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------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- C L E A N -- -- -- -- B o d y -- -- -- -- Copyright (C) 2003-2011, 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 Csets; with Makeutl; use Makeutl; with MLib.Tgt; use MLib.Tgt; with Namet; use Namet; with Opt; use Opt; with Osint; use Osint; with Osint.M; use Osint.M; with Prj; use Prj; with Prj.Env; with Prj.Ext; with Prj.Pars; with Prj.Tree; use Prj.Tree; with Prj.Util; use Prj.Util; with Sdefault; with Snames; with Switch; use Switch; with Table; with Targparm; use Targparm; with Types; use Types; with Ada.Command_Line; use Ada.Command_Line; with GNAT.Directory_Operations; use GNAT.Directory_Operations; with GNAT.IO; use GNAT.IO; with GNAT.OS_Lib; use GNAT.OS_Lib; package body Clean is Initialized : Boolean := False; -- Set to True by the first call to Initialize. -- To avoid reinitialization of some packages. -- Suffixes of various files Assembly_Suffix : constant String := ".s"; ALI_Suffix : constant String := ".ali"; Tree_Suffix : constant String := ".adt"; Object_Suffix : constant String := Get_Target_Object_Suffix.all; Debug_Suffix : String := ".dg"; -- Changed to "_dg" for VMS in the body of the package Repinfo_Suffix : String := ".rep"; -- Changed to "_rep" for VMS in the body of the package B_Start : String_Ptr := new String'("b~"); -- Prefix of binder generated file, and number of actual characters used. -- Changed to "b__" for VMS in the body of the package. Project_Tree : constant Project_Tree_Ref := new Project_Tree_Data (Is_Root_Tree => True); -- The project tree Object_Directory_Path : String_Access := null; -- The path name of the object directory, set with switch -D Force_Deletions : Boolean := False; -- Set to True by switch -f. When True, attempts to delete non writable -- files will be done. Do_Nothing : Boolean := False; -- Set to True when switch -n is specified. When True, no file is deleted. -- gnatclean only lists the files that would have been deleted if the -- switch -n had not been specified. File_Deleted : Boolean := False; -- Set to True if at least one file has been deleted Copyright_Displayed : Boolean := False; Usage_Displayed : Boolean := False; Project_File_Name : String_Access := null; Project_Node_Tree : Project_Node_Tree_Ref; Root_Environment : Prj.Tree.Environment; Main_Project : Prj.Project_Id := Prj.No_Project; All_Projects : Boolean := False; -- Packages of project files where unknown attributes are errors Naming_String : aliased String := "naming"; Builder_String : aliased String := "builder"; Compiler_String : aliased String := "compiler"; Binder_String : aliased String := "binder"; Linker_String : aliased String := "linker"; Gnatmake_Packages : aliased String_List := (Naming_String 'Access, Builder_String 'Access, Compiler_String 'Access, Binder_String 'Access, Linker_String 'Access); Packages_To_Check_By_Gnatmake : constant String_List_Access := Gnatmake_Packages'Access; package Processed_Projects is new Table.Table (Table_Component_Type => Project_Id, Table_Index_Type => Natural, Table_Low_Bound => 0, Table_Initial => 10, Table_Increment => 100, Table_Name => "Clean.Processed_Projects"); -- Table to keep track of what project files have been processed, when -- switch -r is specified. package Sources is new Table.Table (Table_Component_Type => File_Name_Type, Table_Index_Type => Natural, Table_Low_Bound => 0, Table_Initial => 10, Table_Increment => 100, Table_Name => "Clean.Processed_Projects"); -- Table to store all the source files of a library unit: spec, body and -- subunits, to detect .dg files and delete them. ----------------------------- -- Other local subprograms -- ----------------------------- procedure Add_Source_Dir (N : String); -- Call Add_Src_Search_Dir and output one line when in verbose mode procedure Add_Source_Directories is new Prj.Env.For_All_Source_Dirs (Action => Add_Source_Dir); procedure Add_Object_Dir (N : String); -- Call Add_Lib_Search_Dir and output one line when in verbose mode procedure Add_Object_Directories is new Prj.Env.For_All_Object_Dirs (Action => Add_Object_Dir); function ALI_File_Name (Source : File_Name_Type) return String; -- Returns the name of the ALI file corresponding to Source function Assembly_File_Name (Source : File_Name_Type) return String; -- Returns the assembly file name corresponding to Source procedure Clean_Archive (Project : Project_Id; Global : Boolean); -- Delete a global archive or library project archive and the dependency -- file, if they exist. procedure Clean_Executables; -- Do the cleaning work when no project file is specified procedure Clean_Interface_Copy_Directory (Project : Project_Id); -- Delete files in an interface copy directory: any file that is a copy of -- a source of the project. procedure Clean_Library_Directory (Project : Project_Id); -- Delete the library file in a library directory and any ALI file of a -- source of the project in a library ALI directory. procedure Clean_Project (Project : Project_Id); -- Do the cleaning work when a project file is specified. This procedure -- calls itself recursively when there are several project files in the -- tree rooted at the main project file and switch -r has been specified. function Debug_File_Name (Source : File_Name_Type) return String; -- Name of the expanded source file corresponding to Source procedure Delete (In_Directory : String; File : String); -- Delete one file, or list the file name if switch -n is specified procedure Delete_Binder_Generated_Files (Dir : String; Source : File_Name_Type); -- Delete the binder generated file in directory Dir for Source, if they -- exist: for Unix these are b~<source>.ads, b~<source>.adb, -- b~<source>.ali and b~<source>.o. procedure Display_Copyright; -- Display the Copyright notice. If called several times, display the -- Copyright notice only the first time. procedure Initialize; -- Call the necessary package initializations function Object_File_Name (Source : File_Name_Type) return String; -- Returns the object file name corresponding to Source procedure Parse_Cmd_Line; -- Parse the command line function Repinfo_File_Name (Source : File_Name_Type) return String; -- Returns the repinfo file name corresponding to Source function Tree_File_Name (Source : File_Name_Type) return String; -- Returns the tree file name corresponding to Source function In_Extension_Chain (Of_Project : Project_Id; Prj : Project_Id) return Boolean; -- Returns True iff Prj is an extension of Of_Project or if Of_Project is -- an extension of Prj. procedure Usage; -- Display the usage. If called several times, the usage is displayed only -- the first time. -------------------- -- Add_Object_Dir -- -------------------- procedure Add_Object_Dir (N : String) is begin Add_Lib_Search_Dir (N); if Opt.Verbose_Mode then Put ("Adding object directory """); Put (N); Put ("""."); New_Line; end if; end Add_Object_Dir; -------------------- -- Add_Source_Dir -- -------------------- procedure Add_Source_Dir (N : String) is begin Add_Src_Search_Dir (N); if Opt.Verbose_Mode then Put ("Adding source directory """); Put (N); Put ("""."); New_Line; end if; end Add_Source_Dir; ------------------- -- ALI_File_Name -- ------------------- function ALI_File_Name (Source : File_Name_Type) return String is Src : constant String := Get_Name_String (Source); begin -- If the source name has an extension, then replace it with -- the ALI suffix. for Index in reverse Src'First + 1 .. Src'Last loop if Src (Index) = '.' then return Src (Src'First .. Index - 1) & ALI_Suffix; end if; end loop; -- If there is no dot, or if it is the first character, just add the -- ALI suffix. return Src & ALI_Suffix; end ALI_File_Name; ------------------------ -- Assembly_File_Name -- ------------------------ function Assembly_File_Name (Source : File_Name_Type) return String is Src : constant String := Get_Name_String (Source); begin -- If the source name has an extension, then replace it with -- the assembly suffix. for Index in reverse Src'First + 1 .. Src'Last loop if Src (Index) = '.' then return Src (Src'First .. Index - 1) & Assembly_Suffix; end if; end loop; -- If there is no dot, or if it is the first character, just add the -- assembly suffix. return Src & Assembly_Suffix; end Assembly_File_Name; ------------------- -- Clean_Archive -- ------------------- procedure Clean_Archive (Project : Project_Id; Global : Boolean) is Current_Dir : constant Dir_Name_Str := Get_Current_Dir; Lib_Prefix : String_Access; Archive_Name : String_Access; -- The name of the archive file for this project Archive_Dep_Name : String_Access; -- The name of the archive dependency file for this project Obj_Dir : constant String := Get_Name_String (Project.Object_Directory.Display_Name); begin Change_Dir (Obj_Dir); -- First, get the lib prefix, the archive file name and the archive -- dependency file name. if Global then Lib_Prefix := new String'("lib" & Get_Name_String (Project.Display_Name)); else Lib_Prefix := new String'("lib" & Get_Name_String (Project.Library_Name)); end if; Archive_Name := new String'(Lib_Prefix.all & '.' & Archive_Ext); Archive_Dep_Name := new String'(Lib_Prefix.all & ".deps"); -- Delete the archive file and the archive dependency file, if they -- exist. if Is_Regular_File (Archive_Name.all) then Delete (Obj_Dir, Archive_Name.all); end if; if Is_Regular_File (Archive_Dep_Name.all) then Delete (Obj_Dir, Archive_Dep_Name.all); end if; Change_Dir (Current_Dir); end Clean_Archive; ----------------------- -- Clean_Executables -- ----------------------- procedure Clean_Executables is Main_Source_File : File_Name_Type; -- Current main source Main_Lib_File : File_Name_Type; -- ALI file of the current main Lib_File : File_Name_Type; -- Current ALI file Full_Lib_File : File_Name_Type; -- Full name of the current ALI file Text : Text_Buffer_Ptr; The_ALI : ALI_Id; Found : Boolean; Source : Queue.Source_Info; begin Queue.Initialize (Queue_Per_Obj_Dir => False); -- It does not really matter if there is or not an object file -- corresponding to an ALI file: if there is one, it will be deleted. Opt.Check_Object_Consistency := False; -- Proceed each executable one by one. Each source is marked as it is -- processed, so common sources between executables will not be -- processed several times. for N_File in 1 .. Osint.Number_Of_Files loop Main_Source_File := Next_Main_Source; Main_Lib_File := Osint.Lib_File_Name (Main_Source_File, Current_File_Index); if Main_Lib_File /= No_File then Queue.Insert ((Format => Format_Gnatmake, File => Main_Lib_File, Unit => No_Unit_Name, Index => 0, Project => No_Project)); end if; while not Queue.Is_Empty loop Sources.Set_Last (0); Queue.Extract (Found, Source); pragma Assert (Found); pragma Assert (Source.File /= No_File); Lib_File := Source.File; Full_Lib_File := Osint.Full_Lib_File_Name (Lib_File); -- If we have existing ALI file that is not read-only, process it if Full_Lib_File /= No_File and then not Is_Readonly_Library (Full_Lib_File) then Text := Read_Library_Info (Lib_File); if Text /= null then The_ALI := Scan_ALI (Lib_File, Text, Ignore_ED => False, Err => True); Free (Text); -- If no error was produced while loading this ALI file, -- insert into the queue all the unmarked withed sources. if The_ALI /= No_ALI_Id then for J in ALIs.Table (The_ALI).First_Unit .. ALIs.Table (The_ALI).Last_Unit loop Sources.Increment_Last; Sources.Table (Sources.Last) := ALI.Units.Table (J).Sfile; for K in ALI.Units.Table (J).First_With .. ALI.Units.Table (J).Last_With loop if Withs.Table (K).Afile /= No_File then Queue.Insert ((Format => Format_Gnatmake, File => Withs.Table (K).Afile, Unit => No_Unit_Name, Index => 0, Project => No_Project)); end if; end loop; end loop; -- Look for subunits and put them in the Sources table for J in ALIs.Table (The_ALI).First_Sdep .. ALIs.Table (The_ALI).Last_Sdep loop if Sdep.Table (J).Subunit_Name /= No_Name then Sources.Increment_Last; Sources.Table (Sources.Last) := Sdep.Table (J).Sfile; end if; end loop; end if; end if; -- Now delete all existing files corresponding to this ALI file declare Obj_Dir : constant String := Dir_Name (Get_Name_String (Full_Lib_File)); Obj : constant String := Object_File_Name (Lib_File); Adt : constant String := Tree_File_Name (Lib_File); Asm : constant String := Assembly_File_Name (Lib_File); begin Delete (Obj_Dir, Get_Name_String (Lib_File)); if Is_Regular_File (Obj_Dir & Dir_Separator & Obj) then Delete (Obj_Dir, Obj); end if; if Is_Regular_File (Obj_Dir & Dir_Separator & Adt) then Delete (Obj_Dir, Adt); end if; if Is_Regular_File (Obj_Dir & Dir_Separator & Asm) then Delete (Obj_Dir, Asm); end if; -- Delete expanded source files (.dg) and/or repinfo files -- (.rep) if any for J in 1 .. Sources.Last loop declare Deb : constant String := Debug_File_Name (Sources.Table (J)); Rep : constant String := Repinfo_File_Name (Sources.Table (J)); begin if Is_Regular_File (Obj_Dir & Dir_Separator & Deb) then Delete (Obj_Dir, Deb); end if; if Is_Regular_File (Obj_Dir & Dir_Separator & Rep) then Delete (Obj_Dir, Rep); end if; end; end loop; end; end if; end loop; -- Delete the executable, if it exists, and the binder generated -- files, if any. if not Compile_Only then declare Source : constant File_Name_Type := Strip_Suffix (Main_Lib_File); Executable : constant String := Get_Name_String (Executable_Name (Source)); begin if Is_Regular_File (Executable) then Delete ("", Executable); end if; Delete_Binder_Generated_Files (Get_Current_Dir, Source); end; end if; end loop; end Clean_Executables; ------------------------------------ -- Clean_Interface_Copy_Directory -- ------------------------------------ procedure Clean_Interface_Copy_Directory (Project : Project_Id) is Current : constant String := Get_Current_Dir; Direc : Dir_Type; Name : String (1 .. 200); Last : Natural; Delete_File : Boolean; Unit : Unit_Index; begin if Project.Library and then Project.Library_Src_Dir /= No_Path_Information then declare Directory : constant String := Get_Name_String (Project.Library_Src_Dir.Display_Name); begin Change_Dir (Directory); Open (Direc, "."); -- For each regular file in the directory, if switch -n has not -- been specified, make it writable and delete the file if it is -- a copy of a source of the project. loop Read (Direc, Name, Last); exit when Last = 0; declare Filename : constant String := Name (1 .. Last); begin if Is_Regular_File (Filename) then Canonical_Case_File_Name (Name (1 .. Last)); Delete_File := False; Unit := Units_Htable.Get_First (Project_Tree.Units_HT); -- Compare with source file names of the project while Unit /= No_Unit_Index loop if Unit.File_Names (Impl) /= null and then Ultimate_Extending_Project_Of (Unit.File_Names (Impl).Project) = Project and then Get_Name_String (Unit.File_Names (Impl).File) = Name (1 .. Last) then Delete_File := True; exit; end if; if Unit.File_Names (Spec) /= null and then Ultimate_Extending_Project_Of (Unit.File_Names (Spec).Project) = Project and then Get_Name_String (Unit.File_Names (Spec).File) = Name (1 .. Last) then Delete_File := True; exit; end if; Unit := Units_Htable.Get_Next (Project_Tree.Units_HT); end loop; if Delete_File then if not Do_Nothing then Set_Writable (Filename); end if; Delete (Directory, Filename); end if; end if; end; end loop; Close (Direc); -- Restore the initial working directory Change_Dir (Current); end; end if; end Clean_Interface_Copy_Directory; ----------------------------- -- Clean_Library_Directory -- ----------------------------- Empty_String : aliased String := ""; procedure Clean_Library_Directory (Project : Project_Id) is Current : constant String := Get_Current_Dir; Lib_Filename : constant String := Get_Name_String (Project.Library_Name); DLL_Name : String := DLL_Prefix & Lib_Filename & "." & DLL_Ext; Archive_Name : String := "lib" & Lib_Filename & "." & Archive_Ext; Direc : Dir_Type; Name : String (1 .. 