gcc/ada/5wml-tgt.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                             M L I B . T G T                              --
   6 --                            (Windows Version)                             --
   7 --                                                                          --
   8 --                                 B o d y                                  --
   9 --                                                                          --
  10 --           Copyright (C) 2002-2003, Ada Core Technologies, Inc.           --
  11 --                                                                          --
  12 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  13 -- terms of the  GNU General Public License as published  by the Free Soft- --
  14 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  15 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  16 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  17 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  18 -- for  more details.  You should have  received  a copy of the GNU General --
  19 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  20 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  21 -- MA 02111-1307, USA.                                                      --
  22 --                                                                          --
  23 -- GNAT was originally developed  by the GNAT team at  New York University. --
  24 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  25 --                                                                          --
  26 ------------------------------------------------------------------------------
  27
  28 --  This package provides a set of target dependent routines to build
  29 --  static, dynamic and shared libraries.
  30
  31 --  This is the Windows version of the body.
  32
  33 with Namet;  use Namet;
  34 with Opt;
  35 with Output; use Output;
  36 with Prj.Com;
  37
  38 with GNAT.OS_Lib; use GNAT.OS_Lib;
  39
  40 with MDLL;
  41 with MDLL.Utl;
  42 with MLib.Fil;
  43
  44 package body MLib.Tgt is
  45
  46    ---------------------
  47    -- Archive_Builder --
  48    ---------------------
  49
  50    function Archive_Builder return String is
  51    begin
  52       return "ar";
  53    end Archive_Builder;
  54
  55    -----------------------------
  56    -- Archive_Builder_Options --
  57    -----------------------------
  58
  59    function Archive_Builder_Options return String_List_Access is
  60    begin
  61       return new String_List'(1 => new String'("cr"));
  62    end Archive_Builder_Options;
  63
  64    -----------------
  65    -- Archive_Ext --
  66    -----------------
  67
  68    function Archive_Ext return  String is
  69    begin
  70       return "a";
  71    end Archive_Ext;
  72
  73    ---------------------
  74    -- Archive_Indexer --
  75    ---------------------
  76
  77    function Archive_Indexer return String is
  78    begin
  79       return "ranlib";
  80    end Archive_Indexer;
  81
  82    ---------------------------
  83    -- Build_Dynamic_Library --
  84    ---------------------------
  85
  86    procedure Build_Dynamic_Library
  87      (Ofiles       : Argument_List;
  88       Foreign      : Argument_List;
  89       Afiles       : Argument_List;
  90       Options      : Argument_List;
  91       Interfaces   : Argument_List;
  92       Lib_Filename : String;
  93       Lib_Dir      : String;
  94       Symbol_Data  : Symbol_Record;
  95       Driver_Name  : Name_Id := No_Name;
  96       Lib_Address  : String  := "";
  97       Lib_Version  : String  := "";
  98       Relocatable  : Boolean := False;
  99       Auto_Init    : Boolean := False)
 100    is
 101       pragma Unreferenced (Ofiles);
 102       pragma Unreferenced (Interfaces);
 103       pragma Unreferenced (Symbol_Data);
 104       pragma Unreferenced (Driver_Name);
 105       pragma Unreferenced (Lib_Version);
 106       pragma Unreferenced (Auto_Init);
 107
 108       Imp_File : constant String :=
 109                    "lib" & MLib.Fil.Ext_To (Lib_Filename, Archive_Ext);
 110       --  Name of the import library
 111
 112       DLL_File : constant String := MLib.Fil.Ext_To (Lib_Filename, DLL_Ext);
 113       --  Name of the DLL file
 114
 115       Lib_File : constant String := Lib_Dir & Directory_Separator & DLL_File;
 116       --  Full path of the DLL file
 117
 118       Success : Boolean;
 119
 120    begin
 121       if Opt.Verbose_Mode then
 122          if Relocatable then
 123             Write_Str ("building relocatable shared library ");
 124          else
 125             Write_Str ("building non-relocatable shared library ");
 126          end if;
 127
 128          Write_Line (Lib_File);
 129       end if;
 130
 131       MDLL.Verbose := Opt.Verbose_Mode;
 132       MDLL.Quiet   := not MDLL.Verbose;
 133
 134       MDLL.Utl.Locate;
 135
 136       MDLL.Build_Dynamic_Library
 137         (Foreign, Afiles,
 138          MDLL.Null_Argument_List, MDLL.Null_Argument_List, Options,
 139          Lib_Filename, Lib_Filename & ".def",
 140          Lib_Address, True, Relocatable);
 141
 142       --  Move the DLL and import library in the lib directory
 143
 144       Copy_File (DLL_File, Lib_Dir, Success, Mode => Overwrite);
 145
 146       if not Success then
 147          Fail ("could not copy DLL to library dir");
 148       end if;
 149
 150       Copy_File (Imp_File, Lib_Dir, Success, Mode => Overwrite);
 151
 152       if not Success then
 153          Fail ("could not copy import library to library dir");
 154       end if;
 155
 156       --  Delete files
 157
 158       Delete_File (DLL_File, Success);
 159
 160       if not Success then
