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------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- P R J -- -- -- -- B o d y -- -- -- -- Copyright (C) 2001-2009, 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 Debug; with Osint; use Osint; with Output; use Output; with Prj.Attr; with Prj.Err; use Prj.Err; with Snames; use Snames; with Uintp; use Uintp; with Ada.Characters.Handling; use Ada.Characters.Handling; with Ada.Unchecked_Deallocation; with GNAT.Directory_Operations; use GNAT.Directory_Operations; with System.Case_Util; use System.Case_Util; with System.HTable; package body Prj is Object_Suffix : constant String := Get_Target_Object_Suffix.all; -- File suffix for object files Initial_Buffer_Size : constant := 100; -- Initial size for extensible buffer used in Add_To_Buffer The_Empty_String : Name_Id := No_Name; subtype Known_Casing is Casing_Type range All_Upper_Case .. Mixed_Case; type Cst_String_Access is access constant String; All_Lower_Case_Image : aliased constant String := "lowercase"; All_Upper_Case_Image : aliased constant String := "UPPERCASE"; Mixed_Case_Image : aliased constant String := "MixedCase"; The_Casing_Images : constant array (Known_Casing) of Cst_String_Access := (All_Lower_Case => All_Lower_Case_Image'Access, All_Upper_Case => All_Upper_Case_Image'Access, Mixed_Case => Mixed_Case_Image'Access); Project_Empty : constant Project_Data := (Qualifier => Unspecified, Externally_Built => False, Config => Default_Project_Config, Name => No_Name, Display_Name => No_Name, Path => No_Path_Information, Virtual => False, Location => No_Location, Mains => Nil_String, Directory => No_Path_Information, Library => False, Library_Dir => No_Path_Information, Library_Src_Dir => No_Path_Information, Library_ALI_Dir => No_Path_Information, Library_Name => No_Name, Library_Kind => Static, Lib_Internal_Name => No_Name, Standalone_Library => False, Lib_Interface_ALIs => Nil_String, Lib_Auto_Init => False, Libgnarl_Needed => Unknown, Symbol_Data => No_Symbols, Interfaces_Defined => False, Source_Dirs => Nil_String, Source_Dir_Ranks => No_Number_List, Object_Directory => No_Path_Information, Library_TS => Empty_Time_Stamp, Exec_Directory => No_Path_Information, Extends => No_Project, Extended_By => No_Project, Languages => No_Language_Index, Decl => No_Declarations, Imported_Projects => null, Include_Path_File => No_Path, All_Imported_Projects => null, Ada_Include_Path => null, Ada_Objects_Path => null, Objects_Path => null, Objects_Path_File_With_Libs => No_Path, Objects_Path_File_Without_Libs => No_Path, Config_File_Name => No_Path, Config_File_Temp => False, Config_Checked => False, Need_To_Build_Lib => False, Has_Multi_Unit_Sources => False, Depth => 0, Unkept_Comments => False); procedure Free (Project : in out Project_Id); -- Free memory allocated for Project procedure Free_List (Languages : in out Language_Ptr); procedure Free_List (Source : in out Source_Id); procedure Free_List (Languages : in out Language_List); -- Free memory allocated for the list of languages or sources procedure Free_Units (Table : in out Units_Htable.Instance); -- Free memory allocated for unit information in the project procedure Language_Changed (Iter : in out Source_Iterator); procedure Project_Changed (Iter : in out Source_Iterator); -- Called when a new project or language was selected for this iterator function Contains_ALI_Files (Dir : Path_Name_Type) return Boolean; -- Return True if there is at least one ALI file in the directory Dir ------------------- -- Add_To_Buffer -- ------------------- procedure Add_To_Buffer (S : String; To : in out String_Access; Last : in out Natural) is begin if To = null then To := new String (1 .. Initial_Buffer_Size); Last := 0; end if; -- If Buffer is too small, double its size while Last + S'Length > To'Last loop declare New_Buffer : constant String_Access := new String (1 .. 