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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [gcc/] [ada/] [mdll.adb] - Rev 593
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------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- M D L L -- -- -- -- B o d y -- -- -- -- Copyright (C) 1992-2007, 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. -- -- -- ------------------------------------------------------------------------------ -- This package provides the core high level routines used by GNATDLL -- to build Windows DLL. with Ada.Text_IO; with GNAT.Directory_Operations; with MDLL.Utl; with MDLL.Fil; package body MDLL is use Ada; use GNAT; -- Convention used for the library names on Windows: -- DLL: <name>.dll -- Import library: lib<name>.dll function Get_Dll_Name (Lib_Filename : String) return String; -- Returns <Lib_Filename> if it contains a file extension otherwise it -- returns <Lib_Filename>.dll. --------------------------- -- Build_Dynamic_Library -- --------------------------- procedure Build_Dynamic_Library (Ofiles : Argument_List; Afiles : Argument_List; Options : Argument_List; Bargs_Options : Argument_List; Largs_Options : Argument_List; Lib_Filename : String; Def_Filename : String; Lib_Address : String := ""; Build_Import : Boolean := False; Relocatable : Boolean := False; Map_File : Boolean := False) is use type OS_Lib.Argument_List; Base_Filename : constant String := MDLL.Fil.Ext_To (Lib_Filename); Def_File : aliased constant String := Def_Filename; Jnk_File : aliased String := Base_Filename & ".jnk"; Bas_File : aliased constant String := Base_Filename & ".base"; Dll_File : aliased String := Get_Dll_Name (Lib_Filename); Exp_File : aliased String := Base_Filename & ".exp"; Lib_File : aliased constant String := "lib" & Base_Filename & ".dll.a"; Bas_Opt : aliased String := "-Wl,--base-file," & Bas_File; Lib_Opt : aliased String := "-mdll"; Out_Opt : aliased String := "-o"; Adr_Opt : aliased String := "-Wl,--image-base=" & Lib_Address; Map_Opt : aliased String := "-Wl,-Map," & Lib_Filename & ".map"; L_Afiles : Argument_List := Afiles; -- Local afiles list. This list can be reordered to ensure that the -- binder ALI file is not the first entry in this list. All_Options : constant Argument_List := Options & Largs_Options; procedure Build_Reloc_DLL; -- Build a relocatable DLL with only objects file specified. This uses -- the well known five step build (see GNAT User's Guide). procedure Ada_Build_Reloc_DLL; -- Build a relocatable DLL with Ada code. This uses the well known five -- step build (see GNAT User's Guide). procedure Build_Non_Reloc_DLL; -- Build a non relocatable DLL containing no Ada code procedure Ada_Build_Non_Reloc_DLL; -- Build a non relocatable DLL with Ada code --------------------- -- Build_Reloc_DLL -- --------------------- procedure Build_Reloc_DLL is Objects_Exp_File : constant OS_Lib.Argument_List := Exp_File'Unchecked_Access & Ofiles; -- Objects plus the export table (.exp) file Success : Boolean; pragma Warnings (Off, Success); begin if not Quiet then Text_IO.Put_Line ("building relocatable DLL..."); Text_IO.Put ("make " & Dll_File); if Build_Import then Text_IO.Put_Line (" and " & Lib_File); else Text_IO.New_Line; end if; end if; -- 1) Build base file with objects files Utl.Gcc (Output_File => Jnk_File, Files => Ofiles, Options => All_Options, Base_File => Bas_File, Build_Lib => True); -- 2) Build exp from base file Utl.Dlltool (Def_File, Dll_File, Lib_File, Base_File => Bas_File, Exp_Table => Exp_File, Build_Import => False); -- 3) Build base file with exp file and objects files Utl.Gcc (Output_File => Jnk_File, Files => Objects_Exp_File, Options => All_Options, Base_File => Bas_File, Build_Lib => True); -- 4) Build new exp from base file and the lib file (.a) Utl.Dlltool (Def_File, Dll_File, Lib_File, Base_File => Bas_File, Exp_Table => Exp_File, Build_Import => Build_Import); -- 5) Build the dynamic library declare Params : constant OS_Lib.Argument_List := Map_Opt'Unchecked_Access & Adr_Opt'Unchecked_Access & All_Options; First_Param : Positive := Params'First + 1; begin if Map_File then First_Param := Params'First; end if; Utl.Gcc (Output_File => Dll_File, Files => Objects_Exp_File, Options => Params (First_Param .. Params'Last), Build_Lib => True); end; OS_Lib.Delete_File (Exp_File, Success); OS_Lib.Delete_File (Bas_File, Success); OS_Lib.Delete_File (Jnk_File, Success); exception when others => OS_Lib.Delete_File (Exp_File, Success); OS_Lib.Delete_File (Bas_File, Success); OS_Lib.Delete_File (Jnk_File, Success); raise; end Build_Reloc_DLL; ------------------------- -- Ada_Build_Reloc_DLL -- ------------------------- procedure Ada_Build_Reloc_DLL is Success : Boolean; pragma Warnings (Off, Success); begin if not Quiet then Text_IO.Put_Line ("Building relocatable DLL..."); Text_IO.Put ("make " & Dll_File); if Build_Import then Text_IO.Put_Line (" and " & Lib_File); else Text_IO.New_Line; end if; end if; -- 1) Build base file with objects files Utl.Gnatbind (L_Afiles, Options & Bargs_Options); declare Params : constant OS_Lib.Argument_List := Out_Opt'Unchecked_Access & Jnk_File'Unchecked_Access & Lib_Opt'Unchecked_Access & Bas_Opt'Unchecked_Access & Ofiles & All_Options; begin Utl.Gnatlink (L_Afiles (L_Afiles'Last).all, Params); end; -- 2) Build exp from base file Utl.Dlltool (Def_File, Dll_File, Lib_File, Base_File => Bas_File, Exp_Table => Exp_File, Build_Import => False); -- 3) Build base file with exp file and objects files Utl.Gnatbind (L_Afiles, Options & Bargs_Options); declare Params : constant OS_Lib.Argument_List := Out_Opt'Unchecked_Access & Jnk_File'Unchecked_Access & Lib_Opt'Unchecked_Access & Bas_Opt'Unchecked_Access & Exp_File'Unchecked_Access & Ofiles & All_Options; begin Utl.Gnatlink (L_Afiles (L_Afiles'Last).all, Params); end; -- 4) Build new exp from base file and the lib file (.a) Utl.Dlltool (Def_File, Dll_File, Lib_File, Base_File => Bas_File, Exp_Table => Exp_File, Build_Import => Build_Import); -- 5) Build the dynamic library Utl.Gnatbind (L_Afiles, Options & Bargs_Options); declare Params : constant OS_Lib.Argument_List := Map_Opt'Unchecked_Access & Out_Opt'Unchecked_Access & Dll_File'Unchecked_Access & Lib_Opt'Unchecked_Access & Exp_File'Unchecked_Access & Adr_Opt'Unchecked_Access & Ofiles & All_Options; First_Param : Positive := Params'First + 1; begin if Map_File then First_Param := Params'First; end if; Utl.Gnatlink (L_Afiles (L_Afiles'Last).all, Params (First_Param .. Params'Last)); end; OS_Lib.Delete_File (Exp_File, Success); OS_Lib.Delete_File (Bas_File, Success); OS_Lib.Delete_File (Jnk_File, Success); exception when others => OS_Lib.Delete_File (Exp_File, Success); OS_Lib.Delete_File (Bas_File, Success); OS_Lib.Delete_File (Jnk_File, Success); raise; end Ada_Build_Reloc_DLL; ------------------------- -- Build_Non_Reloc_DLL -- ------------------------- procedure Build_Non_Reloc_DLL is Success : Boolean; pragma Warnings (Off, Success); begin if not Quiet then Text_IO.Put_Line ("building non relocatable DLL..."); Text_IO.Put ("make " & Dll_File & " using address " & Lib_Address); if Build_Import then Text_IO.Put_Line (" and " & Lib_File); else Text_IO.New_Line; end if; end if; -- Build exp table and the lib .a file Utl.Dlltool (Def_File, Dll_File, Lib_File, Exp_Table => Exp_File, Build_Import => Build_Import); -- Build the DLL declare Params : OS_Lib.Argument_List := Adr_Opt'Unchecked_Access & All_Options; begin if Map_File then Params := Map_Opt'Unchecked_Access & Params; end if; Utl.Gcc (Output_File => Dll_File, Files => Exp_File'Unchecked_Access & Ofiles, Options => Params, Build_Lib => True); end; OS_Lib.Delete_File (Exp_File, Success); exception when others => OS_Lib.Delete_File (Exp_File, Success); raise; end