Reader_Reference :=
GPR2.File_Readers.No_File_Reader_Reference;
Environment : GPR2.Environment.Object :=
GPR2.Environment.Process_Environment)
is
Gpr_Path : Path_Name.Object;
Root_Context : GPR2.Context.Object := Context;
Def : Definition.Ref;
begin
Self.Self := Self'Unchecked_Access;
Self.Set_Environment (Environment);
-- Let ada or gpr parser use this reader
Self.File_Reader_Ref := File_Reader;
-- If re-loading, invalidate the views cache
for V of Self.Views_Set loop
Definition.Get (V).Clear_Cache;
end loop;
-- First record and parse the configuration object, this is needed as
-- used to check the target in Set_Project_Search_Paths above.
if Config.Is_Defined then
-- Set Tree for this config project
Self.Conf := Config;
for M of Config.Log_Messages loop
Self.Messages.Append (M);
end loop;
if Self.Messages.Has_Error then
raise Project_Error with "configuration project has errors";
end if;
if Config.Has_Externals then
Update_Context (Root_Context, Config.Externals, Environment);
end if;
Definition.Bind_Configuration_To_Tree (Self.Conf, Self.Self);
declare
C_View : GPR2.Project.View.Object := Self.Conf.Corresponding_View;
P_Data : constant Definition.Ref := Definition.Get_RW (C_View);
begin
-- Set and record the tree now, needed for the parsing
P_Data.Tree := Self.Self;
P_Data.Is_Root := True;
-- Parse the configuration project, no need for full/complex
-- parsing as a configuration project is a simple project no
-- with clauses.
GPR2.Project.Parser.Process
(P_Data.Trees.Project,
Self,
Root_Context,
C_View,
Ext_Conf_Mode => True);
if Self.Conf.Is_Defined then
Update_Project_Search_Path_From_Config
(Self, Self.Conf);
end if;
pragma Assert
(P_Data.Kind = K_Configuration,
"expected K_Configuration, found : " & P_Data.Kind'Img);
end;
end if;
Self.Build_Path := Build_Path;
Self.Subdirs := To_Unbounded_String (String (Subdirs));
Self.Src_Subdirs := To_Unbounded_String (String (Src_Subdirs));
Self.Check_Shared_Lib := Check_Shared_Lib;
Self.Implicit_With := Implicit_With;
Self.Absent_Dir_Error := Absent_Dir_Error;
Self.Pre_Conf_Mode := Pre_Conf_Mode;
if Root_Project.Kind = Project_Definition then
Gpr_Path := Root_Project.Data.Trees.Project.Path_Name;
elsif Root_Project.Path.Has_Dir_Name then
Gpr_Path := Root_Project.Path;
else
-- If project directory still not defined, search it in full set
-- of search paths.
Gpr_Path := Create
(Root_Project.Path.Name, Self.Search_Paths.All_Paths);
if not Build_Path.Is_Defined then
Self.Build_Path := Path_Name.Create_Directory
(Filename_Type (Gpr_Path.Dir_Name));
end if;
end if;
-- Add full project path in the message log
Self.Messages.Append
(Message.Create
(Message.Information,
"Parsing """ & Gpr_Path.Value & """",
Source_Reference.Create (Gpr_Path.Value, 0, 0)));
-- Add all search paths into the message log
declare
Search_Paths : Unbounded_String;
begin
for P of Self.Search_Paths.All_Paths loop
Append (Search_Paths, GNAT.OS_Lib.Path_Separator & P.Value);
end loop;
-- Remove first path separator
Delete (Search_Paths, 1, 1);
Self.Messages.Append
(Message.Create
(Message.Information,
"project search path: " & To_String (Search_Paths),
Source_Reference.Create (Gpr_Path.Value, 0, 0)));
end;
Self.Root := Recursive_Load
(Self,
Root_Project => (if Root_Project.Kind = Project_Definition
then Root_Project
else (Project_Path, Gpr_Path)),
Context => Root);
-- Do nothing more if there are errors during the parsing
if not Self.Messages.Has_Error then
-- Add to root view's externals, configuration project externals
Def := Definition.Get (Self.Root);
if Config.Is_Defined and then Config.Has_Externals then
for E of Config.Externals loop
Def.Externals.Include (E);
end loop;
end if;
for V_Data of Self.Views_Set loop
-- Compute the external dependencies for the views. This
-- is the set of external used in the project and in all
-- imported/extended project.
for E of Definition.Get_RO (V_Data).Externals loop
-- Note that if we have an aggregate project, then
-- we are not dependent on the external if it is
-- statically redefined in the aggregate project. But
-- at this point we have not yet parsed the project.
--
-- The externals will be removed in Set_Context when
-- the parsing is done.
Def.Externals.Include (E);
end loop;
end loop;
if Config.Is_Defined and then Config.Has_Externals
and then Self.Root.Kind in Aggregate_Kind
then
Update_Context
(Self.Context (Aggregate), Config.Externals, Environment);
end if;
Set_Context (Self, Context);
Definition.Check_Same_Name_Extended (Self.Root);
if not Self.Pre_Conf_Mode then
-- We only need those checks if we are not in pre-configuration
-- stage, otherwise we might have errors if a project references
-- corresponding attributes from a not yet found project and their
-- values default to empty ones.
Definition.Check_Aggregate_Library_Dirs (Self.Root);
Definition.Check_Package_Naming (Self.Root);
Definition.Check_Excluded_Source_Dirs (Self.Root);
end if;
end if;
if not Self.Pre_Conf_Mode and then Self.Messages.Has_Error then
raise Project_Error
with Gpr_Path.Value & ": fatal error, cannot load the project tree";
end if;
end Load;
----------
-- Load --
----------
procedure Load
(Self : in out Object;
Filename : Path_Name.Object;
Context : GPR2.Context.Object;
Config : PC.Object := PC.Undefined;
Build_Path : Path_Name.Object := Path_Name.Undefined;
Subdirs : Optional_Name_Type := No_Name;
Src_Subdirs : Optional_Name_Type := No_Name;
Check_Shared_Lib : Boolean := True;
Absent_Dir_Error : Error_Level := Warning;
Implicit_With : GPR2.Path_Name.Set.Object :=
GPR2.Path_Name.Set.Empty_Set;
Pre_Conf_Mode : Boolean := False;
File_Reader : GPR2.File_Readers.File_Reader_Reference :=
GPR2.File_Readers.No_File_Reader_Reference;
Environment : GPR2.Environment.Object :=
GPR2.Environment.Process_Environment) is
begin
if not Filename.Is_Directory then
GPR2.Project.Parser.Clear_Cache;
Self.Load
(Project_Descriptor'(Project_Path, Filename),
Context => Context,
Config => Config,
Build_Path => Build_Path,
Subdirs => Subdirs,
Src_Subdirs => Src_Subdirs,
Check_Shared_Lib => Check_Shared_Lib,
Absent_Dir_Error => Absent_Dir_Error,
Implicit_With => Implicit_With,
Pre_Conf_Mode => Pre_Conf_Mode,
File_Reader => File_Reader,
Environment => Environment);
GPR2.Project.Parser.Clear_Cache;
else
-- Load an empty project in directory "Filename"
View_Builder.Load
(Self,
View_Builder.Create (Filename, "Default"),
Context => Context,
Config => Config,
Build_Path => Build_Path,
Subdirs => Subdirs,
Src_Subdirs => Src_Subdirs,
Check_Shared_Lib => Check_Shared_Lib,
Absent_Dir_Error => Absent_Dir_Error,
Implicit_With => Implicit_With,
Pre_Conf_Mode => Pre_Conf_Mode,
File_Reader => File_Reader,
Environment => Environment);
end if;
end Load;
-------------------
-- Load_Autoconf --
-------------------
procedure Load_Autoconf
(Self : in out Object;
Root_Project : Project_Descriptor;
Context : GPR2.Context.Object;
Build_Path : Path_Name.Object := Path_Name.Undefined;
Subdirs : Optional_Name_Type := No_Name;
Src_Subdirs : Optional_Name_Type := No_Name;
Check_Shared_Lib : Boolean := True;
Absent_Dir_Error : Error_Level := Warning;
Implicit_With : GPR2.Path_Name.Set.Object :=
GPR2.Path_Name.Set.Empty_Set;
Target : Optional_Name_Type := No_Name;
Language_Runtimes : Containers.Lang_Value_Map :=
Containers.Lang_Value_Maps.Empty_Map;
Base : GPR2.KB.Object := GPR2.KB.Undefined;
Config_Project : GPR2.Path_Name.Object :=
GPR2.Path_Name.Undefined;
File_Reader : GPR2.File_Readers.File_Reader_Reference :=
GPR2.File_Readers.No_File_Reader_Reference;
Environment : GPR2.Environment.Object :=
GPR2.Environment.Process_Environment)
is separate;
procedure Load_Autoconf
(Self : in out Object;
Filename : Path_Name.Object;
Context : GPR2.Context.Object;
Build_Path : Path_Name.Object := Path_Name.Undefined;
Subdirs : Optional_Name_Type := No_Name;
Src_Subdirs : Optional_Name_Type := No_Name;
Check_Shared_Lib : Boolean := True;
Absent_Dir_Error : Error_Level := Warning;
Implicit_With : GPR2.Path_Name.Set.Object :=
GPR2.Path_Name.Set.Empty_Set;
Target : Optional_Name_Type := No_Name;
Language_Runtimes : Containers.Lang_Value_Map :=
Containers.Lang_Value_Maps.Empty_Map;
Base : GPR2.KB.Object := GPR2.KB.Undefined;
Config_Project : GPR2.Path_Name.Object := GPR2.Path_Name.Undefined;
File_Reader : GPR2.File_Readers.File_Reader_Reference :=
GPR2.File_Readers.No_File_Reader_Reference;
Environment : GPR2.Environment.Object :=
GPR2.Environment.Process_Environment) is
begin
if not Filename.Is_Directory then
Self.Load_Autoconf
(Root_Project => (Project_Path, Filename),
Context => Context,
Build_Path => Build_Path,
Subdirs => Subdirs,
Src_Subdirs => Src_Subdirs,
