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-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- P R J . M A K R --
-- --
-- B o d y --
-- --
-- Copyright (C) 2001-2014, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING3. If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Csets;
with Makeutl; use Makeutl;
with Opt;
with Output;
with Osint; use Osint;
with Prj; use Prj;
with Prj.Com;
with Prj.Env;
with Prj.Part;
with Prj.PP;
with Prj.Tree; use Prj.Tree;
with Prj.Util; use Prj.Util;
with Sdefault;
with Snames; use Snames;
with Stringt;
with Table; use Table;
with Tempdir;
with Ada.Characters.Handling; use Ada.Characters.Handling;
with GNAT.Directory_Operations; use GNAT.Directory_Operations;
with System.Case_Util; use System.Case_Util;
with System.CRTL;
with System.HTable;
package body Prj.Makr is
-- Packages of project files where unknown attributes are errors
-- All the following need comments ??? All global variables and
-- subprograms must be fully commented.
Very_Verbose : Boolean := False;
-- Set in call to Initialize to indicate very verbose output
Project_File : Boolean := False;
-- True when gnatname is creating/modifying a project file. False when
-- gnatname is creating a configuration pragmas file.
Tree : constant Project_Node_Tree_Ref := new Project_Node_Tree_Data;
-- The project tree where the project file is parsed
Args : Argument_List_Access;
-- The list of arguments for calls to the compiler to get the unit names
-- and kinds (spec or body) in the Ada sources.
Path_Name : String_Access;
Path_Last : Natural;
Directory_Last : Natural := 0;
Output_Name : String_Access;
Output_Name_Last : Natural;
Output_Name_Id : Name_Id;
Project_Naming_File_Name : String_Access;
-- String (1 .. Output_Name'Length + Naming_File_Suffix'Length);
Project_Naming_Last : Natural;
Project_Naming_Id : Name_Id := No_Name;
Source_List_Path : String_Access;
-- (1 .. Output_Name'Length + Source_List_File_Suffix'Length);
Source_List_Last : Natural;
Source_List_FD : File_Descriptor;
Project_Node : Project_Node_Id := Empty_Node;
Project_Declaration : Project_Node_Id := Empty_Node;
Source_Dirs_List : Project_Node_Id := Empty_Node;
Project_Naming_Node : Project_Node_Id := Empty_Node;
Project_Naming_Decl : Project_Node_Id := Empty_Node;
Naming_Package : Project_Node_Id := Empty_Node;
Naming_Package_Comments : Project_Node_Id := Empty_Node;
Source_Files_Comments : Project_Node_Id := Empty_Node;
Source_Dirs_Comments : Project_Node_Id := Empty_Node;
Source_List_File_Comments : Project_Node_Id := Empty_Node;
Naming_String : aliased String := "naming";
Gnatname_Packages : aliased String_List := (1 => Naming_String'Access);
Packages_To_Check_By_Gnatname : constant String_List_Access :=
Gnatname_Packages'Access;
function Dup (Fd : File_Descriptor) return File_Descriptor;
procedure Dup2 (Old_Fd, New_Fd : File_Descriptor);
Gcc : constant String := "gcc-5";
Gcc_Path : String_Access := null;
Non_Empty_Node : constant Project_Node_Id := 1;
-- Used for the With_Clause of the naming project
-- Turn off warnings for now around this redefinition of True and False,
-- but it really seems a bit horrible to do this redefinition ???
pragma Warnings (Off);
type Matched_Type is (True, False, Excluded);
pragma Warnings (On);
Naming_File_Suffix : constant String := "_naming";
Source_List_File_Suffix : constant String := "_source_list.txt";
Output_FD : File_Descriptor;
-- To save the project file and its naming project file
procedure Write_Eol;
-- Output an empty line
procedure Write_A_Char (C : Character);
-- Write one character to Output_FD
procedure Write_A_String (S : String);
-- Write a String to Output_FD
package Processed_Directories is new Table.Table
(Table_Component_Type => String_Access,
Table_Index_Type => Natural,
Table_Low_Bound => 0,
Table_Initial => 10,
Table_Increment => 100,
Table_Name => "Prj.Makr.Processed_Directories");
-- The list of already processed directories for each section, to avoid
-- processing several times the same directory in the same section.
package Source_Directories is new Table.Table
(Table_Component_Type => String_Access,
Table_Index_Type => Natural,
Table_Low_Bound => 0,
Table_Initial => 10,
Table_Increment => 100,
Table_Name => "Prj.Makr.Source_Directories");
-- The complete list of directories to be put in attribute Source_Dirs in
-- the project file.
type Source is record
File_Name : Name_Id;
Unit_Name : Name_Id;
Index : Int := 0;
Spec : Boolean;
end record;
package Sources is new Table.Table
(Table_Component_Type => Source,
Table_Index_Type => Natural,
Table_Low_Bound => 0,
Table_Initial => 10,
Table_Increment => 100,
Table_Name => "Prj.Makr.Sources");
-- The list of Ada sources found, with their unit name and kind, to be put
-- in the source attribute and package Naming of the project file, or in
-- the pragmas Source_File_Name in the configuration pragmas file.
package Source_Files is new System.HTable.Simple_HTable
(Header_Num => Prj.Header_Num,
Element => Boolean,
No_Element => False,
Key => Name_Id,
Hash => Prj.Hash,
Equal => "=");
-- Hash table to keep track of source file names, to avoid putting several
-- times the same file name in case of multi-unit files.
