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|
------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- M A K E U T L --
-- --
-- B o d y --
-- --
-- Copyright (C) 2004-2011, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 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 ALI; use ALI;
with Debug;
with Err_Vars; use Err_Vars;
with Errutil;
with Fname;
with Hostparm;
with Osint; use Osint;
with Output; use Output;
with Opt; use Opt;
with Prj.Ext;
with Prj.Util; use Prj.Util;
with Sinput.P;
with Snames; use Snames;
with Table;
with Tempdir;
with Ada.Command_Line; use Ada.Command_Line;
with Ada.Unchecked_Deallocation;
with GNAT.Case_Util; use GNAT.Case_Util;
with GNAT.Directory_Operations; use GNAT.Directory_Operations;
with GNAT.HTable;
with GNAT.Regexp; use GNAT.Regexp;
package body Makeutl is
type Linker_Options_Data is record
Project : Project_Id;
Options : String_List_Id;
end record;
Linker_Option_Initial_Count : constant := 20;
Linker_Options_Buffer : String_List_Access :=
new String_List (1 .. Linker_Option_Initial_Count);
Last_Linker_Option : Natural := 0;
package Linker_Opts is new Table.Table (
Table_Component_Type => Linker_Options_Data,
Table_Index_Type => Integer,
Table_Low_Bound => 1,
Table_Initial => 10,
Table_Increment => 100,
Table_Name => "Make.Linker_Opts");
procedure Add_Linker_Option (Option : String);
---------
-- Add --
---------
procedure Add
(Option : String_Access;
To : in out String_List_Access;
Last : in out Natural)
is
begin
if Last = To'Last then
declare
New_Options : constant String_List_Access :=
new String_List (1 .. To'Last * 2);
begin
New_Options (To'Range) := To.all;
-- Set all elements of the original options to null to avoid
-- deallocation of copies.
To.all := (others => null);
Free (To);
To := New_Options;
end;
end if;
Last := Last + 1;
To (Last) := Option;
end Add;
procedure Add
(Option : String;
To : in out String_List_Access;
Last : in out Natural)
is
begin
Add (Option => new String'(Option), To => To, Last => Last);
end Add;
-----------------------
-- Add_Linker_Option --
-----------------------
procedure Add_Linker_Option (Option : String) is
begin
if Option'Length > 0 then
if Last_Linker_Option = Linker_Options_Buffer'Last then
declare
New_Buffer : constant String_List_Access :=
new String_List
(1 .. Linker_Options_Buffer'Last +
Linker_Option_Initial_Count);
begin
New_Buffer (Linker_Options_Buffer'Range) :=
Linker_Options_Buffer.all;
Linker_Options_Buffer.all := (others => null);
Free (Linker_Options_Buffer);
Linker_Options_Buffer := New_Buffer;
end;
end if;
Last_Linker_Option := Last_Linker_Option + 1;
Linker_Options_Buffer (Last_Linker_Option) := new String'(Option);
end if;
end Add_Linker_Option;
-------------------------
-- Base_Name_Index_For --
-------------------------
function Base_Name_Index_For
(Main : String;
Main_Index : Int;
Index_Separator : Character) return File_Name_Type
is
Result : File_Name_Type;
begin
Name_Len := 0;
Add_Str_To_Name_Buffer (Base_Name (Main));
-- Remove the extension, if any, that is the last part of the base name
-- starting with a dot and following some characters.
for J in reverse 2 .. Name_Len loop
if Name_Buffer (J) = '.' then
Name_Len := J - 1;
exit;
end if;
end loop;
-- Add the index info, if index is different from 0
if Main_Index > 0 then
Add_Char_To_Name_Buffer (Index_Separator);
declare
Img : constant String := Main_Index'Img;
begin
Add_Str_To_Name_Buffer (Img (2 .. Img'Last));
end;
end if;
Result := Name_Find;
return Result;
end Base_Name_Index_For;
------------------------------
-- Check_Source_Info_In_ALI --
------------------------------
function Check_Source_Info_In_ALI
(The_ALI : ALI_Id;
Tree : Project_Tree_Ref) return Boolean
is
Unit_Name : Name_Id;
begin
-- Loop through units
for U in ALIs.Table (The_ALI).First_Unit ..
ALIs.Table (The_ALI).Last_Unit
loop
-- Check if the file name is one of the source of the unit
Get_Name_String (Units.Table (U).Uname);
Name_Len := Name_Len - 2;
Unit_Name := Name_Find;
if File_Not_A_Source_Of (Tree, Unit_Name, Units.Table (U).Sfile) then
return False;
end if;
-- Loop to do same check for each of the withed units
for W in Units.Table (U).First_With .. Units.Table (U).Last_With loop
declare
WR : ALI.With_Record renames Withs.Table (W);
begin
if WR.Sfile /= No_File then
Get_Name_String (WR.Uname);
Name_Len := Name_Len - 2;
Unit_Name := Name_Find;
if File_Not_A_Source_Of (Tree, Unit_Name, WR.Sfile) then
return False;
end if;
end if;
end;
end loop;
end loop;
-- Loop to check subunits and replaced sources
for D in ALIs.Table (The_ALI).First_Sdep ..
ALIs.Table (The_ALI).Last_Sdep
loop
declare
SD : Sdep_Record renames Sdep.Table (D);
begin
Unit_Name := SD.Subunit_Name;
if Unit_Name = No_Name then
-- Check if this source file has been replaced by a source with
-- a different file name.
if Tree /= null and then Tree.Replaced_Source_Number > 0 then
declare
Replacement : constant File_Name_Type :=
Replaced_Source_HTable.Get
(Tree.Replaced_Sources, SD.Sfile);
begin
if Replacement /= No_File then
if Verbose_Mode then
Write_Line
("source file" &
Get_Name_String (SD.Sfile) &
" has been replaced by " &
Get_Name_String (Replacement));
end if;
return False;
end if;
end;
end if;
else
-- For separates, the file is no longer associated with the
-- unit ("proc-sep.adb" is not associated with unit "proc.sep")
-- so we need to check whether the source file still exists in
-- the source tree: it will if it matches the naming scheme
-- (and then will be for the same unit).
if Find_Source
(In_Tree => Tree,
Project => No_Project,
Base_Name => SD.Sfile) = No_Source
then
-- If this is not a runtime file or if, when gnatmake switch
-- -a is used, we are not able to find this subunit in the
-- source directories, then recompilation is needed.
if not Fname.Is_Internal_File_Name (SD.Sfile)
or else
(Check_Readonly_Files
and then Full_Source_Name (SD.Sfile) = No_File)
then
if Verbose_Mode then
Write_Line
("While parsing ALI file, file "
& Get_Name_String (SD.Sfile)
& " is indicated as containing subunit "
& Get_Name_String (Unit_Name)
& " but this does not match what was found while"
& " parsing the project. Will recompile");
end if;
return False;
end if;
end if;
end if;
end;
end loop;
return True;
end Check_Source_Info_In_ALI;
--------------------------------
-- Create_Binder_Mapping_File --
--------------------------------
function Create_Binder_Mapping_File
(Project_Tree : Project_Tree_Ref) return Path_Name_Type
is
Mapping_Path : Path_Name_Type := No_Path;
Mapping_FD : File_Descriptor := Invalid_FD;
-- A File Descriptor for an eventual mapping file
ALI_Unit : Unit_Name_Type := No_Unit_Name;
-- The unit name of an ALI file
ALI_Name : File_Name_Type := No_File;
-- The file name of the ALI file
ALI_Project : Project_Id := No_Project;
-- The project of the ALI file
Bytes : Integer;
OK : Boolean := False;
Unit : Unit_Index;
Status : Boolean;
-- For call to Close
begin
Tempdir.Create_Temp_File (Mapping_FD, Mapping_Path);
Record_Temp_File (Project_Tree.Shared, Mapping_Path);
if Mapping_FD /= Invalid_FD then
OK := True;
-- Traverse all units
Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
while Unit /= No_Unit_Index loop
if Unit.Name /= No_Name then
-- If there is a body, put it in the mapping
if Unit.File_Names (Impl) /= No_Source
and then Unit.File_Names (Impl).Project /= No_Project
then
Get_Name_String (Unit.Name);
Add_Str_To_Name_Buffer ("%b");
ALI_Unit := Name_Find;
ALI_Name :=
Lib_File_Name (Unit.File_Names (Impl).Display_File);
ALI_Project := Unit.File_Names (Impl).Project;
-- Otherwise, if there is a spec, put it in the mapping
elsif Unit.File_Names (Spec) /= No_Source
and then Unit.File_Names (Spec).Project /= No_Project
then
Get_Name_String (Unit.Name);
Add_Str_To_Name_Buffer ("%s");
ALI_Unit := Name_Find;
ALI_Name :=
Lib_File_Name (Unit.File_Names (Spec).Display_File);
ALI_Project := Unit.File_Names (Spec).Project;
else
ALI_Name := No_File;
end if;
-- If we have something to put in the mapping then do it now.