Check_Shared_Lib => Check_Shared_Lib,
Absent_Dir_Error => Absent_Dir_Error,
Implicit_With => Implicit_With,
Target => Target,
Language_Runtimes => Language_Runtimes,
Base => Base,
Config_Project => Config_Project,
File_Reader => File_Reader,
Environment => Environment);
else
View_Builder.Load_Autoconf
(Self,
View_Builder.Create (Filename, "Default"),
Context => Context,
Build_Path => Build_Path,
Subdirs => Subdirs,
Src_Subdirs => Src_Subdirs,
Check_Shared_Lib => Check_Shared_Lib,
Absent_Dir_Error => Absent_Dir_Error,
Implicit_With => Implicit_With,
Target => Target,
Language_Runtimes => Language_Runtimes,
Base => Base,
Config_Project => Config_Project,
File_Reader => File_Reader,
Environment => Environment);
end if;
end Load_Autoconf;
------------------------
-- Load_Configuration --
------------------------
procedure Load_Configuration
(Self : in out Object;
Filename : Path_Name.Object) is
begin
pragma Assert (Self.Self = Self'Unrestricted_Access);
Self.Conf := PC.Load (Filename);
Definition.Bind_Configuration_To_Tree (Self.Conf, Self.Self);
-- Copy all configuration message into the main tree's log message list
for M of Self.Conf.Log_Messages loop
Self.Messages.Append (M);
end loop;
if not Self.Messages.Has_Error then
Set_Context (Self);
end if;
end Load_Configuration;
------------------
-- Log_Messages --
------------------
function Log_Messages (Self : Object) return not null access Log.Object is
begin
return Self.Self.Messages'Access;
end Log_Messages;
----------
-- Next --
----------
overriding function Next
(Iter : Iterator; Position : Cursor) return Cursor
is
begin
return (Current => Project_View_Store.Next (Position.Current),
Tree => Position.Tree);
end Next;
-------------------
-- Ordered_Views --
-------------------
function Ordered_Views (Self : Object) return View.Vector.Object is
use GPR2.View_Ids;
use GPR2.View_Ids.DAGs;
Result : View.Vector.Object;
begin
for Id of Self.View_DAG.Topological_Sort loop
Result.Append (Self.Instance_Of (Id));
end loop;
return Result;
end Ordered_Views;
--------------------------
-- Prepend_Search_Paths --
--------------------------
procedure Prepend_Search_Paths
(Self : in out Object; Dir : GPR2.Path_Name.Object) is
begin
Self.Search_Paths.Prepended.Prepend (Dir);
Self.Update_Search_Paths;
end Prepend_Search_Paths;
---------------------
-- Process_Subtree --
---------------------
procedure Process_Subtree
(Self : Object;
View : Project.View.Object := Project.View.Undefined;
Externally_Built : Boolean := False;
Do_Action : not null access procedure
(View : Project.View.Object)) is
Processed : GPR2.Project.View.Set.Object;
procedure Process (View : Project.View.Object)
with Pre => View.Is_Defined;
-- If not yet processed, then Do_Action for view & parse View's subtree
-------------
-- Process --
-------------
procedure Process (View : Project.View.Object) is
begin
if Processed.Contains (View) then
return;
end if;
Processed.Insert (View);
if Externally_Built or else not View.Is_Externally_Built then
if View.Qualifier in K_Standard | K_Library then
Do_Action (View);
end if;
end if;
if View.Qualifier in Aggregate_Kind then
for Aggregated of View.Aggregated loop
Process (Aggregated);
end loop;
end if;
if View.Qualifier /= K_Aggregate then
for Imported of View.Imports loop
Process (Imported);
end loop;
for Limited_Imported of View.Limited_Imports loop
Process (Limited_Imported);
end loop;
if View.Is_Extending then
Process (View.Extended_Root);
end if;
end if;
end Process;
begin
Process ((if View.Is_Defined then View else Self.Root_Project));
end Process_Subtree;
--------------------------
-- Project_Search_Paths --
--------------------------
function Project_Search_Paths (Self : Object) return Path_Name.Set.Object is
begin
return Self.Search_Paths.All_Paths;
end Project_Search_Paths;
-----------------
-- Record_View --
-----------------
procedure Record_View
(Self : in out Object;
View : GPR2.Project.View.Object;
Source : Path_Name.Object;
Unit : Name_Type) is
begin
if not View.Is_Extended then
Self.Units.Include (Unit, View);
Self.Sources.Include (Filename_Type (Source.Value), View);
Self.Sources.Include (Source.Simple_Name, View);
end if;
end Record_View;
--------------------
-- Recursive_Load --
--------------------
function Recursive_Load
(Self : in out Object;
Root_Project : Project_Descriptor;
Context : Context_Kind;
Starting_From : View.Object := View.Undefined) return View.Object
is
type Relation_Status is
(Root, -- Root project
Extended, -- Extended project
Aggregated, -- In an aggregate project
Simple); -- Import, Limited import or aggregate library
P_Names : Containers.Name_Value_Map;
-- Used to check for duplicate project names possibly in
-- different (inconsistent naming) filenames.
Search_Path : Path_Name.Set.Object := Self.Search_Paths.All_Paths;
PP : Attribute.Object;
function Load (Filename : Path_Name.Object) return Definition.Data;
-- Returns the Data definition for the given project
function Internal
(Project : Project_Descriptor;
Aggregate : View.Object;
Status : Relation_Status;
Parent : View.Object;
Extends_Ctx : View.Vector.Object) return View.Object;
-- Internal function doing the actual load of the tree.
-- Project: the project to load
-- Aggregate: if defines, is set to the aggregate project that includes
-- "Filename".
-- Status: denotes the context of the load.
-- "root": the root project is being loaded.
-- "extended": the current project is extending "Filename"
-- "aggregated": the current project is aggregating
-- "filename". It can be either an aggregate project or
-- an aggregate library project.
-- "simple": a regular import.
-- Parent: the loading project.
-- Extends_Ctx: In case the project is loaded in a subtree of an
-- extends all, the extending project is .
function Is_Limited
(View : GPR2.Project.View.Object;
Import_Path : Path_Name.Object) return Boolean;
-- Returns True if the Import_Path is a limited with in View
procedure Propagate_Aggregate
(View : in out GPR2.Project.View.Object;
Root : GPR2.View_Ids.View_Id;
Is_Aggregate_Library : Boolean) with Inline;
-- Make sure that all views in the subtree of View reference the
-- Aggregate Library (if set), or set their namespace root to Root.
--
-- In case of Aggregate Libraries, this is needed if several aggregate
-- libraries exist in the tree and they reference the same project.
--
-- This is also needed for both aggregate and aggregate library cases
-- if a subproject is withed from several subtrees of the aggregate.
--------------
-- Internal --
--------------
function Internal
(Project : Project_Descriptor;
Aggregate : View.Object;
Status : Relation_Status;
Parent : View.Object;
Extends_Ctx : View.Vector.Object) return View.Object
is
Extending : constant IDS.View_Id :=
(if Status = Extended then Parent.Id
elsif not Extends_Ctx.Is_Empty
then Extends_Ctx.First_Element.Id
else View_Ids.Undefined);
-- A project can be extended either explicitly (Status is then
-- Extended and the parent points to the extending project), or
-- implicitly (withed unit of the extending project replaces withed
-- using of the extended project, creating an implicit extension).
-- In this case Extends_Ctx is not empty.
Filename : constant GPR2.Path_Name.Object :=
(if Project.Kind = Project_Definition
then Project.Data.Trees.Project.Path_Name
else Project.Path);
Id : constant IDS.View_Id :=
IDS.Create
(Project_File => Filename,
Context => Context,
Extending => Extending);
View : GPR2.Project.View.Object := Self.Get_View (Id);
begin
-- If the view is already defined just return it
if not View.Is_Defined then
declare
Data : Definition.Data := (if Project.Kind = Project_Definition
then Project.Data
else Load (Filename));
begin
-- If there are parsing errors, do not go further
if Self.Messages.Has_Error then
return View;
end if;
-- Compute directory used as project file directory
-- This is influenced by the Project_Dir parameters used on
-- load to simulate that a project is in another location.
Data.Path := Path_Name.Create_Directory
(Filename_Type (Filename.Dir_Name));
-- If parent view is an extending project keep track of the
-- relationship.
if Status = Extended then
Data.Extending := Definition.Weak (Parent);
elsif not Extends_Ctx.Is_Empty then
Data.Extending :=
Definition.Weak (Extends_Ctx.First_Element);
end if;
-- Update context associated with the the list of externals
-- defined in that project file.
Update_Context
(Self.Context (Context), Data.Externals, Self.Environment);
-- At this stage even if not complete we can create the view
-- and register it so that we can have references to it.