2 * Last); begin New_Buffer (1 .. Last) := To (1 .. Last); Free (To); To := New_Buffer; end; end loop; To (Last + 1 .. Last + S'Length) := S; Last := Last + S'Length; end Add_To_Buffer; --------------------------- -- Delete_Temporary_File -- --------------------------- procedure Delete_Temporary_File (Tree : Project_Tree_Ref; Path : Path_Name_Type) is Dont_Care : Boolean; pragma Warnings (Off, Dont_Care); begin if not Debug.Debug_Flag_N then if Current_Verbosity = High then Write_Line ("Removing temp file: " & Get_Name_String (Path)); end if; Delete_File (Get_Name_String (Path), Dont_Care); for Index in 1 .. Temp_Files_Table.Last (Tree.Private_Part.Temp_Files) loop if Tree.Private_Part.Temp_Files.Table (Index) = Path then Tree.Private_Part.Temp_Files.Table (Index) := No_Path; end if; end loop; end if; end Delete_Temporary_File; --------------------------- -- Delete_All_Temp_Files -- --------------------------- procedure Delete_All_Temp_Files (Tree : Project_Tree_Ref) is Dont_Care : Boolean; pragma Warnings (Off, Dont_Care); Path : Path_Name_Type; begin if not Debug.Debug_Flag_N then for Index in 1 .. Temp_Files_Table.Last (Tree.Private_Part.Temp_Files) loop Path := Tree.Private_Part.Temp_Files.Table (Index); if Path /= No_Path then if Current_Verbosity = High then Write_Line ("Removing temp file: " & Get_Name_String (Path)); end if; Delete_File (Get_Name_String (Path), Dont_Care); end if; end loop; Temp_Files_Table.Free (Tree.Private_Part.Temp_Files); Temp_Files_Table.Init (Tree.Private_Part.Temp_Files); end if; -- If any of the environment variables ADA_PRJ_INCLUDE_FILE or -- ADA_PRJ_OBJECTS_FILE has been set, then reset their value to -- the empty string. On VMS, this has the effect of deassigning -- the logical names. if Tree.Private_Part.Current_Source_Path_File /= No_Path then Setenv (Project_Include_Path_File, ""); end if; if Tree.Private_Part.Current_Object_Path_File /= No_Path then Setenv (Project_Objects_Path_File, ""); end if; end Delete_All_Temp_Files; --------------------- -- Dependency_Name -- --------------------- function Dependency_Name (Source_File_Name : File_Name_Type; Dependency : Dependency_File_Kind) return File_Name_Type is begin case Dependency is when None => return No_File; when Makefile => return File_Name_Type (Extend_Name (Source_File_Name, Makefile_Dependency_Suffix)); when ALI_File => return File_Name_Type (Extend_Name (Source_File_Name, ALI_Dependency_Suffix)); end case; end Dependency_Name; ---------------- -- Empty_File -- ---------------- function Empty_File return File_Name_Type is begin return File_Name_Type (The_Empty_String); end Empty_File; ------------------- -- Empty_Project -- ------------------- function Empty_Project return Project_Data is begin Prj.Initialize (Tree => No_Project_Tree); return Project_Empty; end Empty_Project; ------------------ -- Empty_String -- ------------------ function Empty_String return Name_Id is begin return The_Empty_String; end Empty_String; ------------ -- Expect -- ------------ procedure Expect (The_Token : Token_Type; Token_Image : String) is begin if Token /= The_Token then -- ??? Should pass user flags here instead Error_Msg (Gnatmake_Flags, Token_Image & " expected", Token_Ptr); end if; end Expect; ----------------- -- Extend_Name -- ----------------- function Extend_Name (File : File_Name_Type; With_Suffix : String) return File_Name_Type is Last : Positive; begin Get_Name_String (File); Last := Name_Len + 1; while Name_Len /= 0 and then Name_Buffer (Name_Len) /= '.' loop Name_Len := Name_Len - 1; end loop; if Name_Len <= 1 then Name_Len := Last; end if; for J in With_Suffix'Range loop Name_Buffer (Name_Len) := With_Suffix (J); Name_Len := Name_Len + 1; end loop; Name_Len := Name_Len - 1; return Name_Find; end Extend_Name; --------------------- -- Project_Changed -- --------------------- procedure Project_Changed (Iter : in out Source_Iterator) is begin Iter.Language := Iter.Project.Project.Languages; Language_Changed (Iter); end Project_Changed; ---------------------- -- Language_Changed -- ---------------------- procedure Language_Changed (Iter : in out Source_Iterator) is begin