-- However, if the project is extended, we don't put anything
-- in the mapping file, since we don't know where the ALI file
-- is: it might be in the extended project object directory as
-- well as in the extending project object directory.
if ALI_Name /= No_File
and then ALI_Project.Extended_By = No_Project
and then ALI_Project.Extends = No_Project
then
-- First check if the ALI file exists. If it does not, do
-- not put the unit in the mapping file.
declare
ALI : constant String := Get_Name_String (ALI_Name);
begin
-- For library projects, use the library ALI directory,
-- for other projects, use the object directory.
if ALI_Project.Library then
Get_Name_String
(ALI_Project.Library_ALI_Dir.Display_Name);
else
Get_Name_String
(ALI_Project.Object_Directory.Display_Name);
end if;
Add_Str_To_Name_Buffer (ALI);
Add_Char_To_Name_Buffer (ASCII.LF);
declare
ALI_Path_Name : constant String :=
Name_Buffer (1 .. Name_Len);
begin
if Is_Regular_File
(ALI_Path_Name (1 .. ALI_Path_Name'Last - 1))
then
-- First line is the unit name
Get_Name_String (ALI_Unit);
Add_Char_To_Name_Buffer (ASCII.LF);
Bytes :=
Write
(Mapping_FD,
Name_Buffer (1)'Address,
Name_Len);
OK := Bytes = Name_Len;
exit when not OK;
-- Second line it the ALI file name
Get_Name_String (ALI_Name);
Add_Char_To_Name_Buffer (ASCII.LF);
Bytes :=
Write
(Mapping_FD,
Name_Buffer (1)'Address,
Name_Len);
OK := (Bytes = Name_Len);
exit when not OK;
-- Third line it the ALI path name
Bytes :=
Write
(Mapping_FD,
ALI_Path_Name (1)'Address,
ALI_Path_Name'Length);
OK := (Bytes = ALI_Path_Name'Length);
-- If OK is False, it means we were unable to
-- write a line. No point in continuing with the
-- other units.
exit when not OK;
end if;
end;
end;
end if;
end if;
Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
end loop;
Close (Mapping_FD, Status);
OK := OK and Status;
end if;
-- If the creation of the mapping file was successful, we add the switch
-- to the arguments of gnatbind.
if OK then
return Mapping_Path;
else
return No_Path;
end if;
end Create_Binder_Mapping_File;
-----------------
-- Create_Name --
-----------------
function Create_Name (Name : String) return File_Name_Type is
begin
Name_Len := 0;
Add_Str_To_Name_Buffer (Name);
return Name_Find;
end Create_Name;
function Create_Name (Name : String) return Name_Id is
begin
Name_Len := 0;
Add_Str_To_Name_Buffer (Name);
return Name_Find;
end Create_Name;
function Create_Name (Name : String) return Path_Name_Type is
begin
Name_Len := 0;
Add_Str_To_Name_Buffer (Name);
return Name_Find;
end Create_Name;
----------------------------
-- Executable_Prefix_Path --
----------------------------
function Executable_Prefix_Path return String is
Exec_Name : constant String := Command_Name;
function Get_Install_Dir (S : String) return String;
-- S is the executable name preceded by the absolute or relative path,
-- e.g. "c:\usr\bin\gcc.exe". Returns the absolute directory where "bin"
-- lies (in the example "C:\usr"). If the executable is not in a "bin"
-- directory, return "".
---------------------
-- Get_Install_Dir --
---------------------
function Get_Install_Dir (S : String) return String is
Exec : String := S;
Path_Last : Integer := 0;
begin
for J in reverse Exec'Range loop
if Exec (J) = Directory_Separator then
Path_Last := J - 1;
exit;
end if;
end loop;
if Path_Last >= Exec'First + 2 then
To_Lower (Exec (Path_Last - 2 .. Path_Last));
end if;
if Path_Last < Exec'First + 2
or else Exec (Path_Last - 2 .. Path_Last) /= "bin"
or else (Path_Last - 3 >= Exec'First
and then Exec (Path_Last - 3) /= Directory_Separator)
then
return "";
end if;
return Normalize_Pathname
(Exec (Exec'First .. Path_Last - 4),
Resolve_Links => Opt.Follow_Links_For_Dirs)
& Directory_Separator;
end Get_Install_Dir;
-- Beginning of Executable_Prefix_Path
begin
-- For VMS, the path returned is always /gnu/
if Hostparm.OpenVMS then
return "/gnu/";
end if;
-- First determine if a path prefix was placed in front of the
-- executable name.
for J in reverse Exec_Name'Range loop
if Exec_Name (J) = Directory_Separator then
return Get_Install_Dir (Exec_Name);
end if;
end loop;
-- If we get here, the user has typed the executable name with no
-- directory prefix.
declare
Path : String_Access := Locate_Exec_On_Path (Exec_Name);
begin
if Path = null then
return "";
else
declare
Dir : constant String := Get_Install_Dir (Path.all);
begin
Free (Path);
return Dir;
end;
end if;
end;
end Executable_Prefix_Path;
------------------
-- Fail_Program --
------------------
procedure Fail_Program
(Project_Tree : Project_Tree_Ref;
S : String;
Flush_Messages : Boolean := True)
is
begin
if Flush_Messages then
if Total_Errors_Detected /= 0 or else Warnings_Detected /= 0 then
Errutil.Finalize;
end if;
end if;
Finish_Program (Project_Tree, E_Fatal, S => S);
end Fail_Program;
--------------------
-- Finish_Program --
--------------------
procedure Finish_Program
(Project_Tree : Project_Tree_Ref;
Exit_Code : Osint.Exit_Code_Type := Osint.E_Success;
S : String := "")
is
begin
if not Debug.Debug_Flag_N then
Delete_Temp_Config_Files (Project_Tree);
if Project_Tree /= null then
Delete_All_Temp_Files (Project_Tree.Shared);
end if;
end if;
if S'Length > 0 then
if Exit_Code /= E_Success then
Osint.Fail (S);
else
Write_Str (S);
end if;
end if;
-- Output Namet statistics
Namet.Finalize;
Exit_Program (Exit_Code);
end Finish_Program;
--------------------------
-- File_Not_A_Source_Of --
--------------------------
function File_Not_A_Source_Of
(Project_Tree : Project_Tree_Ref;
Uname : Name_Id;
Sfile : File_Name_Type) return Boolean
is
Unit : constant Unit_Index :=
Units_Htable.Get (Project_Tree.Units_HT, Uname);
At_Least_One_File : Boolean := False;
begin
if Unit /= No_Unit_Index then
for F in Unit.File_Names'Range loop
if Unit.File_Names (F) /= null then
At_Least_One_File := True;
if Unit.File_Names (F).File = Sfile then
return False;
end if;
end if;
end loop;
if not At_Least_One_File then
-- The unit was probably created initially for a separate unit
-- (which are initially created as IMPL when both suffixes are the
-- same). Later on, Override_Kind changed the type of the file,
-- and the unit is no longer valid in fact.