Data.Tree := Self.Self;
Data.Context := Context;
Data.Is_Root := Status = Root;
Data.Unique_Id := Id;
View := Register_View (Data);
-- Check if we already have a project recorded with the same
-- name. Issue an error if it is on a different filename.
declare
Full_Name : constant String :=
OS_Lib.Normalize_Pathname
(View.Path_Name.Value);
begin
if P_Names.Contains (View.Name) then
if P_Names (View.Name) /= Full_Name then
Self.Messages.Append
(GPR2.Message.Create
(Level => Message.Error,
Message => "duplicate project name """
& String (View.Name) & """ in """
& P_Names (View.Name)
& """",
Sloc => Source_Reference.Create
(Full_Name, 1, 1)));
end if;
else
P_Names.Insert (View.Name, Full_Name);
end if;
end;
end;
declare
Data : constant Definition.Ref :=
Definition.Get_RW (View);
New_Extends_Ctx : GPR2.Project.View.Vector.Object :=
Extends_Ctx;
-- Extends all context for the extended project if any
begin
-- Set the root view(s), so the view that is at the top level
-- of a standalone hierarchy (so either the root project,
-- or the top-level aggregated projects.
--
-- Note that in case of aggregated projects, a view can have
-- several root views.
if not Parent.Is_Defined
or else View.Kind = K_Aggregate
or else Parent.Kind = K_Aggregate
then
-- This is the root project or an aggregated project. This
-- creates a new namespace (i.e. root in the subtree)
Data.Root_Views.Append (View.Id);
else
Data.Root_Views :=
Definition.Get_RO (Parent).Root_Views;
Data.Agg_Libraries :=
Definition.Get_RO (Parent).Agg_Libraries;
if Parent.Kind = K_Aggregate_Library
and then Status = Aggregated
then
Data.Agg_Libraries.Include (Parent.Id);
end if;
end if;
-- Update the extends all view
if not Extends_Ctx.Is_Empty then
declare
-- We need to add the current view to the extended
-- property of the extends all view. To this end, we
-- use a local variable that will allow us to write
-- its definition
Temp_View : GPR2.Project.View.Object :=
Extends_Ctx.First_Element;
begin
Definition.Get_RW (Temp_View).Extended.Include (View);
end;
end if;
-- Load all imported projects
if Status = Extended then
-- Temporarily add the parent to the list of
-- extending projects so that we can simply loop over
-- those to gather all the imports of extending projects
New_Extends_Ctx.Prepend (Parent);
end if;
for Prj of Data.Trees.Imports loop
declare
Imported_View : GPR2.Project.View.Object;
Limited_With : Boolean := False;
begin
-- Look for the list of imported projects from the
-- extending project to see if we need to substitute
-- regular imports with their extended view.
Extends_Loop : for Ext of New_Extends_Ctx loop
Import_Loop : for Imp of Ext.Imports loop
if Imp.Is_Extending
and then
Imp.Extended_Root.Path_Name = Prj.Path_Name
then
Imported_View := Imp;
exit Extends_Loop;
end if;
end loop Import_Loop;
end loop Extends_Loop;
if not Imported_View.Is_Defined then
Imported_View :=
Internal
((Project_Path, Prj.Path_Name),
Aggregate => GPR2.Project.View.Undefined,
Status => Simple,
Parent => View,
Extends_Ctx => Extends_Ctx);
if not Imported_View.Is_Defined then
-- Some issue happened
pragma Assert (Self.Messages.Has_Error);
return GPR2.Project.View.Undefined;
end if;
-- limited with and with are tracked separately due
-- their very distinct nature.
if Is_Limited (View, Prj.Path_Name) then
Limited_With := True;
end if;
end if;
if Data.Limited_Imports.Contains (Prj.Name)
or else Data.Imports.Contains (Prj.Name)
then
-- Do not try to insert the project below as it is
-- a duplicate import. The error will be reported
-- later, so here we do nothing.
null;
else
if Limited_With then
Data.Limited_Imports.Insert
(Prj.Name, Imported_View);
else
Data.Imports.Insert (Prj.Name, Imported_View);
end if;
end if;
Data.Closure.Include (Prj.Name, Imported_View);
for C in
Definition.Get_RO (Imported_View).Closure.Iterate
loop
Data.Closure.Include
(Definition.Project_View_Store.Key (C),
Definition.Project_View_Store.Element (C));
end loop;
end;
end loop;
if Status = Extended then
-- Remove Parent from New_Extends_Ctx: simple extension
-- don't propagate to the subtree.
New_Extends_Ctx.Delete_First;
end if;
-- Load the extended project if any:
if Data.Trees.Extended.Is_Defined then
if Data.Trees.Project.Is_Extending_All then
-- Update the extends context in case we do an
-- extends all: this is applied to the whole sub-tree.
New_Extends_Ctx.Prepend (View);
end if;
declare
Extended_View : constant GPR2.Project.View.Object :=
Internal
((Project_Path,
Data.Trees.Extended.Path_Name),
Aggregate =>
GPR2.Project.View.Undefined,
Status => Extended,
Parent => View,
Extends_Ctx => New_Extends_Ctx);
begin
if Extended_View.Is_Defined then
Data.Extended.Include (Extended_View);
Data.Extended_Root := Extended_View;
end if;
end;
end if;
end;
-- At this stage the view is complete. Update mappings
-- (i.e effective view for extends and extends all) and DAG to
-- order the views.
declare
use IDS;
Unique_ID : constant View_Id := View.Id;
begin
pragma Assert (Is_Defined (Unique_ID));
-- Finally update the DAG structure that will define the
-- processing order for the views.
declare
Predecessors : GPR2.View_Ids.Set.Set;
begin
for Import of View.Imports loop
Predecessors.Include (Import.Id);
end loop;
View.Tree.View_DAG.Update_Vertex
(Vertex => Unique_ID,
Predecessors => Predecessors);
end;
-- Add aggregate dependency
if Status = Aggregated then
-- inclusion of a project by an aggregate/aggregate library
-- project.
if Parent.Is_Defined then
View.Tree.View_DAG.Update_Vertex
(Vertex => Parent.Id,
Predecessor => Unique_ID);
else
-- Inclusion from the root aggregate project
View.Tree.View_DAG.Update_Vertex
(Vertex => Aggregate.Id,
Predecessor => Unique_ID);
end if;
end if;
-- Add dependency on extended if not a "extends all"
if View.Is_Extending then
View.Tree.View_DAG.Update_Vertex
(Vertex => Unique_ID,
Predecessor => View.Extended_Root.Id);
end if;
end;
elsif Parent.Is_Defined then
if Parent.Kind = K_Aggregate_Library
and then Status = Aggregated
then
-- We need to keep track of aggregate libraries
-- closure, and namespace root views
Propagate_Aggregate (View, Parent.Id, True);
end if;
if Parent.Kind /= K_Aggregate then
for Root of Parent.Namespace_Roots loop
Propagate_Aggregate (View, Root.Id, False);
end loop;
elsif Status = Aggregated then
Propagate_Aggregate (View, View.Id, False);
end if;
end if;
return View;
end Internal;
----------------
-- Is_Limited --
----------------
function Is_Limited
(View : GPR2.Project.View.Object;
Import_Path : Path_Name.Object) return Boolean is
begin
return Definition.Get_RO
(View).Trees.Project.Imports.Element (Import_Path).Is_Limited;
end Is_Limited;
----------
-- Load --
----------
function Load (Filename : Path_Name.Object) return Definition.Data is
Paths : constant Path_Name.Set.Object :=
GPR2.Project.Search_Paths (Filename, Search_Path);
Project : constant GPR2.Project.Parser.Object :=
GPR2.Project.Parser.Parse
(Filename,
Self.Implicit_With,
Self.Messages,
GPR2.File_Readers.Convert (Self.File_Reader));
Data : Definition.Data;
begin
Data.Trees.Project := Project;
-- Record the project tree for this view
Data.Tree := Self.Self;
Data.Kind := K_Standard;
-- Do the following only if there are no error messages
if not Self.Messages.Has_Error then
Data.Kind := Project.Qualifier;
Data.Externals := Data.Trees.Project.Externals;
-- Now load all imported projects if any
for Import of Data.Trees.Project.Imports loop
declare
Import_Filename : constant Path_Name.Object :=
Create (Import.Path_Name.Name, Paths);
begin
if Import_Filename.Exists then
Data.Trees.Imports.Insert
(Import_Filename,
GPR2.Project.Parser.Parse
(Import_Filename,
Self.Implicit_With,
Self.Messages,
GPR2.File_Readers.Convert (Self.File_Reader)));
else
Self.Messages.Append
(GPR2.Message.Create
(Level => (if Self.Pre_Conf_Mode
then Message.Warning
else Message.Error),
Message => "imported project file """
& String (Import.Path_Name.Name)
& """ not found",
Sloc => Import));
end if;
end;
end loop;
if Data.Trees.Project.Has_Extended then
declare
Extended : constant GPR2.Project.Import.Object :=
Data.Trees.Project.Extended;
Extended_Name : constant Filename_Type :=
Extended.Path_Name.Name;
Extended_Filename : constant Path_Name.Object :=
Create (Extended_Name, Paths);
begin
if Extended_Filename.Exists then
Data.Trees.Extended := GPR2.Project.Parser.Parse
(Extended_Filename,
Self.Implicit_With,
Self.Messages,
GPR2.File_Readers.Convert (Self.File_Reader));
else
Self.Messages.Append
(GPR2.Message.Create
(Level => (if Self.Pre_Conf_Mode
then Message.Warning
else Message.Error),
Message => "extended project file """
& String (Extended_Name)
& """ not found",
Sloc => Data.Trees.Project.Extended));
end if;
end;
end if;
end if;
return Data;
end Load;
-------------------------
-- Propagate_Aggregate --
-------------------------
procedure Propagate_Aggregate
(View : in out GPR2.Project.View.Object;
Root : GPR2.View_Ids.View_Id;
Is_Aggregate_Library : Boolean)
is
Data : constant GPR2.Project.Definition.Ref :=
Definition.Get_RW (View);
Position : GPR2.View_Ids.Set.Cursor;
Inserted : Boolean := False;
begin
if Is_Aggregate_Library then
Data.Agg_Libraries.Insert (Root, Position, Inserted);
elsif not Data.Root_Views.Contains (Root) then
Data.Root_Views.Append (Root);
Inserted := True;
end if;
if not Inserted then
return;
end if;
if Data.Extended_Root.Is_Defined then
Propagate_Aggregate
(Data.Extended_Root, Root, Is_Aggregate_Library);
end if;
for Import of Data.Imports loop
Propagate_Aggregate (Import, Root, Is_Aggregate_Library);
end loop;
for Import of Data.Limited_Imports loop
Propagate_Aggregate (Import, Root, Is_Aggregate_Library);
end loop;
if not Is_Aggregate_Library
and then Data.Kind = K_Aggregate_Library
then
-- Propagate the namespace root
for Agg of Data.Aggregated loop
Propagate_Aggregate (Agg, Root, False);
end loop;
end if;
end Propagate_Aggregate;
begin
if Starting_From.Is_Defined then
PP := Starting_From.Attribute (PRA.Project_Path);
end if;
if PP.Is_Defined then
declare
Prepend : Boolean := False;
Path : Path_Name.Object;
begin
for P of PP.Values loop
if P.Text = "-" then
Prepend := True;
else
Path := Path_Name.Create_Directory
(Filename_Type (P.Text),
Filename_Type (Starting_From.Dir_Name.Value));
if Prepend then
Search_Path.Prepend (Path);
else
Search_Path.Append (Path);
end if;
end if;
end loop;
end;
end if;
declare
Aggregate : GPR2.Project.View.Object;
Parent : GPR2.Project.View.Object;
Status : Relation_Status;
Result : View.Object;
begin
if Context = GPR2.Context.Aggregate then
-- In the closure of an aggregate project
-- Take care of nested aggregates: only the root aggregate project
-- defines the context.
