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------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- G N A T C M D -- -- -- -- B o d y -- -- -- -- Copyright (C) 1996-2012, 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 GNAT.Directory_Operations; use GNAT.Directory_Operations; with Csets; with Hostparm; use Hostparm; with Makeutl; use Makeutl; with MLib.Tgt; use MLib.Tgt; with MLib.Utl; with MLib.Fil; with Namet; use Namet; with Opt; use Opt; with Osint; use Osint; with Output; use Output; with Prj; use Prj; with Prj.Env; with Prj.Ext; use Prj.Ext; with Prj.Pars; with Prj.Tree; use Prj.Tree; with Prj.Util; use Prj.Util; with Sdefault; with Sinput.P; with Snames; use Snames; with Table; with Targparm; with Tempdir; with Types; use Types; with VMS_Conv; use VMS_Conv; with VMS_Cmds; use VMS_Cmds; with Ada.Characters.Handling; use Ada.Characters.Handling; with Ada.Command_Line; use Ada.Command_Line; with Ada.Text_IO; use Ada.Text_IO; with GNAT.OS_Lib; use GNAT.OS_Lib; procedure GNATCmd is Project_Node_Tree : Project_Node_Tree_Ref; Root_Environment : Prj.Tree.Environment; Project_File : String_Access; Project : Prj.Project_Id; Current_Verbosity : Prj.Verbosity := Prj.Default; Tool_Package_Name : Name_Id := No_Name; B_Start : String_Ptr := new String'("b~"); -- Prefix of binder generated file, changed to b__ for VMS Project_Tree : constant Project_Tree_Ref := new Project_Tree_Data (Is_Root_Tree => True); -- The project tree Old_Project_File_Used : Boolean := False; -- This flag indicates a switch -p (for gnatxref and gnatfind) for -- an old fashioned project file. -p cannot be used in conjunction -- with -P. Temp_File_Name : Path_Name_Type := No_Path; -- The name of the temporary text file to put a list of source/object -- files to pass to a tool. ASIS_Main : String_Access := null; -- Main for commands Check, Metric and Pretty, when -U is used package First_Switches is new Table.Table (Table_Component_Type => String_Access, Table_Index_Type => Integer, Table_Low_Bound => 1, Table_Initial => 20, Table_Increment => 100, Table_Name => "Gnatcmd.First_Switches"); -- A table to keep the switches from the project file package Carg_Switches is new Table.Table (Table_Component_Type => String_Access, Table_Index_Type => Integer, Table_Low_Bound => 1, Table_Initial => 20, Table_Increment => 100, Table_Name => "Gnatcmd.Carg_Switches"); -- A table to keep the switches following -cargs for ASIS tools package Rules_Switches is new Table.Table (Table_Component_Type => String_Access, Table_Index_Type => Integer, Table_Low_Bound => 1, Table_Initial => 20, Table_Increment => 100, Table_Name => "Gnatcmd.Rules_Switches"); -- A table to keep the switches following -rules for gnatcheck package Library_Paths is new Table.Table ( Table_Component_Type => String_Access, Table_Index_Type => Integer, Table_Low_Bound => 1, Table_Initial => 20, Table_Increment => 100, Table_Name => "Make.Library_Path"); -- Packages of project files to pass to Prj.Pars.Parse, depending on the -- tool. We allocate objects because we cannot declare aliased objects -- as we are in a procedure, not a library level package. subtype SA is String_Access; Naming_String : constant SA := new String'("naming"); Binder_String : constant SA := new String'("binder"); Builder_String : constant SA := new String'("builder"); Compiler_String : constant SA := new String'("compiler"); Check_String : constant SA := new String'("check"); Synchronize_String : constant SA := new String'("synchronize"); Eliminate_String : constant SA := new String'("eliminate"); Finder_String : constant SA := new String'("finder"); Linker_String : constant SA := new String'("linker"); Gnatls_String : constant SA := new String'("gnatls"); Pretty_String : constant SA := new String'("pretty_printer"); Stack_String : constant SA := new String'("stack"); Gnatstub_String : constant SA := new String'("gnatstub"); Metric_String : constant SA := new String'("metrics"); Xref_String : constant SA := new String'("cross_reference"); Packages_To_Check_By_Binder : constant String_List_Access := new String_List'((Naming_String, Binder_String)); Packages_To_Check_By_Check : constant String_List_Access := new String_List' ((Naming_String, Builder_String, Check_String, Compiler_String)); Packages_To_Check_By_Sync : constant String_List_Access := new String_List'((Naming_String, Synchronize_String, Compiler_String)); Packages_To_Check_By_Eliminate : constant String_List_Access := new String_List'((Naming_String, Eliminate_String, Compiler_String)); Packages_To_Check_By_Finder : constant String_List_Access := new String_List'((Naming_String, Finder_String)); Packages_To_Check_By_Linker : constant String_List_Access := new String_List'((Naming_String, Linker_String)); Packages_To_Check_By_Gnatls : constant String_List_Access := new String_List'((Naming_String, Gnatls_String)); Packages_To_Check_By_Pretty : constant String_List_Access := new String_List'((Naming_String, Pretty_String, Compiler_String)); Packages_To_Check_By_Stack : constant String_List_Access := new String_List'((Naming_String, Stack_String)); Packages_To_Check_By_Gnatstub : constant String_List_Access := new String_List'((Naming_String, Gnatstub_String, Compiler_String)); Packages_To_Check_By_Metric : constant String_List_Access := new String_List'((Naming_String, Metric_String, Compiler_String)); Packages_To_Check_By_Xref : constant String_List_Access := new String_List'((Naming_String, Xref_String)); Packages_To_Check : String_List_Access := Prj.All_Packages; ---------------------------------- -- Declarations for GNATCMD use -- ---------------------------------- The_Command : Command_Type; -- The command specified in the invocation of the GNAT driver Command_Arg : Positive := 1; -- The index of the command in the arguments of the GNAT driver My_Exit_Status : Exit_Status := Success; -- The exit status of the spawned tool. Used to set the correct VMS -- exit status. Current_Work_Dir : constant String := Get_Current_Dir; -- The path of the working directory All_Projects : Boolean := False; -- Flag used for GNAT CHECK, GNAT PRETTY, GNAT METRIC, and GNAT STACK to -- indicate that the underlying tool (gnatcheck, gnatpp or gnatmetric) -- should be invoked for all sources of all projects. Max_OpenVMS_Logical_Length : constant Integer := 255; -- The maximum length of OpenVMS logicals ----------------------- -- Local Subprograms -- ----------------------- procedure Add_To_Carg_Switches (Switch : String_Access); -- Add a switch to the Carg_Switches table. If it is the first one, put the -- switch "-cargs" at the beginning of the table. procedure Add_To_Rules_Switches (Switch : String_Access); -- Add a switch to the Rules_Switches table. If it is the first one, put -- the switch "-crules" at the beginning of the table. procedure Check_Files; -- For GNAT LIST, GNAT PRETTY, GNAT METRIC, and GNAT STACK, check if a -- project file is specified, without any file arguments and without a -- switch -files=. If it is the case, invoke the GNAT tool with the proper -- list of files, derived from the sources of the project. function Check_Project (Project : Project_Id; Root_Project : Project_Id) return Boolean; -- Returns True if Project = Root_Project or if we want to consider all -- sources of all projects. For GNAT METRIC, also returns True if Project -- is extended by Root_Project. procedure Check_Relative_Executable (Name : in out String_Access); -- Check if an executable is specified as a relative path. If it is, and -- the path contains directory information, fail. Otherwise, prepend the -- exec directory. This procedure is only used for GNAT LINK when a project -- file is specified. function Configuration_Pragmas_File return Path_Name_Type; -- Return an