return False;
end if;
Verbose_Msg (Uname, "sources do not include ", Name_Id (Sfile));
return True;
end if;
return False;
end File_Not_A_Source_Of;
------------------
-- Get_Switches --
------------------
procedure Get_Switches
(Source : Prj.Source_Id;
Pkg_Name : Name_Id;
Project_Tree : Project_Tree_Ref;
Value : out Variable_Value;
Is_Default : out Boolean)
is
begin
Get_Switches
(Source_File => Source.File,
Source_Lang => Source.Language.Name,
Source_Prj => Source.Project,
Pkg_Name => Pkg_Name,
Project_Tree => Project_Tree,
Value => Value,
Is_Default => Is_Default);
end Get_Switches;
------------------
-- Get_Switches --
------------------
procedure Get_Switches
(Source_File : File_Name_Type;
Source_Lang : Name_Id;
Source_Prj : Project_Id;
Pkg_Name : Name_Id;
Project_Tree : Project_Tree_Ref;
Value : out Variable_Value;
Is_Default : out Boolean;
Test_Without_Suffix : Boolean := False;
Check_ALI_Suffix : Boolean := False)
is
Project : constant Project_Id :=
Ultimate_Extending_Project_Of (Source_Prj);
Pkg : constant Package_Id :=
Prj.Util.Value_Of
(Name => Pkg_Name,
In_Packages => Project.Decl.Packages,
Shared => Project_Tree.Shared);
Lang : Language_Ptr;
begin
Is_Default := False;
if Source_File /= No_File then
Value := Prj.Util.Value_Of
(Name => Name_Id (Source_File),
Attribute_Or_Array_Name => Name_Switches,
In_Package => Pkg,
Shared => Project_Tree.Shared,
Allow_Wildcards => True);
end if;
if Value = Nil_Variable_Value
and then Test_Without_Suffix
then
Lang :=
Get_Language_From_Name (Project, Get_Name_String (Source_Lang));
if Lang /= null then
declare
Naming : Lang_Naming_Data renames Lang.Config.Naming_Data;
SF_Name : constant String := Get_Name_String (Source_File);
Last : Positive := SF_Name'Length;
Name : String (1 .. Last + 3);
Spec_Suffix : String := Get_Name_String (Naming.Spec_Suffix);
Body_Suffix : String := Get_Name_String (Naming.Body_Suffix);
Truncated : Boolean := False;
begin
Canonical_Case_File_Name (Spec_Suffix);
Canonical_Case_File_Name (Body_Suffix);
Name (1 .. Last) := SF_Name;
if Last > Body_Suffix'Length
and then Name (Last - Body_Suffix'Length + 1 .. Last) =
Body_Suffix
then
Truncated := True;
Last := Last - Body_Suffix'Length;
end if;
if not Truncated
and then Last > Spec_Suffix'Length
and then Name (Last - Spec_Suffix'Length + 1 .. Last) =
Spec_Suffix
then
Truncated := True;
Last := Last - Spec_Suffix'Length;
end if;
if Truncated then
Name_Len := 0;
Add_Str_To_Name_Buffer (Name (1 .. Last));
Value := Prj.Util.Value_Of
(Name => Name_Find,
Attribute_Or_Array_Name => Name_Switches,
In_Package => Pkg,
Shared => Project_Tree.Shared,
Allow_Wildcards => True);
end if;
if Value = Nil_Variable_Value
and then Check_ALI_Suffix
then
Last := SF_Name'Length;
while Name (Last) /= '.' loop
Last := Last - 1;
end loop;
Name_Len := 0;
Add_Str_To_Name_Buffer (Name (1 .. Last));
Add_Str_To_Name_Buffer ("ali");
Value := Prj.Util.Value_Of
(Name => Name_Find,
Attribute_Or_Array_Name => Name_Switches,
In_Package => Pkg,
Shared => Project_Tree.Shared,
Allow_Wildcards => True);
end if;
end;
end if;
end if;
if Value = Nil_Variable_Value then
Is_Default := True;
Value :=
Prj.Util.Value_Of
(Name => Source_Lang,
Attribute_Or_Array_Name => Name_Switches,
In_Package => Pkg,
Shared => Project_Tree.Shared,
Force_Lower_Case_Index => True);
end if;
if Value = Nil_Variable_Value then
Value :=
Prj.Util.Value_Of
(Name => All_Other_Names,
Attribute_Or_Array_Name => Name_Switches,
In_Package => Pkg,
Shared => Project_Tree.Shared,
Force_Lower_Case_Index => True);
end if;
if Value = Nil_Variable_Value then
Value :=
Prj.Util.Value_Of
(Name => Source_Lang,
Attribute_Or_Array_Name => Name_Default_Switches,
In_Package => Pkg,
Shared => Project_Tree.Shared);
end if;
end Get_Switches;
------------
-- Inform --
------------
procedure Inform (N : File_Name_Type; Msg : String) is
begin
Inform (Name_Id (N), Msg);
end Inform;
procedure Inform (N : Name_Id := No_Name; Msg : String) is
begin
Osint.Write_Program_Name;
Write_Str (": ");
if N /= No_Name then
Write_Str ("""");
declare
Name : constant String := Get_Name_String (N);
begin
if Debug.Debug_Flag_F and then Is_Absolute_Path (Name) then
Write_Str (File_Name (Name));
else
Write_Str (Name);
end if;
end;
Write_Str (""" ");
end if;
Write_Str (Msg);
Write_Eol;
end Inform;
------------------------------
-- Initialize_Source_Record --
------------------------------
procedure Initialize_Source_Record (Source : Prj.Source_Id) is
procedure Set_Object_Project
(Obj_Dir : String; Obj_Proj : Project_Id; Obj_Path : Path_Name_Type;
Stamp : Time_Stamp_Type);
-- Update information about object file, switches file,...
------------------------
-- Set_Object_Project --
------------------------
procedure Set_Object_Project
(Obj_Dir : String; Obj_Proj : Project_Id; Obj_Path : Path_Name_Type;
Stamp : Time_Stamp_Type) is
begin
Source.Object_Project := Obj_Proj;
Source.Object_Path := Obj_Path;
Source.Object_TS := Stamp;
if Source.Language.Config.Dependency_Kind /= None then
declare
Dep_Path : constant String :=
Normalize_Pathname
(Name => Get_Name_String (Source.Dep_Name),
Resolve_Links => Opt.Follow_Links_For_Files,
Directory => Obj_Dir);
begin
Source.Dep_Path := Create_Name (Dep_Path);
Source.Dep_TS := Osint.Unknown_Attributes;
end;
end if;
-- Get the path of the switches file, even if Opt.Check_Switches is
-- not set, as switch -s may be in the Builder switches that have not
-- been scanned yet.
declare
Switches_Path : constant String :=
Normalize_Pathname
(Name => Get_Name_String (Source.Switches),
Resolve_Links => Opt.Follow_Links_For_Files,
Directory => Obj_Dir);
begin
Source.Switches_Path := Create_Name (Switches_Path);
if Stamp /= Empty_Time_Stamp then
Source.Switches_TS := File_Stamp (Source.Switches_Path);
end if;
end;
end Set_Object_Project;
Obj_Proj : Project_Id;
begin
-- Nothing to do if source record has already been fully initialized
if Source.Initialized then
return;
end if;
-- Systematically recompute the time stamp
Source.Source_TS := File_Stamp (Source.Path.Display_Name);
-- Parse the source file to check whether we have a subunit
if Source.Language.Config.Kind = Unit_Based
and then Source.Kind = Impl
and then Is_Subunit (Source)
then
Source.Kind := Sep;
end if;
if Source.Language.Config.Object_Generated
and then Is_Compilable (Source)
then
-- First, get the correct object file name and dependency file name
-- if the source is in a multi-unit file.
if Source.Index /= 0 then
Source.Object :=
Object_Name
(Source_File_Name => Source.File,
Source_Index => Source.Index,
Index_Separator =>
Source.Language.Config.Multi_Unit_Object_Separator,
Object_File_Suffix =>
Source.Language.Config.Object_File_Suffix);
Source.Dep_Name :=
Dependency_Name
(Source.Object, Source.Language.Config.Dependency_Kind);
end if;
-- Find the object file for that source. It could be either in
-- the current project or in an extended project (it might actually
-- not exist yet in the ultimate extending project, but if not found
-- elsewhere that's where we'll expect to find it).
Obj_Proj := Source.Project;
while Obj_Proj /= No_Project loop
declare
Dir : constant String := Get_Name_String
(Obj_Proj.Object_Directory.Display_Name);
Object_Path : constant String :=
Normalize_Pathname
(Name =>
Get_Name_String (Source.Object),
Resolve_Links =>
Opt.Follow_Links_For_Files,
Directory => Dir);
Obj_Path : constant Path_Name_Type := Create_Name (Object_Path);
Stamp : Time_Stamp_Type := Empty_Time_Stamp;
begin
-- For specs, we do not check object files if there is a body.