if Starting_From.Context = Root then
-- Starting_From is the root aggregate project, and the view
-- being loaded will thus define a new namespace for its
-- subtree.
Aggregate := Starting_From;
Parent := GPR2.Project.View.Undefined;
Status := Aggregated;
else
-- Nested aggregate, or inclusion from an aggregate context:
-- we retrieve the Aggregate from the parent view, or
-- inclusion from an aggregate context
Parent := Starting_From;
if Parent.Kind in Aggregate_Kind then
Aggregate := Parent;
Status := Aggregated;
else
Aggregate := GPR2.Project.View.Undefined;
Status := Simple;
end if;
end if;
else
-- Root context: no aggregate project
Aggregate := GPR2.Project.View.Undefined;
Parent := Starting_From;
-- Parent may be an aggregate library project, we need to set
-- the status to Aggregate in this case
if not Parent.Is_Defined then
Status := Root;
elsif Parent.Kind in Aggregate_Kind then
-- Aggregate library project
Status := Aggregated;
else
Status := Simple;
end if;
end if;
Result := Internal
(Project => Root_Project,
Aggregate => Aggregate,
Status => Status,
Parent => Parent,
Extends_Ctx => View.Vector.Empty_Vector);
-- Update the DAG with the newly loaded tree.
--
-- ??? This is certainly not optimal, in particular when there's
-- a lot of aggregates, potentially nested, in the final tree, as
-- Recursive_Load will be called for each aggregated project. However
-- that's convenient to do it there as we have a single entry point
-- to handle circularity issues. If performance becomes an issue, we
-- would need to move this DAG update to the upper level to have a
-- smarter handling of aggregated projects, so in Set_Context and
-- Load (and of course we need to propagate the list to this upper
-- level handling)
declare
Cycle : GPR2.View_Ids.Vector.Vector;
Prev : View.Object;
Current : View.Object;
Circularity : Boolean;
begin
Self.View_DAG.Update (Circularity);
if Circularity then
Cycle := Self.View_DAG.Shortest_Circle;
Self.Messages.Append
(Message.Create
(Message.Error, "circular dependency detected",
Source_Reference.Create
(Result.Path_Name.Value, 0, 0)));
Prev := View.Undefined;
for Id of reverse Cycle loop
Current := Self.Instance_Of (Id);
if Prev.Is_Defined then
Self.Messages.Append
(Message.Create
(Message.Error,
"depends on " &
String (Current.Path_Name.Value),
Source_Reference.Create
(Prev.Path_Name.Value, 0, 0)));
end if;
Prev := Current;
end loop;
end if;
end;
return Result;
end;
end Recursive_Load;
----------------------------------
-- Register_Project_Search_Path --
----------------------------------
procedure Register_Project_Search_Path
(Self : in out Object; Dir : Path_Name.Object) is
begin
Prepend_Search_Paths (Self, Dir);
end Register_Project_Search_Path;
-------------------
-- Register_View --
-------------------
function Register_View
(Def : in out Definition.Data) return Project.View.Object
is
View : Project.View.Object;
begin
-- Is the Id actually needed here?
Def.Id := Natural (Def.Tree.Views_Set.Length) + 1;
-- Populate the view with its definitions
Definition.Set (View, Def);
-- Ensure Views_Set and View_Ids know about it
Def.Tree.Views_Set.Insert (View);
pragma Assert (Definition.Refcount (View) = 2);
Def.Tree.View_Ids.Include (Def.Unique_Id, View);
pragma Assert (Definition.Refcount (View) = 3);
return View;
end Register_View;
------------------
-- Reindex_Unit --
------------------
procedure Reindex_Unit (Self : in out Object; From, To : Name_Type) is
C : Name_View.Cursor := Self.Units.Find (From);
begin
if Name_View.Has_Element (C) then
Self.Units.Include (To, Name_View.Element (C));
Self.Units.Delete (C);
end if;
end Reindex_Unit;
------------------------------------
-- Restrict_Autoconf_To_Languages --
------------------------------------
procedure Restrict_Autoconf_To_Languages
(Self : in out Object;
Langs : Containers.Language_Set) is
begin
Self.Langs_Of_Interest := Langs;
end Restrict_Autoconf_To_Languages;
------------------
-- Root_Project --
------------------
function Root_Project (Self : Object) return View.Object is
begin
return Self.Root;
end Root_Project;
-------------
-- Runtime --
-------------
function Runtime
(Self : Object; Language : Language_Id) return Optional_Name_Type
is
TA : Attribute.Object;
begin
if Self.Root.Is_Defined then
TA := Self.Root.Attribute
(PRA.Runtime, Index => Attribute_Index.Create (Language));
if TA.Is_Defined then
return Optional_Name_Type (TA.Value.Text);
end if;
end if;
return No_Name;
end Runtime;
---------------------
-- Runtime_Project --
---------------------
function Runtime_Project (Self : Object) return View.Object is
begin
return Self.Runtime;
end Runtime_Project;
-----------------
-- Set_Context --
-----------------
procedure Set_Context
(Self : in out Object;
Context : GPR2.Context.Object;
Changed : access procedure (Project : View.Object) := null)
is
Root : constant Definition.Ref := Definition.Get_RW (Self.Root);
Def : Definition.Ref;
Attr : Attribute.Object;
begin
-- Register the root context for this project tree
Self.Context (GPR2.Context.Root) := Context;
-- Take missing external values from environment
Update_Context
(Self.Context (GPR2.Context.Root), Root.Externals, Self.Environment);
Set_Context (Self, Changed);
for V of Self.Views_Set loop
Def := Definition.Get (V);
Def.Clear_Cache;
if Self.Has_Src_Subdirs
and then V.Kind not in K_Configuration | K_Abstract | Aggregate_Kind
and then V /= Self.Runtime
then
-- ensure we don't cache the value of Source_Dirs
Def.Disable_Cache;
declare
SD : constant Attribute.Object :=
V.Attribute (PRA.Source_Dirs);
SV : Containers.Source_Value_List := SD.Values;
begin
SV.Prepend
(Source_Reference.Value.Object
(Source_Reference.Value.Create
(Source_Reference.Object (SD),
V.Source_Subdirectory.Value)));
Def.Attrs.Include (Attribute.Create (SD.Name, SV));
end;
Def.Enable_Cache;
end if;
if V.Is_Library then
Def.Interface_Units.Clear;
Def.Interface_Sources.Clear;
if V.Check_Attribute (PRA.Library_Interface, Result => Attr) then
for Val of Attr.Values loop
Def.Interface_Units.Insert
(Name_Type (Val.Text), Source_Reference.Object (Val));
end loop;
end if;
if V.Check_Attribute (PRA.Interfaces, Result => Attr) then
for Val of Attr.Values loop
Def.Interface_Sources.Insert
(Filename_Type (Val.Text), Source_Reference.Object (Val));
end loop;
end if;
end if;
end loop;
end Set_Context;
procedure Set_Context
(Self : in out Object;
Changed : access procedure (Project : View.Object) := null)
is
procedure Set_View (View : Project.View.Object);
-- Set the context for the given view
procedure Validity_Check (View : Project.View.Object);
-- Do validity check on the given view
function Has_Error return Boolean is
(Self.Messages.Has_Error);
--------------
-- Set_View --
--------------
procedure Set_View (View : Project.View.Object) is
use type GPR2.Context.Binary_Signature;
P_Data : constant Definition.Ref := Definition.Get (View);
Agg_Paths : GPR2.Containers.Filename_Set;
Old_Signature : constant GPR2.Context.Binary_Signature :=
P_Data.Signature;
New_Signature : GPR2.Context.Binary_Signature;
Paths : Path_Name.Set.Object;
Tmp_Attr : Project.Attribute.Object;
function Get_Matching_Files
(Projects : Source_Reference.Value.Object)
return Path_Name.Set.Object;
-- Return all gpr files matching Source_Reference text
------------------------
-- Get_Matching_Files --
------------------------
function Get_Matching_Files
(Projects : Source_Reference.Value.Object)
return Path_Name.Set.Object
is
Files : GPR2.Path_Name.Set.Object;
-- matching files
procedure Get_Files;
procedure Log (Level : GPR2.Message.Level_Value; Msg : String);
---------------
-- Get_Files --
---------------
procedure Get_Files is
View_Dir : constant GPR2.Path_Name.Object :=
Path_Name.Create_Directory
(Filename_Optional
(View.Path_Name.Dir_Name));
-- View root directory
Pattern : constant GPR2.Path_Name.Object :=
(if OS_Lib.Is_Absolute_Path (Projects.Text)
then Path_Name.Create_File
(Filename_Optional (Projects.Text),
Path_Name.No_Resolution)
else View_Dir.Compose
(Filename_Optional (Projects.Text)));
-- The absolute path pattern to get matching files
Dir_Part : constant Filename_Optional :=
Filename_Optional
(Pattern.Containing_Directory.Relative_Path
(View_Dir).Value);
-- The dir part without the trailing directory separator
Filename_Part : constant Filename_Optional :=
Filename_Optional (Pattern.Simple_Name);
-- The filename pattern of matching files
Filename : constant Filename_Optional :=
(if Strings.Fixed.Index
(String (Filename_Part),
Wildcards,
Going => Strings.Backward) = 0
then Filename_Part
else "");
-- "" if Filename part is a regular expression otherwise the
-- filename to locate.