---------
-- Dup --
---------
function Dup (Fd : File_Descriptor) return File_Descriptor is
begin
return File_Descriptor (System.CRTL.dup (Integer (Fd)));
end Dup;
----------
-- Dup2 --
----------
procedure Dup2 (Old_Fd, New_Fd : File_Descriptor) is
Fd : Integer;
pragma Warnings (Off, Fd);
begin
Fd := System.CRTL.dup2 (Integer (Old_Fd), Integer (New_Fd));
end Dup2;
--------------
-- Finalize --
--------------
procedure Finalize is
Discard : Boolean;
pragma Warnings (Off, Discard);
Current_Source_Dir : Project_Node_Id := Empty_Node;
begin
if Project_File then
-- If there were no already existing project file, or if the parsing
-- was unsuccessful, create an empty project node with the correct
-- name and its project declaration node.
if No (Project_Node) then
Project_Node :=
Default_Project_Node (Of_Kind => N_Project, In_Tree => Tree);
Set_Name_Of (Project_Node, Tree, To => Output_Name_Id);
Set_Project_Declaration_Of
(Project_Node, Tree,
To => Default_Project_Node
(Of_Kind => N_Project_Declaration, In_Tree => Tree));
end if;
end if;
-- Delete the file if it already exists
Delete_File
(Path_Name (Directory_Last + 1 .. Path_Last),
Success => Discard);
-- Create a new one
if Opt.Verbose_Mode then
Output.Write_Str ("Creating new file """);
Output.Write_Str (Path_Name (Directory_Last + 1 .. Path_Last));
Output.Write_Line ("""");
end if;
Output_FD := Create_New_File
(Path_Name (Directory_Last + 1 .. Path_Last),
Fmode => Text);
-- Fails if project file cannot be created
if Output_FD = Invalid_FD then
Prj.Com.Fail
("cannot create new """ & Path_Name (1 .. Path_Last) & """");
end if;
if Project_File then
-- Delete the source list file, if it already exists
declare
Discard : Boolean;
pragma Warnings (Off, Discard);
begin
Delete_File
(Source_List_Path (1 .. Source_List_Last),
Success => Discard);
end;
-- And create a new source list file, fail if file cannot be created
Source_List_FD := Create_New_File
(Name => Source_List_Path (1 .. Source_List_Last),
Fmode => Text);
if Source_List_FD = Invalid_FD then
Prj.Com.Fail
("cannot create file """
& Source_List_Path (1 .. Source_List_Last)
& """");
end if;
if Opt.Verbose_Mode then
Output.Write_Str ("Naming project file name is """);
Output.Write_Str
(Project_Naming_File_Name (1 .. Project_Naming_Last));
Output.Write_Line ("""");
end if;
-- Create the naming project node
Project_Naming_Node :=
Default_Project_Node (Of_Kind => N_Project, In_Tree => Tree);
Set_Name_Of (Project_Naming_Node, Tree, To => Project_Naming_Id);
Project_Naming_Decl :=
Default_Project_Node
(Of_Kind => N_Project_Declaration, In_Tree => Tree);
Set_Project_Declaration_Of
(Project_Naming_Node, Tree, Project_Naming_Decl);
Naming_Package :=
Default_Project_Node
(Of_Kind => N_Package_Declaration, In_Tree => Tree);
Set_Name_Of (Naming_Package, Tree, To => Name_Naming);
-- Add an attribute declaration for Source_Files as an empty list (to
-- indicate there are no sources in the naming project) and a package
-- Naming (that will be filled later).
declare
Decl_Item : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Declarative_Item, In_Tree => Tree);
Attribute : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Attribute_Declaration,
In_Tree => Tree,
And_Expr_Kind => List);
Expression : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Expression,
In_Tree => Tree,
And_Expr_Kind => List);
Term : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Term,
In_Tree => Tree,
And_Expr_Kind => List);
Empty_List : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Literal_String_List,
In_Tree => Tree);
begin
Set_First_Declarative_Item_Of
(Project_Naming_Decl, Tree, To => Decl_Item);
Set_Next_Declarative_Item (Decl_Item, Tree, Naming_Package);
Set_Current_Item_Node (Decl_Item, Tree, To => Attribute);
Set_Name_Of (Attribute, Tree, To => Name_Source_Files);
Set_Expression_Of (Attribute, Tree, To => Expression);
Set_First_Term (Expression, Tree, To => Term);
Set_Current_Term (Term, Tree, To => Empty_List);
end;
-- Add a with clause on the naming project in the main project, if
-- there is not already one.
declare
With_Clause : Project_Node_Id :=
First_With_Clause_Of (Project_Node, Tree);
begin
while Present (With_Clause) loop
exit when
Prj.Tree.Name_Of (With_Clause, Tree) = Project_Naming_Id;
With_Clause := Next_With_Clause_Of (With_Clause, Tree);
end loop;
if No (With_Clause) then
With_Clause := Default_Project_Node
(Of_Kind => N_With_Clause, In_Tree => Tree);
Set_Next_With_Clause_Of
(With_Clause, Tree,
To => First_With_Clause_Of (Project_Node, Tree));
Set_First_With_Clause_Of
(Project_Node, Tree, To => With_Clause);
Set_Name_Of (With_Clause, Tree, To => Project_Naming_Id);
-- We set the project node to something different than
-- Empty_Node, so that Prj.PP does not generate a limited
-- with clause.