-- This saves a system call. On the other hand, we do need to
-- know the object_path, in case the user has passed the .ads
-- on the command line to compile the spec only
if Source.Kind /= Spec
or else Source.Unit = No_Unit_Index
or else Source.Unit.File_Names (Impl) = No_Source
then
Stamp := File_Stamp (Obj_Path);
end if;
if Stamp /= Empty_Time_Stamp
or else (Obj_Proj.Extended_By = No_Project
and then Source.Object_Project = No_Project)
then
Set_Object_Project (Dir, Obj_Proj, Obj_Path, Stamp);
end if;
Obj_Proj := Obj_Proj.Extended_By;
end;
end loop;
elsif Source.Language.Config.Dependency_Kind = Makefile then
declare
Object_Dir : constant String :=
Get_Name_String
(Source.Project.Object_Directory.Display_Name);
Dep_Path : constant String :=
Normalize_Pathname
(Name => Get_Name_String (Source.Dep_Name),
Resolve_Links =>
Opt.Follow_Links_For_Files,
Directory => Object_Dir);
begin
Source.Dep_Path := Create_Name (Dep_Path);
Source.Dep_TS := Osint.Unknown_Attributes;
end;
end if;
Source.Initialized := True;
end Initialize_Source_Record;
----------------------------
-- Is_External_Assignment --
----------------------------
function Is_External_Assignment
(Env : Prj.Tree.Environment;
Argv : String) return Boolean
is
Start : Positive := 3;
Finish : Natural := Argv'Last;
pragma Assert (Argv'First = 1);
pragma Assert (Argv (1 .. 2) = "-X");
begin
if Argv'Last < 5 then
return False;
elsif Argv (3) = '"' then
if Argv (Argv'Last) /= '"' or else Argv'Last < 7 then
return False;
else
Start := 4;
Finish := Argv'Last - 1;
end if;
end if;
return Prj.Ext.Check
(Self => Env.External,
Declaration => Argv (Start .. Finish));
end Is_External_Assignment;
----------------
-- Is_Subunit --
----------------
function Is_Subunit (Source : Prj.Source_Id) return Boolean is
Src_Ind : Source_File_Index;
begin
if Source.Kind = Sep then
return True;
-- A Spec, a file based language source or a body with a spec cannot be
-- a subunit.
elsif Source.Kind = Spec
or else Source.Unit = No_Unit_Index
or else Other_Part (Source) /= No_Source
then
return False;
end if;
-- Here, we are assuming that the language is Ada, as it is the only
-- unit based language that we know.
Src_Ind :=
Sinput.P.Load_Project_File
(Get_Name_String (Source.Path.Display_Name));
return Sinput.P.Source_File_Is_Subunit (Src_Ind);
end Is_Subunit;
-----------------------------
-- Linker_Options_Switches --
-----------------------------
function Linker_Options_Switches
(Project : Project_Id;
Do_Fail : Fail_Proc;
In_Tree : Project_Tree_Ref) return String_List
is
procedure Recursive_Add
(Proj : Project_Id;
In_Tree : Project_Tree_Ref;
Dummy : in out Boolean);
-- The recursive routine used to add linker options
-------------------
-- Recursive_Add --
-------------------
procedure Recursive_Add
(Proj : Project_Id;
In_Tree : Project_Tree_Ref;
Dummy : in out Boolean)
is
pragma Unreferenced (Dummy);
Linker_Package : Package_Id;
Options : Variable_Value;
begin
Linker_Package :=
Prj.Util.Value_Of
(Name => Name_Linker,
In_Packages => Proj.Decl.Packages,
Shared => In_Tree.Shared);
Options :=
Prj.Util.Value_Of
(Name => Name_Ada,
Index => 0,
Attribute_Or_Array_Name => Name_Linker_Options,
In_Package => Linker_Package,
Shared => In_Tree.Shared);
-- If attribute is present, add the project with
-- the attribute to table Linker_Opts.
if Options /= Nil_Variable_Value then
Linker_Opts.Increment_Last;
Linker_Opts.Table (Linker_Opts.Last) :=
(Project => Proj, Options => Options.Values);
end if;
end Recursive_Add;
procedure For_All_Projects is
new For_Every_Project_Imported (Boolean, Recursive_Add);
Dummy : Boolean := False;
-- Start of processing for Linker_Options_Switches
begin
Linker_Opts.Init;
For_All_Projects (Project, In_Tree, Dummy, Imported_First => True);
Last_Linker_Option := 0;
for Index in reverse 1 .. Linker_Opts.Last loop
declare
Options : String_List_Id;
Proj : constant Project_Id :=
Linker_Opts.Table (Index).Project;
Option : Name_Id;
Dir_Path : constant String :=
Get_Name_String (Proj.Directory.Name);
begin
Options := Linker_Opts.Table (Index).Options;
while Options /= Nil_String loop
Option := In_Tree.Shared.String_Elements.Table (Options).Value;
Get_Name_String (Option);
-- Do not consider empty linker options
if Name_Len /= 0 then
Add_Linker_Option (Name_Buffer (1 .. Name_Len));
-- Object files and -L switches specified with relative
-- paths must be converted to absolute paths.
Test_If_Relative_Path
(Switch => Linker_Options_Buffer (Last_Linker_Option),
Parent => Dir_Path,
Do_Fail => Do_Fail,
Including_L_Switch => True);
end if;
Options := In_Tree.Shared.String_Elements.Table (Options).Next;
end loop;
end;
end loop;
return Linker_Options_Buffer (1 .. Last_Linker_Option);
end Linker_Options_Switches;
-----------
-- Mains --
-----------
package body Mains is
package Names is new Table.Table
(Table_Component_Type => Main_Info,
Table_Index_Type => Integer,
Table_Low_Bound => 1,
Table_Initial => 10,
Table_Increment => 100,
Table_Name => "Makeutl.Mains.Names");
-- The table that stores the mains
Current : Natural := 0;
-- The index of the last main retrieved from the table
Count_Of_Mains_With_No_Tree : Natural := 0;
-- Number of main units for which we do not know the project tree
--------------
-- Add_Main --
--------------
procedure Add_Main
(Name : String;
Index : Int := 0;
Location : Source_Ptr := No_Location;
Project : Project_Id := No_Project;
Tree : Project_Tree_Ref := null)
is
begin
if Current_Verbosity = High then
Debug_Output ("Add_Main """ & Name & """ " & Index'Img
& " with_tree? "
& Boolean'Image (Tree /= null));
end if;
Name_Len := 0;
Add_Str_To_Name_Buffer (Name);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Names.Increment_Last;
Names.Table (Names.Last) :=
(Name_Find, Index, Location, No_Source, Project, Tree);
if Tree /= null then
Builder_Data (Tree).Number_Of_Mains :=
Builder_Data (Tree).Number_Of_Mains + 1;
else
Mains.Count_Of_Mains_With_No_Tree :=
Mains.Count_Of_Mains_With_No_Tree + 1;
end if;
end Add_Main;
--------------------
-- Complete_Mains --
--------------------
procedure Complete_Mains
(Root_Project : Project_Id;
Project_Tree : Project_Tree_Ref)
is
procedure Do_Complete (Project : Project_Id; Tree : Project_Tree_Ref);
-- Check the mains for this specific project
procedure Complete_All is new For_Project_And_Aggregated
(Do_Complete);
procedure Do_Complete
(Project : Project_Id; Tree : Project_Tree_Ref) is
begin
if Mains.Number_Of_Mains (Tree) > 0
or else Mains.Count_Of_Mains_With_No_Tree > 0
then
for J in Names.First .. Names.Last loop
declare
File : Main_Info := Names.Table (J);
Main_Id : File_Name_Type := File.File;
Main : constant String := Get_Name_String (Main_Id);
Source : Prj.Source_Id := No_Source;
Suffix : File_Name_Type;
Iter : Source_Iterator;
begin
if Base_Name (Main) /= Main then
if Is_Absolute_Path (Main) then
Main_Id := Create_Name (Base_Name (Main));
else
Fail_Program
(Tree,
"mains cannot include directory information ("""
& Main & """)");
end if;
end if;
-- If no project or tree was specified for the main, it
-- came from the command line. In this case, it needs to
-- belong to the root project.