200); Last : Natural; Delete_File : Boolean; Minor : String_Access := Empty_String'Access; Major : String_Access := Empty_String'Access; begin if Project.Library then if Project.Library_Kind /= Static and then MLib.Tgt.Library_Major_Minor_Id_Supported and then Project.Lib_Internal_Name /= No_Name then Minor := new String'(Get_Name_String (Project.Lib_Internal_Name)); Major := new String'(MLib.Major_Id_Name (DLL_Name, Minor.all)); end if; declare Lib_Directory : constant String := Get_Name_String (Project.Library_Dir.Display_Name); Lib_ALI_Directory : constant String := Get_Name_String (Project.Library_ALI_Dir.Display_Name); begin Canonical_Case_File_Name (Archive_Name); Canonical_Case_File_Name (DLL_Name); Change_Dir (Lib_Directory); Open (Direc, "."); -- For each regular file in the directory, if switch -n has not -- been specified, make it writable and delete the file if it is -- the library file. loop Read (Direc, Name, Last); exit when Last = 0; declare Filename : constant String := Name (1 .. Last); begin if Is_Regular_File (Filename) or else Is_Symbolic_Link (Filename) then Canonical_Case_File_Name (Name (1 .. Last)); Delete_File := False; if (Project.Library_Kind = Static and then Name (1 .. Last) = Archive_Name) or else ((Project.Library_Kind = Dynamic or else Project.Library_Kind = Relocatable) and then (Name (1 .. Last) = DLL_Name or else Name (1 .. Last) = Minor.all or else Name (1 .. Last) = Major.all)) then if not Do_Nothing then Set_Writable (Filename); end if; Delete (Lib_Directory, Filename); end if; end if; end; end loop; Close (Direc); Change_Dir (Lib_ALI_Directory); Open (Direc, "."); -- For each regular file in the directory, if switch -n has not -- been specified, make it writable and delete the file if it is -- any ALI file of a source of the project. loop Read (Direc, Name, Last); exit when Last = 0; declare Filename : constant String := Name (1 .. Last); begin if Is_Regular_File (Filename) then Canonical_Case_File_Name (Name (1 .. Last)); Delete_File := False; if Last > 4 and then Name (Last - 3 .. Last) = ".ali" then declare Unit : Unit_Index; begin -- Compare with ALI file names of the project Unit := Units_Htable.Get_First (Project_Tree.Units_HT); while Unit /= No_Unit_Index loop if Unit.File_Names (Impl) /= null and then Unit.File_Names (Impl).Project /= No_Project then if Ultimate_Extending_Project_Of (Unit.File_Names (Impl).Project) = Project then Get_Name_String (Unit.File_Names (Impl).File); Name_Len := Name_Len - File_Extension (Name (1 .. Name_Len))'Length; if Name_Buffer (1 .. Name_Len) = Name (1 .. Last - 4) then Delete_File := True; exit; end if; end if; elsif Unit.File_Names (Spec) /= null and then Ultimate_Extending_Project_Of (Unit.File_Names (Spec).Project) = Project then Get_Name_String (Unit.File_Names (Spec).File); Name_Len := Name_Len - File_Extension (Name (1 .. Name_Len))'Length; if Name_Buffer (1 .. Name_Len) = Name (1 .. Last - 4) then Delete_File := True; exit; end if; end if; Unit := Units_Htable.Get_Next (Project_Tree.Units_HT); end loop; end; end if; if Delete_File then if not Do_Nothing then Set_Writable (Filename); end if; Delete (Lib_ALI_Directory, Filename); end if; end if; end; end loop; Close (Direc); -- Restore the initial working directory Change_Dir (Current); end; end if; end Clean_Library_Directory; ------------------- -- Clean_Project -- ------------------- procedure Clean_Project (Project : Project_Id) is Main_Source_File : File_Name_Type; -- Name of executable on the command line without directory info Executable : File_Name_Type; -- Name of the executable file Current_Dir : constant Dir_Name_Str := Get_Current_Dir; Unit : Unit_Index; File_Name1 : File_Name_Type; Index1 : Int; File_Name2 : File_Name_Type; Index2 : Int; Lib_File : File_Name_Type; Global_Archive : Boolean := False; begin -- Check that we don't specify executable on the command line for -- a main library project. if Project = Main_Project and then Osint.Number_Of_Files /= 0 and then Project.Library then Osint.Fail ("Cannot specify executable(s) for a Library Project File"); end if; -- Nothing to clean in an externally built project if Project.Externally_Built then if Verbose_Mode then Put ("Nothing to do to clean externally built project """); Put (Get_Name_String (Project.Name)); Put_Line (""""); end if; else if Verbose_Mode then Put ("Cleaning project """); Put (Get_Name_String (Project.Name)); Put_Line (""""); end if; -- Add project to the list of processed projects Processed_Projects.Increment_Last; Processed_Projects.Table (Processed_Projects.Last) := Project; if Project.Object_Directory /= No_Path_Information then declare Obj_Dir : constant String := Get_Name_String (Project.Object_Directory.Display_Name); begin Change_Dir (Obj_Dir); -- First, deal with Ada -- Look through the units to find those that are either -- immediate sources or inherited sources of the project. -- Extending projects may have no language specified, if -- Source_Dirs or Source_Files is specified as an empty list, -- so always look for Ada units in extending projects. if Has_Ada_Sources (Project) or else Project.Extends /= No_Project then Unit := Units_Htable.Get_First (Project_Tree.Units_HT); while Unit /= No_Unit_Index loop File_Name1 := No_File; File_Name2 := No_File; -- If either the spec or the body is a