Set_Project_Node_Of (With_Clause, Tree, Non_Empty_Node);
Name_Len := Project_Naming_Last;
Name_Buffer (1 .. Name_Len) :=
Project_Naming_File_Name (1 .. Project_Naming_Last);
Set_String_Value_Of (With_Clause, Tree, To => Name_Find);
end if;
end;
Project_Declaration := Project_Declaration_Of (Project_Node, Tree);
-- Add a package Naming in the main project, that is a renaming of
-- package Naming in the naming project.
declare
Decl_Item : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Declarative_Item,
In_Tree => Tree);
Naming : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Package_Declaration,
In_Tree => Tree);
begin
Set_Next_Declarative_Item
(Decl_Item, Tree,
To => First_Declarative_Item_Of (Project_Declaration, Tree));
Set_First_Declarative_Item_Of
(Project_Declaration, Tree, To => Decl_Item);
Set_Current_Item_Node (Decl_Item, Tree, To => Naming);
Set_Name_Of (Naming, Tree, To => Name_Naming);
Set_Project_Of_Renamed_Package_Of
(Naming, Tree, To => Project_Naming_Node);
-- Attach the comments, if any, that were saved for package
-- Naming.
Tree.Project_Nodes.Table (Naming).Comments :=
Naming_Package_Comments;
end;
-- Add an attribute declaration for Source_Dirs, initialized as an
-- empty list.
declare
Decl_Item : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Declarative_Item,
In_Tree => Tree);
Attribute : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Attribute_Declaration,
In_Tree => Tree,
And_Expr_Kind => List);
Expression : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Expression,
In_Tree => Tree,
And_Expr_Kind => List);
Term : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Term, In_Tree => Tree,
And_Expr_Kind => List);
begin
Set_Next_Declarative_Item
(Decl_Item, Tree,
To => First_Declarative_Item_Of (Project_Declaration, Tree));
Set_First_Declarative_Item_Of
(Project_Declaration, Tree, To => Decl_Item);
Set_Current_Item_Node (Decl_Item, Tree, To => Attribute);
Set_Name_Of (Attribute, Tree, To => Name_Source_Dirs);
Set_Expression_Of (Attribute, Tree, To => Expression);
Set_First_Term (Expression, Tree, To => Term);
Source_Dirs_List :=
Default_Project_Node
(Of_Kind => N_Literal_String_List,
In_Tree => Tree,
And_Expr_Kind => List);
Set_Current_Term (Term, Tree, To => Source_Dirs_List);
-- Attach the comments, if any, that were saved for attribute
-- Source_Dirs.
Tree.Project_Nodes.Table (Attribute).Comments :=
Source_Dirs_Comments;
end;
-- Put the source directories in attribute Source_Dirs
for Source_Dir_Index in 1 .. Source_Directories.Last loop
declare
Expression : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Expression,
In_Tree => Tree,
And_Expr_Kind => Single);
Term : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Term,
In_Tree => Tree,
And_Expr_Kind => Single);
Value : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Literal_String,
In_Tree => Tree,
And_Expr_Kind => Single);
begin
if No (Current_Source_Dir) then
Set_First_Expression_In_List
(Source_Dirs_List, Tree, To => Expression);
else
Set_Next_Expression_In_List
(Current_Source_Dir, Tree, To => Expression);
end if;
Current_Source_Dir := Expression;
Set_First_Term (Expression, Tree, To => Term);
Set_Current_Term (Term, Tree, To => Value);
Name_Len := 0;
Add_Str_To_Name_Buffer
(Source_Directories.Table (Source_Dir_Index).all);
Set_String_Value_Of (Value, Tree, To => Name_Find);
end;
end loop;
-- Add an attribute declaration for Source_Files or Source_List_File
-- with the source list file name that will be created.