Iter.Current := No_Source; if Iter.Language_Name /= No_Name then while Iter.Language /= null and then Iter.Language.Name /= Iter.Language_Name loop Iter.Language := Iter.Language.Next; end loop; end if; -- If there is no matching language in this project, move to next if Iter.Language = No_Language_Index then if Iter.All_Projects then Iter.Project := Iter.Project.Next; if Iter.Project /= null then Project_Changed (Iter); end if; else Iter.Project := null; end if; else Iter.Current := Iter.Language.First_Source; if Iter.Current = No_Source then Iter.Language := Iter.Language.Next; Language_Changed (Iter); end if; end if; end Language_Changed; --------------------- -- For_Each_Source -- --------------------- function For_Each_Source (In_Tree : Project_Tree_Ref; Project : Project_Id := No_Project; Language : Name_Id := No_Name) return Source_Iterator is Iter : Source_Iterator; begin Iter := Source_Iterator' (In_Tree => In_Tree, Project => In_Tree.Projects, All_Projects => Project = No_Project, Language_Name => Language, Language => No_Language_Index, Current => No_Source); if Project /= null then while Iter.Project /= null and then Iter.Project.Project /= Project loop Iter.Project := Iter.Project.Next; end loop; end if; Project_Changed (Iter); return Iter; end For_Each_Source; ------------- -- Element -- ------------- function Element (Iter : Source_Iterator) return Source_Id is begin return Iter.Current; end Element; ---------- -- Next -- ---------- procedure Next (Iter : in out Source_Iterator) is begin Iter.Current := Iter.Current.Next_In_Lang; if Iter.Current = No_Source then Iter.Language := Iter.Language.Next; Language_Changed (Iter); end if; end Next; -------------------------------- -- For_Every_Project_Imported -- -------------------------------- procedure For_Every_Project_Imported (By : Project_Id; With_State : in out State; Imported_First : Boolean := False) is use Project_Boolean_Htable; Seen : Project_Boolean_Htable.Instance := Project_Boolean_Htable.Nil; procedure Recursive_Check (Project : Project_Id); -- Check if a project has already been seen. If not seen, mark it as -- Seen, Call Action, and check all its imported projects. --------------------- -- Recursive_Check -- --------------------- procedure Recursive_Check (Project : Project_Id) is List : Project_List; begin if not Get (Seen, Project) then Set (Seen, Project, True); if not Imported_First then Action (Project, With_State); end if; -- Visited all extended projects if Project.Extends /= No_Project then Recursive_Check (Project.Extends); end if; -- Visited all imported projects List := Project.Imported_Projects; while List /= null loop Recursive_Check (List.Project); List := List.Next; end loop; if Imported_First then Action (Project, With_State); end if; end if; end Recursive_Check; -- Start of processing for For_Every_Project_Imported begin Recursive_Check (Project => By); Reset (Seen); end For_Every_Project_Imported; ----------------- -- Find_Source -- ----------------- function Find_Source (In_Tree : Project_Tree_Ref; Project : Project_Id; In_Imported_Only : Boolean := False; In_Extended_Only : Boolean := False; Base_Name : File_Name_Type) return Source_Id is Result : Source_Id := No_Source; procedure Look_For_Sources (Proj : Project_Id; Src : in out Source_Id); -- Look for Base_Name in the sources of Proj ---------------------- -- Look_For_Sources -- ---------------------- procedure Look_For_Sources (Proj : Project_Id; Src : in out Source_Id) is Iterator : Source_Iterator; begin Iterator := For_Each_Source (In_Tree => In_Tree, Project => Proj); while Element (Iterator) /= No_Source loop if Element (Iterator).File = Base_Name then Src := Element (Iterator); return; end if; Next (Iterator); end loop; end Look_For_Sources; procedure For_Imported_Projects is new For_Every_Project_Imported (State => Source_Id, Action => Look_For_Sources); Proj : Project_Id; -- Start of processing for Find_Source begin if In_Extended_Only then Proj := Project; while Proj /= No_Project