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Diffstat (limited to 'gcc-4.2.1/gcc/ada/gnatcmd.adb')
| -rw-r--r-- | gcc-4.2.1/gcc/ada/gnatcmd.adb | 2131 |
1 files changed, 0 insertions, 2131 deletions
diff --git a/gcc-4.2.1/gcc/ada/gnatcmd.adb b/gcc-4.2.1/gcc/ada/gnatcmd.adb deleted file mode 100644 index 628a11a0d..000000000 --- a/gcc-4.2.1/gcc/ada/gnatcmd.adb +++ /dev/null @@ -1,2131 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- G N A T C M D -- --- -- --- B o d y -- --- -- --- Copyright (C) 1996-2006, 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 2, 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 COPYING. If not, write -- --- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, -- --- Boston, MA 02110-1301, USA. -- --- -- --- 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 MLib.Tgt; use MLib.Tgt; -with MLib.Utl; -with Namet; use Namet; -with Opt; use Opt; -with Osint; use Osint; -with Output; -with Prj; use Prj; -with Prj.Env; -with Prj.Ext; use Prj.Ext; -with Prj.Pars; -with Prj.Util; use Prj.Util; -with Sinput.P; -with Snames; use Snames; -with Table; -with Types; use Types; -with Hostparm; use Hostparm; --- Used to determine if we are in VMS or not for error message purposes - -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; - -with VMS_Conv; use VMS_Conv; - -procedure GNATCmd is - Project_Tree : constant Project_Tree_Ref := new Project_Tree_Data; - Project_File : String_Access; - Project : Prj.Project_Id; - Current_Verbosity : Prj.Verbosity := Prj.Default; - Tool_Package_Name : Name_Id := No_Name; - - 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 conjonction - -- with -P. - - Max_Files_On_The_Command_Line : constant := 30; -- Arbitrary - - Temp_File_Name : String_Access := null; - -- The name of the temporary text file to put a list of source/object - -- files to pass to a tool, when there are more than - -- Max_Files_On_The_Command_Line files. - - 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. - - Naming_String : constant String_Access := new String'("naming"); - Binder_String : constant String_Access := new String'("binder"); - Compiler_String : constant String_Access := new String'("compiler"); - Check_String : constant String_Access := new String'("check"); - Eliminate_String : constant String_Access := new String'("eliminate"); - Finder_String : constant String_Access := new String'("finder"); - Linker_String : constant String_Access := new String'("linker"); - Gnatls_String : constant String_Access := new String'("gnatls"); - Pretty_String : constant String_Access := new String'("pretty_printer"); - Gnatstub_String : constant String_Access := new String'("gnatstub"); - Metric_String : constant String_Access := new String'("metrics"); - Xref_String : constant String_Access := 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, Check_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_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 PRETTY and GNAT METRIC to indicate that - -- the underlying tool (gnatcheck, gnatpp or gnatmetric) should be invoked - -- for all sources of all projects. - - ----------------------- - -- 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 and GNAT METRIC, check if a project - -- file is specified, without any file arguments. 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. - -- 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 Name_Id; - -- 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). - - procedure Delete_Temp_Config_Files; - -- Delete all temporary config files - - function Index (Char : Character; Str : String) return Natural; - -- Returns the first occurrence of Char in Str. - -- Returns 0 if Char is not in Str. - - 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; - There_Are_Libraries : 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_Data : Prj.Unit_Data; - Subunit : Boolean := False; - - begin - -- Check if there is at least one argument that is not a switch - - for Index in 1 .. Last_Switches.Last loop - if Last_Switches.Table (Index) (1) /= '-' then - Add_Sources := False; - exit; - end if; - end loop; - - -- If all arguments were switches, add the path names of - -- all the sources of the main project. - - if Add_Sources then - declare - Current_Last : constant Integer := Last_Switches.Last; - begin - for Unit in Unit_Table.First .. - Unit_Table.Last (Project_Tree.Units) - loop - Unit_Data := Project_Tree.Units.Table (Unit); - - -- For gnatls, we only need to put the library units, - -- body or spec, but not the subunits. - - if The_Command = List then - if - Unit_Data.File_Names (Body_Part).Name /= No_Name - then - -- There is a body; check if it is for this - -- project. - - if Unit_Data.File_Names (Body_Part).Project = - Project - then - Subunit := False; - - if Unit_Data.File_Names (Specification).Name = - No_Name - 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 : Source_File_Index; - - begin - Src_Ind := Sinput.P.Load_Project_File - (Get_Name_String - (Unit_Data.File_Names - (Body_Part).Path)); - - 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_Data.File_Names - (Body_Part).Display_Name)); - end if; - end if; - - elsif Unit_Data.File_Names (Specification).Name /= - No_Name - then - -- We have a spec with no body; check if it is - -- for this project. - - if Unit_Data.File_Names (Specification).Project = - Project - then - Last_Switches.Increment_Last; - Last_Switches.Table (Last_Switches.Last) := - new String' - (Get_Name_String - (Unit_Data.File_Names - (Specification).Display_Name)); - end if; - end if; - - else - -- For gnatcheck, gnatpp and gnatmetric, put all sources - -- of the project, or of all projects if -U was specified. - - for Kind in Spec_Or_Body loop - - -- Put only sources that belong to the main - -- project. - - if Check_Project - (Unit_Data.File_Names (Kind).Project, Project) - then - Last_Switches.Increment_Last; - Last_Switches.Table (Last_Switches.Last) := - new String' - (Get_Name_String - (Unit_Data.File_Names - (Kind).Display_Path)); - end if; - end loop; - end if; - end loop; - - -- If the list of files is too long, create a temporary - -- text file that lists these files, and pass this temp - -- file to gnatcheck, gnatpp or gnatmetric using switch -files=. - - if Last_Switches.Last - Current_Last > - Max_Files_On_The_Command_Line - then - declare - Temp_File_FD : File_Descriptor; - Buffer : String (1 .. 1_000); - Len : Natural; - OK : Boolean := True; - - begin - Create_Temp_File (Temp_File_FD, Temp_File_Name); - - if Temp_File_Name /= null then - for Index in Current_Last + 1 .. - Last_Switches.Last - loop - Len := Last_Switches.Table (Index)'Length; - Buffer (1 .. Len) := - Last_Switches.Table (Index).all; - Len := Len + 1; - Buffer (Len) := ASCII.LF; - Buffer (Len + 1) := ASCII.NUL; - OK := - Write (Temp_File_FD, - Buffer (1)'Address, - Len) = Len; - exit when not OK; - end loop; - - if OK then - Close (Temp_File_FD, OK); - else - Close (Temp_File_FD, OK); - OK := False; - end if; - - -- If there were any problem creating the temp - -- file, then pass the list of files. - - if OK then - - -- Replace the list of files with - -- "-files=<temp file name>". - - Last_Switches.Set_Last (Current_Last + 1); - Last_Switches.Table (Last_Switches.Last) := - new String'("-files=" & Temp_File_Name.all); - end if; - end if; - end; - end if; - end; - end if; - end Check_Files; - - ------------------- - -- Check_Project -- - ------------------- - - function Check_Project - (Project : Project_Id; - Root_Project : Project_Id) return Boolean - is - begin - if Project = No_Project then - return False; - - elsif All_Projects or Project = Root_Project then - return True; - - elsif The_Command = Metric then - declare - Data : Project_Data := - Project_Tree.Projects.Table (Root_Project); - - begin - while Data.Extends /= No_Project loop - if Project = Data.Extends then - return True; - end if; - - Data := Project_Tree.Projects.Table (Data.Extends); - end loop; - end; - 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_Tree.Projects.Table - (Project).Exec_Directory); - - 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 Name_Id is - begin - Prj.Env.Create_Config_Pragmas_File - (Project, Project, Project_Tree, Include_Config_Files => False); - return Project_Tree.Projects.Table (Project).Config_File_Name; - end Configuration_Pragmas_File; - - ------------------------------ - -- Delete_Temp_Config_Files -- - ------------------------------ - - procedure Delete_Temp_Config_Files is - Success : Boolean; - - begin - if not Keep_Temporary_Files then - if Project /= No_Project then - for Prj in Project_Table.First .. - Project_Table.Last (Project_Tree.Projects) - loop - if - Project_Tree.Projects.Table (Prj).Config_File_Temp - then - if Verbose_Mode then - Output.Write_Str ("Deleting temp configuration file """); - Output.Write_Str - (Get_Name_String - (Project_Tree.Projects.Table - (Prj).Config_File_Name)); - Output.Write_Line (""""); - end if; - - Delete_File - (Name => Get_Name_String - (Project_Tree.Projects.Table - (Prj).Config_File_Name), - Success => Success); - end if; - 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 /= null then - Delete_File (Temp_File_Name.all, Success); - end