1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
10 -- Copyright (C) 2003-2004, 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 or relocatable libraries.
31 -- This is the AIX version of the body.
33 with Ada.Strings.Fixed; use Ada.Strings.Fixed;
34 with GNAT.OS_Lib; use GNAT.OS_Lib;
38 with Namet; use Namet;
39 with Osint; use Osint;
41 with Output; use Output;
43 with Prj.Util; use Prj.Util;
45 package body MLib.Tgt is
47 No_Arguments : aliased Argument_List := (1 .. 0 => null);
48 Empty_Argument_List : constant Argument_List_Access := No_Arguments'Access;
50 Wl_Initfini_String : constant String := "-Wl,-binitfini:";
52 Init_Fini_List : constant Argument_List_Access :=
53 new Argument_List'(1 => null);
54 -- Used to put switch for automatic elaboration/finalization
56 Bexpall : aliased String := "-Wl,-bexpall";
57 Bexpall_Option : constant String_Access := Bexpall'Access;
58 -- The switch to export all symbols
60 Lpthreads : aliased String := "-lpthreads";
61 Native_Thread_Options : aliased Argument_List := (1 => Lpthreads'Access);
62 -- The switch to use when linking a library against libgnarl when using
65 Lgthreads : aliased String := "-lgthreads";
66 Lmalloc : aliased String := "-lmalloc";
67 FSU_Thread_Options : aliased Argument_List :=
68 (1 => Lgthreads'Access, 2 => Lmalloc'Access);
69 -- The switches to use when linking a library against libgnarl when using
72 Thread_Options : Argument_List_Access := null;
73 -- Designate the thread switches to used when linking a library against
74 -- libgnarl. Depends on the thread library (Native or FSU). Resolved for
75 -- the first library linked against libgnarl.
81 function Archive_Builder return String is
86 -----------------------------
87 -- Archive_Builder_Options --
88 -----------------------------
90 function Archive_Builder_Options return String_List_Access is
92 return new String_List'(1 => new String'("cr"));
93 end Archive_Builder_Options;
99 function Archive_Ext return String is
104 ---------------------
105 -- Archive_Indexer --
106 ---------------------
108 function Archive_Indexer return String is
113 ---------------------------
114 -- Build_Dynamic_Library --
115 ---------------------------
117 procedure Build_Dynamic_Library
118 (Ofiles : Argument_List;
119 Foreign : Argument_List;
120 Afiles : Argument_List;
121 Options : Argument_List;
122 Interfaces : Argument_List;
123 Lib_Filename : String;
125 Symbol_Data : Symbol_Record;
126 Driver_Name : Name_Id := No_Name;
127 Lib_Version : String := "";
128 Auto_Init : Boolean := False)
130 pragma Unreferenced (Foreign);
131 pragma Unreferenced (Afiles);
132 pragma Unreferenced (Interfaces);
133 pragma Unreferenced (Symbol_Data);
134 pragma Unreferenced (Lib_Version);
136 Lib_File : constant String :=
137 Lib_Dir & Directory_Separator & "lib" &
138 MLib.Fil.Ext_To (Lib_Filename, DLL_Ext);
139 -- The file name of the library
141 Init_Fini : Argument_List_Access := Empty_Argument_List;
142 -- The switch for automatic initialization of Stand-Alone Libraries.
143 -- Changed to a real switch when Auto_Init is True.
145 Options_2 : Argument_List_Access := Empty_Argument_List;
146 -- Changed to the thread options, if -lgnarl is specified
149 if Opt.Verbose_Mode then
150 Write_Str ("building relocatable shared library ");
151 Write_Line (Lib_File);
154 -- If specified, add automatic elaboration/finalization
157 Init_Fini := Init_Fini_List;
159 new String'(Wl_Initfini_String & Lib_Filename & "init:" &
160 Lib_Filename & "final");
163 -- Look for -lgnarl in Options. If found, set the thread options.
165 for J in Options'Range loop
166 if Options (J).all = "-lgnarl" then
168 -- If Thread_Options is null, read s-osinte.ads to discover the
169 -- thread library and set Thread_Options accordingly.
171 if Thread_Options = null then
174 Line : String (1 .. 100);
179 (File, Include_Dir_Default_Prefix & "/s-osinte.ads");
181 while not End_Of_File (File) loop
182 Get_Line (File, Line, Last);
184 if Index (Line (1 .. Last), "-lpthreads") /= 0 then
185 Thread_Options := Native_Thread_Options'Access;
188 elsif Index (Line (1 .. Last), "-lgthreads") /= 0 then
189 Thread_Options := FSU_Thread_Options'Access;
196 if Thread_Options = null then
197 Prj.Com.Fail ("cannot find the thread library in use");
202 Prj.Com.Fail ("cannot open s-osinte.ads");
206 Options_2 := Thread_Options;
211 -- Finally, call GCC (or the driver specified) to build the library
214 (Output_File => Lib_File,
216 Options => Options & Bexpall_Option & Init_Fini.all,
217 Driver_Name => Driver_Name,
218 Options_2 => Options_2.all);
219 end Build_Dynamic_Library;
225 function DLL_Ext return String is
234 function Dynamic_Option return String is
243 function Is_Object_Ext (Ext : String) return Boolean is
252 function Is_C_Ext (Ext : String) return Boolean is
261 function Is_Archive_Ext (Ext : String) return Boolean is
270 function Libgnat return String is
275 ------------------------
276 -- Library_Exists_For --
277 ------------------------
279 function Library_Exists_For (Project : Project_Id) return Boolean is
281 if not Projects.Table (Project).Library then
282 Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &
283 "for non library project");
288 Lib_Dir : constant String :=
290 (Projects.Table (Project).Library_Dir);
291 Lib_Name : constant String :=
293 (Projects.Table (Project).Library_Name);
296 if Projects.Table (Project).Library_Kind = Static then
297 return Is_Regular_File
298 (Lib_Dir & Directory_Separator & "lib" &
299 Fil.Ext_To (Lib_Name, Archive_Ext));
302 return Is_Regular_File
303 (Lib_Dir & Directory_Separator & "lib" &
304 Fil.Ext_To (Lib_Name, DLL_Ext));
308 end Library_Exists_For;
310 ---------------------------
311 -- Library_File_Name_For --
312 ---------------------------
314 function Library_File_Name_For (Project : Project_Id) return Name_Id is
316 if not Projects.Table (Project).Library then
317 Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &
318 "for non library project");
323 Lib_Name : constant String :=
324 Get_Name_String (Projects.Table (Project).Library_Name);
328 Name_Buffer (1 .. Name_Len) := "lib";
330 if Projects.Table (Project).Library_Kind = Static then
331 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, Archive_Ext));
334 Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, DLL_Ext));
340 end Library_File_Name_For;
346 function Object_Ext return String is
355 function PIC_Option return String is
360 -----------------------------------------------
361 -- Standalone_Library_Auto_Init_Is_Supported --
362 -----------------------------------------------
364 function Standalone_Library_Auto_Init_Is_Supported return Boolean is
367 end Standalone_Library_Auto_Init_Is_Supported;
369 ---------------------------
370 -- Support_For_Libraries --
371 ---------------------------
373 function Support_For_Libraries return Library_Support is
376 end Support_For_Libraries;