1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
10 -- Copyright (C) 2003-2005, 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 -- Archive_Indexer_Options --
96 -----------------------------
98 function Archive_Indexer_Options return String_List_Access is
100 return new String_List (1 .. 0);
101 end Archive_Indexer_Options;
103 ---------------------------
104 -- Build_Dynamic_Library --
105 ---------------------------
107 procedure Build_Dynamic_Library
108 (Ofiles : Argument_List;
109 Foreign : Argument_List;
110 Afiles : Argument_List;
111 Options : Argument_List;
112 Options_2 : Argument_List;
113 Interfaces : Argument_List;
114 Lib_Filename : String;
116 Symbol_Data : Symbol_Record;
117 Driver_Name : Name_Id := No_Name;
118 Lib_Version : String := "";
119 Auto_Init : Boolean := False)
121 pragma Unreferenced (Foreign);
122 pragma Unreferenced (Afiles);
123 pragma Unreferenced (Interfaces);
124 pragma Unreferenced (Symbol_Data);
126 Lib_File : constant String :=
127 Lib_Dir & Directory_Separator & "lib" &
128 MLib.Fil.Ext_To (Lib_Filename, DLL_Ext);
130 Version_Arg : String_Access;
131 Symbolic_Link_Needed : Boolean := False;
133 Init_Fini : Argument_List_Access := Empty_Argument_List;
135 N_Options : Argument_List := Options;
136 Options_Last : Natural := N_Options'Last;
137 -- After moving -lxxx to Options_2, N_Options up to index Options_Last
138 -- will contain the Options to pass to MLib.Utl.Gcc.
140 Real_Options_2 : Argument_List (1 .. Options'Length + Options_2'Length);
141 Real_Options_2_Last : Natural := 0;
142 -- Real_Options_2 up to index Real_Options_2_Last will contain the
143 -- Options_2 to pass to MLib.Utl.Gcc.
146 if Opt.Verbose_Mode then
147 Write_Str ("building relocatable shared library ");
148 Write_Line (Lib_File);
151 -- If specified, add automatic elaboration/finalization
154 Init_Fini := Init_Fini_List;
155 Init_Fini (2) := new String'("-Wl," & Lib_Filename & "init");
156 Init_Fini (4) := new String'("-Wl," & Lib_Filename & "final");
159 -- Move all -lxxx to Options_2
162 Index : Natural := N_Options'First;
166 while Index <= Options_Last loop
167 Arg := N_Options (Index);
170 and then Arg (Arg'First .. Arg'First + 1) = "-l"
172 Real_Options_2_Last := Real_Options_2_Last + 1;
173 Real_Options_2 (Real_Options_2_Last) := Arg;
174 N_Options (Index .. Options_Last - 1) :=
175 N_Options (Index + 1 .. Options_Last);
176 Options_Last := Options_Last - 1;
184 -- Add to Real_Options_2 the argument Options_2
187 (Real_Options_2_Last + 1 .. Real_Options_2_Last + Options_2'Length) :=
189 Real_Options_2_Last := Real_Options_2_Last + Options_2'Length;
191 if Lib_Version = "" then
193 (Output_File => Lib_File,
195 Options => N_Options (N_Options'First .. Options_Last) &
197 Driver_Name => Driver_Name,
198 Options_2 => Real_Options_2 (1 .. Real_Options_2_Last));
201 Version_Arg := new String'("-Wl,-soname," & Lib_Version);
203 if Is_Absolute_Path (Lib_Version) then
205 (Output_File => Lib_Version,
207 Options => N_Options (N_Options'First .. Options_Last) &
208 Version_Arg & Init_Fini.all,
209 Driver_Name => Driver_Name,
210 Options_2 => Real_Options_2 (1 .. Real_Options_2_Last));
211 Symbolic_Link_Needed := Lib_Version /= Lib_File;
215 (Output_File => Lib_Dir & Directory_Separator & Lib_Version,
217 Options => N_Options (N_Options'First .. Options_Last) &
218 Version_Arg & Init_Fini.all,
219 Driver_Name => Driver_Name,
220 Options_2 => Real_Options_2 (1 .. Real_Options_2_Last));
221 Symbolic_Link_Needed :=
222 Lib_Dir & Directory_Separator & Lib_Version /= Lib_File;
225 if Symbolic_Link_Needed then
228 Oldpath : String (1 .. Lib_Version'Length + 1);
229 Newpath : String (1 .. Lib_File'Length + 1);
232 pragma Unreferenced (Result);
235 (Oldpath : System.Address;
236 Newpath : System.Address)
238 pragma Import (C, Symlink, "__gnat_symlink");
241 Oldpath (1 .. Lib_Version'Length) := Lib_Version;
242 Oldpath (Oldpath'Last) := ASCII.NUL;
243 Newpath (1 .. Lib_File'Length) := Lib_File;
244 Newpath (Newpath'Last) := ASCII.NUL;
246 Delete_File (Lib_File, Success);
248 Result := Symlink (Oldpath'Address, Newpath'Address);
252 end Build_Dynamic_Library;
258 function DLL_Ext return String is
267 function Dynamic_Option return String is
276 function Is_Object_Ext (Ext : String) return Boolean is
285 function Is_C_Ext (Ext : String) return Boolean is
294 function Is_Archive_Ext (Ext : String) return Boolean is
296 return Ext = ".a" or else Ext = ".so";
303 function Libgnat return String is
308 ------------------------
309 -- Library_Exists_For --
310 ------------------------
312 function Library_Exists_For
313 (Project : Project_Id; In_Tree : Project_Tree_Ref) return Boolean
316 if not In_Tree.Projects.Table (Project).Library then
317 Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &
318 "for non library project");
323 Lib_Dir : constant String :=
325 (In_Tree.Projects.Table (Project).Library_Dir);
326 Lib_Name : constant String :=
328 (In_Tree.Projects.Table (Project).Library_Name);
331 if In_Tree.Projects.Table (Project).Library_Kind =
334 return Is_Regular_File
335 (Lib_Dir & Directory_Separator & "lib" &
336 Fil.Ext_To (Lib_Name, Archive_Ext));
339 return Is_Regular_File
340 (Lib_Dir & Directory_Separator & "lib" &
341 Fil.Ext_To (Lib_Name, DLL_Ext));
345 end Library_Exists_For;
347 ---------------------------
348 -- Library_File_Name_For --
349 ---------------------------
351 function Library_File_Name_For
352 (Project : Project_Id;
353 In_Tree : Project_Tree_Ref) return Name_Id
356 if not In_Tree.Projects.Table (Project).Library then
357 Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &
358 "for non library project");
363 Lib_Name : constant String :=
365 (In_Tree.Projects.Table (Project).Library_Name);
369 Name_Buffer (1 .. Name_Len) := "lib";
371 if In_Tree.Projects.Table (Project).Library_Kind =
374 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, Archive_Ext));
377 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, DLL_Ext));
383 end Library_File_Name_For;
389 function Object_Ext return String is
398 function PIC_Option return String is
403 -----------------------------------------------
404 -- Standalone_Library_Auto_Init_Is_Supported --
405 -----------------------------------------------
407 function Standalone_Library_Auto_Init_Is_Supported return Boolean is
410 end Standalone_Library_Auto_Init_Is_Supported;
412 ---------------------------
413 -- Support_For_Libraries --
414 ---------------------------
416 function Support_For_Libraries return Library_Support is
419 end Support_For_Libraries;