source of the -- project, check for the corresponding ALI file in the -- object directory. if (Unit.File_Names (Impl) /= null and then In_Extension_Chain (Unit.File_Names (Impl).Project, Project)) or else (Unit.File_Names (Spec) /= null and then In_Extension_Chain (Unit.File_Names (Spec).Project, Project)) then if Unit.File_Names (Impl) /= null then File_Name1 := Unit.File_Names (Impl).File; Index1 := Unit.File_Names (Impl).Index; else File_Name1 := No_File; Index1 := 0; end if; if Unit.File_Names (Spec) /= null then File_Name2 := Unit.File_Names (Spec).File; Index2 := Unit.File_Names (Spec).Index; else File_Name2 := No_File; Index2 := 0; end if; -- If there is no body file name, then there may be -- only a spec. if File_Name1 = No_File then File_Name1 := File_Name2; Index1 := Index2; File_Name2 := No_File; Index2 := 0; end if; end if; -- If there is either a spec or a body, look for files -- in the object directory. if File_Name1 /= No_File then Lib_File := Osint.Lib_File_Name (File_Name1, Index1); declare Asm : constant String := Assembly_File_Name (Lib_File); ALI : constant String := ALI_File_Name (Lib_File); Obj : constant String := Object_File_Name (Lib_File); Adt : constant String := Tree_File_Name (Lib_File); Deb : constant String := Debug_File_Name (File_Name1); Rep : constant String := Repinfo_File_Name (File_Name1); Del : Boolean := True; begin -- If the ALI file exists and is read-only, no file -- is deleted. if Is_Regular_File (ALI) then if Is_Writable_File (ALI) then Delete (Obj_Dir, ALI); else Del := False; if Verbose_Mode then Put ('"'); Put (Obj_Dir); if Obj_Dir (Obj_Dir'Last) /= Dir_Separator then Put (Dir_Separator); end if; Put (ALI); Put_Line (""" is read-only"); end if; end if; end if; if Del then -- Object file if Is_Regular_File (Obj) then Delete (Obj_Dir, Obj); end if; -- Assembly file if Is_Regular_File (Asm) then Delete (Obj_Dir, Asm); end if; -- Tree file if Is_Regular_File (Adt) then Delete (Obj_Dir, Adt); end if; -- First expanded source file if Is_Regular_File (Deb) then Delete (Obj_Dir, Deb); end if; -- Repinfo file if Is_Regular_File (Rep) then Delete (Obj_Dir, Rep); end if; -- Second expanded source file if File_Name2 /= No_File then declare Deb : constant String := Debug_File_Name (File_Name2); Rep : constant String := Repinfo_File_Name (File_Name2); begin if Is_Regular_File (Deb) then Delete (Obj_Dir, Deb); end if; if Is_Regular_File (Rep) then Delete (Obj_Dir, Rep); end if; end; end if; end if; end; end if; Unit := Units_Htable.Get_Next (Project_Tree.Units_HT); end loop; end if; -- Check if a global archive and it dependency file could have -- been created and, if they exist, delete them. if Project = Main_Project and then not Project.Library then Global_Archive := False; declare Proj : Project_List; begin Proj := Project_Tree.Projects; while Proj /= null loop -- For gnatmake, when the project specifies more than -- just Ada as a language (even if course we could not -- find any source file for the other languages), we -- will take all the object files found in the object -- directories. Since we know the project supports at -- least Ada, we just have to test whether it has at -- least two languages, and we do not care about the -- sources. if Proj.Project.Languages /= null and then Proj.Project.Languages.Next /= null then Global_Archive := True; exit; end if; Proj := Proj.Next; end loop; end; if Global_Archive then Clean_Archive (Project, Global => True); end if; end if; end; end if; -- If this is a library project, clean the library directory, the -- interface copy dir and, for a Stand-Alone Library, the binder -- generated files of the library. -- The directories are cleaned only if switch -c is not specified if Project.Library then if not Compile_Only then Clean_Library_Directory (Project); if Project.Library_Src_Dir /= No_Path_Information then Clean_Interface_Copy_Directory (Project); end if; end if; if Project.Standalone_Library /= No and then Project.Object_Directory /= No_Path_Information then Delete_Binder_Generated_Files (Get_Name_String (Project.Object_Directory.Display_Name), File_Name_Type (Project.Library_Name)); end if; end if; if Verbose_Mode then New_Line; end if; end if; -- If switch -r is specified, call Clean_Project recursively for the -- imported projects and the project being extended. if All_Projects then declare Imported : Project_List; Process : Boolean; begin -- For each imported project, call Clean_Project if the project -- has not been processed already. Imported := Project.Imported_Projects; while Imported /= null loop Process := True; for J in Processed_Projects.First .. Processed_Projects.Last loop if Imported.Project = Processed_Projects.Table (J) then Process := False; exit; end if; end loop; if Process then Clean_Project (Imported.Project); end if; Imported := Imported.Next; end loop; -- If this project extends another project, call Clean_Project for -- the project being extended. It is guaranteed that it has not -- called before, because no other project may import or extend -- this project. if Project.Extends /= No_Project then Clean_Project (Project.Extends); end if; end; end if; -- For the main project, delete the executables and the binder -- generated files. -- The executables are deleted only if switch -c is not specified if Project = Main_Project and then Project.Exec_Directory /= No_Path_Information then declare Exec_Dir : constant String := Get_Name_String (Project.Exec_Directory.Display_Name); begin Change_Dir (Exec_Dir); for N_File in 1 .. Osint.Number_Of_Files loop Main_Source_File := Next_Main_Source; if not Compile_Only then Executable := Executable_Of (Main_Project, Project_Tree.Shared, Main_Source_File, Current_File_Index); declare Exec_File_Name : constant String := Get_Name_String (Executable); begin if Is_Absolute_Path (Name => Exec_File_Name) then if Is_Regular_File (Exec_File_Name) then Delete ("", Exec_File_Name); end if; else if Is_Regular_File (Exec_File_Name) then Delete (Exec_Dir, Exec_File_Name); end if; end if; end; end if; if Project.Object_Directory /= No_Path_Information then Delete_Binder_Generated_Files (Get_Name_String (Project.Object_Directory.Display_Name), Strip_Suffix (Main_Source_File)); end if; end loop; end; end if; -- Change back to previous directory Change_Dir (Current_Dir); end Clean_Project; --------------------- -- Debug_File_Name -- --------------------- function Debug_File_Name (Source : File_Name_Type) return String is begin return Get_Name_String (Source) & Debug_Suffix; end Debug_File_Name; ------------ -- Delete -- ------------ procedure Delete (In_Directory : String; File : String) is Full_Name : String (1 .. In_Directory'Length + File'Length + 1); Last : Natural := 0; Success : Boolean; begin -- Indicate that at least one file is deleted or is to be deleted File_Deleted := True; -- Build the path name of the file to delete Last := In_Directory'Length; Full_Name (1 .. Last) := In_Directory; if Last > 0 and then Full_Name (Last) /= Directory_Separator then Last := Last + 1; Full_Name (Last) := Directory_Separator; end if; Full_Name (Last + 1 .. Last + File'Length) := File; Last := Last + File'Length; -- If switch -n was used, simply output the path name if Do_Nothing then Put_Line (Full_Name (1 .. Last)); -- Otherwise, delete the file if it is writable else if Force_Deletions or else Is_Writable_File (Full_Name (1 .. Last)) or else Is_Symbolic_Link (Full_Name (1 .. Last)) then Delete_File (Full_Name (1 .. Last), Success); else Success := False; end if; if Verbose_Mode or else not Quiet_Output then if not Success then Put ("Warning: """); Put (Full_Name (1 .. Last)); Put_Line (""" could not be deleted"); else Put (""""); Put (Full_Name (1 .. Last)); Put_Line (""" has been deleted"); end if; end if; end if; end Delete; ----------------------------------- -- Delete_Binder_Generated_Files -- ----------------------------------- procedure Delete_Binder_Generated_Files (Dir : String; Source : File_Name_Type) is Source_Name : constant String := Get_Name_String (Source); Current : constant String := Get_Current_Dir; Last : constant Positive := B_Start'Length + Source_Name'Length; File_Name : String (1 .. Last + 4); begin Change_Dir (Dir); -- Build the file name (before the extension) File_Name (1 .. B_Start'Length) := B_Start.all; File_Name (B_Start'Length + 1 .. Last) := Source_Name; -- Spec File_Name (Last + 1 .. Last + 4) := ".ads"; if Is_Regular_File (File_Name (1 .. Last + 4)) then Delete (Dir, File_Name (1 .. Last + 4)); end if; -- Body File_Name (Last + 1 .. Last + 4) := ".adb"; if Is_Regular_File (File_Name (1 .. Last + 4)) then Delete (Dir, File_Name (1 .. Last + 4)); end if; -- ALI file File_Name (Last + 1 .. Last + 4) := ".ali"; if Is_Regular_File (File_Name (1 .. Last + 4)) then Delete (Dir, File_Name (1 .. Last + 4)); end if; -- Object file File_Name (Last + 1 .. Last + Object_Suffix'Length) := Object_Suffix; if Is_Regular_File (File_Name (1 .. Last + Object_Suffix'Length)) then Delete (Dir, File_Name (1 .. Last + Object_Suffix'Length)); end if; -- Change back to previous directory Change_Dir (Current); end Delete_Binder_Generated_Files; ----------------------- -- Display_Copyright -- ----------------------- procedure Display_Copyright is begin if not Copyright_Displayed then Copyright_Displayed := True; Display_Version ("GNATCLEAN", "2003"); end if; end Display_Copyright; --------------- -- Gnatclean -- --------------- procedure Gnatclean is begin -- Do the necessary initializations Clean.Initialize; -- Parse the command line, getting the switches and the executable names Parse_Cmd_Line; if Verbose_Mode then Display_Copyright; end if; if Project_File_Name /= null then -- A project file was specified by a -P switch if Opt.Verbose_Mode then New_Line; Put ("Parsing Project File """); Put (Project_File_Name.all); Put_Line ("""."); New_Line; end if; -- Set the project parsing verbosity to whatever was specified -- by a possible -vP switch. Prj.Pars.Set_Verbosity (To => Current_Verbosity); -- Parse the project file. If there is an error, Main_Project -- will still be No_Project. Prj.Pars.Parse (Project => Main_Project, In_Tree => Project_Tree, In_Node_Tree => Project_Node_Tree, Project_File_Name => Project_File_Name.all, Env => Root_Environment, Packages_To_Check => Packages_To_Check_By_Gnatmake); if Main_Project = No_Project then Fail ("""" & Project_File_Name.all & """ processing failed"); end if; if Opt.Verbose_Mode then New_Line; Put ("Parsing of Project File """); Put (Project_File_Name.all); Put (""" is finished."); New_Line; end if; -- Add source directories and object directories