1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT COMPILER COMPONENTS                         --
4--                                                                          --
5--                     M L I B . T G T . S P E C I F I C                    --
6--                             (HP-UX Version)                              --
7--                                                                          --
8--                                 B o d y                                  --
9--                                                                          --
10--                     Copyright (C) 2003-2014, 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 HP-UX version of the body
28
29with MLib.Fil;
30with MLib.Utl;
31with Opt;
32with Output; use Output;
33
34package body MLib.Tgt.Specific is
35
36   --  Non default subprograms
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 DLL_Ext return String;
50
51   function Is_Archive_Ext (Ext : String) return Boolean;
52
53   ---------------------------
54   -- Build_Dynamic_Library --
55   ---------------------------
56
57   procedure Build_Dynamic_Library
58     (Ofiles       : Argument_List;
59      Options      : Argument_List;
60      Interfaces   : Argument_List;
61      Lib_Filename : String;
62      Lib_Dir      : String;
63      Symbol_Data  : Symbol_Record;
64      Driver_Name  : Name_Id := No_Name;
65      Lib_Version  : String  := "";
66      Auto_Init    : Boolean := False)
67   is
68      pragma Unreferenced (Interfaces);
69      pragma Unreferenced (Symbol_Data);
70      pragma Unreferenced (Auto_Init);
71
72      Lib_File : constant String :=
73                   "lib" & Fil.Append_To (Lib_Filename, DLL_Ext);
74
75      Lib_Path : constant String :=
76                   Lib_Dir & Directory_Separator & Lib_File;
77
78      Version_Arg          : String_Access;
79      Symbolic_Link_Needed : Boolean := False;
80
81      Common_Options : constant Argument_List :=
82                         Options & new String'(PIC_Option);
83      --  Common set of options to the gcc command performing the link. On
84      --  HPUX, this command eventually resorts to collect2, which may generate
85      --  a C file and compile it on the fly. This compilation also generates
86      --  position independent code for the final link to succeed.
87   begin
88      if Opt.Verbose_Mode then
89         Write_Str ("building relocatable shared library ");
90         Write_Line (Lib_Path);
91      end if;
92
93      if Lib_Version = "" then
94         MLib.Utl.Gcc
95           (Output_File => Lib_Path,
96            Objects     => Ofiles,
97            Options     => Common_Options,
98            Options_2   => No_Argument_List,
99            Driver_Name => Driver_Name);
100
101      else
102         declare
103            Maj_Version : constant String :=
104                            Major_Id_Name (Lib_File, Lib_Version);
105         begin
106            if Maj_Version'Length /= 0 then
107               Version_Arg := new String'("-Wl,+h," & Maj_Version);
108
109            else
110               Version_Arg := new String'("-Wl,+h," & Lib_Version);
111            end if;
112
113            if Is_Absolute_Path (Lib_Version) then
114               MLib.Utl.Gcc
115                 (Output_File => Lib_Version,
116                  Objects     => Ofiles,
117                  Options     => Common_Options & Version_Arg,
118                  Options_2   => No_Argument_List,
119                  Driver_Name => Driver_Name);
120               Symbolic_Link_Needed := Lib_Version /= Lib_Path;
121
122            else
123               MLib.Utl.Gcc
124                 (Output_File => Lib_Dir & Directory_Separator & Lib_Version,
125                  Objects     => Ofiles,
126                  Options     => Common_Options & Version_Arg,
127                  Options_2   => No_Argument_List,
128                  Driver_Name => Driver_Name);
129               Symbolic_Link_Needed :=
130                 Lib_Dir & Directory_Separator & Lib_Version /= Lib_Path;
131            end if;
132
133            if Symbolic_Link_Needed then
134               Create_Sym_Links
135                 (Lib_Path, Lib_Version, Lib_Dir, Maj_Version);
136            end if;
137         end;
138      end if;
139   end Build_Dynamic_Library;
140
141   -------------
142   -- DLL_Ext --
143   -------------
144
145   function DLL_Ext return String is
146   begin
147      return "sl";
148   end DLL_Ext;
149
150   --------------------
151   -- Is_Archive_Ext --
152   --------------------
153
154   function Is_Archive_Ext (Ext : String) return Boolean is
155   begin
156      return Ext = ".a" or else Ext = ".so";
157   end Is_Archive_Ext;
158
159begin
160   Build_Dynamic_Library_Ptr := Build_Dynamic_Library'Access;
161   DLL_Ext_Ptr := DLL_Ext'Access;
162   Is_Archive_Ext_Ptr := Is_Archive_Ext'Access;
163end MLib.Tgt.Specific;
164