declare
Decl_Item : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Declarative_Item,
In_Tree => Tree);
Attribute : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Attribute_Declaration,
In_Tree => Tree,
And_Expr_Kind => Single);
Expression : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Expression,
In_Tree => Tree,
And_Expr_Kind => Single);
Term : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Term,
In_Tree => Tree,
And_Expr_Kind => Single);
Value : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Literal_String,
In_Tree => Tree,
And_Expr_Kind => Single);
begin
Set_Next_Declarative_Item
(Decl_Item, Tree,
To => First_Declarative_Item_Of (Project_Declaration, Tree));
Set_First_Declarative_Item_Of
(Project_Declaration, Tree, To => Decl_Item);
Set_Current_Item_Node (Decl_Item, Tree, To => Attribute);
Set_Name_Of (Attribute, Tree, To => Name_Source_List_File);
Set_Expression_Of (Attribute, Tree, To => Expression);
Set_First_Term (Expression, Tree, To => Term);
Set_Current_Term (Term, Tree, To => Value);
Name_Len := Source_List_Last;
Name_Buffer (1 .. Name_Len) :=
Source_List_Path (1 .. Source_List_Last);
Set_String_Value_Of (Value, Tree, To => Name_Find);
-- If there was no comments for attribute Source_List_File, put
-- those for Source_Files, if they exist.
if Present (Source_List_File_Comments) then
Tree.Project_Nodes.Table (Attribute).Comments :=
Source_List_File_Comments;
else
Tree.Project_Nodes.Table (Attribute).Comments :=
Source_Files_Comments;
end if;
end;
-- Put the sources in the source list files and in the naming
-- project.
for Source_Index in 1 .. Sources.Last loop
-- Add the corresponding attribute in the
-- Naming package of the naming project.
declare
Current_Source : constant Source :=
Sources.Table (Source_Index);
Decl_Item : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind =>
N_Declarative_Item,
In_Tree => Tree);
Attribute : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind =>
N_Attribute_Declaration,
In_Tree => Tree);
Expression : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Expression,
And_Expr_Kind => Single,
In_Tree => Tree);
Term : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Term,
And_Expr_Kind => Single,
In_Tree => Tree);
Value : constant Project_Node_Id :=
Default_Project_Node
(Of_Kind => N_Literal_String,
And_Expr_Kind => Single,
In_Tree => Tree);
begin
-- Add source file name to the source list file if it is not
-- already there.
if not Source_Files.Get (Current_Source.File_Name) then
Source_Files.Set (Current_Source.File_Name, True);
Get_Name_String (Current_Source.File_Name);
Add_Char_To_Name_Buffer (ASCII.LF);
if Write (Source_List_FD,
Name_Buffer (1)'Address,
Name_Len) /= Name_Len
then
Prj.Com.Fail ("disk full");
end if;
end if;
-- For an Ada source, add entry in package Naming
if Current_Source.Unit_Name /= No_Name then
Set_Next_Declarative_Item
(Decl_Item,
To => First_Declarative_Item_Of
(Naming_Package, Tree),
In_Tree => Tree);
Set_First_Declarative_Item_Of
(Naming_Package,
To => Decl_Item,
In_Tree => Tree);
Set_Current_Item_Node
(Decl_Item,
To => Attribute,
In_Tree => Tree);
-- Is it a spec or a body?
if Current_Source.Spec then
Set_Name_Of
(Attribute, Tree,
To => Name_Spec);
else
Set_Name_Of
(Attribute, Tree,
To => Name_Body);
end if;
-- Get the name of the unit
Get_Name_String (Current_Source.Unit_Name);
To_Lower (Name_Buffer (1 .. Name_Len));
Set_Associative_Array_Index_Of
(Attribute, Tree, To => Name_Find);
Set_Expression_Of
(Attribute, Tree, To => Expression);
Set_First_Term
(Expression, Tree, To => Term);
Set_Current_Term
(Term, Tree, To => Value);
-- And set the name of the file
Set_String_Value_Of
(Value, Tree, To => Current_Source.File_Name);
Set_Source_Index_Of
(Value, Tree, To => Current_Source.Index);
end if;
end;
end loop;
-- Close the source list file
Close (Source_List_FD);
-- Output the project file
Prj.PP.Pretty_Print
(Project_Node, Tree,
W_Char => Write_A_Char'Access,
W_Eol => Write_Eol'Access,
W_Str => Write_A_String'Access,
Backward_Compatibility => False,
Max_Line_Length => 79);
Close (Output_FD);
-- Delete the naming project file if it already exists
Delete_File
(Project_Naming_File_Name (1 .. Project_Naming_Last),
Success => Discard);
-- Create a new one
if Opt.Verbose_Mode then
Output.Write_Str ("Creating new naming project file """);
Output.Write_Str (Project_Naming_File_Name
(1 .. Project_Naming_Last));
Output.Write_Line ("""");
end if;
Output_FD := Create_New_File
(Project_Naming_File_Name (1 .. Project_Naming_Last),
Fmode => Text);
-- Fails if naming project file cannot be created
if Output_FD = Invalid_FD then
Prj.Com.Fail
("cannot create new """
& Project_Naming_File_Name (1 .. Project_Naming_Last)
& """");
end if;
-- Output the naming project file
Prj.PP.Pretty_Print
(Project_Naming_Node, Tree,
W_Char => Write_A_Char'Access,
W_Eol => Write_Eol'Access,
W_Str => Write_A_String'Access,
Backward_Compatibility => False);
Close (Output_FD);
else
-- For each Ada source, write a pragma Source_File_Name to the
-- configuration pragmas file.