loop Look_For_Sources (Proj, Result); exit when Result /= No_Source; Proj := Proj.Extends; end loop; elsif In_Imported_Only then Look_For_Sources (Project, Result); if Result = No_Source then For_Imported_Projects (By => Project, With_State => Result); end if; else Look_For_Sources (No_Project, Result); end if; return Result; end Find_Source; ---------- -- Hash -- ---------- function Hash is new System.HTable.Hash (Header_Num => Header_Num); -- Used in implementation of other functions Hash below function Hash (Name : File_Name_Type) return Header_Num is begin return Hash (Get_Name_String (Name)); end Hash; function Hash (Name : Name_Id) return Header_Num is begin return Hash (Get_Name_String (Name)); end Hash; function Hash (Name : Path_Name_Type) return Header_Num is begin return Hash (Get_Name_String (Name)); end Hash; function Hash (Project : Project_Id) return Header_Num is begin if Project = No_Project then return Header_Num'First; else return Hash (Get_Name_String (Project.Name)); end if; end Hash; ----------- -- Image -- ----------- function Image (The_Casing : Casing_Type) return String is begin return The_Casing_Images (The_Casing).all; end Image; ----------------------------- -- Is_Standard_GNAT_Naming -- ----------------------------- function Is_Standard_GNAT_Naming (Naming : Lang_Naming_Data) return Boolean is begin return Get_Name_String (Naming.Spec_Suffix) = ".ads" and then Get_Name_String (Naming.Body_Suffix) = ".adb" and then Get_Name_String (Naming.Dot_Replacement) = "-"; end Is_Standard_GNAT_Naming; ---------------- -- Initialize -- ---------------- procedure Initialize (Tree : Project_Tree_Ref) is begin if The_Empty_String = No_Name then Uintp.Initialize; Name_Len := 0; The_Empty_String := Name_Find; Prj.Attr.Initialize; Set_Name_Table_Byte (Name_Project, Token_Type'Pos (Tok_Project)); Set_Name_Table_Byte (Name_Extends, Token_Type'Pos (Tok_Extends)); Set_Name_Table_Byte (Name_External, Token_Type'Pos (Tok_External)); end if; if Tree /= No_Project_Tree then Reset (Tree); end if; end Initialize; ------------------ -- Is_Extending -- ------------------ function Is_Extending (Extending : Project_Id; Extended : Project_Id) return Boolean is Proj : Project_Id; begin Proj := Extending; while Proj /= No_Project loop if Proj = Extended then return True; end if; Proj := Proj.Extends; end loop; return False; end Is_Extending; ----------------- -- Object_Name -- ----------------- function Object_Name (Source_File_Name : File_Name_Type; Object_File_Suffix : Name_Id := No_Name) return File_Name_Type is begin if Object_File_Suffix = No_Name then return Extend_Name (Source_File_Name, Object_Suffix); else return Extend_Name (Source_File_Name, Get_Name_String (Object_File_Suffix)); end if; end Object_Name; function Object_Name (Source_File_Name : File_Name_Type; Source_Index : Int; Index_Separator : Character; Object_File_Suffix : Name_Id := No_Name) return File_Name_Type is Index_Img : constant String := Source_Index'Img; Last : Natural; begin Get_Name_String (Source_File_Name); Last := Name_Len; while Last > 1 and then Name_Buffer (Last) /= '.' loop Last := Last - 1; end loop; if Last > 1 then Name_Len := Last - 1; end if; Add_Char_To_Name_Buffer (Index_Separator); Add_Str_To_Name_Buffer (Index_Img (2 .. Index_Img'Last)); if Object_File_Suffix = No_Name then Add_Str_To_Name_Buffer (Object_Suffix); else Add_Str_To_Name_Buffer (Get_Name_String (Object_File_Suffix)); end if; return Name_Find; end Object_Name; ---------------------- -- Record_Temp_File -- ---------------------- procedure Record_Temp_File (Tree : Project_Tree_Ref; Path : Path_Name_Type) is begin Temp_Files_Table.Append (Tree.Private_Part.Temp_Files, Path); end Record_Temp_File; ---------- -- Free -- ---------- procedure Free (Project : in out Project_Id) is procedure Unchecked_Free is new Ada.Unchecked_Deallocation (Project_Data, Project_Id); begin if Project /= null then Free (Project.Ada_Include_Path); Free (Project.Objects_Path); Free (Project.Ada_Objects_Path); Free_List (Project.Imported_Projects, Free_Project => False); Free_List (Project.All_Imported_Projects, Free_Project => False); Free_List (Project.Languages); Unchecked_Free (Project); end if; end Free; --------------- -- Free_List -- --------------- procedure Free_List (Languages : in out Language_List) is procedure Unchecked_Free is new Ada.Unchecked_Deallocation (Language_List_Element, Language_List); Tmp : Language_List; begin while Languages /= null loop Tmp := Languages.Next; Unchecked_Free (Languages); Languages := Tmp; end loop; end Free_List; --------------- -- Free_List -- --------------- procedure Free_List (Source : in out Source_Id) is procedure Unchecked_Free is new Ada.Unchecked_Deallocation (Source_Data, Source_Id); Tmp : Source_Id; begin while Source /= No_Source loop Tmp := Source.Next_In_Lang; Free_List (Source.Alternate_Languages); if Source.Unit /= null and then Source.Kind in Spec_Or_Body then Source.Unit.File_Names (Source.Kind) := null; end if; Unchecked_Free (Source); Source := Tmp; end loop; end Free_List; --------------- -- Free_List -- --------------- procedure Free_List (List : in out Project_List; Free_Project : Boolean) is procedure Unchecked_Free is new Ada.Unchecked_Deallocation (Project_List_Element, Project_List); Tmp : Project_List; begin while List /= null loop Tmp := List.Next; if Free_Project then Free (List.Project); end if; Unchecked_Free (List); List := Tmp; end loop; end Free_List; --------------- -- Free_List -- --------------- procedure Free_List (Languages : in out Language_Ptr) is procedure Unchecked_Free is new Ada.Unchecked_Deallocation (Language_Data, Language_Ptr); Tmp : Language_Ptr; begin while Languages /= null loop Tmp := Languages.Next; Free_List (Languages.First_Source); Unchecked_Free (Languages); Languages := Tmp; end loop; end Free_List; ---------------- -- Free_Units -- ---------------- procedure Free_Units (Table : in out Units_Htable.Instance) is procedure Unchecked_Free is new Ada.Unchecked_Deallocation (Unit_Data, Unit_Index); Unit : Unit_Index; begin Unit := Units_Htable.Get_First (Table); while Unit /= No_Unit_Index loop if Unit.File_Names (Spec) /= null then Unit.File_Names (Spec).Unit := No_Unit_Index; end if; if Unit.File_Names (Impl) /= null then Unit.File_Names (Impl).Unit := No_Unit_Index; end if; Unchecked_Free (Unit); Unit := Units_Htable.Get_Next (Table); end loop; Units_Htable.Reset (Table); end Free_Units; ---------- -- Free -- ---------- procedure Free (Tree : in out Project_Tree_Ref) is procedure Unchecked_Free is new Ada.Unchecked_Deallocation (Project_Tree_Data, Project_Tree_Ref); begin if Tree /= null then Name_List_Table.Free (Tree.Name_Lists); Number_List_Table.Free (Tree.Number_Lists); String_Element_Table.Free (Tree.String_Elements); Variable_Element_Table.Free (Tree.Variable_Elements); Array_Element_Table.Free (Tree.Array_Elements); Array_Table.Free (Tree.Arrays); Package_Table.Free (Tree.Packages); Source_Paths_Htable.Reset (Tree.Source_Paths_HT); Free_List (Tree.Projects, Free_Project => True); Free_Units (Tree.Units_HT); -- Private part Temp_Files_Table.Free (Tree.Private_Part.Temp_Files); Unchecked_Free (Tree); end if; end Free; ----------- -- Reset -- ----------- procedure Reset (Tree : Project_Tree_Ref) is begin -- Visible tables Name_List_Table.Init (Tree.Name_Lists); Number_List_Table.Init (Tree.Number_Lists); String_Element_Table.Init (Tree.String_Elements); Variable_Element_Table.Init (Tree.Variable_Elements); Array_Element_Table.Init (Tree.Array_Elements); Array_Table.Init (Tree.Arrays); Package_Table.Init (Tree.Packages); Source_Paths_Htable.Reset (Tree.Source_Paths_HT); Free_List (Tree.Projects, Free_Project => True); Free_Units (Tree.Units_HT); -- Private part table Temp_Files_Table.Init (Tree.Private_Part.Temp_Files); Tree.Private_Part.Current_Source_Path_File := No_Path; Tree.Private_Part.Current_Object_Path_File := No_Path; end Reset; ------------------- -- Switches_Name -- ------------------- function Switches_Name (Source_File_Name : File_Name_Type) return