argument, if there is a configuration pragmas file to be -- specified for Project, otherwise return No_Name. Used for gnatstub (GNAT -- STUB), gnatpp (GNAT PRETTY), gnatelim (GNAT ELIM), and gnatmetric (GNAT -- METRIC). function Mapping_File return Path_Name_Type; -- Create and return the path name of a mapping file. Used for gnatstub -- (GNAT STUB), gnatpp (GNAT PRETTY), gnatelim (GNAT ELIM), and gnatmetric -- (GNAT METRIC). procedure Delete_Temp_Config_Files; -- Delete all temporary config files. The caller is responsible for -- ensuring that Keep_Temporary_Files is False. procedure Get_Closure; -- Get the sources in the closure of the ASIS_Main and add them to the -- list of arguments. procedure Non_VMS_Usage; -- Display usage for platforms other than VMS procedure Process_Link; -- Process GNAT LINK, when there is a project file specified procedure Set_Library_For (Project : Project_Id; Tree : Project_Tree_Ref; Libraries_Present : in out Boolean); -- If Project is a library project, add the correct -L and -l switches to -- the linker invocation. procedure Set_Libraries is new For_Every_Project_Imported (Boolean, Set_Library_For); -- Add the -L and -l switches to the linker for all of the library -- projects. procedure Test_If_Relative_Path (Switch : in out String_Access; Parent : String); -- Test if Switch is a relative search path switch. If it is and it -- includes directory information, prepend the path with Parent. This -- subprogram is only called when using project files. -------------------------- -- Add_To_Carg_Switches -- -------------------------- procedure Add_To_Carg_Switches (Switch : String_Access) is begin -- If the Carg_Switches table is empty, put "-cargs" at the beginning if Carg_Switches.Last = 0 then Carg_Switches.Increment_Last; Carg_Switches.Table (Carg_Switches.Last) := new String'("-cargs"); end if; Carg_Switches.Increment_Last; Carg_Switches.Table (Carg_Switches.Last) := Switch; end Add_To_Carg_Switches; --------------------------- -- Add_To_Rules_Switches -- --------------------------- procedure Add_To_Rules_Switches (Switch : String_Access) is begin -- If the Rules_Switches table is empty, put "-rules" at the beginning if Rules_Switches.Last = 0 then Rules_Switches.Increment_Last; Rules_Switches.Table (Rules_Switches.Last) := new String'("-rules"); end if; Rules_Switches.Increment_Last; Rules_Switches.Table (Rules_Switches.Last) := Switch; end Add_To_Rules_Switches; ----------------- -- Check_Files -- ----------------- procedure Check_Files is Add_Sources : Boolean := True; Unit : Prj.Unit_Index; Subunit : Boolean := False; FD : File_Descriptor := Invalid_FD; Status : Integer; Success : Boolean; procedure Add_To_Response_File (File_Name : String; Check_File : Boolean := True); -- Include the file name passed as parameter in the response file for -- the tool being called. If the response file can not be written then -- the file name is passed in the parameter list of the tool. If the -- Check_File parameter is True then the procedure verifies the -- existence of the file before adding it to the response file. -------------------------- -- Add_To_Response_File -- -------------------------- procedure Add_To_Response_File (File_Name : String; Check_File : Boolean := True) is begin Name_Len := 0; Add_Str_To_Name_Buffer (File_Name); if not Check_File or else Is_Regular_File (Name_Buffer (1 .. Name_Len)) then if FD /= Invalid_FD then Name_Len := Name_Len + 1; Name_Buffer (Name_Len) := ASCII.LF; Status := Write (FD, Name_Buffer (1)'Address, Name_Len); if Status /= Name_Len then Osint.Fail ("disk full"); end if; else Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'(File_Name); end if; end if; end Add_To_Response_File; -- Start of processing for Check_Files begin -- Check if there is at least one argument that is not a switch or if -- there is a -files= switch. for Index in 1 .. Last_Switches.Last loop if Last_Switches.Table (Index).all'Length > 7 and then Last_Switches.Table (Index) (1 .. 7) = "-files=" then Add_Sources := False; exit; elsif Last_Switches.Table (Index) (1) /= '-' then if Index = 1 or else (The_Command = Check and then Last_Switches.Table (Index - 1).all /= "-o") or else (The_Command = Pretty and then Last_Switches.Table (Index - 1).all /= "-o" and then Last_Switches.Table (Index - 1).all /= "-of") or else (The_Command = Metric and then Last_Switches.Table (Index - 1).all /= "-o" and then Last_Switches.Table (Index - 1).all /= "-og" and then Last_Switches.Table (Index - 1).all /= "-ox" and then Last_Switches.Table (Index - 1).all /= "-d") or else (The_Command /= Check and then The_Command /= Pretty and then The_Command /= Metric) then Add_Sources := False; exit; end if; end if; end loop; -- If all arguments are switches and there is no switch -files=, add -- the path names of all the sources of the main project. if Add_Sources then -- For gnatcheck, gnatpp, and gnatmetric, create a temporary file -- and put the list of sources in it. For gnatstack create a -- temporary file with the list of .ci files. if The_Command = Check or else The_Command = Pretty or else The_Command = Metric or else The_Command = Stack then Tempdir.Create_Temp_File (FD, Temp_File_Name); Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-files=" & Get_Name_String (Temp_File_Name)); end if; declare Proj : Project_List; begin -- Gnatstack needs to add the .ci file for the binder generated -- files corresponding to all of the library projects and main -- units belonging to the application. if The_Command = Stack then Proj := Project_Tree.Projects; while Proj /= null loop if Check_Project (Proj.Project, Project) then declare Main : String_List_Id; begin -- Include binder generated files for main programs Main := Proj.Project.Mains; while Main /= Nil_String loop Add_To_Response_File (Get_Name_String (Proj.Project.Object_Directory.Name) & B_Start.all & MLib.Fil.Ext_To (Get_Name_String (Project_Tree.Shared.String_Elements.Table (Main).Value), "ci")); -- When looking for the .ci file for a binder -- generated file, look for both b~xxx and b__xxx -- as gprbuild always uses b__ as the prefix of -- such files. if not Is_Regular_File (Name_Buffer (1 .. Name_Len)) and then B_Start.all /= "b__" then Add_To_Response_File (Get_Name_String (Proj.Project.Object_Directory.Name) & "b__" & MLib.Fil.Ext_To (Get_Name_String (Project_Tree.Shared .String_Elements.Table (Main).Value), "ci")); end if; Main := Project_Tree.Shared.String_Elements.Table (Main).Next; end loop; if Proj.Project.Library then -- Include the .ci file for the binder generated -- files that contains the initialization and -- finalization of the library. Add_To_Response_File (Get_Name_String (Proj.Project.Object_Directory.Name) & B_Start.all & Get_Name_String (Proj.Project.Library_Name) & ".ci"); -- When looking for the .ci file for a binder -- generated file, look for both b~xxx and b__xxx -- as gprbuild always uses b__ as the prefix of -- such files. if not Is_Regular_File (Name_Buffer (1 .. Name_Len)) and then B_Start.all /= "b__" then Add_To_Response_File (Get_Name_String (Proj.Project.Object_Directory.Name) & "b__" & Get_Name_String (Proj.Project.Library_Name) & ".ci"); end if; end if; end; end if; Proj := Proj.Next; end loop; end if; Unit := Units_Htable.Get_First (Project_Tree.Units_HT); while Unit /= No_Unit_Index loop -- For gnatls, we only need to put the library units, body or -- spec, but not the subunits. if The_Command = List then if Unit.File_Names (Impl) /= null and then not Unit.File_Names (Impl).Locally_Removed then -- There is a body, check if it is for this project if All_Projects or else Unit.File_Names (Impl).Project = Project then Subunit := False; if Unit.File_Names (Spec) = null or else Unit.File_Names (Spec).Locally_Removed