for Index in 1 .. Sources.Last loop
if Sources.Table (Index).Unit_Name /= No_Name then
Write_A_String ("pragma Source_File_Name");
Write_Eol;
Write_A_String (" (");
Write_A_String
(Get_Name_String (Sources.Table (Index).Unit_Name));
Write_A_String (",");
Write_Eol;
if Sources.Table (Index).Spec then
Write_A_String (" Spec_File_Name => """);
else
Write_A_String (" Body_File_Name => """);
end if;
Write_A_String
(Get_Name_String (Sources.Table (Index).File_Name));
Write_A_String ("""");
if Sources.Table (Index).Index /= 0 then
Write_A_String (", Index =>");
Write_A_String (Sources.Table (Index).Index'Img);
end if;
Write_A_String (");");
Write_Eol;
end if;
end loop;
Close (Output_FD);
end if;
end Finalize;
----------------
-- Initialize --
----------------
procedure Initialize
(File_Path : String;
Project_File : Boolean;
Preproc_Switches : Argument_List;
Very_Verbose : Boolean;
Flags : Processing_Flags)
is
begin
Makr.Very_Verbose := Initialize.Very_Verbose;
Makr.Project_File := Initialize.Project_File;
-- Do some needed initializations
Csets.Initialize;
Snames.Initialize;
Stringt.Initialize;
Prj.Initialize (No_Project_Tree);
Prj.Tree.Initialize (Root_Environment, Flags);
Prj.Env.Initialize_Default_Project_Path
(Root_Environment.Project_Path,
Target_Name => Sdefault.Target_Name.all);
Prj.Tree.Initialize (Tree);
Sources.Set_Last (0);
Source_Directories.Set_Last (0);
-- Initialize the compiler switches
Args := new Argument_List (1 .. Preproc_Switches'Length + 6);
Args (1) := new String'("-c");
Args (2) := new String'("-gnats");
Args (3) := new String'("-gnatu");
Args (4 .. 3 + Preproc_Switches'Length) := Preproc_Switches;
Args (4 + Preproc_Switches'Length) := new String'("-x");
Args (5 + Preproc_Switches'Length) := new String'("ada");
-- Get the path and file names
Path_Name := new
String (1 .. File_Path'Length + Project_File_Extension'Length);
Path_Last := File_Path'Length;
if File_Names_Case_Sensitive then
Path_Name (1 .. Path_Last) := File_Path;
else
Path_Name (1 .. Path_Last) := To_Lower (File_Path);
end if;
Path_Name (Path_Last + 1 .. Path_Name'Last) :=
Project_File_Extension;
-- Get the end of directory information, if any
for Index in reverse 1 .. Path_Last loop
if Path_Name (Index) = Directory_Separator then
Directory_Last := Index;
exit;
end if;
end loop;
if Project_File then
if Path_Last < Project_File_Extension'Length + 1
or else Path_Name
(Path_Last - Project_File_Extension'Length + 1 .. Path_Last)
/= Project_File_Extension
then
Path_Last := Path_Name'Last;
end if;
Output_Name := new String'(To_Lower (Path_Name (1 .. Path_Last)));
Output_Name_Last := Output_Name'Last - 4;
-- If there is already a project file with the specified name, parse
-- it to get the components that are not automatically generated.
if Is_Regular_File (Output_Name (1 .. Path_Last)) then
if Opt.Verbose_Mode then
Output.Write_Str ("Parsing already existing project file """);
Output.Write_Str (Output_Name.all);
Output.Write_Line ("""");
end if;
Part.Parse
(In_Tree => Tree,
Project => Project_Node,
Project_File_Name => Output_Name.all,
Errout_Handling => Part.Finalize_If_Error,
Store_Comments => True,
Is_Config_File => False,
Env => Root_Environment,
Current_Directory => Get_Current_Dir,
Packages_To_Check => Packages_To_Check_By_Gnatname);
-- Fail if parsing was not successful
if No (Project_Node) then
Prj.Com.Fail ("parsing of existing project file failed");
elsif Project_Qualifier_Of (Project_Node, Tree) = Aggregate then
Prj.Com.Fail ("aggregate projects are not supported");
elsif Project_Qualifier_Of (Project_Node, Tree) =
Aggregate_Library
then
Prj.Com.Fail ("aggregate library projects are not supported");
else
-- If parsing was successful, remove the components that are
-- automatically generated, if any, so that they will be
-- unconditionally added later.