Build_Non_Reloc_DLL; ----------------------------- -- Ada_Build_Non_Reloc_DLL -- ----------------------------- -- Build a non relocatable DLL with Ada code procedure Ada_Build_Non_Reloc_DLL is Success : Boolean; pragma Warnings (Off, Success); begin if not Quiet then Text_IO.Put_Line ("building non relocatable DLL..."); Text_IO.Put ("make " & Dll_File & " using address " & Lib_Address); if Build_Import then Text_IO.Put_Line (" and " & Lib_File); else Text_IO.New_Line; end if; end if; -- Build exp table and the lib .a file Utl.Dlltool (Def_File, Dll_File, Lib_File, Exp_Table => Exp_File, Build_Import => Build_Import); -- Build the DLL Utl.Gnatbind (L_Afiles, Options & Bargs_Options); declare Params : OS_Lib.Argument_List := Out_Opt'Unchecked_Access & Dll_File'Unchecked_Access & Lib_Opt'Unchecked_Access & Exp_File'Unchecked_Access & Adr_Opt'Unchecked_Access & Ofiles & All_Options; begin if Map_File then Params := Map_Opt'Unchecked_Access & Params; end if; Utl.Gnatlink (L_Afiles (L_Afiles'Last).all, Params); end; OS_Lib.Delete_File (Exp_File, Success); exception when others => OS_Lib.Delete_File (Exp_File, Success); raise; end Ada_Build_Non_Reloc_DLL; -- Start of processing for Build_Dynamic_Library begin -- On Windows the binder file must not be in the first position in the -- list. This is due to the way DLL's are built on Windows. We swap the -- first ali with the last one if it is the case. if L_Afiles'Length > 1 then declare Filename : constant String := Directory_Operations.Base_Name (L_Afiles (L_Afiles'First).all); First : constant Positive := Filename'First; begin if Filename (First .. First + 1) = "b~" then L_Afiles (L_Afiles'Last) := Afiles (Afiles'First); L_Afiles (L_Afiles'First) := Afiles (Afiles'Last); end if; end; end if; case Relocatable is when True => if L_Afiles'Length = 0 then Build_Reloc_DLL; else Ada_Build_Reloc_DLL; end if; when False => if L_Afiles'Length = 0 then Build_Non_Reloc_DLL; else Ada_Build_Non_Reloc_DLL; end if; end case; end Build_Dynamic_Library; -------------------------- -- Build_Import_Library -- -------------------------- procedure Build_Import_Library (Lib_Filename : String; Def_Filename : String) is procedure Build_Import_Library (Lib_Filename : String); -- Build an import library. This is to build only a .a library to link -- against a DLL. -------------------------- -- Build_Import_Library -- -------------------------- procedure Build_Import_Library (Lib_Filename : String) is function No_Lib_Prefix (Filename : String) return String; -- Return Filename without the lib prefix if present ------------------- -- No_Lib_Prefix -- ------------------- function No_Lib_Prefix (Filename : String) return String is begin if Filename (Filename'First .. Filename'First + 2) = "lib" then return Filename (Filename'First + 3 .. Filename'Last); else return Filename; end if; end No_Lib_Prefix; -- Local variables Def_File : String renames Def_Filename; Dll_File : constant String := Get_Dll_Name (Lib_Filename); Base_Filename : constant String := MDLL.Fil.Ext_To (No_Lib_Prefix (Lib_Filename)); Lib_File : constant String := "lib" & Base_Filename & ".dll.a"; -- Start of processing for Build_Import_Library begin if not Quiet then Text_IO.Put_Line ("Building import library..."); Text_IO.Put_Line ("make " & Lib_File & " to use dynamic library " & Dll_File); end if; Utl.Dlltool (Def_File, Dll_File, Lib_File, Build_Import => True); end Build_Import_Library; -- Start of processing for Build_Import_Library begin Build_Import_Library (Lib_Filename); end Build_Import_Library; ------------------ -- Get_Dll_Name -- ------------------ function Get_Dll_Name (Lib_Filename : String) return String is begin if MDLL.Fil.Get_Ext (Lib_Filename) = "" then return Lib_Filename & ".dll"; else return Lib_Filename; end if; end Get_Dll_Name; end MDLL;
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