then -- We have a body with no spec: we need to check if -- this is a subunit, because gnatls will complain -- about subunits. declare Src_Ind : constant Source_File_Index := Sinput.P.Load_Project_File (Get_Name_String (Unit.File_Names (Impl).Path.Name)); begin Subunit := Sinput.P.Source_File_Is_Subunit (Src_Ind); end; end if; if not Subunit then Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String' (Get_Name_String (Unit.File_Names (Impl).Display_File)); end if; end if; elsif Unit.File_Names (Spec) /= null and then not Unit.File_Names (Spec).Locally_Removed then -- We have a spec with no body. Check if it is for this -- project. if All_Projects or else Unit.File_Names (Spec).Project = Project then Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'(Get_Name_String (Unit.File_Names (Spec).Display_File)); end if; end if; -- For gnatstack, we put the .ci files corresponding to the -- different units, including the binder generated files. We -- only need to do that for the library units, body or spec, -- but not the subunits. elsif The_Command = Stack then if Unit.File_Names (Impl) /= null and then not Unit.File_Names (Impl).Locally_Removed then -- There is a body. Check if .ci files for this project -- must be added. if Check_Project (Unit.File_Names (Impl).Project, Project) then Subunit := False; if Unit.File_Names (Spec) = null or else Unit.File_Names (Spec).Locally_Removed then -- We have a body with no spec: we need to check -- if this is a subunit, because .ci files are not -- generated for subunits. declare Src_Ind : constant Source_File_Index := Sinput.P.Load_Project_File (Get_Name_String (Unit.File_Names (Impl).Path.Name)); begin Subunit := Sinput.P.Source_File_Is_Subunit (Src_Ind); end; end if; if not Subunit then Add_To_Response_File (Get_Name_String (Unit.File_Names (Impl).Project. Object_Directory.Name) & MLib.Fil.Ext_To (Get_Name_String (Unit.File_Names (Impl).Display_File), "ci")); end if; end if; elsif Unit.File_Names (Spec) /= null and then not Unit.File_Names (Spec).Locally_Removed then -- Spec with no body, check if it is for this project if Check_Project (Unit.File_Names (Spec).Project, Project) then Add_To_Response_File (Get_Name_String (Unit.File_Names (Spec).Project. Object_Directory.Name) & Dir_Separator & MLib.Fil.Ext_To (Get_Name_String (Unit.File_Names (Spec).File), "ci")); end if; end if; else -- For gnatcheck, gnatsync, gnatpp and gnatmetric, put all -- sources of the project, or of all projects if -U was -- specified. for Kind in Spec_Or_Body loop if Unit.File_Names (Kind) /= null and then Check_Project (Unit.File_Names (Kind).Project, Project) and then not Unit.File_Names (Kind).Locally_Removed then Add_To_Response_File ("""" & Get_Name_String (Unit.File_Names (Kind).Path.Display_Name) & """", Check_File => False); end if; end loop; end if; Unit := Units_Htable.Get_Next (Project_Tree.Units_HT); end loop; end; if FD /= Invalid_FD then Close (FD, Success); if not Success then Osint.Fail ("disk full"); end if; end if; end if; end Check_Files; ------------------- -- Check_Project -- ------------------- function Check_Project (Project : Project_Id; Root_Project : Project_Id) return Boolean is Proj : Project_Id; begin if Project = No_Project then return False; elsif All_Projects or else Project = Root_Project then return True; elsif The_Command = Metric then Proj := Root_Project; while Proj.Extends /= No_Project loop if Project = Proj.Extends then return True; end if; Proj := Proj.Extends; end loop; end if; return False; end Check_Project; ------------------------------- -- Check_Relative_Executable -- ------------------------------- procedure Check_Relative_Executable (Name : in out String_Access) is Exec_File_Name : constant String := Name.all; begin if not Is_Absolute_Path (Exec_File_Name) then for Index in Exec_File_Name'Range loop if Exec_File_Name (Index) = Directory_Separator then Fail ("relative executable (""" & Exec_File_Name & """) with directory part not allowed " & "when using project files"); end if; end loop; Get_Name_String (Project.Exec_Directory.Name); if Name_Buffer (Name_Len) /= Directory_Separator then Name_Len := Name_Len + 1; Name_Buffer (Name_Len) := Directory_Separator; end if; Name_Buffer (Name_Len + 1 .. Name_Len + Exec_File_Name'Length) := Exec_File_Name; Name_Len := Name_Len + Exec_File_Name'Length; Name := new String'(Name_Buffer (1 .. Name_Len)); end if; end Check_Relative_Executable; -------------------------------- -- Configuration_Pragmas_File -- -------------------------------- function Configuration_Pragmas_File return Path_Name_Type is begin Prj.Env.Create_Config_Pragmas_File (Project, Project_Tree); return Project.Config_File_Name; end Configuration_Pragmas_File; ------------------------------ -- Delete_Temp_Config_Files -- ------------------------------ procedure Delete_Temp_Config_Files is Success : Boolean; Proj : Project_List; pragma Warnings (Off, Success); begin -- This should only be called if Keep_Temporary_Files is False pragma Assert (not Keep_Temporary_Files); if Project /= No_Project then Proj := Project_Tree.Projects; while Proj /= null loop if Proj.Project.Config_File_Temp then Delete_Temporary_File (Project_Tree.Shared, Proj.Project.Config_File_Name); end if; Proj := Proj.Next; end loop; end if; -- If a temporary text file that contains a list of files for a tool -- has been created, delete this temporary file. if Temp_File_Name /= No_Path then Delete_Temporary_File (Project_Tree.Shared, Temp_File_Name); end if; end Delete_Temp_Config_Files; ----------------- -- Get_Closure -- ----------------- procedure Get_Closure is Args : constant Argument_List := (1 => new String'("-q"), 2 => new String'("-b"), 3 => new String'("-P"), 4 => Project_File, 5 => ASIS_Main, 6 => new String'("-bargs"), 7 => new String'("-R"), 8 => new String'("-Z")); -- Arguments for the invocation of gnatmake which are added to the -- Last_Arguments list by this procedure. FD : File_Descriptor; -- File descriptor for the temp file that will get the output of the -- invocation of gnatmake. Name : Path_Name_Type; -- Path of the file FD GN_Name : constant String := Program_Name ("gnatmake", "gnat").all; -- Name for gnatmake GN_Path : constant String_Access := Locate_Exec_On_Path (GN_Name); -- Path of gnatmake Return_Code : Integer; Unused : Boolean; pragma Warnings (Off, Unused); File : Ada.Text_IO.File_Type; Line : String (1 .. 250); Last : Natural; -- Used to read file if there is an error, it is good enough to display -- just 250 characters if the first line of the file is very long. Unit : Unit_Index; Path : Path_Name_Type; begin if GN_Path = null then Put_Line (Standard_Error, "could not locate " & GN_Name); raise Error_Exit; end if; -- Create the temp file Tempdir.Create_Temp_File (FD, Name); -- And close it, because on VMS Spawn with a file descriptor created -- with Create_Temp_File does not redirect output. Close (FD); -- Spawn "gnatmake -q -b -P <project> <main> -bargs -R -Z" Spawn (Program_Name => GN_Path.all, Args => Args, Output_File => Get_Name_String (Name), Success => Unused, Return_Code => Return_Code, Err_To_Out => True); -- Read the output of the invocation of gnatmake Open (File, In_File, Get_Name_String (Name)); -- If it was unsuccessful, display the first line in the file and exit -- with error. if Return_Code /= 0 then Get_Line (File, Line, Last); begin if not Keep_Temporary_Files then Delete (File); else Close (File); end if; -- Don't crash if it is not possible to delete or close the file, -- just ignore the situation. exception when others => null; end; Put_Line (Standard_Error, Line (1 .. Last)); Put_Line (Standard_Error, "could not get closure of " & ASIS_Main.all); raise Error_Exit; else -- Get each file name in the file, find its path and