-- Remove the with clause for the naming project file
declare
With_Clause : Project_Node_Id :=
First_With_Clause_Of (Project_Node, Tree);
Previous : Project_Node_Id := Empty_Node;
begin
while Present (With_Clause) loop
if Prj.Tree.Name_Of (With_Clause, Tree) =
Project_Naming_Id
then
if No (Previous) then
Set_First_With_Clause_Of
(Project_Node, Tree,
To => Next_With_Clause_Of (With_Clause, Tree));
else
Set_Next_With_Clause_Of
(Previous, Tree,
To => Next_With_Clause_Of (With_Clause, Tree));
end if;
exit;
end if;
Previous := With_Clause;
With_Clause := Next_With_Clause_Of (With_Clause, Tree);
end loop;
end;
-- Remove attribute declarations of Source_Files,
-- Source_List_File, Source_Dirs, and the declaration of
-- package Naming, if they exist, but preserve the comments
-- attached to these nodes.
declare
Declaration : Project_Node_Id :=
First_Declarative_Item_Of
(Project_Declaration_Of
(Project_Node, Tree),
Tree);
Previous : Project_Node_Id := Empty_Node;
Current_Node : Project_Node_Id := Empty_Node;
Name : Name_Id;
Kind_Of_Node : Project_Node_Kind;
Comments : Project_Node_Id;
begin
while Present (Declaration) loop
Current_Node := Current_Item_Node (Declaration, Tree);
Kind_Of_Node := Kind_Of (Current_Node, Tree);
if Kind_Of_Node = N_Attribute_Declaration or else
Kind_Of_Node = N_Package_Declaration
then
Name := Prj.Tree.Name_Of (Current_Node, Tree);
if Nam_In (Name, Name_Source_Files,
Name_Source_List_File,
Name_Source_Dirs,
Name_Naming)
then
Comments :=
Tree.Project_Nodes.Table (Current_Node).Comments;
if Name = Name_Source_Files then
Source_Files_Comments := Comments;
elsif Name = Name_Source_List_File then
Source_List_File_Comments := Comments;
elsif Name = Name_Source_Dirs then
Source_Dirs_Comments := Comments;
elsif Name = Name_Naming then
Naming_Package_Comments := Comments;
end if;
if No (Previous) then
Set_First_Declarative_Item_Of
(Project_Declaration_Of (Project_Node, Tree),
Tree,
To => Next_Declarative_Item
(Declaration, Tree));
else
Set_Next_Declarative_Item
(Previous, Tree,
To => Next_Declarative_Item
(Declaration, Tree));
end if;
else
Previous := Declaration;
end if;
end if;
Declaration := Next_Declarative_Item (Declaration, Tree);
end loop;
end;
end if;
end if;
if Directory_Last /= 0 then
Output_Name (1 .. Output_Name_Last - Directory_Last) :=
Output_Name (Directory_Last + 1 .. Output_Name_Last);
Output_Name_Last := Output_Name_Last - Directory_Last;
end if;
-- Get the project name id
Name_Len := Output_Name_Last;
Name_Buffer (1 .. Name_Len) := Output_Name (1 .. Name_Len);
Output_Name_Id := Name_Find;
-- Create the project naming file name
Project_Naming_Last := Output_Name_Last;
Project_Naming_File_Name :=
new String'(Output_Name (1 .. Output_Name_Last) &
Naming_File_Suffix &
Project_File_Extension);
Project_Naming_Last :=
Project_Naming_Last + Naming_File_Suffix'Length;
-- Get the project naming id
Name_Len := Project_Naming_Last;
Name_Buffer (1 .. Name_Len) :=
Project_Naming_File_Name (1 .. Name_Len);
Project_Naming_Id := Name_Find;
Project_Naming_Last :=
Project_Naming_Last + Project_File_Extension'Length;
-- Create the source list file name
Source_List_Last := Output_Name_Last;
Source_List_Path :=
new String'(Output_Name (1 .. Output_Name_Last) &
Source_List_File_Suffix);
Source_List_Last :=
Output_Name_Last + Source_List_File_Suffix'Length;
-- Add the project file extension to the project name
Output_Name
(Output_Name_Last + 1 ..
Output_Name_Last + Project_File_Extension'Length) :=
Project_File_Extension;
Output_Name_Last := Output_Name_Last + Project_File_Extension'Length;
-- Back up project file if it already exists
if not Opt.No_Backup
and then Is_Regular_File (Path_Name (1 .. Path_Last))
then
declare
Discard : Boolean;
Saved_Path : constant String :=
Path_Name (1 .. Path_Last) & ".saved_";
Nmb : Natural;
begin
Nmb := 0;
loop
declare
Img : constant String := Nmb'Img;
begin
if not Is_Regular_File
(Saved_Path & Img (2 .. Img'Last))
then
Copy_File
(Name => Path_Name (1 .. Path_Last),
Pathname => Saved_Path & Img (2 .. Img'Last),
Mode => Overwrite,
Success => Discard);
exit;
end if;
Nmb := Nmb + 1;
end;
end loop;
end;
end if;
end if;
-- Change the current directory to the directory of the project file,
-- if any directory information is specified.
if Directory_Last /= 0 then
begin
Change_Dir (Path_Name (1 .. Directory_Last));
exception
when Directory_Error =>
Prj.Com.Fail
("unknown directory """
& Path_Name (1 .. Directory_Last)
& """");
end;
end if;
end Initialize;
-------------
-- Process --
-------------
procedure Process
(Directories : Argument_List;
Name_Patterns : Regexp_List;
Excluded_Patterns : Regexp_List;
Foreign_Patterns : Regexp_List)
is
procedure Process_Directory (Dir_Name : String; Recursively : Boolean);
-- Look for Ada and foreign sources in a directory, according to the
-- patterns. When Recursively is True, after looking for sources in
-- Dir_Name, look also in its subdirectories, if any.