-- Note that the assignments below will not modify inside
-- the table itself.
if File.Project = null then
File.Project := Project;
end if;
if File.Tree = null then
File.Tree := Project_Tree;
end if;
if File.Source = null then
-- First, look for the main as specified.
Source := Find_Source
(In_Tree => File.Tree,
Project => File.Project,
Base_Name => File.File,
Index => File.Index);
if Source = No_Source then
-- Now look for the main with a body suffix
declare
-- Main already has a canonical casing
Main : constant String :=
Get_Name_String (Main_Id);
Project : Project_Id;
begin
Project := File.Project;
while Source = No_Source
and then Project /= No_Project
loop
Iter := For_Each_Source (File.Tree, Project);
loop
Source := Prj.Element (Iter);
exit when Source = No_Source;
-- Only consider bodies
if Source.Kind = Impl then
Get_Name_String (Source.File);
if Name_Len > Main'Length
and then Name_Buffer
(1 .. Main'Length) = Main
then
Suffix :=
Source.Language
.Config.Naming_Data.Body_Suffix;
exit when Suffix /= No_File and then
Name_Buffer
(Main'Length + 1 .. Name_Len) =
Get_Name_String (Suffix);
end if;
end if;
Next (Iter);
end loop;
Project := Project.Extends;
end loop;
end;
end if;
if Source /= No_Source then
Debug_Output ("Found main in project",
Name_Id (Source.File));
Names.Table (J).File := Source.File;
Names.Table (J).Project := File.Project;
if Names.Table (J).Tree = null then
Names.Table (J).Tree := File.Tree;
Builder_Data (File.Tree).Number_Of_Mains :=
Builder_Data (File.Tree).Number_Of_Mains + 1;
Mains.Count_Of_Mains_With_No_Tree :=
Mains.Count_Of_Mains_With_No_Tree - 1;
end if;
Names.Table (J).Source := Source;
elsif File.Location /= No_Location then
-- If the main is declared in package Builder of
-- the main project, report an error. If the main
-- is on the command line, it may be a main from
-- another project, so do nothing: if the main does
-- not exist in another project, an error will be
-- reported later.
Error_Msg_File_1 := Main_Id;
Error_Msg_Name_1 := Root_Project.Name;
Errutil.Error_Msg
("{ is not a source of project %%",
File.Location);
end if;
end if;
end;
end loop;
end if;
if Total_Errors_Detected > 0 then
Fail_Program (Tree, "problems with main sources");
end if;
end Do_Complete;
-- Start of processing for Complete_Mains
begin
Complete_All (Root_Project, Project_Tree);
end Complete_Mains;
------------
-- Delete --
------------
procedure Delete is
begin
Names.Set_Last (0);
Mains.Reset;
end Delete;
-----------------------
-- Fill_From_Project --
-----------------------
procedure Fill_From_Project
(Root_Project : Project_Id;
Project_Tree : Project_Tree_Ref)
is
procedure Add_Mains_From_Project
(Project : Project_Id; Tree : Project_Tree_Ref);
-- Add the main units from this project into Mains.
-- This takes into account the aggregated projects
----------------------------
-- Add_Mains_From_Project --
----------------------------
procedure Add_Mains_From_Project
(Project : Project_Id;
Tree : Project_Tree_Ref)
is
List : String_List_Id;
Element : String_Element;
begin
if Number_Of_Mains (Tree) = 0
and then Mains.Count_Of_Mains_With_No_Tree = 0
then
Debug_Output ("Add_Mains_From_Project", Project.Name);
List := Project.Mains;
if List /= Prj.Nil_String then
-- The attribute Main is not an empty list.
-- Get the mains in the list
while List /= Prj.Nil_String loop
Element := Tree.Shared.String_Elements.Table (List);
Debug_Output ("Add_Main", Element.Value);
if Project.Library then
Fail_Program
(Tree,
"cannot specify a main program " &
"for a library project file");
end if;
Add_Main (Name => Get_Name_String (Element.Value),
Index => Element.Index,
Location => Element.Location,
Project => Project,
Tree => Tree);
List := Element.Next;
end loop;
end if;
end if;
if Total_Errors_Detected > 0 then
Fail_Program (Tree, "problems with main sources");
end if;
end Add_Mains_From_Project;
procedure Fill_All is new For_Project_And_Aggregated
(Add_Mains_From_Project);
-- Start of processing for Fill_From_Project
begin
Fill_All (Root_Project, Project_Tree);
end Fill_From_Project;
---------------
-- Next_Main --
---------------
function Next_Main return String is
Info : constant Main_Info := Next_Main;
begin
if Info = No_Main_Info then
return "";
else
return Get_Name_String (Info.File);
end if;
end Next_Main;
function Next_Main return Main_Info is
begin
if Current >= Names.Last then
return No_Main_Info;
else
Current := Current + 1;
return Names.Table (Current);
end if;
end Next_Main;
---------------------
-- Number_Of_Mains --
---------------------
function Number_Of_Mains (Tree : Project_Tree_Ref) return Natural is
begin
if Tree = null then
return Names.Last;
else
return Builder_Data (Tree).Number_Of_Mains;
end if;
end Number_Of_Mains;
-----------
-- Reset --
-----------
procedure Reset is
begin
Current := 0;
end Reset;
--------------------------
-- Set_Multi_Unit_Index --
--------------------------
procedure Set_Multi_Unit_Index
(Project_Tree : Project_Tree_Ref := null;
Index : Int := 0)
is
begin
if Index /= 0 then
if Names.Last = 0 then
Fail_Program
(Project_Tree,
"cannot specify a multi-unit index but no main " &
"on the command line");
elsif Names.Last > 1 then
Fail_Program
(Project_Tree,
"cannot specify several mains with a multi-unit index");
else
Names.Table (Names.Last).Index := Index;
end if;
end if;
end Set_Multi_Unit_Index;
end Mains;
-----------------------
-- Path_Or_File_Name --
-----------------------
function Path_Or_File_Name (Path : Path_Name_Type) return String is
Path_Name : constant String := Get_Name_String (Path);
begin
if Debug.Debug_Flag_F then
return File_Name (Path_Name);
else
return Path_Name;
end if;
end Path_Or_File_Name;
---------------------------
-- Test_If_Relative_Path --
---------------------------
procedure Test_If_Relative_Path
(Switch : in out String_Access;
Parent : String;
Do_Fail : Fail_Proc;
Including_L_Switch : Boolean := True;
Including_Non_Switch : Boolean := True;
Including_RTS : Boolean := False)
is
begin
if Switch /= null then
declare
Sw : String (1 .. Switch'Length);
Start : Positive;
begin
Sw := Switch.all;
if Sw (1) = '-' then
if Sw'Length >= 3
and then (Sw (2) = 'A'
or else Sw (2) = 'I'
or else (Including_L_Switch and then Sw (2) = 'L'))
then
Start := 3;
if Sw = "-I-" then
return;
end if;
elsif Sw'Length >= 4
and then (Sw (2 .. 3) = "aL"
or else Sw (2 .. 3) = "aO"
or else Sw (2 .. 3) = "aI")
then
Start := 4;
elsif Including_RTS
and then Sw'Length >= 7
and then Sw (2 .. 6) = "-RTS="
then
Start := 7;
else
return;
end if;
-- Because relative path arguments to --RTS= may be relative to
-- the search directory prefix, those relative path arguments
-- are converted only when they include directory information.