add it the -- list of arguments. while not End_Of_File (File) loop Get_Line (File, Line, Last); Path := No_Path; Unit := Units_Htable.Get_First (Project_Tree.Units_HT); while Unit /= No_Unit_Index loop if Unit.File_Names (Spec) /= null and then Get_Name_String (Unit.File_Names (Spec).File) = Line (1 .. Last) then Path := Unit.File_Names (Spec).Path.Name; exit; elsif Unit.File_Names (Impl) /= null and then Get_Name_String (Unit.File_Names (Impl).File) = Line (1 .. Last) then Path := Unit.File_Names (Impl).Path.Name; exit; end if; Unit := Units_Htable.Get_Next (Project_Tree.Units_HT); end loop; Last_Switches.Increment_Last; if Path /= No_Path then Last_Switches.Table (Last_Switches.Last) := new String'(Get_Name_String (Path)); else Last_Switches.Table (Last_Switches.Last) := new String'(Line (1 .. Last)); end if; end loop; begin if not Keep_Temporary_Files then Delete (File); else Close (File); end if; -- Don't crash if it is not possible to delete or close the file, -- just ignore the situation. exception when others => null; end; end if; end Get_Closure; ------------------ -- Mapping_File -- ------------------ function Mapping_File return Path_Name_Type is Result : Path_Name_Type; begin Prj.Env.Create_Mapping_File (Project => Project, Language => Name_Ada, In_Tree => Project_Tree, Name => Result); return Result; end Mapping_File; ------------------ -- Process_Link -- ------------------ procedure Process_Link is Look_For_Executable : Boolean := True; Libraries_Present : Boolean := False; Path_Option : constant String_Access := MLib.Linker_Library_Path_Option; Prj : Project_Id := Project; Arg : String_Access; Last : Natural := 0; Skip_Executable : Boolean := False; begin -- Add the default search directories, to be able to find -- libgnat in call to MLib.Utl.Lib_Directory. Add_Default_Search_Dirs; Library_Paths.Set_Last (0); -- Check if there are library project files if MLib.Tgt.Support_For_Libraries /= None then Set_Libraries (Project, Project_Tree, Libraries_Present); end if; -- If there are, add the necessary additional switches if Libraries_Present then -- Add -L<lib_dir> -lgnarl -lgnat -Wl,-rpath,<lib_dir> Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-L" & MLib.Utl.Lib_Directory); Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-lgnarl"); Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-lgnat"); -- If Path_Option is not null, create the switch ("-Wl,-rpath," or -- equivalent) with all the library dirs plus the standard GNAT -- library dir. if Path_Option /= null then declare Option : String_Access; Length : Natural := Path_Option'Length; Current : Natural; begin if MLib.Separate_Run_Path_Options then -- We are going to create one switch of the form -- "-Wl,-rpath,dir_N" for each directory to consider. -- One switch for each library directory for Index in Library_Paths.First .. Library_Paths.Last loop Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String' (Path_Option.all & Last_Switches.Table (Index).all); end loop; -- One switch for the standard GNAT library dir Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String' (Path_Option.all & MLib.Utl.Lib_Directory); else -- First, compute the exact length for the switch for Index in Library_Paths.First .. Library_Paths.Last loop -- Add the length of the library dir plus one for the -- directory separator. Length := Length + Library_Paths.Table (Index)'Length + 1; end loop; -- Finally, add the length of the standard GNAT library dir Length := Length + MLib.Utl.Lib_Directory'Length; Option := new String (1 .. Length); Option (1 .. Path_Option'Length) := Path_Option.all; Current := Path_Option'Length; -- Put each library dir followed by a dir separator for Index in Library_Paths.First .. Library_Paths.Last loop Option (Current + 1 .. Current + Library_Paths.Table (Index)'Length) := Library_Paths.Table (Index).all; Current := Current + Library_Paths.Table (Index)'Length + 1; Option (Current) := Path_Separator; end loop; -- Finally put the standard GNAT library dir Option (Current + 1 .. Current + MLib.Utl.Lib_Directory'Length) := MLib.Utl.Lib_Directory; -- And add the switch to the last switches Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := Option; end if; end; end if; end if; -- Check if the first ALI file specified can be found, either in the -- object directory of the main project or in an object directory of a -- project file extended by the main project. If the ALI file can be -- found, replace its name with its absolute path. Skip_Executable := False; Switch_Loop : for J in 1 .. Last_Switches.Last loop -- If we have an executable just reset the flag if Skip_Executable then Skip_Executable := False; -- If -o, set flag so that next switch is not processed elsif Last_Switches.Table (J).all = "-o" then Skip_Executable := True; -- Normal case else declare Switch : constant String := Last_Switches.Table (J).all; ALI_File : constant String (1 .. Switch'Length + 4) := Switch & ".ali"; Test_Existence : Boolean := False; begin Last := Switch'Length; -- Skip real switches if Switch'Length /= 0 and then Switch (Switch'First) /= '-' then -- Append ".ali" if file name does not end with it if Switch'Length <= 4 or else Switch (Switch'Last - 3 .. Switch'Last) /= ".ali" then Last := ALI_File'Last; end if; -- If file name includes directory information, stop if ALI -- file exists. if Is_Absolute_Path (ALI_File (1 .. Last)) then Test_Existence := True; else for K in Switch'Range loop if Switch (K) = '/' or else Switch (K) = Directory_Separator then Test_Existence := True; exit; end if; end loop; end if; if Test_Existence then if Is_Regular_File (ALI_File (1 .. Last)) then exit Switch_Loop; end if; -- Look in object directories if ALI file exists else Project_Loop : loop declare Dir : constant String := Get_Name_String (Prj.Object_Directory.Name); begin if Is_Regular_File (Dir & ALI_File (1 .. Last)) then -- We have found the correct project, so we -- replace the file with the absolute path. Last_Switches.Table (J) := new String'(Dir & ALI_File (1 .. Last)); -- And we are done exit Switch_Loop; end if; end; -- Go to the project being extended, if any Prj := Prj.Extends; exit Project_Loop when Prj = No_Project; end loop Project_Loop; end if; end if; end; end if; end loop Switch_Loop; -- If a relative path output file has been specified, we add the exec -- directory. for J in reverse 1 .. Last_Switches.Last - 1 loop if Last_Switches.Table (J).all = "-o" then Check_Relative_Executable (Name => Last_Switches.Table (J + 1)); Look_For_Executable := False; exit; end if; end loop; if Look_For_Executable then for J in reverse 1 .. First_Switches.Last - 1 loop if First_Switches.Table (J).all = "-o" then Look_For_Executable := False; Check_Relative_Executable (Name => First_Switches.Table (J + 1)); exit; end if; end loop; end if; -- If no executable is specified, then find the name of the first ALI -- file on the command line and issue a -o switch with the absolute path -- of the executable in the exec directory. if Look_For_Executable then for J in 1 .. Last_Switches.Last loop Arg := Last_Switches.Table (J); Last := 0; if Arg'Length /= 0 and then Arg (Arg'First) /= '-' then if Arg'Length > 4 and then Arg (Arg'Last - 3 .. Arg'Last) = ".ali" then Last := Arg'Last - 4; elsif Is_Regular_File (Arg.all & ".ali") then Last := Arg'Last; end if; if Last /= 0 then Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-o"); Get_Name_String (Project.Exec_Directory.Name); Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'(Name_Buffer (1 .. Name_Len) & Executable_Name (Base_Name (Arg (Arg'First .. Last)))); exit; end if; end if; end loop; end if; end Process_Link; --------------------- -- Set_Library_For -- --------------------- procedure Set_Library_For (Project : Project_Id; Tree : Project_Tree_Ref; Libraries_Present : in out Boolean) is pragma Unreferenced (Tree); Path_Option : constant String_Access := MLib.Linker_Library_Path_Option; begin -- Case of library project if Project.Library then Libraries_Present := True; -- Add the -L switch Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-L" & Get_Name_String (Project.Library_Dir.Name)); -- Add the -l switch Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-l" & Get_Name_String (Project.Library_Name)); -- Add the directory to table Library_Paths, to be processed later -- if library is not static and if Path_Option is not null. if Project.Library_Kind /= Static and then Path_Option /= null then Library_Paths.Increment_Last; Library_Paths.Table (Library_Paths.Last) := new String'(Get_Name_String (Project.Library_Dir.Name)); end if; end if; end Set_Library_For; --------------------------- -- Test_If_Relative_Path -- --------------------------- procedure Test_If_Relative_Path (Switch : in out String_Access; Parent : String) is begin Makeutl.Test_If_Relative_Path (Switch, Parent, Do_Fail => Osint.Fail'Access, Including_Non_Switch => False, Including_RTS => True); end Test_If_Relative_Path; ------------------- -- Non_VMS_Usage -- ------------------- procedure Non_VMS_Usage is begin Output_Version; New_Line; Put_Line ("List of available commands"); New_Line; for C in Command_List'Range loop -- No usage for VMS only command or for Sync if not Command_List (C).VMS_Only and then C /= Sync then if Targparm.AAMP_On_Target then Put ("gnaampcmd "); else Put ("gnat "); end if; Put (To_Lower (Command_List (C).Cname.all)); Set_Col (25); -- Never call gnatstack with a prefix if C = Stack then Put (Command_List (C).Unixcmd.all); else Put (Program_Name (Command_List (C).Unixcmd.all, "gnat").all); end if; declare Sws : Argument_List_Access renames Command_List (C).Unixsws; begin if Sws /= null then for J in Sws'Range loop Put (' '); Put (Sws (J).all); end loop; end if; end; New_Line; end if; end loop; New_Line; Put_Line ("All commands except chop, krunch and preprocess " & "accept project file switches -vPx, -Pprj and -Xnam=val"); New_Line; end Non_VMS_Usage; -- Start of processing for GNATCmd begin -- All output from GNATCmd is debugging or error output: send to stderr Set_Standard_Error; -- Initializations 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); Last_Switches.Init; Last_Switches.Set_Last (0); First_Switches.Init; First_Switches.Set_Last (0); Carg_Switches.Init; Carg_Switches.Set_Last (0); Rules_Switches.Init; Rules_Switches.Set_Last (0); VMS_Conv.Initialize; -- Add the default search directories, to be able to find system.ads in the -- subsequent call to Targparm.Get_Target_Parameters. Add_Default_Search_Dirs; -- Get target parameters so that AAMP_On_Target will be set, for testing in -- Osint.Program_Name to handle the mapping of GNAAMP tool names. Targparm.Get_Target_Parameters; -- Put the command line in environment variable GNAT_DRIVER_COMMAND_LINE, -- so that the spawned tool may know the way the GNAT driver was invoked. Name_Len := 0; Add_Str_To_Name_Buffer (Command_Name); for J in 1 .. Argument_Count loop Add_Char_To_Name_Buffer (' '); Add_Str_To_Name_Buffer (Argument (J)); end loop; -- On OpenVMS, setenv creates a logical whose length is limited to -- 255 bytes. if OpenVMS and then Name_Len > Max_OpenVMS_Logical_Length then Name_Buffer (Max_OpenVMS_Logical_Length - 2 .. Max_OpenVMS_Logical_Length) := "..."; Name_Len := Max_OpenVMS_Logical_Length; end if; Setenv ("GNAT_DRIVER_COMMAND_LINE", Name_Buffer (1 .. Name_Len)); -- Add the directory where the GNAT driver is invoked in front of the path, -- if the GNAT driver is invoked with directory information. Do not do this -- for VMS, where the notion of path does not really exist. if not OpenVMS then declare Command : constant String := Command_Name; begin for Index in reverse Command'Range loop if Command (Index) = Directory_Separator then declare Absolute_Dir : constant String := Normalize_Pathname (Command (Command'First .. Index)); PATH : constant String := Absolute_Dir & Path_Separator & Getenv ("PATH").all; begin Setenv ("PATH", PATH); end; exit; end if; end loop; end; end if; -- If on VMS, or if VMS emulation is on, convert VMS style /qualifiers, -- filenames and pathnames to Unix style. if Hostparm.OpenVMS or else To_Lower (Getenv ("EMULATE_VMS").all) = "true" then VMS_Conversion (The_Command); B_Start := new String'("b__"); -- If not on VMS, scan the command line directly else if Argument_Count = 0 then Non_VMS_Usage; return; else begin loop if Argument_Count > Command_Arg and then Argument (Command_Arg) = "-v" then Verbose_Mode := True; Command_Arg := Command_Arg + 1; elsif Argument_Count > Command_Arg and then Argument (Command_Arg) = "-dn" then Keep_Temporary_Files := True; Command_Arg := Command_Arg + 1; else exit; end if; end loop; The_Command := Real_Command_Type'Value (Argument (Command_Arg)); if Command_List (The_Command).VMS_Only then Non_VMS_Usage; Fail ("Command """ & Command_List (The_Command).Cname.all & """ can only be used on VMS"); end if; exception when Constraint_Error => -- Check if it is an alternate command declare Alternate : Alternate_Command; begin Alternate := Alternate_Command'Value (Argument (Command_Arg)); The_Command := Corresponding_To (Alternate); exception when Constraint_Error => Non_VMS_Usage; Fail ("Unknown command: " & Argument (Command_Arg)); end; end; -- Get the arguments from the command line and from the eventual -- argument file(s) specified on the command line. for Arg in Command_Arg + 1 .. Argument_Count loop declare The_Arg : constant String := Argument (Arg); begin -- Check if an argument file is specified if The_Arg (The_Arg'First) = '@' then declare Arg_File : Ada.Text_IO.File_Type; Line : String (1 .. 256); Last : Natural; begin -- Open the file and fail if the file cannot be found begin Open (Arg_File, In_File, The_Arg (The_Arg'First + 1 .. The_Arg'Last)); exception when others => Put (Standard_Error, "Cannot open argument file """); Put (Standard_Error, The_Arg (The_Arg'First + 1 .. The_Arg'Last)); Put_Line (Standard_Error, """"); raise Error_Exit; end; -- Read line by line and put the content of each non- -- empty line in the Last_Switches table. while not End_Of_File (Arg_File) loop Get_Line (Arg_File, Line, Last); if Last /= 0 then Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'(Line (1 .. Last)); end if; end loop; Close (Arg_File); end; else -- It is not an argument file; just put the argument in -- the Last_Switches table. Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'(The_Arg); end if; end; end loop; end if; end if; declare Program : String_Access; Exec_Path : String_Access; begin if The_Command = Stack then -- Never call gnatstack with a prefix Program := new String'(Command_List (The_Command).Unixcmd.all); else Program := Program_Name (Command_List (The_Command).Unixcmd.all, "gnat"); end if; -- For the tools where the GNAT driver processes the project files, -- allow shared library projects to import projects that are not shared -- library projects, to avoid adding a switch for these tools. For the -- builder (gnatmake), if a shared library project imports a project -- that is not a shared library project and the appropriate switch is -- not specified, the invocation of gnatmake will fail. Opt.Unchecked_Shared_Lib_Imports := True; -- Locate the executable for the command Exec_Path := Locate_Exec_On_Path (Program.all); if Exec_Path = null then Put_Line (Standard_Error, "could not locate " & Program.all); raise Error_Exit; end if; -- If there are switches for the executable, put them as first switches if Command_List (The_Command).Unixsws /= null then for J in Command_List (The_Command).Unixsws'Range