-----------------------
-- Process_Directory --
-----------------------
procedure Process_Directory (Dir_Name : String; Recursively : Boolean) is
Matched : Matched_Type := False;
Str : String (1 .. 2_000);
Canon : String (1 .. 2_000);
Last : Natural;
Dir : Dir_Type;
Do_Process : Boolean := True;
Temp_File_Name : String_Access := null;
Save_Last_Source_Index : Natural := 0;
File_Name_Id : Name_Id := No_Name;
Current_Source : Source;
begin
-- Avoid processing the same directory more than once
for Index in 1 .. Processed_Directories.Last loop
if Processed_Directories.Table (Index).all = Dir_Name then
Do_Process := False;
exit;
end if;
end loop;
if Do_Process then
if Opt.Verbose_Mode then
Output.Write_Str ("Processing directory """);
Output.Write_Str (Dir_Name);
Output.Write_Line ("""");
end if;
Processed_Directories. Increment_Last;
Processed_Directories.Table (Processed_Directories.Last) :=
new String'(Dir_Name);
-- Get the source file names from the directory. Fails if the
-- directory does not exist.
begin
Open (Dir, Dir_Name);
exception
when Directory_Error =>
Prj.Com.Fail ("cannot open directory """ & Dir_Name & """");
end;
-- Process each regular file in the directory
File_Loop : loop
Read (Dir, Str, Last);
exit File_Loop when Last = 0;
-- Copy the file name and put it in canonical case to match
-- against the patterns that have themselves already been put
-- in canonical case.
Canon (1 .. Last) := Str (1 .. Last);
Canonical_Case_File_Name (Canon (1 .. Last));
if Is_Regular_File
(Dir_Name & Directory_Separator & Str (1 .. Last))
then
Matched := True;
Name_Len := Last;
Name_Buffer (1 .. Name_Len) := Str (1 .. Last);
File_Name_Id := Name_Find;
-- First, check if the file name matches at least one of
-- the excluded expressions;
for Index in Excluded_Patterns'Range loop
if
Match (Canon (1 .. Last), Excluded_Patterns (Index))
then
Matched := Excluded;
exit;
end if;
end loop;
-- If it does not match any of the excluded expressions,
-- check if the file name matches at least one of the
-- regular expressions.
if Matched = True then
Matched := False;
for Index in Name_Patterns'Range loop
if
Match
(Canon (1 .. Last), Name_Patterns (Index))
then
Matched := True;
exit;
end if;
end loop;
end if;
if Very_Verbose
or else (Matched = True and then Opt.Verbose_Mode)
then
Output.Write_Str (" Checking """);
Output.Write_Str (Str (1 .. Last));
Output.Write_Line (""": ");
end if;
-- If the file name matches one of the regular expressions,
-- parse it to get its unit name.
if Matched = True then
declare
FD : File_Descriptor;
Success : Boolean;
Saved_Output : File_Descriptor;
Saved_Error : File_Descriptor;
Tmp_File : Path_Name_Type;
begin
-- If we don't have the path of the compiler yet,
-- get it now. The compiler name may have a prefix,
-- so we get the potentially prefixed name.
if Gcc_Path = null then
declare
Prefix_Gcc : String_Access :=
Program_Name (Gcc, "gnatname");
begin
Gcc_Path :=
Locate_Exec_On_Path (Prefix_Gcc.all);
Free (Prefix_Gcc);
end;
if Gcc_Path = null then
Prj.Com.Fail ("could not locate " & Gcc);
end if;
end if;
-- Create the temporary file
Tempdir.Create_Temp_File (FD, Tmp_File);
if FD = Invalid_FD then
Prj.Com.Fail
("could not create temporary file");
else
Temp_File_Name :=
new String'(Get_Name_String (Tmp_File));
end if;
Args (Args'Last) :=
new String'
(Dir_Name & Directory_Separator & Str (1 .. Last));
-- Save the standard output and error
Saved_Output := Dup (Standout);
Saved_Error := Dup (Standerr);
-- Set standard output and error to the temporary file
Dup2 (FD, Standout);
Dup2 (FD, Standerr);
-- And spawn the compiler
Spawn (Gcc_Path.all, Args.all, Success);
-- Restore the standard output and error
Dup2 (Saved_Output, Standout);
Dup2 (Saved_Error, Standerr);
-- Close the temporary file
Close (FD);
-- And close the saved standard output and error to
-- avoid too many file descriptors.
Close (Saved_Output);
Close (Saved_Error);
-- Now that standard output is restored, check if
-- the compiler ran correctly.