if; - end if; - end Delete_Temp_Config_Files; - - ----------- - -- Index -- - ----------- - - function Index (Char : Character; Str : String) return Natural is - begin - for Index in Str'Range loop - if Str (Index) = Char then - return Index; - end if; - end loop; - - return 0; - end Index; - - ------------------ - -- Process_Link -- - ------------------ - - procedure Process_Link is - Look_For_Executable : Boolean := True; - There_Are_Libraries : 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 /= MLib.Tgt.None then - Set_Libraries (Project, Project_Tree, There_Are_Libraries); - end if; - - -- If there are, add the necessary additional switches - - if There_Are_Libraries 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 - -- 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; - 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 - (Project_Tree.Projects.Table - (Prj).Object_Directory); - begin - if Is_Regular_File - (Dir & - Directory_Separator & - 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 & Directory_Separator & - ALI_File (1 .. Last)); - - -- And we are done - - exit Switch_Loop; - end if; - end; - - -- Go to the project being extended, - -- if any. - - Prj := - Project_Tree.Projects.Table (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_Tree.Projects.Table - (Project).Exec_Directory); - Last_Switches.Increment_Last; - Last_Switches.Table (Last_Switches.Last) := - new String'(Name_Buffer (1 .. Name_Len) & - Directory_Separator & - Base_Name (Arg (Arg'First .. Last)) & - Get_Executable_Suffix.all); - exit; - end if; - end if; - end loop; - end if; - end Process_Link; - - --------------------- - -- Set_Library_For -- - --------------------- - - procedure Set_Library_For - (Project : Project_Id; - There_Are_Libraries : in out Boolean) - is - Path_Option : constant String_Access := - MLib.Linker_Library_Path_Option; - - begin - -- Case of library project - - if Project_Tree.Projects.Table (Project).Library then - There_Are_Libraries := True; - - -- Add the -L switch - - Last_Switches.Increment_Last; - Last_Switches.Table (Last_Switches.Last) := - new String'("-L" & - Get_Name_String - (Project_Tree.Projects.Table - (Project).Library_Dir)); - - -- Add the -l switch - - Last_Switches.Increment_Last; - Last_Switches.Table (Last_Switches.Last) := - new String'("-l" & - Get_Name_String - (Project_Tree.Projects.Table - (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_Tree.Projects.Table (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_Tree.Projects.Table - (Project).Library_Dir)); - 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 - if Switch /= null then - - declare - Sw : String (1 .. Switch'Length); - Start : Positive := 1; - - begin - Sw := Switch.all; - - if Sw (1) = '-' then - if Sw'Length >= 3 - and then (Sw (2) = 'A' or else - Sw (2) = 'I' or else - Sw (2) = 'L') - then - Start := 3; - - if Sw = "-I-" then - return; - end if; - - elsif Sw'Length >= 4 - and then (Sw (2 .. 3) = "aL" or else - Sw (2 .. 3) = "aO" or else - Sw (2 .. 3) = "aI") - then - Start := 4; - - elsif Sw'Length >= 7 - and then Sw (2 .. 6) = "-RTS=" - then - Start := 7; - else - return; - end if; - end if; - - -- If the path is relative, test if it includes directory - -- information. If it does, prepend Parent to the path. - - if not Is_Absolute_Path (Sw (Start .. Sw'Last)) then - for J in Start .. Sw'Last loop - if Sw (J) = Directory_Separator then - Switch := - new String' - (Sw (1 .. Start - 1) & - Parent & - Directory_Separator & - Sw (Start .. Sw'Last)); - return; - end if; - end loop; - end if; - end; - end if; - 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 - if not Command_List (C).VMS_Only then - Put ("gnat " & To_Lower (Command_List (C).Cname.all)); - Set_Col (25); - Put (Command_List (C).Unixcmd.all); - - 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 ("Commands find, list, metric, pretty, stub and xref accept " & - "project file switches -vPx, -Pprj and -Xnam=val"); - New_Line; - end Non_VMS_Usage; - - ------------------------------------- - -- Start of processing for GNATCmd -- - ------------------------------------- - -begin - -- Initializations - - Namet.Initialize; - Csets.Initialize; - - Snames.Initialize; - - 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 directory where the GNAT driver is invoked in front of the - -- path, if the GNAT driver is invoked with directory information. - -- Only do this if the platform is not 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); - - -- 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 : constant String := - Program_Name (Command_List (The_Command).Unixcmd.all).all; - - Exec_Path : String_Access; - - begin - -- First deal with built-in command(s) - - if The_Command = Setup then - Process_Setup : - declare - Arg_Num : Positive := 1; - Argv : String_Access; - - begin - while Arg_Num <= Last_Switches.Last loop - Argv := Last_Switches.Table (Arg_Num); - - if Argv (Argv'First) /= '-' then - Fail ("invalid parameter """, Argv.all, """"); - - else - if Argv'Length = 1 then - Fail - ("switch character cannot be followed by a blank"); - end if; - - -- -vPx Specify verbosity while parsing project files - - if 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; - - -- -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 & """)"); - - 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 - Arg_Num := Arg_Num + 1; - 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; - - -- -Xexternal=value Specify an external reference to be - -- used in project files - - elsif Argv'Length >= 5 - and then Argv (Argv'First + 1) = 'X' - then - declare - Equal_Pos : constant Natural := - Index ('=', Argv (Argv'First + 2 .. Argv'Last)); - begin - if Equal_Pos >= Argv'First + 3 and then - Equal_Pos /= Argv'Last then - Add - (External_Name => - Argv (Argv'First + 2 .. Equal_Pos - 1), - Value => Argv (Equal_Pos + 1 .. Argv'Last)); - else - Fail - (Argv.all, - " is not a valid external assignment."); - end if; - end; - - elsif Argv.all = "-v" then - Verbose_Mode := True; - - elsif Argv.all = "-q" then - Quiet_Output := True; - - else - Fail ("invalid parameter """, Argv.all, """"); - end if; - end if; - - Arg_Num := Arg_Num + 1; - end loop; - - if Project_File = null then - Fail ("no project file specified"); - end if; - - Setup_Projects := True; - - Prj.Pars.Set_Verbosity (To => Current_Verbosity); - - -- Missing directories are created during processing of the - -- project tree. - - Prj.Pars.Parse - (Project => Project, - In_Tree => Project_Tree, - Project_File_Name => Project_File.all, - Packages_To_Check => All_Packages); - - if Project = Prj.No_Project then - Fail ("""", Project_File.all, """ processing failed"); - end if; - - -- Processing is done - - return; - end Process_Setup; - end if; - - -- Locate the executable for the command - - Exec_Path := Locate_Exec_On_Path (Program); - - if Exec_Path = null then - Put_Line (Standard_Error, "could not locate " & Program); - 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, FIND, LINK, LIST, PRETTY ad XREF, look for project - -- file related switches. - - if The_Command = Bind - or else The_Command = Check - or else The_Command = Elim - or else The_Command = Find - or else The_Command = Link - or else The_Command = List - or else The_Command = Xref - or else The_Command = Pretty - or else The_Command = Stub - or else The_Command = Metric - then - 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 Stub => - Tool_Package_Name := Name_Gnatstub; - Packages_To_Check := Packages_To_Check_By_Gnatstub; - when Xref => - Tool_Package_Name := Name_Cross_Reference; - Packages_To_Check := Packages_To_Check_By_Xref; - when others => - null; - end case; - - -- 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; - - -- -vPx Specify verbosity while parsing project files - - if 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 - declare - Equal_Pos : constant Natural := - Index ('=', Argv (Argv'First + 2 .. Argv'Last)); - begin - if Equal_Pos >= Argv'First + 3 and then - Equal_Pos /= Argv'Last then - Add (External_Name => - Argv (Argv'First + 2 .. Equal_Pos - 1), - Value => Argv (Equal_Pos + 1 .. Argv'Last)); - else - Fail - (Argv.all, - " is not a valid external assignment."); - end if; - end; - - Remove_Switch (Arg_Num); - - elsif - (The_Command = Check or else - The_Command = Pretty or else - The_Command = Metric) - 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; - - 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, - Project_File_Name => Project_File.all, - Packages_To_Check => Packages_To_Check); - - 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 - Data : constant Prj.Project_Data := - Project_Tree.Projects.Table (Project); - - Pkg : constant Prj.Package_Id := - Prj.Util.Value_Of - (Name => Tool_Package_Name, - In_Packages => Data.Decl.Packages, - In_Tree => Project_Tree); - - Element : Package_Element; - - Default_Switches_Array : Array_Element_Id; - - The_Switches : Prj.Variable_Value; - Current : Prj.String_List_Id; - The_String : String_Element; - - begin - if Pkg /= No_Package then - Element := Project_Tree.Packages.Table (Pkg); - - -- Packages Gnatls has a single attribute Switches, that is - -- not an associative array. - - if The_Command = List then - The_Switches := - Prj.Util.Value_Of - (Variable_Name => Snames.Name_Switches, - In_Variables => Element.Decl.Attributes, - In_Tree => Project_Tree); - - -- 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 - if The_Switches.Kind = Prj.Undefined then - Default_Switches_Array := - Prj.Util.Value_Of - (Name => Name_Default_Switches, - In_Arrays => Element.Decl.Arrays, - In_Tree => Project_Tree); - The_Switches := Prj.Util.Value_Of - (Index => Name_Ada, - Src_Index => 0, - In_Array => Default_Switches_Array, - In_Tree => Project_Tree); - 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.