if not Is_Absolute_Path (Sw (Start .. Sw'Last)) then
if Parent'Length = 0 then
Do_Fail
("relative search path switches ("""
& Sw
& """) are not allowed");
elsif Including_RTS then
for J in Start .. Sw'Last loop
if Sw (J) = Directory_Separator then
Switch :=
new String'
(Sw (1 .. Start - 1) &
Parent &
Directory_Separator &
Sw (Start .. Sw'Last));
return;
end if;
end loop;
else
Switch :=
new String'
(Sw (1 .. Start - 1) &
Parent &
Directory_Separator &
Sw (Start .. Sw'Last));
end if;
end if;
elsif Including_Non_Switch then
if not Is_Absolute_Path (Sw) then
if Parent'Length = 0 then
Do_Fail
("relative paths (""" & Sw & """) are not allowed");
else
Switch := new String'(Parent & Directory_Separator & Sw);
end if;
end if;
end if;
end;
end if;
end Test_If_Relative_Path;
-------------------
-- Unit_Index_Of --
-------------------
function Unit_Index_Of (ALI_File : File_Name_Type) return Int is
Start : Natural;
Finish : Natural;
Result : Int := 0;
begin
Get_Name_String (ALI_File);
-- First, find the last dot
Finish := Name_Len;
while Finish >= 1 and then Name_Buffer (Finish) /= '.' loop
Finish := Finish - 1;
end loop;
if Finish = 1 then
return 0;
end if;
-- Now check that the dot is preceded by digits
Start := Finish;
Finish := Finish - 1;
while Start >= 1 and then Name_Buffer (Start - 1) in '0' .. '9' loop
Start := Start - 1;
end loop;
-- If there are no digits, or if the digits are not preceded by the
-- character that precedes a unit index, this is not the ALI file of
-- a unit in a multi-unit source.
if Start > Finish
or else Start = 1
or else Name_Buffer (Start - 1) /= Multi_Unit_Index_Character
then
return 0;
end if;
-- Build the index from the digit(s)
while Start <= Finish loop
Result := Result * 10 +
Character'Pos (Name_Buffer (Start)) - Character'Pos ('0');
Start := Start + 1;
end loop;
return Result;
end Unit_Index_Of;
-----------------
-- Verbose_Msg --
-----------------
procedure Verbose_Msg
(N1 : Name_Id;
S1 : String;
N2 : Name_Id := No_Name;
S2 : String := "";
Prefix : String := " -> ";
Minimum_Verbosity : Opt.Verbosity_Level_Type := Opt.Low)
is
begin
if not Opt.Verbose_Mode
or else Minimum_Verbosity > Opt.Verbosity_Level
then
return;
end if;
Write_Str (Prefix);
Write_Str ("""");
Write_Name (N1);
Write_Str (""" ");
Write_Str (S1);
if N2 /= No_Name then
Write_Str (" """);
Write_Name (N2);
Write_Str (""" ");
end if;
Write_Str (S2);
Write_Eol;
end Verbose_Msg;
procedure Verbose_Msg
(N1 : File_Name_Type;
S1 : String;
N2 : File_Name_Type := No_File;
S2 : String := "";
Prefix : String := " -> ";
Minimum_Verbosity : Opt.Verbosity_Level_Type := Opt.Low)
is
begin
Verbose_Msg
(Name_Id (N1), S1, Name_Id (N2), S2, Prefix, Minimum_Verbosity);
end Verbose_Msg;
-----------
-- Queue --
-----------
package body Queue is
type Q_Record is record
Info : Source_Info;
Processed : Boolean;
end record;
package Q is new Table.Table
(Table_Component_Type => Q_Record,
Table_Index_Type => Natural,
Table_Low_Bound => 1,
Table_Initial => 1000,
Table_Increment => 100,
Table_Name => "Makeutl.Queue.Q");
-- This is the actual Queue
package Busy_Obj_Dirs is new GNAT.HTable.Simple_HTable
(Header_Num => Prj.Header_Num,
Element => Boolean,
No_Element => False,
Key => Path_Name_Type,
Hash => Hash,
Equal => "=");
type Mark_Key is record
File : File_Name_Type;
Index : Int;
end record;
-- Identify either a mono-unit source (when Index = 0) or a specific
-- unit (index = 1's origin index of unit) in a multi-unit source.
Max_Mask_Num : constant := 2048;
subtype Mark_Num is Union_Id range 0 .. Max_Mask_Num - 1;
function Hash (Key : Mark_Key) return Mark_Num;
package Marks is new GNAT.HTable.Simple_HTable
(Header_Num => Mark_Num,
Element => Boolean,
No_Element => False,
Key => Mark_Key,
Hash => Hash,
Equal => "=");
-- A hash table to keep tracks of the marked units.
-- These are the units that have already been processed, when using the
-- gnatmake format. When using the gprbuild format, we can directly
-- store in the source_id whether the file has already been processed.
procedure Mark (Source_File : File_Name_Type; Index : Int := 0);
-- Mark a unit, identified by its source file and, when Index is not 0,
-- the index of the unit in the source file. Marking is used to signal
-- that the unit has already been inserted in the Q.
function Is_Marked
(Source_File : File_Name_Type;
Index : Int := 0) return Boolean;
-- Returns True if the unit was previously marked
Q_Processed : Natural := 0;
Q_Initialized : Boolean := False;
Q_First : Natural := 1;
-- Points to the first valid element in the queue
One_Queue_Per_Obj_Dir : Boolean := False;
-- See parameter to Initialize
function Available_Obj_Dir (S : Source_Info) return Boolean;
-- Whether the object directory for S is available for a build
procedure Debug_Display (S : Source_Info);
-- A debug display for S
function Was_Processed (S : Source_Info) return Boolean;
-- Whether S has already been processed. This marks the source as
-- processed, if it hasn't already been processed.
function Insert_No_Roots (Source : Source_Info) return Boolean;
-- Insert Source, but do not look for its roots (see doc for Insert).
-------------------
-- Was_Processed --
-------------------
function Was_Processed (S : Source_Info) return Boolean is
begin
case S.Format is
when Format_Gprbuild =>
if S.Id.In_The_Queue then
return True;
end if;
S.Id.In_The_Queue := True;
when Format_Gnatmake =>
if Is_Marked (S.File, S.Index) then
return True;
end if;
Mark (S.File, Index => S.Index);
end case;
return False;
end Was_Processed;
-----------------------
-- Available_Obj_Dir --
-----------------------
function Available_Obj_Dir (S : Source_Info) return Boolean is
begin
case S.Format is
when Format_Gprbuild =>
return not Busy_Obj_Dirs.Get
(S.Id.Project.Object_Directory.Name);
when Format_Gnatmake =>
return S.Project = No_Project
or else
not Busy_Obj_Dirs.Get (S.Project.Object_Directory.Name);
end case;
end Available_Obj_Dir;
-------------------
-- Debug_Display --
-------------------
procedure Debug_Display (S : Source_Info) is
begin
case S.Format is
when Format_Gprbuild =>
Write_Name (S.Id.File);
if S.Id.Index /= 0 then
Write_Str (", ");
Write_Int (S.Id.Index);
end if;
when Format_Gnatmake =>
Write_Name (S.File);
if S.Index /= 0 then
Write_Str (", ");
Write_Int (S.Index);
end if;
end case;
end Debug_Display;
----------
-- Hash --
----------
function Hash (Key : Mark_Key) return Mark_Num is
begin
return Union_Id (Key.File) mod Max_Mask_Num;
end Hash;
---------------
-- Is_Marked --
---------------
function Is_Marked
(Source_File : File_Name_Type;
Index : Int := 0) return Boolean is
begin
return Marks.Get (K => (File => Source_File, Index => Index));
end Is_Marked;
----------
-- Mark --
----------
procedure Mark (Source_File : File_Name_Type; Index : Int := 0) is
begin
Marks.Set (K => (File => Source_File, Index => Index), E => True);
end Mark;
-------------
-- Extract --
-------------
procedure Extract
(Found : out Boolean;
Source : out Source_Info)
is
begin
Found := False;
if One_Queue_Per_Obj_Dir then
for J in Q_First .. Q.Last loop
if not Q.Table (J).Processed
and then Available_Obj_Dir (Q.Table (J).Info)
then
Found := True;
Source := Q.Table (J).Info;
Q.Table (J).Processed := True;
if J = Q_First then
while Q_First <= Q.Last
and then Q.Table (Q_First).Processed
loop
Q_First := Q_First + 1;
end loop;
end if;
exit;
end if;
end loop;
elsif Q_First <= Q.Last then
Source := Q.Table (Q_First).Info;
Q.Table (Q_First).Processed := True;
Q_First := Q_First + 1;
Found := True;
end if;
if Found then
Q_Processed := Q_Processed + 1;
end if;
if Found and then Debug.Debug_Flag_Q then
Write_Str (" Q := Q - [ ");
Debug_Display (Source);
Write_Str (" ]");
Write_Eol;
Write_Str (" Q_First =");
Write_Int (Int (Q_First));
Write_Eol;
Write_Str (" Q.Last =");
Write_Int (Int (Q.Last));
Write_Eol;
end if;
end Extract;
---------------
-- Processed --
---------------
function Processed return Natural is
begin
return Q_Processed;
end Processed;
----------------
-- Initialize --
----------------
procedure Initialize
(Queue_Per_Obj_Dir : Boolean;
Force : Boolean := False)
is
begin
if Force or else not Q_Initialized then
Q_Initialized := True;
for J in 1 .. Q.Last loop
case Q.Table (J).Info.Format is
when Format_Gprbuild =>
Q.Table (J).Info.Id.In_The_Queue := False;
when Format_Gnatmake =>
null;
end case;
end loop;
Q.Init;
Q_Processed := 0;
Q_First := 1;
One_Queue_Per_Obj_Dir := Queue_Per_Obj_Dir;
end if;
end Initialize;
---------------------
-- Insert_No_Roots --
---------------------
function Insert_No_Roots (Source : Source_Info) return Boolean is
begin
pragma Assert
(Source.Format = Format_Gnatmake
or else Source.Id /= No_Source);
-- Only insert in the Q if it is not already done, to avoid
-- simultaneous compilations if -jnnn is used.