to the search paths Add_Source_Directories (Main_Project, Project_Tree); Add_Object_Directories (Main_Project, Project_Tree); end if; Osint.Add_Default_Search_Dirs; -- If a project file was specified, but no executable name, put all -- the mains of the project file (if any) as if there were on the -- command line. if Main_Project /= No_Project and then Osint.Number_Of_Files = 0 then declare Main : String_Element; Value : String_List_Id := Main_Project.Mains; begin while Value /= Prj.Nil_String loop Main := Project_Tree.Shared.String_Elements.Table (Value); Osint.Add_File (File_Name => Get_Name_String (Main.Value), Index => Main.Index); Value := Main.Next; end loop; end; end if; -- If neither a project file nor an executable were specified, output -- the usage and exit. if Main_Project = No_Project and then Osint.Number_Of_Files = 0 then Usage; return; end if; if Verbose_Mode then New_Line; end if; if Main_Project /= No_Project then -- If a project file has been specified, call Clean_Project with the -- project id of this project file, after resetting the list of -- processed projects. Processed_Projects.Init; Clean_Project (Main_Project); else -- If no project file has been specified, the work is done in -- Clean_Executables. Clean_Executables; end if; -- In verbose mode, if Delete has not been called, indicate that no file -- needs to be deleted. if Verbose_Mode and (not File_Deleted) then New_Line; if Do_Nothing then Put_Line ("No file needs to be deleted"); else Put_Line ("No file has been deleted"); end if; end if; end Gnatclean; ------------------------ -- In_Extension_Chain -- ------------------------ function In_Extension_Chain (Of_Project : Project_Id; Prj : Project_Id) return Boolean is Proj : Project_Id; begin if Prj = No_Project or else Of_Project = No_Project then return False; end if; if Of_Project = Prj then return True; end if; Proj := Of_Project; while Proj.Extends /= No_Project loop if Proj.Extends = Prj then return True; end if; Proj := Proj.Extends; end loop; Proj := Prj; while Proj.Extends /= No_Project loop if Proj.Extends = Of_Project then return True; end if; Proj := Proj.Extends; end loop; return False; end In_Extension_Chain; ---------------- -- Initialize -- ---------------- procedure Initialize is begin if not Initialized then Initialized := True; -- Get default search directories to locate system.ads when calling -- Targparm.Get_Target_Parameters. Osint.Add_Default_Search_Dirs; -- Initialize some packages Csets.Initialize; Snames.Initialize; Prj.Tree.Initialize (Root_Environment, Gnatmake_Flags); Prj.Env.Initialize_Default_Project_Path (Root_Environment.Project_Path, Target_Name => Sdefault.Target_Name.all); Project_Node_Tree := new Project_Node_Tree_Data; Prj.Tree.Initialize (Project_Node_Tree); Prj.Initialize (Project_Tree); -- Check if the platform is VMS and, if it is, change some variables Targparm.Get_Target_Parameters; if OpenVMS_On_Target then Debug_Suffix (Debug_Suffix'First) := '_'; Repinfo_Suffix (Repinfo_Suffix'First) := '_'; B_Start := new String'("b__"); end if; end if; -- Reset global variables Free (Object_Directory_Path); Do_Nothing := False; File_Deleted := False; Copyright_Displayed := False; Usage_Displayed := False; Free (Project_File_Name); Main_Project := Prj.No_Project; All_Projects := False; end Initialize; ---------------------- -- Object_File_Name -- ---------------------- function Object_File_Name (Source : File_Name_Type) return String is Src : constant String := Get_Name_String (Source); begin -- If the source name has an extension, then replace it with -- the Object suffix. for Index in reverse Src'First + 1 .. Src'Last loop if Src (Index) = '.' then return Src (Src'First .. Index - 1) & Object_Suffix; end if; end loop; -- If there is no dot, or if it is the first character, just add the -- ALI suffix. return Src & Object_Suffix; end Object_File_Name; -------------------- -- Parse_Cmd_Line -- -------------------- procedure Parse_Cmd_Line is Last : constant Natural := Argument_Count; Source_Index : Int := 0; Index : Positive; procedure Check_Version_And_Help is new Check_Version_And_Help_G (Usage); begin -- First, check for --version and --help Check_Version_And_Help ("GNATCLEAN", "2003"); Index := 1; while Index <= Last loop declare Arg : constant String := Argument (Index); procedure Bad_Argument; -- Signal bad argument ------------------ -- Bad_Argument -- ------------------ procedure Bad_Argument is begin Fail ("invalid argument """ & Arg & """"); end Bad_Argument; begin if Arg'Length /= 0 then if Arg (1) = '-' then if Arg'Length = 1 then Bad_Argument; end if; case Arg (2) is when '-' => if Arg'Length > Subdirs_Option'Length and then Arg (1 .. Subdirs_Option'Length) = Subdirs_Option then Subdirs := new String' (Arg (Subdirs_Option'Length + 1 .. Arg'Last)); elsif Arg = Makeutl.Unchecked_Shared_Lib_Imports then Opt.Unchecked_Shared_Lib_Imports := True; else Bad_Argument; end if; when 'a' => if Arg'Length < 4 then Bad_Argument; end if; if Arg (3) = 'O' then Add_Lib_Search_Dir (Arg (4 .. Arg'Last)); elsif Arg (3) = 'P' then Prj.Env.Add_Directories (Root_Environment.Project_Path, Arg (4 .. Arg'Last)); else Bad_Argument; end if; when 'c' => Compile_Only := True; when 'D' => if Object_Directory_Path /= null then Fail ("duplicate -D switch"); elsif