Filename_Regexp : constant GNAT.Regexp.Regexp :=
GPR2.Compile_Regexp (Filename_Part);
-- regexp pattern for matching Filename
procedure Handle_File
(File : GPR2.Path_Name.Object;
Timestamp : Ada.Calendar.Time);
procedure Is_Directory_Handled
(Directory : GPR2.Path_Name.Object;
Is_Root_Dir : Boolean;
Do_Dir_Visit : in out Boolean;
Do_Subdir_Visit : in out Boolean);
-----------------
-- Handle_File --
-----------------
procedure Handle_File
(File : GPR2.Path_Name.Object;
Timestamp : Ada.Calendar.Time)
is
pragma Unreferenced (Timestamp);
begin
if GNAT.Regexp.Match (String (File.Simple_Name),
Filename_Regexp)
and then not Files.Contains (File)
then
Files.Append (File);
end if;
end Handle_File;
--------------------------
-- Is_Directory_Handled --
--------------------------
procedure Is_Directory_Handled
(Directory : GPR2.Path_Name.Object;
Is_Root_Dir : Boolean;
Do_Dir_Visit : in out Boolean;
Do_Subdir_Visit : in out Boolean)
is
pragma Unreferenced (Is_Root_Dir, Do_Subdir_Visit);
begin
if Filename /= "" then
Do_Dir_Visit := False;
declare
File : constant GPR2.Path_Name.Object :=
Directory.Compose (Filename);
use Ada.Directories;
begin
if File.Exists
and then not Files.Contains (File)
and then Kind (File.Value) /= Directories.Directory
then
Files.Append (File);
end if;
end;
end if;
end Is_Directory_Handled;
begin
Definition.Foreach
(Base_Dir => View.Dir_Name,
Messages => View.Tree.Log_Messages.all,
Directory_Pattern => Dir_Part,
Source => Projects,
File_CB => Handle_File'Access,
Directory_CB => Is_Directory_Handled'Access);
end Get_Files;
---------
-- Log --
---------
procedure Log (Level : GPR2.Message.Level_Value; Msg : String) is
begin
Self.Append_Message (Message.Create (Level, Msg, Projects));
end Log;
begin
if Projects.Text /= "" then
Get_Files;
end if;
if Files.Is_Empty then
Log (Message.Error, "file """ & Projects.Text & """ not found");
end if;
return Files;
exception
when IO_Exceptions.Name_Error =>
Log (Message.Error,
Projects.Text & " contains an invalid directory");
return Files;
end Get_Matching_Files;
function Is_Implicitly_Abstract
(View : Project.View.Object) return Boolean;
-- Returns True if project can be recognized as abstract project.
-- I.e. not inherited from non abstract project and one of
-- source list defining attributes is empty.
----------------------------
-- Is_Implicitly_Abstract --
----------------------------
function Is_Implicitly_Abstract
(View : Project.View.Object) return Boolean
is
function Is_Defined_Empty (Attr : Q_Attribute_Id) return Boolean;
-- Returns True if attribute defined as empty list in view
----------------------
-- Is_Defined_Empty --
----------------------
function Is_Defined_Empty (Attr : Q_Attribute_Id) return Boolean is
begin
Tmp_Attr := View.Attribute (Attr);
return Tmp_Attr.Is_Defined and then Tmp_Attr.Values.Is_Empty;
end Is_Defined_Empty;
begin
if View.Is_Abstract then
return True;
end if;
if (View.Is_Extending
and then not Is_Implicitly_Abstract (View.Extended_Root))
or else View.Is_Externally_Built
then
-- Project extending non abstract one is not abstract
return False;
end if;
-- We need at least Source_Dirs, Source_Files, or Languages
-- explicitly empty.
return Is_Defined_Empty (PRA.Source_Dirs)
or else Is_Defined_Empty (PRA.Source_Files)
or else Is_Defined_Empty (PRA.Languages);
end Is_Implicitly_Abstract;
begin
GPR2.Project.Parser.Process
(P_Data.Trees.Project,
Self,
(if View.Kind = K_Configuration
and then Self.Root.Kind in Aggregate_Kind
then Self.Context (Aggregate)
else View.Context),
View,
Self.Pre_Conf_Mode);
if Self.Messages.Has_Error then
return;
end if;
if View.Qualifier not in Aggregate_Kind then
New_Signature := View.Context.Signature (P_Data.Externals);
elsif not P_Data.Attrs.Contains (PRA.Project_Files.Attr) then
-- Aggregate project must have Project_Files attribute
Self.Error
("attribute ""Project_Files"" must be defined in"
& " an aggregate project",
Source_Reference.Create (View.Path_Name.Value, 0, 0));
else
-- If an aggregate project and an attribute external is defined
-- then remove the dependency on the corresponding externals.
if P_Data.Is_Root then
for C in P_Data.Attrs.Iterate (Name => PRA.External.Attr) loop
declare
P : Containers.Name_Type_Set.Cursor :=
P_Data.Externals.Find
(Name_Type (P_Data.Attrs (C).Index.Text));
begin
if Containers.Name_Type_Set.Has_Element (P) then
P_Data.Externals.Delete (P);
end if;
end;
end loop;
end if;
if P_Data.Is_Root then
-- This is the root aggregate project which defines the context
-- for all aggregated projects.
-- Starts from the root context
Self.Context (Aggregate) := Self.Context (GPR2.Context.Root);
-- And then adjust context based on External attribute values
-- inside the root aggregate project.
for C in P_Data.Attrs.Iterate (PRA.External.Attr) loop
declare
use all type PRA.Value_Kind;
External : constant Attribute.Object := P_Data.Attrs (C);
Position : GPR2.Context.Key_Value.Cursor;
Inserted : Boolean;
begin
-- Check for the validity of the external attribute here
-- as the validity check will come after it is fully
-- loaded/resolved.
if External.Kind = Single then
Self.Context (Aggregate).Insert
(Name_Type (External.Index.Text),
External.Value.Text,
Position, Inserted);
end if;
end;
end loop;
end if;
-- Now we can record the aggregated projects based on the possibly
-- new Project_Files attribute value. This attribute may be set
-- depending on the parsing of the imported projects.
P_Data.Aggregated.Clear;
Agg_Paths.Clear;
-- Pathname for Project_Files projects are relative to the
-- aggregate project only.
Paths.Append (View.Path_Name);
for Project of P_Data.Attrs.Element (PRA.Project_Files.Attr).Values
loop
declare
Found : Boolean := False;
begin
for Pathname of Get_Matching_Files (Project) loop
if Pathname = View.Path_Name then
-- We are loading recursively the aggregate project
-- As in GPR1 ignore it.
Found := True;
elsif Agg_Paths.Contains
(Filename_Type (Pathname.Value))
then
-- Duplicate in the project_files attribute
Self.Messages.Append
(Message.Create
(Message.Warning,
"duplicate aggregated project "
& String (Pathname.Base_Name),
Project));
Found := True;
elsif Pathname.Exists then
declare
Context : constant Context_Kind :=
(if View.Kind = K_Aggregate_Library
then Definition.Get_RO
(View).Context
else Aggregate);
A_View : constant GPR2.Project.View.Object :=
Recursive_Load
(Self => Self,
Root_Project => (Project_Path,
Pathname),
Context => Context,
Starting_From => View);
begin
-- If there was error messages during the parsing
-- of the aggregated project, just exit now.
if Self.Messages.Has_Error then
raise Project_Error with Pathname.Value;
end if;
-- Record aggregated view into the aggregate's view
P_Data.Aggregated.Append (A_View);
Agg_Paths.Insert (Filename_Type (Pathname.Value));
end;
Found := True;
end if;
end loop;
if not Found then
Self.Error
("file """ & Project.Text & """ not found", Project);
end if;
end;
end loop;
New_Signature := View.Context.Signature (P_Data.Externals);
end if;
if not Has_Error
and then P_Data.Kind not in K_Abstract | K_Configuration
then
P_Data.Signature := New_Signature;
-- Let's compute the project kind if needed. A project without an
-- explicit qualifier may actually be an abstract project or a
-- library project.