if Was_Processed (Source) then
return False;
end if;
if Current_Verbosity = High then
Write_Str ("Adding """);
Debug_Display (Source);
Write_Line (""" to the queue");
end if;
Q.Append (New_Val => (Info => Source, Processed => False));
if Debug.Debug_Flag_Q then
Write_Str (" Q := Q + [ ");
Debug_Display (Source);
Write_Str (" ] ");
Write_Eol;
Write_Str (" Q_First =");
Write_Int (Int (Q_First));
Write_Eol;
Write_Str (" Q.Last =");
Write_Int (Int (Q.Last));
Write_Eol;
end if;
return True;
end Insert_No_Roots;
------------
-- Insert --
------------
function Insert
(Source : Source_Info; With_Roots : Boolean := False) return Boolean
is
Root_Arr : Array_Element_Id;
Roots : Variable_Value;
List : String_List_Id;
Elem : String_Element;
Unit_Name : Name_Id;
Pat_Root : Boolean;
Root_Pattern : Regexp;
Root_Found : Boolean;
Roots_Found : Boolean;
Dummy : Boolean;
Root_Source : Prj.Source_Id;
Iter : Source_Iterator;
pragma Unreferenced (Dummy);
begin
if not Insert_No_Roots (Source) then
-- Was already in the queue
return False;
end if;
if With_Roots and then Source.Format = Format_Gprbuild then
Debug_Output ("Looking for roots of", Name_Id (Source.Id.File));
Root_Arr :=
Prj.Util.Value_Of
(Name => Name_Roots,
In_Arrays => Source.Id.Project.Decl.Arrays,
Shared => Source.Tree.Shared);
Roots :=
Prj.Util.Value_Of
(Index => Name_Id (Source.Id.File),
Src_Index => 0,
In_Array => Root_Arr,
Shared => Source.Tree.Shared);
-- If there is no roots for the specific main, try the language
if Roots = Nil_Variable_Value then
Roots :=
Prj.Util.Value_Of
(Index => Source.Id.Language.Name,
Src_Index => 0,
In_Array => Root_Arr,
Shared => Source.Tree.Shared,
Force_Lower_Case_Index => True);
end if;
-- Then try "*"
if Roots = Nil_Variable_Value then
Name_Len := 1;
Name_Buffer (1) := '*';
Roots :=
Prj.Util.Value_Of
(Index => Name_Find,
Src_Index => 0,
In_Array => Root_Arr,
Shared => Source.Tree.Shared,
Force_Lower_Case_Index => True);
end if;
if Roots = Nil_Variable_Value then
Debug_Output (" -> no roots declared");
else
List := Roots.Values;
Pattern_Loop :
while List /= Nil_String loop
Elem := Source.Tree.Shared.String_Elements.Table (List);
Get_Name_String (Elem.Value);
To_Lower (Name_Buffer (1 .. Name_Len));
Unit_Name := Name_Find;
-- Check if it is a unit name or a pattern
Pat_Root := False;
for J in 1 .. Name_Len loop
if Name_Buffer (J) not in 'a' .. 'z'
and then Name_Buffer (J) not in '0' .. '9'
and then Name_Buffer (J) /= '_'
and then Name_Buffer (J) /= '.'
then
Pat_Root := True;
exit;
end if;
end loop;
if Pat_Root then
begin
Root_Pattern :=
Compile
(Pattern => Name_Buffer (1 .. Name_Len),
Glob => True);
exception
when Error_In_Regexp =>
Err_Vars.Error_Msg_Name_1 := Unit_Name;
Errutil.Error_Msg
("invalid pattern %", Roots.Location);
exit Pattern_Loop;
end;
end if;
Roots_Found := False;
Iter := For_Each_Source (Source.Tree);
Source_Loop :
loop
Root_Source := Prj.Element (Iter);
exit Source_Loop when Root_Source = No_Source;
Root_Found := False;
if Pat_Root then
Root_Found := Root_Source.Unit /= No_Unit_Index
and then Match
(Get_Name_String (Root_Source.Unit.Name),
Root_Pattern);
else
Root_Found :=
Root_Source.Unit /= No_Unit_Index
and then Root_Source.Unit.Name = Unit_Name;
end if;
if Root_Found then
case Root_Source.Kind is
when Impl =>
null;
when Spec =>
Root_Found := Other_Part (Root_Source) = No_Source;
when Sep =>
Root_Found := False;
end case;
end if;
if Root_Found then
Roots_Found := True;
Debug_Output
(" -> ", Name_Id (Root_Source.Display_File));
Dummy := Queue.Insert_No_Roots
(Source => (Format => Format_Gprbuild,
Tree => Source.Tree,
Id => Root_Source));
Initialize_Source_Record (Root_Source);
if Other_Part (Root_Source) /= No_Source then
Initialize_Source_Record (Other_Part (Root_Source));
end if;
-- Save the root for the binder.
Source.Id.Roots := new Source_Roots'
(Root => Root_Source,
Next => Source.Id.Roots);
exit Source_Loop when not Pat_Root;
end if;
Next (Iter);
end loop Source_Loop;
if not Roots_Found then
if Pat_Root then
if not Quiet_Output then
Error_Msg_Name_1 := Unit_Name;
Errutil.Error_Msg
("?no unit matches pattern %", Roots.Location);
end if;
else
Errutil.Error_Msg
("Unit " & Get_Name_String (Unit_Name)
& " does not exist", Roots.Location);
end if;
end if;
List := Elem.Next;
end loop Pattern_Loop;
end if;
end if;
return True;
end Insert;
------------
-- Insert --
------------
procedure Insert
(Source : Source_Info; With_Roots : Boolean := False)
is
Discard : Boolean;
pragma Unreferenced (Discard);
begin
Discard := Insert (Source, With_Roots);
end Insert;
--------------
-- Is_Empty --
--------------
function Is_Empty return Boolean is
begin
return Q_Processed >= Q.Last;
end Is_Empty;
------------------------
-- Is_Virtually_Empty --
------------------------
function Is_Virtually_Empty return Boolean is
begin
if One_Queue_Per_Obj_Dir then
for J in Q_First .. Q.Last loop
if not Q.Table (J).Processed
and then Available_Obj_Dir (Q.Table (J).Info)
then
return False;
end if;
end loop;
return True;
else
return Is_Empty;
end if;
end Is_Virtually_Empty;
----------------------
-- Set_Obj_Dir_Busy --
----------------------
procedure Set_Obj_Dir_Busy (Obj_Dir : Path_Name_Type) is
begin
if One_Queue_Per_Obj_Dir then
Busy_Obj_Dirs.Set (Obj_Dir, True);
end if;
end Set_Obj_Dir_Busy;
----------------------
-- Set_Obj_Dir_Free --
----------------------
procedure Set_Obj_Dir_Free (Obj_Dir : Path_Name_Type) is
begin
if One_Queue_Per_Obj_Dir then
Busy_Obj_Dirs.Set (Obj_Dir, False);
end if;
end Set_Obj_Dir_Free;
----------
-- Size --
----------
function Size return Natural is
begin
return Q.Last;
end Size;
-------------
-- Element --
-------------
function Element (Rank : Positive) return File_Name_Type is
begin
if Rank <= Q.Last then
case Q.Table (Rank).Info.Format is
when Format_Gprbuild =>
return Q.Table (Rank).Info.Id.File;
when Format_Gnatmake =>
return Q.Table (Rank).Info.File;
end case;
else
return No_File;
end if;
end Element;
------------------
-- Remove_Marks --
------------------
procedure Remove_Marks is
begin
Marks.Reset;
end Remove_Marks;
----------------------------
-- Insert_Project_Sources --
----------------------------
procedure Insert_Project_Sources
(Project : Project_Id;
Project_Tree : Project_Tree_Ref;
All_Projects : Boolean;
Unique_Compile : Boolean)
is
procedure Do_Insert (Project : Project_Id; Tree : Project_Tree_Ref);
procedure Do_Insert (Project : Project_Id; Tree : Project_Tree_Ref) is
Unit_Based : constant Boolean :=
Unique_Compile
or else not Builder_Data (Tree).Closure_Needed;
-- When Unit_Based is True, put in the queue all compilable
-- sources including the unit based (Ada) one. When Unit_Based is
-- False, put the Ada sources only when they are in a library
-- project.