Project_File_Name /= null then Fail ("-P and -D cannot be used simultaneously"); end if; if Arg'Length > 2 then declare Dir : constant String := Arg (3 .. Arg'Last); begin if not Is_Directory (Dir) then Fail (Dir & " is not a directory"); else Add_Lib_Search_Dir (Dir); end if; end; else if Index = Last then Fail ("no directory specified after -D"); end if; Index := Index + 1; declare Dir : constant String := Argument (Index); begin if not Is_Directory (Dir) then Fail (Dir & " is not a directory"); else Add_Lib_Search_Dir (Dir); end if; end; end if; when 'e' => if Arg = "-eL" then Follow_Links_For_Files := True; Follow_Links_For_Dirs := True; else Bad_Argument; end if; when 'f' => Force_Deletions := True; when 'F' => Full_Path_Name_For_Brief_Errors := True; when 'h' => Usage; when 'i' => if Arg'Length = 2 then Bad_Argument; end if; Source_Index := 0; for J in 3 .. Arg'Last loop if Arg (J) not in '0' .. '9' then Bad_Argument; end if; Source_Index := (20 * Source_Index) + (Character'Pos (Arg (J)) - Character'Pos ('0')); end loop; when 'I' => if Arg = "-I-" then Opt.Look_In_Primary_Dir := False; else if Arg'Length = 2 then Bad_Argument; end if; Add_Lib_Search_Dir (Arg (3 .. Arg'Last)); end if; when 'n' => Do_Nothing := True; when 'P' => if Project_File_Name /= null then Fail ("multiple -P switches"); elsif Object_Directory_Path /= null then Fail ("-D and -P cannot be used simultaneously"); end if; if Arg'Length > 2 then declare Prj : constant String := Arg (3 .. Arg'Last); begin if Prj'Length > 1 and then Prj (Prj'First) = '=' then Project_File_Name := new String' (Prj (Prj'First + 1 .. Prj'Last)); else Project_File_Name := new String'(Prj); end if; end; else if Index = Last then Fail ("no project specified after -P"); end if; Index := Index + 1; Project_File_Name := new String'(Argument (Index)); end if; when 'q' => Quiet_Output := True; when 'r' => All_Projects := True; when 'v' => if Arg = "-v" then Verbose_Mode := True; elsif Arg = "-vP0" then Current_Verbosity := Prj.Default; elsif Arg = "-vP1" then Current_Verbosity := Prj.Medium; elsif Arg = "-vP2" then Current_Verbosity := Prj.High; else Bad_Argument; end if; when 'X' => if Arg'Length = 2 then Bad_Argument; end if; declare Ext_Asgn : constant String := Arg (3 .. Arg'Last); Start : Positive := Ext_Asgn'First; Stop : Natural := Ext_Asgn'Last; OK : Boolean := True; begin if Ext_Asgn (Start) = '"' then if Ext_Asgn (Stop) = '"' then Start := Start + 1; Stop := Stop - 1; else OK := False; end if; end if; if not OK or else not Prj.Ext.Check (Root_Environment.External, Ext_Asgn (Start .. Stop)) then Fail ("illegal external assignment '" & Ext_Asgn & "'"); end if; end; when others => Bad_Argument; end case; else Add_File (Arg, Source_Index); end if; end if; end; Index := Index + 1; end loop; end Parse_Cmd_Line; ----------------------- -- Repinfo_File_Name -- ----------------------- function Repinfo_File_Name (Source : File_Name_Type) return String is begin return Get_Name_String (Source) & Repinfo_Suffix; end Repinfo_File_Name; -------------------- -- Tree_File_Name -- -------------------- function Tree_File_Name (Source : File_Name_Type) return String is Src : constant String := Get_Name_String (Source); begin -- If source name has an extension, then replace it with the tree suffix for Index in reverse Src'First + 1 .. Src'Last loop if Src (Index) = '.' then return Src (Src'First .. Index - 1) & Tree_Suffix; end if; end loop; -- If there is no dot, or if it is the first character, just add the -- tree suffix. return Src & Tree_Suffix; end Tree_File_Name; ----------- -- Usage -- ----------- procedure Usage is begin if not Usage_Displayed then Usage_Displayed := True; Display_Copyright; Put_Line ("Usage: gnatclean [switches] {[-innn] name}"); New_Line; Display_Usage_Version_And_Help; Put_Line (" names is one or more file names from which " & "the .adb or .ads suffix may be omitted"); Put_Line (" names may be omitted if -P<project> is specified"); New_Line; Put_Line (" --subdirs=dir real obj/lib/exec dirs are subdirs"); Put_Line (" " & Makeutl.Unchecked_Shared_Lib_Imports); Put_Line (" Allow shared libraries to import static libraries"); New_Line; Put_Line (" -c Only delete compiler generated files"); Put_Line (" -D dir Specify dir as the object library"); Put_Line (" -eL Follow symbolic links when processing " & "project files"); Put_Line (" -f Force deletions of unwritable files"); Put_Line (" -F Full project path name " & "in brief error messages"); Put_Line (" -h Display this message"); Put_Line (" -innn Index of unit in source for following names"); Put_Line (" -n Nothing to do: only list files to delete"); Put_Line (" -Pproj Use GNAT Project File proj"); Put_Line (" -q Be quiet/terse"); Put_Line (" -r Clean all projects recursively"); Put_Line (" -v Verbose mode"); Put_Line (" -vPx Specify verbosity when parsing " & "GNAT Project Files"); Put_Line (" -Xnm=val Specify an external reference " & "for GNAT Project Files"); New_Line; Put_Line (" -aPdir Add directory dir to project search path"); New_Line; Put_Line (" -aOdir Specify ALI/object files search path"); Put_Line (" -Idir Like -aOdir"); Put_Line (" -I- Don't look for source/library files " & "in the default directory"); New_Line; end if; end Usage; end Clean;
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