P_Data.Kind := P_Data.Trees.Project.Qualifier;
if P_Data.Kind = K_Standard then
if Is_Implicitly_Abstract (View) then
if P_Data.Trees.Project.Explicit_Qualifier then
-- Error message depend on Tmp_Attr because this
-- attribute was used to detect that project has no
-- sources.
Self.Messages.Append
(Message.Create
(Message.Error,
"a standard project must have "
& (if Tmp_Attr.Name.Id = PRA.Source_Dirs
then "source directories"
elsif Tmp_Attr.Name.Id = PRA.Languages
then "languages"
else "sources"),
Tmp_Attr));
else
P_Data.Kind := K_Abstract;
end if;
elsif View.Check_Attribute
(PRA.Library_Name, Result => Tmp_Attr)
and then (Tmp_Attr.Value.Text /= ""
or else Tmp_Attr.Value.Is_From_Default)
and then View.Check_Attribute
(PRA.Library_Dir, Result => Tmp_Attr)
and then (Tmp_Attr.Value.Text /= ""
or else Tmp_Attr.Value.Is_From_Default)
then
-- If Library_Name, Library_Dir are declared, then the
-- project is a library project.
-- Note: Library_Name may be inherited from an extended
-- project while Library_Dir has to be defined in the
-- project.
if P_Data.Trees.Project.Explicit_Qualifier then
Self.Messages.Append
(Message.Create
(Message.Error,
"a standard project cannot be a library project",
Tmp_Attr));
else
P_Data.Kind := K_Library;
end if;
elsif View.Is_Extending and then View.Extended_Root.Is_Library
and then P_Data.Trees.Project.Explicit_Qualifier
then
Self.Messages.Append
(Message.Create
(Message.Error,
"a standard project cannot extend a library project",
P_Data.Trees.Project.Extended));
end if;
end if;
-- Signal project change if we have different signature.
-- That is if there is at least some external used otherwise the
-- project is stable and won't change.
if Old_Signature /= New_Signature then
if Changed /= null then
Changed (View);
end if;
Self.Invalidate_Sources (View);
end if;
end if;
end Set_View;
--------------------
-- Validity_Check --
--------------------
procedure Validity_Check (View : Project.View.Object) is
use type PRA.Index_Value_Type;
P_Kind : constant Project_Kind := View.Kind;
P_Data : constant Definition.Const_Ref := Definition.Get_RO (View);
begin
-- Check global properties
if View.Kind /= View.Qualifier then
Self.Lint
("project qualifier could be explicitly set to "
& Image (View.Kind),
Source_Reference.Create (View.Path_Name.Value, 0, 0));
end if;
-- Check packages
for P of P_Data.Packs loop
if Registry.Pack.Exists (P.Id) then
-- Check the package itself
if not Registry.Pack.Is_Allowed_In (P.Id, P_Kind) then
Self.Warning
("package """ & Image (P.Id)
& """ cannot be used in " & Image (P_Kind) & 's',
P);
end if;
-- Check package's attributes
for A of P.Attrs loop
declare
Q_Name : constant Q_Attribute_Id :=
(P.Id, A.Name.Id.Attr);
Def : constant PRA.Def := PRA.Get (Q_Name);
begin
if not Def.Is_Allowed_In (P_Kind) then
Self.Warning
("attribute """ & Image (Q_Name)
& """ cannot be used in " & Image (P_Kind),
A);
end if;
-- In aggregate project, the Builder package only
-- accepts the index "others" for file globs.
if P_Data.Kind in Aggregate_Kind
and then P.Id = PRP.Builder
and then Def.Index_Type in
PRA.FileGlob_Index | PRA.FileGlob_Or_Language_Index
and then A.Index.Is_Defined
and then not A.Index.Is_Others
then
Self.Warning
("attribute """ & Image (Q_Name)
& """ only supports index ""others"""
& " in aggregate projects",
A);
end if;
end;
end loop;
end if;
end loop;
-- Check top level attributes
for A of P_Data.Attrs loop
declare
Q_Name : constant Q_Attribute_Id := A.Name.Id;
begin
declare
Allowed : constant PRA.Allowed_In :=
PRA.Get (Q_Name).Is_Allowed_In;
Found : Natural := 0;
Allow : Project_Kind;
begin
if not Allowed (P_Kind) then
for A in Allowed'Range loop
if Allowed (A) then
Found := Found + 1;
exit when Found > 1;
Allow := A;
end if;
end loop;
pragma Assert (Found > 0);
if Found = 1 or else Allow = K_Aggregate then
-- If one or Aggregate_Kind allowed use including
-- error message.
Self.Warning
('"' & Image (A.Name.Id) & """ is only valid in "
& Image (Allow) & 's',
A);
else
-- If more than one is allowed use excluding
-- error message.
Self.Warning
("attribute """ & Image (A.Name.Id)
& """ cannot be used in "
& Image (P_Kind) & 's',
A);
end if;
end if;
end;
end;
end loop;
-- Check Library_Version attribute format
declare
procedure Check_Directory
(Name : Q_Attribute_Id;
Human_Name : String;
Get_Directory : not null access function
(Self : Project.View.Object)
return Path_Name.Object;
Mandatory : Boolean := False;
Must_Exist : Boolean := True);
-- Check is directory exists and warn if there is try to relocate
-- absolute path with --relocate-build-tree gpr tool command line
-- parameter. Similar check for attributes with directory names.
--
-- Mandatory: when set, check that the attribute is defined.
-- Must_Exist: when set, check that the directory exists on the
-- filesystem.
Attr : Attribute.Object;
---------------------
-- Check_Directory --
---------------------
procedure Check_Directory
(Name : Q_Attribute_Id;
Human_Name : String;
Get_Directory : not null access function
(Self : Project.View.Object)
return Path_Name.Object;
Mandatory : Boolean := False;
Must_Exist : Boolean := True) is
begin
-- We don't warn for default attributes (such as exec dir
-- defaulting to a non-existing object dir), as we already
-- warn for the referenced attribute.
if View.Check_Attribute (Name, Result => Attr)
and then not Attr.Is_Default
then
declare
AV : constant Source_Reference.Value.Object := Attr.Value;
PN : constant Path_Name.Object := Get_Directory (View);
begin
if Must_Exist
and then Self.Absent_Dir_Error /= No_Error
and then not PN.Exists
then
Self.Messages.Append
(Message.Create
((if Self.Absent_Dir_Error = Error
then Message.Error
else Message.Warning),
(if Human_Name = ""
then "D"
else Human_Name & " d") & "irectory """
& AV.Text & """ not found",
Sloc => AV));
elsif Self.Build_Path.Is_Defined
and then OS_Lib.Is_Absolute_Path (AV.Text)
and then Self.Root.Is_Defined
and then Self.Build_Path /= Self.Root.Dir_Name
then
Self.Messages.Append
(Message.Create
(Message.Warning,
'"'
& PN.Relative_Path (Self.Root.Path_Name).Value
& """ cannot relocate absolute "
& (if Human_Name = ""
then ""
else Human_Name & ' ')
& "directory",
Sloc => AV));
end if;
end;
elsif Mandatory then
Self.Messages.Append
(Message.Create
(Message.Error,
"attribute " & Image (Name.Attr) & " not declared",
Source_Reference.Create (View.Path_Name.Value, 0, 0)));
end if;
end Check_Directory;
begin
if View.Kind in K_Standard | K_Library | K_Aggregate_Library
and then not View.Is_Aggregated_In_Library
then
Check_Directory
(PRA.Object_Dir,
"object",
Project.View.Object_Directory'Access,
Must_Exist => not View.Is_Aggregated_In_Library
and then not View.Is_Extended);
end if;
if View.Is_Library
and then not View.Is_Aggregated_In_Library
then
Check_Directory
(PRA.Library_Dir,
"library",
Project.View.Library_Directory'Access,
Mandatory => True,
Must_Exist => not View.Is_Aggregated_In_Library
and then not View.Is_Extended);
Check_Directory
(PRA.Library_Ali_Dir,
"library ALI",
Project.View.Library_Ali_Directory'Access,
Must_Exist => not View.Is_Aggregated_In_Library
and then not View.Is_Extended);
if View.Has_Library_Interface
or else View.Has_Attribute (PRA.Interfaces)
then
Check_Directory
(PRA.Library_Src_Dir,
"",
Project.View.Library_Src_Directory'Access);
end if;
if not View.Check_Attribute (PRA.Library_Name, Result => Attr)
then
Self.Messages.Append
(Message.Create
(Message.Error,
"attribute Library_Name not declared",
Source_Reference.Create (View.Path_Name.Value, 0, 0)));
end if;
end if;
case View.Kind is
when K_Standard =>
if not View.Is_Aggregated_In_Library then
Check_Directory
(PRA.Exec_Dir,
"exec",
Project.View.Executable_Directory'Access);
end if;
when Aggregate_Kind =>
for Agg of View.Aggregated loop
if Agg.Is_Externally_Built then
Self.Messages.Append
(Message.Create
(Message.Error,
"cannot aggregate externally built project """
& String (Agg.Name) & '"',
Sloc => View.Attribute_Location
(PRA.Project_Files)));
end if;
end loop;
-- aggregate library project can have regular imports,
-- while aggregate projects can't.