Iter : Source_Iterator;
Source : Prj.Source_Id;
begin
-- Nothing to do when "-u" was specified and some files were
-- specified on the command line
if Unique_Compile
and then Mains.Number_Of_Mains (Tree) > 0
then
return;
end if;
Iter := For_Each_Source (Tree);
loop
Source := Prj.Element (Iter);
exit when Source = No_Source;
if Is_Compilable (Source)
and then
(All_Projects
or else Is_Extending (Project, Source.Project))
and then not Source.Locally_Removed
and then Source.Replaced_By = No_Source
and then
(not Source.Project.Externally_Built
or else
(Is_Extending (Project, Source.Project)
and then not Project.Externally_Built))
and then Source.Kind /= Sep
and then Source.Path /= No_Path_Information
then
if Source.Kind = Impl
or else (Source.Unit /= No_Unit_Index
and then Source.Kind = Spec
and then (Other_Part (Source) = No_Source
or else
Other_Part (Source).Locally_Removed))
then
if (Unit_Based
or else Source.Unit = No_Unit_Index
or else Source.Project.Library)
and then not Is_Subunit (Source)
then
Queue.Insert
(Source => (Format => Format_Gprbuild,
Tree => Tree,
Id => Source));
end if;
end if;
end if;
Next (Iter);
end loop;
end Do_Insert;
procedure Insert_All is new For_Project_And_Aggregated (Do_Insert);
begin
Insert_All (Project, Project_Tree);
end Insert_Project_Sources;
-------------------------------
-- Insert_Withed_Sources_For --
-------------------------------
procedure Insert_Withed_Sources_For
(The_ALI : ALI.ALI_Id;
Project_Tree : Project_Tree_Ref;
Excluding_Shared_SALs : Boolean := False)
is
Sfile : File_Name_Type;
Afile : File_Name_Type;
Src_Id : Prj.Source_Id;
begin
-- Insert in the queue the unmarked source files (i.e. those which
-- have never been inserted in the queue and hence never considered).
for J in ALI.ALIs.Table (The_ALI).First_Unit ..
ALI.ALIs.Table (The_ALI).Last_Unit
loop
for K in ALI.Units.Table (J).First_With ..
ALI.Units.Table (J).Last_With
loop
Sfile := ALI.Withs.Table (K).Sfile;
-- Skip generics
if Sfile /= No_File then
Afile := ALI.Withs.Table (K).Afile;
Src_Id := Source_Files_Htable.Get
(Project_Tree.Source_Files_HT, Sfile);
while Src_Id /= No_Source loop
Initialize_Source_Record (Src_Id);
if Is_Compilable (Src_Id)
and then Src_Id.Dep_Name = Afile
then
case Src_Id.Kind is
when Spec =>
declare
Bdy : constant Prj.Source_Id :=
Other_Part (Src_Id);
begin
if Bdy /= No_Source
and then not Bdy.Locally_Removed
then
Src_Id := Other_Part (Src_Id);
end if;
end;
when Impl =>
if Is_Subunit (Src_Id) then
Src_Id := No_Source;
end if;
when Sep =>
Src_Id := No_Source;
end case;
exit;
end if;
Src_Id := Src_Id.Next_With_File_Name;
end loop;
-- If Excluding_Shared_SALs is True, do not insert in the
-- queue the sources of a shared Stand-Alone Library.
if Src_Id /= No_Source and then
(not Excluding_Shared_SALs or else
not Src_Id.Project.Standalone_Library or else
Src_Id.Project.Library_Kind = Static)
then
Queue.Insert
(Source => (Format => Format_Gprbuild,
Tree => Project_Tree,
Id => Src_Id));
end if;
end if;
end loop;
end loop;
end Insert_Withed_Sources_For;
end Queue;
----------
-- Free --
----------
procedure Free (Data : in out Builder_Project_Tree_Data) is
procedure Unchecked_Free is new Ada.Unchecked_Deallocation
(Binding_Data_Record, Binding_Data);
TmpB, Binding : Binding_Data := Data.Binding;
begin
while Binding /= null loop
TmpB := Binding.Next;
Unchecked_Free (Binding);
Binding := TmpB;
end loop;
end Free;
------------------
-- Builder_Data --
------------------
function Builder_Data
(Tree : Project_Tree_Ref) return Builder_Data_Access
is
begin
if Tree.Appdata = null then
Tree.Appdata := new Builder_Project_Tree_Data;
end if;
return Builder_Data_Access (Tree.Appdata);
end Builder_Data;
--------------------------------
-- Compute_Compilation_Phases --
--------------------------------
procedure Compute_Compilation_Phases
(Tree : Project_Tree_Ref;
Root_Project : Project_Id;
Option_Unique_Compile : Boolean := False; -- Was "-u" specified ?
Option_Compile_Only : Boolean := False; -- Was "-c" specified ?
Option_Bind_Only : Boolean := False;
Option_Link_Only : Boolean := False)
is
procedure Do_Compute (Project : Project_Id; Tree : Project_Tree_Ref);
procedure Do_Compute (Project : Project_Id; Tree : Project_Tree_Ref) is
Data : constant Builder_Data_Access := Builder_Data (Tree);
All_Phases : constant Boolean :=
not Option_Compile_Only
and then not Option_Bind_Only
and then not Option_Link_Only;
-- Whether the command line asked for all three phases. Depending on
-- the project settings, we might still disable some of the phases.
Has_Mains : constant Boolean := Data.Number_Of_Mains > 0;
-- Whether there are some main units defined for this project tree
-- (either from one of the projects, or from the command line)
begin
if Option_Unique_Compile then
-- If -u or -U is specified on the command line, disregard any -c,
-- -b or -l switch: only perform compilation.
Data.Closure_Needed := False;
Data.Need_Compilation := True;
Data.Need_Binding := False;
Data.Need_Linking := False;
else
Data.Closure_Needed := Has_Mains;
Data.Need_Compilation := All_Phases or Option_Compile_Only;
Data.Need_Binding := All_Phases or Option_Bind_Only;
Data.Need_Linking := (All_Phases or Option_Link_Only)
and then Has_Mains;
end if;
if Current_Verbosity = High then
Debug_Output ("Compilation phases: "
& " compile=" & Data.Need_Compilation'Img
& " bind=" & Data.Need_Binding'Img
& " link=" & Data.Need_Linking'Img
& " closure=" & Data.Closure_Needed'Img
& " mains=" & Data.Number_Of_Mains'Img,
Project.Name);
end if;
end Do_Compute;
procedure Compute_All is new For_Project_And_Aggregated (Do_Compute);
begin
Compute_All (Root_Project, Tree);
end Compute_Compilation_Phases;
end Makeutl;
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