File_Name_Type is begin return Extend_Name (Source_File_Name, Switches_Dependency_Suffix); end Switches_Name; ----------- -- Value -- ----------- function Value (Image : String) return Casing_Type is begin for Casing in The_Casing_Images'Range loop if To_Lower (Image) = To_Lower (The_Casing_Images (Casing).all) then return Casing; end if; end loop; raise Constraint_Error; end Value; --------------------- -- Has_Ada_Sources -- --------------------- function Has_Ada_Sources (Data : Project_Id) return Boolean is Lang : Language_Ptr; begin Lang := Data.Languages; while Lang /= No_Language_Index loop if Lang.Name = Name_Ada then return Lang.First_Source /= No_Source; end if; Lang := Lang.Next; end loop; return False; end Has_Ada_Sources; ------------------------ -- Contains_ALI_Files -- ------------------------ function Contains_ALI_Files (Dir : Path_Name_Type) return Boolean is Dir_Name : constant String := Get_Name_String (Dir); Direct : Dir_Type; Name : String (1 .. 1_000); Last : Natural; Result : Boolean := False; begin Open (Direct, Dir_Name); -- For each file in the directory, check if it is an ALI file loop Read (Direct, Name, Last); exit when Last = 0; Canonical_Case_File_Name (Name (1 .. Last)); Result := Last >= 5 and then Name (Last - 3 .. Last) = ".ali"; exit when Result; end loop; Close (Direct); return Result; exception -- If there is any problem, close the directory if open and return True. -- The library directory will be added to the path. when others => if Is_Open (Direct) then Close (Direct); end if; return True; end Contains_ALI_Files; -------------------------- -- Get_Object_Directory -- -------------------------- function Get_Object_Directory (Project : Project_Id; Including_Libraries : Boolean; Only_If_Ada : Boolean := False) return Path_Name_Type is begin if (Project.Library and then Including_Libraries) or else (Project.Object_Directory /= No_Path_Information and then (not Including_Libraries or else not Project.Library)) then -- For a library project, add the library ALI directory if there is -- no object directory or if the library ALI directory contains ALI -- files; otherwise add the object directory. if Project.Library then if Project.Object_Directory = No_Path_Information or else Contains_ALI_Files (Project.Library_ALI_Dir.Name) then return Project.Library_ALI_Dir.Name; else return Project.Object_Directory.Name; end if; -- For a non-library project, add object directory if it is not a -- virtual project, and if there are Ada sources in the project or -- one of the projects it extends. If there are no Ada sources, -- adding the object directory could disrupt the order of the -- object dirs in the path. elsif not Project.Virtual then declare Add_Object_Dir : Boolean; Prj : Project_Id; begin Add_Object_Dir := not Only_If_Ada; Prj := Project; while not Add_Object_Dir and then Prj /= No_Project loop if Has_Ada_Sources (Prj) then Add_Object_Dir := True; else Prj := Prj.Extends; end if; end loop; if Add_Object_Dir then return Project.Object_Directory.Name; end if; end; end if; end if; return No_Path; end Get_Object_Directory; ----------------------------------- -- Ultimate_Extending_Project_Of -- ----------------------------------- function Ultimate_Extending_Project_Of (Proj : Project_Id) return Project_Id is Prj : Project_Id; begin Prj := Proj; while Prj /= null and then Prj.Extended_By /= No_Project loop Prj := Prj.Extended_By; end loop; return Prj; end Ultimate_Extending_Project_Of; ----------------------------------- -- Compute_All_Imported_Projects -- ----------------------------------- procedure Compute_All_Imported_Projects (Tree : Project_Tree_Ref) is Project : Project_Id; procedure Recursive_Add (Prj : Project_Id; Dummy : in out Boolean); -- Recursively add the projects imported by project Project, but not -- those that are extended. ------------------- -- Recursive_Add -- ------------------- procedure Recursive_Add (Prj : Project_Id; Dummy : in out Boolean) is pragma Unreferenced (Dummy); List : Project_List; Prj2 : Project_Id; begin -- A project is not importing itself Prj2 := Ultimate_Extending_Project_Of (Prj); if Project /= Prj2 then -- Check that the project is not already in the list. We know the -- one passed to Recursive_Add have never been visited before, but -- the one passed it are the extended projects. List := Project.All_Imported_Projects; while List /= null loop if List.Project = Prj2 then return; end if; List := List.Next; end loop; -- Add it to the list Project.All_Imported_Projects := new Project_List_Element' (Project => Prj2, Next => Project.All_Imported_Projects); end if; end Recursive_Add; procedure For_All_Projects is new For_Every_Project_Imported (Boolean, Recursive_Add); Dummy : Boolean := False; List : Project_List; begin List := Tree.Projects; while List /= null loop Project := List.Project; Free_List (Project.All_Imported_Projects, Free_Project => False); For_All_Projects (Project, Dummy); List := List.Next; end loop; end Compute_All_Imported_Projects; ------------------- -- Is_Compilable -- ------------------- function Is_Compilable (Source : Source_Id) return Boolean is begin return Source.Language.Config.Compiler_Driver /= No_File and then Length_Of_Name (Source.Language.Config.Compiler_Driver) /= 0 and then not Source.Locally_Removed; end Is_Compilable; ------------------------------ -- Object_To_Global_Archive -- ------------------------------ function Object_To_Global_Archive (Source : Source_Id) return Boolean is begin return Source.Language.Config.Kind = File_Based and then Source.Kind = Impl and then Source.Language.Config.Objects_Linked and then Is_Compilable (Source) and then Source.Language.Config.Object_Generated; end Object_To_Global_Archive; ---------------------------- -- Get_Language_From_Name -- ---------------------------- function Get_Language_From_Name (Project : Project_Id; Name : String) return Language_Ptr is N : Name_Id; Result : Language_Ptr; begin Name_Len := Name'Length; Name_Buffer (1 .. Name_Len) := Name; To_Lower (Name_Buffer (1 .. Name_Len)); N := Name_Find; Result := Project.Languages; while Result /= No_Language_Index loop if Result.Name = N then return Result; end if; Result := Result.Next; end loop; return No_Language_Index; end Get_Language_From_Name; ---------------- -- Other_Part -- ---------------- function Other_Part (Source : Source_Id) return Source_Id is begin if Source.Unit /= No_Unit_Index then case Source.Kind is when Impl => return Source.Unit.File_Names (Spec); when Spec => return Source.Unit.File_Names (Impl); when Sep => return No_Source; end case; else return No_Source; end if; end Other_Part; ------------------ -- Create_Flags -- ------------------ function Create_Flags (Report_Error : Error_Handler; When_No_Sources : Error_Warning; Require_Sources_Other_Lang : Boolean := True; Allow_Duplicate_Basenames : Boolean := True; Compiler_Driver_Mandatory : Boolean := False; Error_On_Unknown_Language : Boolean := True; Require_Obj_Dirs : Error_Warning := Error) return Processing_Flags is begin return Processing_Flags' (Report_Error => Report_Error, When_No_Sources => When_No_Sources, Require_Sources_Other_Lang => Require_Sources_Other_Lang, Allow_Duplicate_Basenames => Allow_Duplicate_Basenames, Error_On_Unknown_Language => Error_On_Unknown_Language, Compiler_Driver_Mandatory => Compiler_Driver_Mandatory, Require_Obj_Dirs => Require_Obj_Dirs); end Create_Flags; ------------ -- Length -- ------------ function Length (Table : Name_List_Table.Instance; List : Name_List_Index) return Natural is Count : Natural := 0; Tmp : Name_List_Index; begin Tmp := List; while Tmp /= No_Name_List loop Count := Count + 1; Tmp := Table.Table (Tmp).Next; end loop; return Count; end Length; begin -- Make sure that the standard config and user project file extensions are -- compatible with canonical case file naming. Canonical_Case_File_Name (Config_Project_File_Extension); Canonical_Case_File_Name (Project_File_Extension); end Prj;
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