1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
10 -- Copyright (C) 2003, Ada Core Technologies, Inc. --
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. --
23 -- GNAT was originally developed by the GNAT team at New York University. --
24 -- Extensive contributions were provided by Ada Core Technologies Inc. --
26 ------------------------------------------------------------------------------
28 -- This package provides a set of target dependent routines to build
29 -- static, dynamic and shared libraries.
31 -- This is the IRIX version of the body.
35 with Namet; use Namet;
37 with Output; use Output;
41 package body MLib.Tgt is
43 No_Arguments : aliased Argument_List := (1 .. 0 => null);
44 Empty_Argument_List : constant Argument_List_Access := No_Arguments'Access;
46 Wl_Init_String : aliased String := "-Wl,-init";
47 Wl_Init : constant String_Access := Wl_Init_String'Access;
48 Wl_Fini_String : aliased String := "-Wl,-fini";
49 Wl_Fini : constant String_Access := Wl_Fini_String'Access;
51 Init_Fini_List : constant Argument_List_Access :=
52 new Argument_List'(1 => Wl_Init,
56 -- Used to put switches for automatic elaboration/finalization
62 function Archive_Builder return String is
67 -----------------------------
68 -- Archive_Builder_Options --
69 -----------------------------
71 function Archive_Builder_Options return String_List_Access is
73 return new String_List'(1 => new String'("cr"));
74 end Archive_Builder_Options;
80 function Archive_Ext return String is
89 function Archive_Indexer return String is
94 ---------------------------
95 -- Build_Dynamic_Library --
96 ---------------------------
98 procedure Build_Dynamic_Library
99 (Ofiles : Argument_List;
100 Foreign : Argument_List;
101 Afiles : Argument_List;
102 Options : Argument_List;
103 Interfaces : Argument_List;
104 Lib_Filename : String;
106 Symbol_Data : Symbol_Record;
107 Driver_Name : Name_Id := No_Name;
108 Lib_Address : String := "";
109 Lib_Version : String := "";
110 Relocatable : Boolean := False;
111 Auto_Init : Boolean := False)
113 pragma Unreferenced (Foreign);
114 pragma Unreferenced (Afiles);
115 pragma Unreferenced (Interfaces);
116 pragma Unreferenced (Symbol_Data);
117 pragma Unreferenced (Lib_Address);
118 pragma Unreferenced (Relocatable);
120 Lib_File : constant String :=
121 Lib_Dir & Directory_Separator & "lib" &
122 MLib.Fil.Ext_To (Lib_Filename, DLL_Ext);
124 Version_Arg : String_Access;
125 Symbolic_Link_Needed : Boolean := False;
127 Init_Fini : Argument_List_Access := Empty_Argument_List;
130 if Opt.Verbose_Mode then
131 Write_Str ("building relocatable shared library ");
132 Write_Line (Lib_File);
135 -- If specified, add automatic elaboration/finalization
137 Init_Fini := Init_Fini_List;
138 Init_Fini (2) := new String'("-Wl," & Lib_Filename & "init");
139 Init_Fini (4) := new String'("-Wl," & Lib_Filename & "final");
142 if Lib_Version = "" then
144 (Output_File => Lib_File,
146 Options => Options & Init_Fini.all,
147 Driver_Name => Driver_Name);
150 Version_Arg := new String'("-Wl,-soname," & Lib_Version);
152 if Is_Absolute_Path (Lib_Version) then
154 (Output_File => Lib_Version,
156 Options => Options & Version_Arg & Init_Fini.all,
157 Driver_Name => Driver_Name);
158 Symbolic_Link_Needed := Lib_Version /= Lib_File;
162 (Output_File => Lib_Dir & Directory_Separator & Lib_Version,
164 Options => Options & Version_Arg & Init_Fini.all,
165 Driver_Name => Driver_Name);
166 Symbolic_Link_Needed :=
167 Lib_Dir & Directory_Separator & Lib_Version /= Lib_File;
170 if Symbolic_Link_Needed then
173 Oldpath : String (1 .. Lib_Version'Length + 1);
174 Newpath : String (1 .. Lib_File'Length + 1);
178 (Oldpath : System.Address;
179 Newpath : System.Address)
181 pragma Import (C, Symlink, "__gnat_symlink");
184 Oldpath (1 .. Lib_Version'Length) := Lib_Version;
185 Oldpath (Oldpath'Last) := ASCII.NUL;
186 Newpath (1 .. Lib_File'Length) := Lib_File;
187 Newpath (Newpath'Last) := ASCII.NUL;
189 Delete_File (Lib_File, Success);
191 Result := Symlink (Oldpath'Address, Newpath'Address);
195 end Build_Dynamic_Library;
197 -------------------------
198 -- Default_DLL_Address --
199 -------------------------
201 function Default_DLL_Address return String is
204 end Default_DLL_Address;
210 function DLL_Ext return String is
219 function Dynamic_Option return String is
228 function Is_Object_Ext (Ext : String) return Boolean is
237 function Is_C_Ext (Ext : String) return Boolean is
246 function Is_Archive_Ext (Ext : String) return Boolean is
248 return Ext = ".a" or else Ext = ".so";
255 function Libgnat return String is
260 ------------------------
261 -- Library_Exists_For --
262 ------------------------
264 function Library_Exists_For (Project : Project_Id) return Boolean is
266 if not Projects.Table (Project).Library then
267 Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &
268 "for non library project");
273 Lib_Dir : constant String :=
274 Get_Name_String (Projects.Table (Project).Library_Dir);
275 Lib_Name : constant String :=
276 Get_Name_String (Projects.Table (Project).Library_Name);
279 if Projects.Table (Project).Library_Kind = Static then
280 return Is_Regular_File
281 (Lib_Dir & Directory_Separator & "lib" &
282 Fil.Ext_To (Lib_Name, Archive_Ext));
285 return Is_Regular_File
286 (Lib_Dir & Directory_Separator & "lib" &
287 Fil.Ext_To (Lib_Name, DLL_Ext));
291 end Library_Exists_For;
293 ---------------------------
294 -- Library_File_Name_For --
295 ---------------------------
297 function Library_File_Name_For (Project : Project_Id) return Name_Id is
299 if not Projects.Table (Project).Library then
300 Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &
301 "for non library project");
306 Lib_Name : constant String :=
307 Get_Name_String (Projects.Table (Project).Library_Name);
311 Name_Buffer (1 .. Name_Len) := "lib";
313 if Projects.Table (Project).Library_Kind = Static then
314 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, Archive_Ext));
317 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, DLL_Ext));
323 end Library_File_Name_For;
325 --------------------------------
326 -- Linker_Library_Path_Option --
327 --------------------------------
329 function Linker_Library_Path_Option return String_Access is
331 return new String'("-Wl,-rpath,");
332 end Linker_Library_Path_Option;
338 function Object_Ext return String is
347 function PIC_Option return String is
352 -----------------------------------------------
353 -- Standalone_Library_Auto_Init_Is_Supported --
354 -----------------------------------------------
356 function Standalone_Library_Auto_Init_Is_Supported return Boolean is
359 end Standalone_Library_Auto_Init_Is_Supported;
361 ---------------------------
362 -- Support_For_Libraries --
363 ---------------------------
365 function Support_For_Libraries return Library_Support is
368 end Support_For_Libraries;