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_Tree.Projects.Table - (Project).Object_Directory)); - 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 - then - -- If there are switches in package Compiler, put them in the - -- Carg_Switches table. - - declare - Data : constant Prj.Project_Data := - Project_Tree.Projects.Table (Project); - - Pkg : constant Prj.Package_Id := - Prj.Util.Value_Of - (Name => Name_Compiler, - In_Packages => Data.Decl.Packages, - In_Tree => Project_Tree); - - Element : Package_Element; - - Default_Switches_Array : Array_Element_Id; - - The_Switches : Prj.Variable_Value; - Current : Prj.String_List_Id; - The_String : String_Element; - - begin - if Pkg /= No_Package then - Element := Project_Tree.Packages.Table (Pkg); - - Default_Switches_Array := - Prj.Util.Value_Of - (Name => Name_Default_Switches, - In_Arrays => Element.Decl.Arrays, - In_Tree => Project_Tree); - The_Switches := Prj.Util.Value_Of - (Index => Name_Ada, - Src_Index => 0, - In_Array => Default_Switches_Array, - In_Tree => Project_Tree); - - -- 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 - 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.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 - for K in J + 1 .. First_Switches.Last loop - Add_To_Carg_Switches (First_Switches.Table (K)); - end loop; - First_Switches.Set_Last (J - 1); - exit; - end if; - end loop; - - for J in 1 .. Last_Switches.Last loop - if Last_Switches.Table (J).all = "-cargs" then - for K in J + 1 .. Last_Switches.Last loop - Add_To_Carg_Switches (Last_Switches.Table (K)); - end loop; - Last_Switches.Set_Last (J - 1); - exit; - end if; - end loop; - - declare - CP_File : constant Name_Id := Configuration_Pragmas_File; - - begin - if CP_File /= No_Name 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; - end; - end if; - - if The_Command = Link then - Process_Link; - end if; - - if The_Command = Link or 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 - Test_If_Relative_Path - (Last_Switches.Table (J), Current_Work_Dir); - end loop; - - Get_Name_String - (Project_Tree.Projects.Table (Project).Directory); - - declare - Project_Dir : constant String := Name_Buffer (1 .. Name_Len); - begin - for J in 1 .. First_Switches.Last loop - Test_If_Relative_Path - (First_Switches.Table (J), Project_Dir); - end loop; - end; - - elsif The_Command = Stub then - declare - Data : constant Prj.Project_Data := - Project_Tree.Projects.Table (Project); - File_Index : Integer := 0; - Dir_Index : Integer := 0; - Last : constant Integer := Last_Switches.Last; - - 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 naming scheme of the project file 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 Data.Naming.Ada_Spec_Suffix /= - Prj.Default_Ada_Spec_Suffix - 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 (Data.Naming.Ada_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 (Data.Naming.Ada_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 - -- overriden by a switch in package Metrics in the project file or by - -- a command line option. - - if The_Command = Metric 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_Tree.Projects.Table - (Project).Object_Directory)); - end if; - - -- For gnat check, -rules and the following switches need to be the - -- last options. So, we 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, gnat pretty, gnat metric ands gnat list, - -- if no file has been put on the command line, call tool with all - -- the sources of the main project. - - if The_Command = Check or else - The_Command = Pretty or else - The_Command = Metric or else - The_Command = List - 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 => - Prj.Env.Delete_All_Path_Files (Project_Tree); - Delete_Temp_Config_Files; - Set_Exit_Status (Failure); - - when Normal_Exit => - Prj.Env.Delete_All_Path_Files (Project_Tree); - Delete_Temp_Config_Files; - - -- 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; |