if View.Kind = K_Aggregate and then View.Has_Imports then
for Imported of View.Imports loop
if not Imported.Is_Abstract then
Self.Messages.Append
(Message.Create
(Message.Error,
"can only import abstract projects, not """
& String (Imported.Name) & '"',
Sloc => View.Attribute_Location
(PRA.Project_Files)));
end if;
end loop;
end if;
when K_Abstract =>
declare
A1 : Attribute.Object;
H1 : constant Boolean :=
View.Check_Attribute
(PRA.Source_Dirs, Result => A1);
A2 : Attribute.Object;
H2 : constant Boolean :=
View.Check_Attribute
(PRA.Source_Files, Result => A2);
A3 : Attribute.Object;
H3 : constant Boolean :=
View.Check_Attribute
(PRA.Languages, Result => A3);
begin
if (H1 or else H2 or else H3)
and then not (H1 and then A1.Values.Is_Empty)
and then not (H2 and then A2.Values.Is_Empty)
and then not (H3 and then A3.Values.Is_Empty)
then
Self.Messages.Append
(Message.Create
(Message.Error,
"non-empty set of sources can't be defined in an"
& " abstract project",
Source_Reference.Create
(View.Path_Name.Value, 0, 0)));
end if;
end;
when others =>
null;
end case;
end;
-- Check source list files
if View.Kind in K_Standard | K_Library then
declare
Att : Attribute.Object;
File : Path_Name.Object;
begin
if View.Check_Attribute
(PRA.Source_List_File, Result => Att)
then
File := Path_Name.Create_File
(Filename_Type (Att.Value.Text),
Filename_Type (View.Path_Name.Dir_Name));
if not File.Exists or else File.Is_Directory then
Self.Messages.Append
(Message.Create
(Message.Error,
"source list file " & File.Value & " not found",
Sloc => View.Attribute_Location
(PRA.Source_List_File)));
end if;
end if;
if View.Check_Attribute
(PRA.Excluded_Source_List_File, Result => Att)
then
File := Path_Name.Create_File
(Filename_Type (Att.Value.Text),
Filename_Type (View.Path_Name.Dir_Name));
if not File.Exists or else File.Is_Directory then
Self.Messages.Append
(Message.Create
(Message.Error,
"excluded source list file "
& File.Value & " not found",
Sloc => View.Attribute_Location
(PRA.Excluded_Source_List_File)));
end if;
end if;
end;
end if;
end Validity_Check;
begin
-- Clear attribute value cache
for V of Self.Views_Set loop
Definition.Get (V).Clear_Cache;
end loop;
-- Now the first step is to set the configuration project view if any
-- and to create the runtime project if possible.
if Self.Has_Configuration then
Set_View (Self.Conf.Corresponding_View);
Self.Runtime := Create_Runtime_View (Self);
end if;
declare
Closure_Found : Boolean := True;
Closure : GPR2.View_Ids.Set.Set;
Position : GPR2.View_Ids.Set.Cursor;
Inserted : Boolean;
begin
-- First do a pass on the subtree that starts from root of
-- projects not part of any aggregates. In case there is an
-- aggregate, the root project will be an aggregate and after
-- processing that subtree we are sure that aggregate context is
-- set correctly.
for View of Self.Ordered_Views loop
if not View.Has_Aggregate_Context then
Set_View (View);
Closure.Insert (View.Id);
exit when Has_Error;
end if;
end loop;
-- Now evaluate the remaining views
if not Has_Error then
Closure_Loop :
loop
for View of Self.Ordered_Views loop
Closure.Insert (View.Id, Position, Inserted);
if Inserted then
Closure_Found := False;
Set_View (View);
exit Closure_Loop when Has_Error;
end if;
end loop;
exit Closure_Loop when Closure_Found;
Closure_Found := True;
end loop Closure_Loop;
end if;
end;
if not Has_Error and then not Self.Pre_Conf_Mode then
-- We now have an up-to-date tree, do some validity checks if there
-- is no issue detected yet.
for View of Self.Ordered_Views loop
Validity_Check (View);
end loop;
end if;
if Has_Error and then not Self.Pre_Conf_Mode then
raise Project_Error
with Self.Root.Path_Name.Value & " semantic error";
end if;
end Set_Context;
---------------------
-- Set_Environment --
---------------------
procedure Set_Environment
(Self : in out Object; Environment : GPR2.Environment.Object) is
begin
Self.Environment := Environment;
Self.Search_Paths.Default := Default_Search_Paths (True, Environment);
Self.Update_Search_Paths;
end Set_Environment;
------------------------
-- Source_Directories --
------------------------
function Source_Directories
(Self : Object;
View : Project.View.Object := Project.View.Undefined;
Externally_Built : Boolean := False) return GPR2.Path_Name.Set.Object
is
Result : GPR2.Path_Name.Set.Object;
procedure Do_Action (View : Project.View.Object)
with Pre => View.Is_Defined;
-- Add to Result all view's source directories
---------------
-- Do_Action --
---------------
procedure Do_Action (View : Project.View.Object) is
begin
for Directory of View.Source_Directories loop
if not Result.Contains (Directory) then
Result.Append (Directory);
end if;
end loop;
end Do_Action;
begin
Process_Subtree (Self, View, Externally_Built, Do_Action'Access);
return Result;
end Source_Directories;
------------
-- Target --
------------
function Target
(Self : Object; Canonical : Boolean := False) return Name_Type
is
function Normalized (Target : Name_Type) return Name_Type
with Inline;
----------------
-- Normalized --
----------------
function Normalized (Target : Name_Type) return Name_Type is
begin
if Self.Base.Is_Defined then
declare
Ret : constant Name_Type :=
Self.Base.Normalized_Target (Target);
begin
if Ret /= "unknown" then
return Ret;
end if;
end;
end if;
return Target;
end Normalized;
TA : Attribute.Object;
begin
if Self.Has_Configuration
and then Self.Configuration.Corresponding_View.Check_Attribute
((if Canonical then PRA.Canonical_Target else PRA.Target),
Result => TA)
then
return Name_Type (TA.Value.Text);
elsif Self.Root.Is_Defined
and then Self.Root.Check_Attribute (PRA.Target, Result => TA)
then
return Name_Type (TA.Value.Text);
elsif Self.Base.Is_Defined then
return Normalized (Target_Name);
else
-- Target name as specified during the build
return Target_Name;
end if;
end Target;
------------------------------
-- Target_From_Command_Line --
------------------------------
function Target_From_Command_Line
(Self : Object;
Normalized : Boolean := False) return Name_Type
is
Target : constant Optional_Name_Type :=
Optional_Name_Type (-Self.Explicit_Target);
begin
if Target = No_Name then
return "all";
end if;
if Normalized and then Self.Base.Is_Defined then
declare
Ret : constant Name_Type :=
Self.Base.Normalized_Target (Target);
begin
if Ret /= "unknown" then
return Ret;
end if;
end;
end if;
return Target;
end Target_From_Command_Line;
------------
-- Unload --
------------
procedure Unload
(Self : in out Object;
Full : Boolean := True) is
begin
if Full then
GPR2.Project.Parser.Clear_Cache;
end if;
Self.Self := Undefined.Self;
Self.Root := Undefined.Root;
Self.Conf := Undefined.Conf;
Self.Runtime := Undefined.Runtime;
Self.Search_Paths := Undefined.Search_Paths;
Self.Implicit_With := Undefined.Implicit_With;
Self.Build_Path := Undefined.Build_Path;
Self.Subdirs := Undefined.Subdirs;
Self.Src_Subdirs := Undefined.Src_Subdirs;
Self.Check_Shared_Lib := Undefined.Check_Shared_Lib;
Self.Absent_Dir_Error := Undefined.Absent_Dir_Error;
Self.Pre_Conf_Mode := Undefined.Pre_Conf_Mode;
Self.Sources_Loaded := Undefined.Sources_Loaded;
Self.Explicit_Target := Undefined.Explicit_Target;
Self.File_Reader_Ref := Undefined.File_Reader_Ref;
Self.Environment := Undefined.Environment;
Self.Units.Clear;
Self.Sources.Clear;
Self.Messages.Clear;
Self.Views_Set.Clear;
Self.View_Ids.Clear;
Self.View_DAG.Clear;
Self.Explicit_Runtimes.Clear;
end Unload;
--------------------
-- Update_Context --
--------------------
procedure Update_Context
(Context : in out GPR2.Context.Object;
Externals : Containers.Name_Set;
Environment : GPR2.Environment.Object) is
begin
for External of Externals loop
declare
External_Value : constant String :=
Environment.Value
(String (External), "");
Position : GPR2.Context.Key_Value.Cursor;
Inserted : Boolean;
begin
if External_Value /= "" then
-- The external is not present in the current context. Try to
-- fetch its value from the environment and insert it in the
-- context.