-- Read the lines of the temporary file:
-- they should contain the kind and name of the unit.
declare
File : Text_File;
Text_Line : String (1 .. 1_000);
Text_Last : Natural;
begin
Open (File, Temp_File_Name.all);
if not Is_Valid (File) then
Prj.Com.Fail
("could not read temporary file " &
Temp_File_Name.all);
end if;
Save_Last_Source_Index := Sources.Last;
if End_Of_File (File) then
if Opt.Verbose_Mode then
if not Success then
Output.Write_Str (" (process died) ");
end if;
end if;
else
Line_Loop : while not End_Of_File (File) loop
Get_Line (File, Text_Line, Text_Last);
-- Find the first closing parenthesis
Char_Loop : for J in 1 .. Text_Last loop
if Text_Line (J) = ')' then
if J >= 13 and then
Text_Line (1 .. 4) = "Unit"
then
-- Add entry to Sources table
Name_Len := J - 12;
Name_Buffer (1 .. Name_Len) :=
Text_Line (6 .. J - 7);
Current_Source :=
(Unit_Name => Name_Find,
File_Name => File_Name_Id,
Index => 0,
Spec => Text_Line (J - 5 .. J) =
"(spec)");
Sources.Append (Current_Source);
end if;
exit Char_Loop;
end if;
end loop Char_Loop;
end loop Line_Loop;
end if;
if Save_Last_Source_Index = Sources.Last then
if Opt.Verbose_Mode then
Output.Write_Line (" not a unit");
end if;
else
if Sources.Last >
Save_Last_Source_Index + 1
then
for Index in Save_Last_Source_Index + 1 ..
Sources.Last
loop
Sources.Table (Index).Index :=
Int (Index - Save_Last_Source_Index);
end loop;
end if;
for Index in Save_Last_Source_Index + 1 ..
Sources.Last
loop
Current_Source := Sources.Table (Index);
if Opt.Verbose_Mode then
if Current_Source.Spec then
Output.Write_Str (" spec of ");
else
Output.Write_Str (" body of ");
end if;
Output.Write_Line
(Get_Name_String
(Current_Source.Unit_Name));
end if;
end loop;
end if;
Close (File);
Delete_File (Temp_File_Name.all, Success);
end;
end;
-- File name matches none of the regular expressions
else
-- If file is not excluded, see if this is foreign source
if Matched /= Excluded then
for Index in Foreign_Patterns'Range loop
if Match (Canon (1 .. Last),
Foreign_Patterns (Index))
then
Matched := True;
exit;
end if;
end loop;
end if;
if Very_Verbose then
case Matched is
when False =>
Output.Write_Line ("no match");
when Excluded =>
Output.Write_Line ("excluded");
when True =>
Output.Write_Line ("foreign source");
end case;
end if;
if Matched = True then
-- Add source file name without unit name
Name_Len := 0;
Add_Str_To_Name_Buffer (Canon (1 .. Last));
Sources.Append
((File_Name => Name_Find,
Unit_Name => No_Name,
Index => 0,
Spec => False));
end if;
end if;
end if;
end loop File_Loop;
Close (Dir);
end if;
-- If Recursively is True, call itself for each subdirectory.
-- We do that, even when this directory has already been processed,
-- because all of its subdirectories may not have been processed.
if Recursively then
Open (Dir, Dir_Name);
loop
Read (Dir, Str, Last);
exit when Last = 0;
-- Do not call itself for "." or ".."
if Is_Directory
(Dir_Name & Directory_Separator & Str (1 .. Last))
and then Str (1 .. Last) /= "."
and then Str (1 .. Last) /= ".."
then
Process_Directory
(Dir_Name & Directory_Separator & Str (1 .. Last),
Recursively => True);
end if;
end loop;
Close (Dir);
end if;
end Process_Directory;
-- Start of processing for Process
begin
Processed_Directories.Set_Last (0);
-- Process each directory
for Index in Directories'Range loop
declare
Dir_Name : constant String := Directories (Index).all;
Last : Natural := Dir_Name'Last;
Recursively : Boolean := False;
Found : Boolean;
Canonical : String (1 .. Dir_Name'Length) := Dir_Name;
begin
Canonical_Case_File_Name (Canonical);
Found := False;
for J in 1 .. Source_Directories.Last loop
if Source_Directories.Table (J).all = Canonical then
Found := True;
exit;
end if;
end loop;
if not Found then
Source_Directories.Append (new String'(Canonical));
end if;
if Dir_Name'Length >= 4
and then (Dir_Name (Last - 2 .. Last) = "/**")
then
Last := Last - 3;
Recursively := True;
end if;
Process_Directory (Dir_Name (Dir_Name'First .. Last), Recursively);
end;
end loop;
end Process;
----------------
-- Write_Char --
----------------
procedure Write_A_Char (C : Character) is
begin
Write_A_String ((1 => C));
end Write_A_Char;
---------------
-- Write_Eol --
---------------
procedure Write_Eol is
begin
Write_A_String ((1 => ASCII.LF));
end Write_Eol;
--------------------
-- Write_A_String --
--------------------
procedure Write_A_String (S : String) is
Str : String (1 .. S'Length);
begin
if S'Length > 0 then
Str := S;
if Write (Output_FD, Str (1)'Address, Str'Length) /= Str'Length then
Prj.Com.Fail ("disk full");
end if;
end if;
end Write_A_String;
end Prj.Makr;
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