gcc/ada/mlib-tgt-irix.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                     M L I B . T G T . S P E C I F I C                    --
   6 --                              (IRIX Version)                              --
   7 --                                                                          --
   8 --                                 B o d y                                  --
   9 --                                                                          --
  10 --                     Copyright (C) 2003-2007, AdaCore                     --
  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 3,  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 COPYING3.  If not, go to --
  20 -- http://www.gnu.org/licenses for a complete copy of the license.          --
  21 --                                                                          --
  22 -- GNAT was originally developed  by the GNAT team at  New York University. --
  23 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  24 --                                                                          --
  25 ------------------------------------------------------------------------------
  26
  27 --  This is the IRIX version of the body
  28
  29 with MLib.Fil;
  30 with MLib.Utl;
  31 with Opt;
  32 with Output; use Output;
  33
  34 package body MLib.Tgt.Specific is
  35
  36    --  Non default subprogram
  37
  38    procedure Build_Dynamic_Library
  39      (Ofiles       : Argument_List;
  40       Options      : Argument_List;
  41       Interfaces   : Argument_List;
  42       Lib_Filename : String;
  43       Lib_Dir      : String;
  44       Symbol_Data  : Symbol_Record;
  45       Driver_Name  : Name_Id := No_Name;
  46       Lib_Version  : String  := "";
  47       Auto_Init    : Boolean := False);
  48
  49    function Is_Archive_Ext (Ext : String) return Boolean;
  50
  51    ---------------------------
  52    -- Build_Dynamic_Library --
  53    ---------------------------
  54
  55    procedure Build_Dynamic_Library
  56      (Ofiles       : Argument_List;
  57       Options      : Argument_List;
  58       Interfaces   : Argument_List;
  59       Lib_Filename : String;
  60       Lib_Dir      : String;
  61       Symbol_Data  : Symbol_Record;
  62       Driver_Name  : Name_Id := No_Name;
  63       Lib_Version  : String  := "";
  64       Auto_Init    : Boolean := False)
  65    is
  66       pragma Unreferenced (Interfaces);
  67       pragma Unreferenced (Symbol_Data);
  68       pragma Unreferenced (Auto_Init);
  69
  70       Lib_File : constant String :=
  71                    "lib" & MLib.Fil.Append_To (Lib_Filename, DLL_Ext);
  72
  73       Lib_Path : constant String :=
  74                    Lib_Dir & Directory_Separator & Lib_File;
  75
  76       Version_Arg          : String_Access;
  77       Symbolic_Link_Needed : Boolean := False;
  78
  79       N_Options    : Argument_List := Options;
  80       Options_Last : Natural := N_Options'Last;
  81       --  After moving -lxxx to Options_2, N_Options up to index Options_Last
  82       --  will contain the Options to pass to MLib.Utl.Gcc.
  83
  84       Real_Options_2 : Argument_List (1 .. Options'Length);
  85       Real_Options_2_Last : Natural := 0;
  86       --  Real_Options_2 up to index Real_Options_2_Last will contain the
  87       --  Options_2 to pass to MLib.Utl.Gcc.
  88
  89    begin
  90       if Opt.Verbose_Mode then
  91          Write_Str ("building relocatable shared library ");
  92          Write_Line (Lib_Path);
  93       end if;
  94
  95       --  Move all -lxxx to Options_2
  96
  97       declare
  98          Index : Natural := N_Options'First;
  99          Arg   : String_Access;
 100
 101       begin
 102          while Index <= Options_Last loop
 103             Arg := N_Options (Index);
 104
 105             if Arg'Length > 2
 106               and then Arg (Arg'First .. Arg'First + 1) = "-l"
 107             then
 108                Real_Options_2_Last := Real_Options_2_Last + 1;
 109                Real_Options_2 (Real_Options_2_Last) := Arg;
 110                N_Options (Index .. Options_Last - 1) :=
 111                  N_Options (Index + 1 .. Options_Last);
 112                Options_Last := Options_Last - 1;
 113
 114             else
 115                Index := Index + 1;
 116             end if;
 117          end loop;
 118       end;
 119
 120       if Lib_Version = "" then
 121          MLib.Utl.Gcc
 122            (Output_File => Lib_Path,
 123             Objects     => Ofiles,
 124             Options     => N_Options (N_Options'First .. Options_Last),
 125             Driver_Name => Driver_Name,
 126             Options_2   => Real_Options_2 (1 .. Real_Options_2_Last));
 127
 128       else
 129          declare
 130             Maj_Version : constant String :=
 131                             Major_Id_Name (Lib_File, Lib_Version);
 132          begin
 133             if Maj_Version'Length /= 0 then
 134                Version_Arg := new String'("-Wl,-soname," & Maj_Version);
 135
 136             else
 137                Version_Arg := new String'("-Wl,-soname," & Lib_Version);
 138             end if;
 139
 140             if Is_Absolute_Path (Lib_Version) then
 141                MLib.Utl.Gcc
 142                  (Output_File => Lib_Version,
 143                   Objects     => Ofiles,
 144                   Options     => N_Options (N_Options'First .. Options_Last) &
 145                   Version_Arg,
 146                   Driver_Name => Driver_Name,
 147                   Options_2   => Real_Options_2 (1 .. Real_Options_2_Last));
 148                Symbolic_Link_Needed := Lib_Version /= Lib_Path;
 149
 150             else
 151                MLib.Utl.Gcc
 152                  (Output_File => Lib_Dir & Directory_Separator & Lib_Version,
 153                   Objects     => Ofiles,
 154                   Options     => N_Options (N_Options'First .. Options_Last) &
 155                   Version_Arg,
 156                   Driver_Name => Driver_Name,
 157                   Options_2   => Real_Options_2 (1 .. Real_Options_2_Last));
 158                Symbolic_Link_Needed :=
 159                  Lib_Dir & Directory_Separator & Lib_Version /= Lib_Path;
 160             end if;
 161
 162             if Symbolic_Link_Needed then
 163                Create_Sym_Links
 164                  (Lib_Path, Lib_Version, Lib_Dir, Maj_Version);
 165             end if;
 166          end;
 167       end if;
 168    end Build_Dynamic_Library;
 169
 170    --------------------
 171    -- Is_Archive_Ext --
 172    --------------------
 173
 174    function Is_Archive_Ext (Ext : String) return Boolean is
 175    begin
 176       return Ext = ".a" or else Ext = ".so";
 177    end Is_Archive_Ext;
 178
 179 begin
 180    Build_Dynamic_Library_Ptr := Build_Dynamic_Library'Access;
 181    Is_Archive_Ext_Ptr := Is_Archive_Ext'Access;
 182 end MLib.Tgt.Specific;