Context.Insert
(External, External_Value, Position, Inserted);
end if;
end;
end loop;
end Update_Context;
--------------------------------------------
-- Update_Project_Search_Path_From_Config --
--------------------------------------------
procedure Update_Project_Search_Path_From_Config
(Self : in out Object;
Conf : Project.Configuration.Object)
is
use OS_Lib;
Drivers : Attribute.Set.Object;
PATH : constant String := Self.Environment.Value ("PATH");
PATH_Subs : String_Split.Slice_Set;
Given_Target : Project.Attribute.Object;
Canon_Target : Project.Attribute.Object;
Canon_Set : Boolean;
Given_Set : Boolean;
Unique : Containers.Filename_Set;
function Is_Bin_Path (T_Path : String) return Boolean;
procedure Append (Dir : String);
------------
-- Append --
------------
procedure Append (Dir : String) is
Position : Containers.Filename_Type_Set.Cursor;
Inserted : Boolean;
begin
Unique.Insert (Filename_Type (Dir), Position, Inserted);
if Inserted then
Append_Search_Paths
(Self, Path_Name.Create_Directory (Filename_Type (Dir)));
end if;
end Append;
-----------------
-- Is_Bin_Path --
-----------------
function Is_Bin_Path (T_Path : String) return Boolean is
begin
return Directories.Simple_Name (T_Path) = "bin";
exception
when IO_Exceptions.Name_Error =>
return False;
end Is_Bin_Path;
begin
if not Conf.Corresponding_View.Has_Package (Registry.Pack.Compiler) then
return;
end if;
Canon_Set := Conf.Corresponding_View.Check_Attribute
(PRA.Canonical_Target, Result => Canon_Target);
Given_Set := Conf.Corresponding_View.Check_Attribute
(PRA.Target, Result => Given_Target);
String_Split.Create
(PATH_Subs,
PATH,
(1 => Path_Separator),
String_Split.Multiple);
Drivers := Conf.Corresponding_View.Attributes (PRA.Compiler.Driver);
-- We need to arrange toolchains in the order of appearance on PATH
for Sub of PATH_Subs loop
if Is_Bin_Path (Sub) then
for Driver of Drivers loop
if Driver.Value.Text /= "" then
declare
Driver_Dir : constant String :=
Normalize_Pathname
(Directories.Containing_Directory
(String (Driver.Value.Text)),
Case_Sensitive => False);
Toolchain_Dir : constant String :=
Directories.Containing_Directory
(Driver_Dir);
Index : constant Language_Id :=
+Name_Type (Driver.Index.Value);
begin
if Driver_Dir =
Normalize_Pathname (Sub, Case_Sensitive => False)
then
if Given_Set then
-- We only care for runtime if it is a simple
-- name. Runtime specific names go with explicitly
-- specified target (if it has been specified).
if Conf.Runtime (Index) /= No_Name
and then not
(for some C of Conf.Runtime (Index) =>
C in '/' | '\')
then
Append
(Toolchain_Dir
& Directory_Separator
& (String (Given_Target.Value.Text))
& Directory_Separator
& String (Conf.Runtime (Index))
& Directory_Separator
& "share"
& Directory_Separator
& "gpr");
Append
(Toolchain_Dir
& Directory_Separator
& (String (Given_Target.Value.Text))
& Directory_Separator
& String (Conf.Runtime (Index))
& Directory_Separator
& "lib"
& Directory_Separator
& "gnat");
end if;
-- Explicitly specified target may be not in
-- canonical form.
Append
(Toolchain_Dir
& Directory_Separator
& (String (Given_Target.Value.Text))
& Directory_Separator
& "share"
& Directory_Separator
& "gpr");
Append
(Toolchain_Dir
& Directory_Separator
& (String (Given_Target.Value.Text))
& Directory_Separator
& "lib"
& Directory_Separator
& "gnat");
end if;
if Canon_Set then
-- Old cgpr files can miss Canonical_Target
Append
(Toolchain_Dir
& Directory_Separator
& (String (Canon_Target.Value.Text))
& Directory_Separator
& "share"
& Directory_Separator
& "gpr");
Append
(Toolchain_Dir
& Directory_Separator
& (String (Canon_Target.Value.Text))
& Directory_Separator
& "lib"
& Directory_Separator
& "gnat");
end if;
Append
(Toolchain_Dir
& Directory_Separator
& "share"
& Directory_Separator
& "gpr");
Append
(Toolchain_Dir
& Directory_Separator
& "lib"
& Directory_Separator
& "gnat");
end if;
end;
end if;
end loop;
end if;
end loop;
end Update_Project_Search_Path_From_Config;
-------------------------
-- Update_Search_Paths --
-------------------------
procedure Update_Search_Paths (Self : in out Object) is
begin
Self.Search_Paths.All_Paths := Self.Search_Paths.Prepended;
for P of Self.Search_Paths.Default loop
Self.Search_Paths.All_Paths.Append (P);
end loop;
for P of Self.Search_Paths.Appended loop
Self.Search_Paths.All_Paths.Append (P);
end loop;
end Update_Search_Paths;
--------------------
-- Update_Sources --
--------------------
procedure Update_Sources
(Self : Object;
Stop_On_Error : Boolean := True;
With_Runtime : Boolean := False;
Backends : Source_Info.Backend_Set := Source_Info.All_Backends)
is
Has_RT : Boolean := False;
Views : View.Vector.Object renames Self.Ordered_Views;
begin
Self.Self.Sources_Loaded := True;
for V of reverse Views loop
Definition.Get (V).Update_Sources_List (V, Stop_On_Error);
if V.Is_Runtime then
Has_RT := True;
end if;
end loop;
-- Make sure the runtime is taken care of first : it is most certainly
-- involved in source dependencies at one point or another.
if not Has_RT
and then With_Runtime
and then Self.Runtime.Is_Defined
then
Definition.Get (Self.Runtime).Update_Sources_List
(Self.Runtime, Stop_On_Error);
Definition.Get (Self.Runtime).Update_Sources_Parse (Backends);
end if;
for V of reverse Views loop
-- We list the views in reverse topological order so that we never
-- end up having a dependency external to the view that's not
-- already parsed.
if With_Runtime or else not V.Is_Runtime then
Definition.Get (V).Update_Sources_Parse (Backends);
else
Definition.Get (V).Update_Sources_Parse (Source_Info.No_Backends);
end if;
end loop;
if Self.Check_Shared_Lib then
for View of Self.Views_Set loop
declare
procedure Check_Shared_Lib (PV : Project.View.Object);
-- Check that shared library project does not have in imports
-- static library or standard projects.
----------------------
-- Check_Shared_Lib --
----------------------
procedure Check_Shared_Lib (PV : Project.View.Object) is
P_Data : constant Definition.Const_Ref :=
Definition.Get_RO (PV);
function Has_Essential_Sources
(V : Project.View.Object) return Boolean;
-- Returns True if V has Ada sources or non ada bodies
function Source_Loc
(Imp : Project.View.Object)
return Source_Reference.Object'Class;
-- Returns a source location for the import.
--
-- Can't rely on P_Data.Trees.Project.Imports as
-- in case of extended projects the import may be
-- implicit, so retrieval of the source location is not
-- easy.
---------------------------
-- Has_Essential_Sources --
---------------------------
function Has_Essential_Sources
(V : Project.View.Object) return Boolean is
begin
for S of V.Sources loop
if S.Language = Ada_Language
or else S.Kind not in GPR2.Unit.Spec_Kind
then
return True;
end if;
end loop;
return False;
end Has_Essential_Sources;
----------------
-- Source_Loc --
----------------
function Source_Loc
(Imp : Project.View.Object)
return Source_Reference.Object'Class
is
Imports : constant Project.Import.Set.Object :=
P_Data.Trees.Project.Imports;
Position : constant Project.Import.Set.Cursor :=
Imports.Find (Imp.Path_Name);
begin
if Project.Import.Set.Has_Element (Position) then
return Project.Import.Set.Element (Position);
else
return Source_Reference.Create
(P_Data.Trees.Project.Path_Name.Value, 0, 0);
end if;
end Source_Loc;
begin
for Imp of P_Data.Imports loop
if Imp.Kind = K_Abstract
or else not Has_Essential_Sources (Imp)
then
-- Check imports further in recursion
Check_Shared_Lib (Imp);
elsif not Imp.Is_Library then
Self.Self.Messages.Append
(Message.Create
(Message.Error,
"shared library project """ & String (View.Name)
& """ cannot import project """
& String (Imp.Name)
& """ that is not a shared library project",
Source_Loc (Imp)));
elsif Imp.Is_Static_Library
and then View.Library_Standalone /= Encapsulated
then
Self.Self.Messages.Append
(Message.Create
(Message.Error,
"shared library project """ &
String (View.Name)
& """ cannot import static library project """
& String (Imp.Name) & '"',
Source_Loc (Imp)));
elsif Imp.Is_Shared_Library
and then View.Library_Standalone = Encapsulated
then
Self.Self.Messages.Append
(Message.Create
(Message.Error,
"encapsulated library project """
& String (View.Name)
& """ cannot import shared library project """
& String (Imp.Name) & '"',
Source_Loc (Imp)));
end if;
end loop;
if PV.Is_Library and then PV.Is_Shared_Library then
-- Also check value of liobrary_standalone if any
if PV.Has_Any_Interfaces
and then PV.Library_Standalone = No
then
Self.Self.Messages.Append
(Message.Create
(Message.Error,
"wrong value for Library_Standalone when"
& " Library_Interface defined",
PV.Attribute_Location (PRA.Library_Standalone)));
end if;
-- And if a standalone library has interfaces
if not PV.Has_Any_Interfaces
and then PV.Library_Standalone /= No
then
Self.Self.Messages.Append
(Message.Create
(Message.Error,
"Library_Standalone valid only if library"
& " has interfaces",
PV.Attribute_Location (PRA.Library_Standalone)));
end if;
end if;
end Check_Shared_Lib;
begin
if View.Is_Library and then View.Is_Shared_Library then
Check_Shared_Lib (View);
end if;
end;
end loop;
if Stop_On_Error and then Self.Messages.Has_Error then
raise Project_Error;
end if;
end if;
end Update_Sources;
-------------
-- Warning --
-------------
procedure Warning
(Self : in out Object;
Msg : String;
Sloc : Source_Reference.Object'Class) is
begin
Self.Messages.Append (Message.Create (Message.Warning, Msg, Sloc));
end Warning;
begin
-- Export routines to Definitions to avoid cyclic dependencies
Definition.Register := Register_View'Access;
Definition.Get_Context := Get_Context'Access;
Definition.Are_Sources_Loaded := Are_Sources_Loaded'Access;
end GPR2.Project.Tree;
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