 161          Fail ("could not delete DLL from build dir");
 162       end if;
 163
 164       Delete_File (Imp_File, Success);
 165
 166       if not Success then
 167          Fail ("could not delete import library from build dir");
 168       end if;
 169    end Build_Dynamic_Library;
 170
 171    -------------------------
 172    -- Default_DLL_Address --
 173    -------------------------
 174
 175    function Default_DLL_Address return String is
 176    begin
 177       return "0x11000000";
 178    end Default_DLL_Address;
 179
 180    -------------
 181    -- DLL_Ext --
 182    -------------
 183
 184    function DLL_Ext return String is
 185    begin
 186       return "dll";
 187    end DLL_Ext;
 188
 189    --------------------
 190    -- Dynamic_Option --
 191    --------------------
 192
 193    function Dynamic_Option return String is
 194    begin
 195       return "";
 196    end Dynamic_Option;
 197
 198    -------------------
 199    -- Is_Object_Ext --
 200    -------------------
 201
 202    function Is_Object_Ext (Ext : String) return Boolean is
 203    begin
 204       return Ext = ".o";
 205    end Is_Object_Ext;
 206
 207    --------------
 208    -- Is_C_Ext --
 209    --------------
 210
 211    function Is_C_Ext (Ext : String) return Boolean is
 212    begin
 213       return Ext = ".c";
 214    end Is_C_Ext;
 215
 216    --------------------
 217    -- Is_Archive_Ext --
 218    --------------------
 219
 220    function Is_Archive_Ext (Ext : String) return Boolean is
 221    begin
 222       return Ext = ".a";
 223    end Is_Archive_Ext;
 224
 225    -------------
 226    -- Libgnat --
 227    -------------
 228
 229    function Libgnat return String is
 230    begin
 231       return "libgnat.a";
 232    end Libgnat;
 233
 234    ------------------------
 235    -- Library_Exists_For --
 236    ------------------------
 237
 238    function Library_Exists_For (Project : Project_Id) return Boolean is
 239    begin
 240       if not Projects.Table (Project).Library then
 241          Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &
 242                        "for non library project");
 243          return False;
 244
 245       else
 246          declare
 247             Lib_Dir : constant String :=
 248               Get_Name_String (Projects.Table (Project).Library_Dir);
 249             Lib_Name : constant String :=
 250               Get_Name_String (Projects.Table (Project).Library_Name);
 251
 252          begin
 253             if Projects.Table (Project).Library_Kind = Static then
 254
 255                --  Static libraries are named : lib<name>.a
 256
 257                return Is_Regular_File
 258                  (Lib_Dir & Directory_Separator & "lib" &
 259                   MLib.Fil.Ext_To (Lib_Name, Archive_Ext));
 260
 261             else
 262                --  Shared libraries are named : <name>.dll
 263
 264                return Is_Regular_File
 265                  (Lib_Dir & Directory_Separator &
 266                   MLib.Fil.Ext_To (Lib_Name, DLL_Ext));
 267             end if;
 268          end;
 269       end if;
 270    end Library_Exists_For;
 271
 272    ---------------------------
 273    -- Library_File_Name_For --
 274    ---------------------------
 275
 276    function Library_File_Name_For (Project : Project_Id) return Name_Id is
 277    begin
 278       if not Projects.Table (Project).Library then
 279          Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &
 280                        "for non library project");
 281          return No_Name;
 282
 283       else
 284          declare
 285             Lib_Name : constant String :=
 286                          Get_Name_String
 287                            (Projects.Table (Project).Library_Name);
 288
 289          begin
 290             if Projects.Table (Project).Library_Kind = Static then
 291
 292                --  Static libraries are named : lib<name>.a
 293
 294                Name_Len := 3;
 295                Name_Buffer (1 .. Name_Len) := "lib";
 296
 297                Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, Archive_Ext));
 298
 299             else
 300                --  Shared libraries are named : <name>.dll
 301
 302                Name_Len := 0;
 303                Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, DLL_Ext));
 304             end if;
 305
 306             return Name_Find;
 307          end;
 308       end if;
 309    end Library_File_Name_For;
 310
 311    --------------------------------
 312    -- Linker_Library_Path_Option --
 313    --------------------------------
 314
 315    function Linker_Library_Path_Option return String_Access is
 316    begin
 317       return null;
 318    end Linker_Library_Path_Option;
 319
 320    ----------------
 321    -- Object_Ext --
 322    ----------------
 323
 324    function Object_Ext return String is
 325    begin
 326       return "o";
 327    end Object_Ext;
 328
 329    ----------------
 330    -- PIC_Option --
 331    ----------------
 332
 333    function PIC_Option return String is
 334    begin
 335       return "";
 336    end PIC_Option;
 337
 338    -----------------------------------------------
 339    -- Standalone_Library_Auto_Init_Is_Supported --
 340    -----------------------------------------------
 341
 342    function Standalone_Library_Auto_Init_Is_Supported return Boolean is
 343    begin
 344       return False;
 345    end Standalone_Library_Auto_Init_Is_Supported;
 346
 347    ---------------------------
 348    -- Support_For_Libraries --
 349    ---------------------------
 350
 351    function Support_For_Libraries return Library_Support is
 352    begin
 353       return Full;
 354    end Support_For_Libraries;
 355
 356 end MLib.Tgt;