loop First_Switches.Increment_Last; First_Switches.Table (First_Switches.Last) := Command_List (The_Command).Unixsws (J); end loop; end if; -- For BIND, CHECK, ELIM, FIND, LINK, LIST, METRIC, PRETTY, STACK, STUB, -- SYNC and XREF, look for project file related switches. case The_Command is when Bind => Tool_Package_Name := Name_Binder; Packages_To_Check := Packages_To_Check_By_Binder; when Check => Tool_Package_Name := Name_Check; Packages_To_Check := Packages_To_Check_By_Check; when Elim => Tool_Package_Name := Name_Eliminate; Packages_To_Check := Packages_To_Check_By_Eliminate; when Find => Tool_Package_Name := Name_Finder; Packages_To_Check := Packages_To_Check_By_Finder; when Link => Tool_Package_Name := Name_Linker; Packages_To_Check := Packages_To_Check_By_Linker; when List => Tool_Package_Name := Name_Gnatls; Packages_To_Check := Packages_To_Check_By_Gnatls; when Metric => Tool_Package_Name := Name_Metrics; Packages_To_Check := Packages_To_Check_By_Metric; when Pretty => Tool_Package_Name := Name_Pretty_Printer; Packages_To_Check := Packages_To_Check_By_Pretty; when Stack => Tool_Package_Name := Name_Stack; Packages_To_Check := Packages_To_Check_By_Stack; when Stub => Tool_Package_Name := Name_Gnatstub; Packages_To_Check := Packages_To_Check_By_Gnatstub; when Sync => Tool_Package_Name := Name_Synchronize; Packages_To_Check := Packages_To_Check_By_Sync; when Xref => Tool_Package_Name := Name_Cross_Reference; Packages_To_Check := Packages_To_Check_By_Xref; when others => Tool_Package_Name := No_Name; end case; if Tool_Package_Name /= No_Name then -- Check that the switches are consistent. Detect project file -- related switches. Inspect_Switches : declare Arg_Num : Positive := 1; Argv : String_Access; procedure Remove_Switch (Num : Positive); -- Remove a project related switch from table Last_Switches ------------------- -- Remove_Switch -- ------------------- procedure Remove_Switch (Num : Positive) is begin Last_Switches.Table (Num .. Last_Switches.Last - 1) := Last_Switches.Table (Num + 1 .. Last_Switches.Last); Last_Switches.Decrement_Last; end Remove_Switch; -- Start of processing for Inspect_Switches begin while Arg_Num <= Last_Switches.Last loop Argv := Last_Switches.Table (Arg_Num); if Argv (Argv'First) = '-' then if Argv'Length = 1 then Fail ("switch character cannot be followed by a blank"); end if; -- The two style project files (-p and -P) cannot be used -- together if (The_Command = Find or else The_Command = Xref) and then Argv (2) = 'p' then Old_Project_File_Used := True; if Project_File /= null then Fail ("-P and -p cannot be used together"); end if; end if; -- --subdirs=... Specify Subdirs if Argv'Length > Makeutl.Subdirs_Option'Length and then Argv (Argv'First .. Argv'First + Makeutl.Subdirs_Option'Length - 1) = Makeutl.Subdirs_Option then Subdirs := new String' (Argv (Argv'First + Makeutl.Subdirs_Option'Length .. Argv'Last)); Remove_Switch (Arg_Num); -- -aPdir Add dir to the project search path elsif Argv'Length > 3 and then Argv (Argv'First + 1 .. Argv'First + 2) = "aP" then Prj.Env.Add_Directories (Root_Environment.Project_Path, Argv (Argv'First + 3 .. Argv'Last)); Remove_Switch (Arg_Num); -- -eL Follow links for files elsif Argv.all = "-eL" then Follow_Links_For_Files := True; Follow_Links_For_Dirs := True; Remove_Switch (Arg_Num); -- -vPx Specify verbosity while parsing project files elsif Argv'Length = 4 and then Argv (Argv'First + 1 .. Argv'First + 2) = "vP" then case Argv (Argv'Last) is when '0' => Current_Verbosity := Prj.Default; when '1' => Current_Verbosity := Prj.Medium; when '2' => Current_Verbosity := Prj.High; when others => Fail ("Invalid switch: " & Argv.all); end case; Remove_Switch (Arg_Num); -- -Pproject_file Specify project file to be used elsif Argv (Argv'First + 1) = 'P' then -- Only one -P switch can be used if Project_File /= null then Fail (Argv.all & ": second project file forbidden (first is """ & Project_File.all & """)"); -- The two style project files (-p and -P) cannot be -- used together. elsif Old_Project_File_Used then Fail ("-p and -P cannot be used together"); elsif Argv'Length = 2 then -- There is space between -P and the project file -- name. -P cannot be the last option. if Arg_Num = Last_Switches.Last then Fail ("project file name missing after -P"); else Remove_Switch (Arg_Num); Argv := Last_Switches.Table (Arg_Num); -- After -P, there must be a project file name, -- not another switch. if Argv (Argv'First) = '-' then Fail ("project file name missing after -P"); else Project_File := new String'(Argv.all); end if; end if; else -- No space between -P and project file name Project_File := new String'(Argv (Argv'First + 2 .. Argv'Last)); end if; Remove_Switch (Arg_Num); -- -Xexternal=value Specify an external reference to be -- used in project files elsif Argv'Length >= 5 and then Argv (Argv'First + 1) = 'X' then if not Check (Root_Environment.External, Argv (Argv'First + 2 .. Argv'Last)) then Fail (Argv.all & " is not a valid external assignment."); end if; Remove_Switch (Arg_Num); elsif (The_Command = Check or else The_Command = Sync or else The_Command = Pretty or else The_Command = Metric or else The_Command = Stack or else The_Command = List) and then Argv'Length = 2 and then Argv (2) = 'U' then All_Projects := True; Remove_Switch (Arg_Num); else Arg_Num := Arg_Num + 1; end if; elsif ((The_Command = Check and then Argv (Argv'First) /= '+') or else The_Command = Sync or else The_Command = Metric or else The_Command = Pretty) and then Project_File /= null and then All_Projects then if ASIS_Main /= null then Fail ("cannot specify more than one main after -U"); else ASIS_Main := Argv; Remove_Switch (Arg_Num); end if; else Arg_Num := Arg_Num + 1; end if; end loop; end Inspect_Switches; end if; -- If there is a project file specified, parse it, get the switches -- for the tool and setup PATH environment variables. if Project_File /= null then Prj.Pars.Set_Verbosity (To => Current_Verbosity); Prj.Pars.Parse (Project => Project, In_Tree => Project_Tree, In_Node_Tree => Project_Node_Tree, Project_File_Name => Project_File.all, Env => Root_Environment, Packages_To_Check => Packages_To_Check); -- Prj.Pars.Parse calls Set_Standard_Output, reset to stderr Set_Standard_Error; if Project = Prj.No_Project then Fail ("""" & Project_File.all & """ processing failed"); end if; -- Check if a package with the name of the tool is in the project -- file and if there is one, get the switches, if any, and scan them. declare Pkg : constant Prj.Package_Id := Prj.Util.Value_Of (Name => Tool_Package_Name, In_Packages => Project.Decl.Packages, Shared => Project_Tree.Shared); Element : Package_Element; Switches_Array : Array_Element_Id; The_Switches : Prj.Variable_Value; Current : Prj.String_List_Id; The_String : String_Element; Main : String_Access := null; begin if Pkg /= No_Package then Element := Project_Tree.Shared.Packages.Table (Pkg); -- Packages Gnatls and Gnatstack have a single attribute -- Switches, that is not an associative array. if The_Command = List or else The_Command = Stack then The_Switches := Prj.Util.Value_Of (Variable_Name => Snames.Name_Switches, In_Variables => Element.Decl.Attributes, Shared => Project_Tree.Shared); -- Packages Binder (for gnatbind), Cross_Reference (for -- gnatxref), Linker (for gnatlink), Finder (for gnatfind), -- Pretty_Printer (for gnatpp), Eliminate (for gnatelim), Check -- (for gnatcheck), and Metric (for gnatmetric) have an -- attributed Switches, an associative array, indexed by the -- name of the file. -- They also have an attribute Default_Switches, indexed by the -- name of the programming language. else -- First check if there is a single main for J in 1 .. Last_Switches.Last loop if Last_Switches.Table (J) (1) /= '-' then if Main = null then Main := Last_Switches.Table (J); else Main := null; exit; end if; end if; end loop; if Main /= null then Switches_Array := Prj.Util.Value_Of (Name => Name_Switches, In_Arrays => Element.Decl.Arrays, Shared => Project_Tree.Shared); Name_Len := 0; Add_Str_To_Name_Buffer (Main.all); The_Switches := Prj.Util.Value_Of (Index => Name_Find, Src_Index => 0, In_Array => Switches_Array, Shared => Project_Tree.Shared); end if; if The_Switches.Kind = Prj.Undefined then Switches_Array := Prj.Util.Value_Of (Name => Name_Default_Switches, In_Arrays => Element.Decl.Arrays, Shared => Project_Tree.Shared); The_Switches := Prj.Util.Value_Of (Index => Name_Ada, Src_Index => 0, In_Array => Switches_Array, Shared => Project_Tree.Shared); end if; end if; -- If there are switches specified in the package of the -- project file corresponding to the tool, scan them. case The_Switches.Kind is when Prj.Undefined => null; when Prj.Single => declare Switch : constant String := Get_Name_String (The_Switches.Value); begin if Switch'Length > 0 then First_Switches.Increment_Last; First_Switches.Table (First_Switches.Last) := new String'(Switch); end if; end; when Prj.List => Current := The_Switches.Values; while Current /= Prj.Nil_String loop The_String := Project_Tree.Shared.String_Elements. Table (Current); declare Switch : constant String := Get_Name_String (The_String.Value); begin if Switch'Length > 0 then First_Switches.Increment_Last; First_Switches.Table (First_Switches.Last) := new String'(Switch); end if; end; Current := The_String.Next; end loop; end case; end if; end; if The_Command = Bind or else The_Command = Link or else The_Command = Elim then Change_Dir (Get_Name_String (Project.Object_Directory.Name)); end if; -- Set up the env vars for project path files Prj.Env.Set_Ada_Paths (Project, Project_Tree, Including_Libraries => False); -- For gnatcheck, gnatstub, gnatmetric, gnatpp and gnatelim, create -- a configuration pragmas file, if necessary. if The_Command = Pretty or else The_Command = Metric or else The_Command = Stub or else The_Command = Elim or else The_Command = Check or else The_Command = Sync then -- If there are switches in package Compiler, put them in the -- Carg_Switches table. declare Pkg : constant Prj.Package_Id := Prj.Util.Value_Of (Name => Name_Compiler, In_Packages => Project.Decl.Packages, Shared => Project_Tree.Shared); Element : Package_Element; Switches_Array : Array_Element_Id; The_Switches : Prj.Variable_Value; Current : Prj.String_List_Id; The_String : String_Element; Main : String_Access := null; Main_Id : Name_Id; begin if Pkg /= No_Package then -- First, check if there is a single main specified for J in 1 .. Last_Switches.Last loop if Last_Switches.Table (J) (1) /= '-' then if Main = null then Main := Last_Switches.Table (J); else Main := null; exit; end if; end if; end loop; Element := Project_Tree.Shared.Packages.Table (Pkg); -- If there is a single main and there is compilation -- switches specified in the project file, use them. if Main /= null and then not All_Projects then Name_Len := Main'Length; Name_Buffer (1 .. Name_Len) := Main.all; Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len)); Main_Id := Name_Find; Switches_Array := Prj.Util.Value_Of (Name => Name_Switches, In_Arrays => Element.Decl.Arrays, Shared => Project_Tree.Shared); The_Switches := Prj.Util.Value_Of (Index => Main_Id, Src_Index => 0, In_Array => Switches_Array, Shared => Project_Tree.Shared); end if; -- Otherwise, get the Default_Switches ("Ada") if The_Switches.Kind = Undefined then Switches_Array := Prj.Util.Value_Of (Name => Name_Default_Switches, In_Arrays => Element.Decl.Arrays, Shared => Project_Tree.Shared); The_Switches := Prj.Util.Value_Of (Index => Name_Ada, Src_Index => 0, In_Array => Switches_Array, Shared => Project_Tree.Shared); end if; -- If there are switches specified, put them in the -- Carg_Switches table. case The_Switches.Kind is when Prj.Undefined => null; when Prj.Single => declare Switch : constant String := Get_Name_String (The_Switches.Value); begin if Switch'Length > 0 then Add_To_Carg_Switches (new String'(Switch)); end if; end; when Prj.List => Current := The_Switches.Values; while Current /= Prj.Nil_String loop The_String := Project_Tree.Shared.String_Elements .Table (Current); declare Switch : constant String := Get_Name_String (The_String.Value); begin if Switch'Length > 0 then Add_To_Carg_Switches (new String'(Switch)); end if; end; Current := The_String.Next; end loop; end case; end if; end; -- If -cargs is one of the switches, move the following switches -- to the Carg_Switches table. for J in 1 .. First_Switches.Last loop if First_Switches.Table (J).all = "-cargs" then declare K : Positive; Last : Natural; begin -- Move the switches that are before -rules when the -- command is CHECK. K := J + 1; while K <= First_Switches.Last and then (The_Command /= Check or else First_Switches.Table (K).all /= "-rules") loop Add_To_Carg_Switches (First_Switches.Table (K)); K := K + 1; end loop; if K > First_Switches.Last then First_Switches.Set_Last (J - 1); else Last := J - 1; while K <= First_Switches.Last loop Last := Last + 1; First_Switches.Table (Last) := First_Switches.Table (K); K := K + 1; end loop; First_Switches.Set_Last (Last); end if; end; exit; end if; end loop; for J in 1 .. Last_Switches.Last loop if Last_Switches.Table (J).all = "-cargs" then declare K : Positive; Last : Natural; begin -- Move the switches that are before -rules when the -- command is CHECK. K := J + 1; while K <= Last_Switches.Last and then (The_Command /= Check or else Last_Switches.Table (K).all /= "-rules") loop Add_To_Carg_Switches (Last_Switches.Table (K)); K := K + 1; end loop; if K > Last_Switches.Last then Last_Switches.Set_Last (J - 1); else Last := J - 1; while K <= Last_Switches.Last loop Last := Last + 1; Last_Switches.Table (Last) := Last_Switches.Table (K); K := K + 1; end loop; Last_Switches.Set_Last (Last); end if; end; exit; end if; end loop; declare CP_File : constant Path_Name_Type := Configuration_Pragmas_File; M_File : constant Path_Name_Type := Mapping_File; begin if CP_File /= No_Path then if The_Command = Elim then First_Switches.Increment_Last; First_Switches.Table (First_Switches.Last) := new String'("-C" & Get_Name_String (CP_File)); else Add_To_Carg_Switches (new String'("-gnatec=" & Get_Name_String (CP_File))); end if; end if; if M_File /= No_Path then Add_To_Carg_Switches (new String'("-gnatem=" & Get_Name_String (M_File))); end if; -- For gnatcheck, also indicate a global configuration pragmas -- file and, if -U is not used, a local one. if The_Command = Check then declare Pkg : constant Prj.Package_Id := Prj.Util.Value_Of (Name => Name_Builder, In_Packages => Project.Decl.Packages, Shared => Project_Tree.Shared); Variable : Variable_Value := Prj.Util.Value_Of (Name => No_Name, Attribute_Or_Array_Name => Name_Global_Configuration_Pragmas, In_Package => Pkg, Shared => Project_Tree.Shared); begin if (Variable = Nil_Variable_Value or else Length_Of_Name (Variable.Value) = 0) and then Pkg /= No_Package then Variable := Prj.Util.Value_Of (Name => Name_Ada, Attribute_Or_Array_Name => Name_Global_Config_File, In_Package => Pkg, Shared => Project_Tree.Shared); end if; if Variable /= Nil_Variable_Value and then Length_Of_Name (Variable.Value) /= 0 then Add_To_Carg_Switches (new String' ("-gnatec=" & Get_Name_String (Variable.Value))); end if; end; if not All_Projects then declare Pkg : constant Prj.Package_Id := Prj.Util.Value_Of (Name => Name_Compiler, In_Packages => Project.Decl.Packages, Shared => Project_Tree.Shared); Variable : Variable_Value := Prj.Util.Value_Of (Name => No_Name, Attribute_Or_Array_Name => Name_Local_Configuration_Pragmas, In_Package => Pkg, Shared => Project_Tree.Shared); begin if (Variable = Nil_Variable_Value or else Length_Of_Name (Variable.Value) = 0) and then Pkg /= No_Package then Variable := Prj.Util.Value_Of (Name => Name_Ada, Attribute_Or_Array_Name => Name_Local_Config_File, In_Package => Pkg, Shared => Project_Tree.Shared); end if; if Variable /= Nil_Variable_Value and then Length_Of_Name (Variable.Value) /= 0 then Add_To_Carg_Switches (new String' ("-gnatec=" & Get_Name_String (Variable.Value))); end if; end; end if; end if; end; end if; if The_Command = Link then Process_Link; end if; if The_Command = Link or else The_Command = Bind then -- For files that are specified as relative paths with directory -- information, we convert them to absolute paths, with parent -- being the current working directory if specified on the command -- line and the project directory if specified in the project -- file. This is what gnatmake is doing for linker and binder -- arguments. for J in 1 .. Last_Switches.Last loop GNATCmd.Test_If_Relative_Path (Last_Switches.Table (J), Current_Work_Dir); end loop; Get_Name_String (Project.Directory.Name); declare Project_Dir : constant String := Name_Buffer (1 .. Name_Len); begin for J in 1 .. First_Switches.Last loop GNATCmd.Test_If_Relative_Path (First_Switches.Table (J), Project_Dir); end loop; end; elsif The_Command = Stub then declare File_Index : Integer := 0; Dir_Index : Integer := 0; Last : constant Integer := Last_Switches.Last; Lang : constant Language_Ptr := Get_Language_From_Name (Project, "ada"); begin for Index in 1 .. Last loop if Last_Switches.Table (Index) (Last_Switches.Table (Index)'First) /= '-' then File_Index := Index; exit; end if; end loop; -- If the project file naming scheme is not standard, and if -- the file name ends with the spec suffix, then indicate to -- gnatstub the name of the body file with a -o switch. if not Is_Standard_GNAT_Naming (Lang.Config.Naming_Data) then if File_Index /= 0 then declare Spec : constant String := Base_Name (Last_Switches.Table (File_Index).all); Last : Natural := Spec'Last; begin Get_Name_String (Lang.Config.Naming_Data.Spec_Suffix); if Spec'Length > Name_Len and then Spec (Last - Name_Len + 1 .. Last) = Name_Buffer (1 .. Name_Len) then Last := Last - Name_Len; Get_Name_String (Lang.Config.Naming_Data.Body_Suffix); Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'("-o"); Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String'(Spec (Spec'First .. Last) & Name_Buffer (1 .. Name_Len)); end if; end; end if; end if; -- Add the directory of the spec as the destination directory -- of the body, if there is no destination directory already -- specified. if File_Index /= 0 then for Index in File_Index + 1 .. Last loop if Last_Switches.Table (Index) (Last_Switches.Table (Index)'First) /= '-' then Dir_Index := Index; exit; end if; end loop; if Dir_Index = 0 then Last_Switches.Increment_Last; Last_Switches.Table (Last_Switches.Last) := new String' (Dir_Name (Last_Switches.Table (File_Index).all)); end if; end if; end; end if; -- For gnatmetric, the generated files should be put in the object -- directory. This must be the first switch, because it may be -- overridden by a switch in package Metrics in the project file or -- by a command line option. Note that we don't add the -d= switch -- if there is no object directory available. if The_Command = Metric and then Project.Object_Directory /= No_Path_Information then First_Switches.Increment_Last; First_Switches.Table (2 .. First_Switches.Last) := First_Switches.Table (1 .. First_Switches.Last - 1); First_Switches.Table (1) := new String'("-d=" & Get_Name_String (Project.Object_Directory.Name)); end if; -- For gnat check, -rules and the following switches need to be the -- last options, so move all these switches to table Rules_Switches. if The_Command = Check then declare New_Last : Natural; -- Set to rank of options preceding "-rules" In_Rules_Switches : Boolean; -- Set to True when options "-rules" is found begin New_Last := First_Switches.Last; In_Rules_Switches := False; for J in 1 .. First_Switches.Last loop if In_Rules_Switches then Add_To_Rules_Switches (First_Switches.Table (J)); elsif First_Switches.Table (J).all = "-rules" then New_Last := J - 1; In_Rules_Switches := True; end if; end loop; if In_Rules_Switches then First_Switches.Set_Last (New_Last); end if; New_Last := Last_Switches.Last; In_Rules_Switches := False; for J in 1 .. Last_Switches.Last loop if In_Rules_Switches then Add_To_Rules_Switches (Last_Switches.Table (J)); elsif Last_Switches.Table (J).all = "-rules" then New_Last := J - 1; In_Rules_Switches := True; end if; end loop; if In_Rules_Switches then Last_Switches.Set_Last (New_Last); end if; end; end if; -- For gnat check, sync, metric or pretty with -U + a main, get the -- list of sources from the closure and add them to the arguments. if ASIS_Main /= null then Get_Closure; -- On VMS, set up the env var again for source dirs file. This is -- because the call to gnatmake has set this env var to another -- file that has now been deleted. if Hostparm.OpenVMS then -- First make sure that the recorded file names are empty Prj.Env.Initialize (Project_Tree); Prj.Env.Set_Ada_Paths (Project, Project_Tree, Including_Libraries => False); end if; -- For gnat check, gnat sync, gnat pretty, gnat metric, gnat list, -- and gnat stack, if no file has been put on the command line, call -- tool with all the sources of the main project. elsif The_Command = Check or else The_Command = Sync or else The_Command = Pretty or else The_Command = Metric or else The_Command = List or else The_Command = Stack then Check_Files; end if; end if; -- Gather all the arguments and invoke the executable declare The_Args : Argument_List (1 .. First_Switches.Last + Last_Switches.Last + Carg_Switches.Last + Rules_Switches.Last); Arg_Num : Natural := 0; begin for J in 1 .. First_Switches.Last loop Arg_Num := Arg_Num + 1; The_Args (Arg_Num) := First_Switches.Table (J); end loop; for J in 1 .. Last_Switches.Last loop Arg_Num := Arg_Num + 1; The_Args (Arg_Num) := Last_Switches.Table (J); end loop; for J in 1 .. Carg_Switches.Last loop Arg_Num := Arg_Num + 1; The_Args (Arg_Num) := Carg_Switches.Table (J); end loop; for J in 1 .. Rules_Switches.Last loop Arg_Num := Arg_Num + 1; The_Args (Arg_Num) := Rules_Switches.Table (J); end loop; -- If Display_Command is on, only display the generated command if Display_Command then Put (Standard_Error, "generated command -->"); Put (Standard_Error, Exec_Path.all); for Arg in The_Args'Range loop Put (Standard_Error, " "); Put (Standard_Error, The_Args (Arg).all); end loop; Put (Standard_Error, "<--"); New_Line (Standard_Error); raise Normal_Exit; end if; if Verbose_Mode then Output.Write_Str (Exec_Path.all); for Arg in The_Args'Range loop Output.Write_Char (' '); Output.Write_Str (The_Args (Arg).all); end loop; Output.Write_Eol; end if; My_Exit_Status := Exit_Status (Spawn (Exec_Path.all, The_Args)); raise Normal_Exit; end; end; exception when Error_Exit => if not Keep_Temporary_Files then Prj.Delete_All_Temp_Files (Project_Tree.Shared); Delete_Temp_Config_Files; end if; Set_Exit_Status (Failure); when Normal_Exit => if not Keep_Temporary_Files then Prj.Delete_All_Temp_Files (Project_Tree.Shared); Delete_Temp_Config_Files; end if; -- Since GNATCmd is normally called from DCL (the VMS shell), it must -- return an understandable VMS exit status. However the exit status -- returned *to* GNATCmd is a Posix style code, so we test it and return -- just a simple success or failure on VMS. if Hostparm.OpenVMS and then My_Exit_Status /= Success then Set_Exit_Status (Failure); else Set_Exit_Status (My_Exit_Status); end if; end GNATCmd;
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