1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
10 -- Copyright (C) 2003-2006, AdaCore --
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, 51 Franklin Street, Fifth Floor, --
21 -- Boston, MA 02110-1301, 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;
37 with Namet; use Namet;
39 with Output; use Output;
41 with Prj.Util; use Prj.Util;
43 package body MLib.Tgt is
45 No_Arguments : aliased Argument_List := (1 .. 0 => null);
46 Empty_Argument_List : constant Argument_List_Access := No_Arguments'Access;
48 Bexpall : aliased String := "-Wl,-bexpall";
49 Bexpall_Option : constant String_Access := Bexpall'Access;
50 -- The switch to export all symbols
52 Lpthreads : aliased String := "-lpthreads";
53 Native_Thread_Options : aliased Argument_List := (1 => Lpthreads'Access);
54 -- The switch to use when linking a library against libgnarl when using
57 Lgthreads : aliased String := "-lgthreads";
58 Lmalloc : aliased String := "-lmalloc";
59 FSU_Thread_Options : aliased Argument_List :=
60 (1 => Lgthreads'Access, 2 => Lmalloc'Access);
61 -- The switches to use when linking a library against libgnarl when using
64 Thread_Options : Argument_List_Access := Empty_Argument_List;
65 -- Designate the thread switches to used when linking a library against
66 -- libgnarl. Depends on the thread library (Native or FSU). Resolved for
67 -- the first library linked against libgnarl.
73 function Archive_Builder return String is
78 -----------------------------
79 -- Archive_Builder_Options --
80 -----------------------------
82 function Archive_Builder_Options return String_List_Access is
84 return new String_List'(1 => new String'("cr"));
85 end Archive_Builder_Options;
91 function Archive_Ext return String is
100 function Archive_Indexer return String is
105 -----------------------------
106 -- Archive_Indexer_Options --
107 -----------------------------
109 function Archive_Indexer_Options return String_List_Access is
111 return new String_List (1 .. 0);
112 end Archive_Indexer_Options;
114 ---------------------------
115 -- Build_Dynamic_Library --
116 ---------------------------
118 procedure Build_Dynamic_Library
119 (Ofiles : Argument_List;
120 Foreign : Argument_List;
121 Afiles : Argument_List;
122 Options : Argument_List;
123 Options_2 : Argument_List;
124 Interfaces : Argument_List;
125 Lib_Filename : String;
127 Symbol_Data : Symbol_Record;
128 Driver_Name : Name_Id := No_Name;
129 Lib_Version : String := "";
130 Auto_Init : Boolean := False)
132 pragma Unreferenced (Foreign);
133 pragma Unreferenced (Afiles);
134 pragma Unreferenced (Interfaces);
135 pragma Unreferenced (Symbol_Data);
136 pragma Unreferenced (Lib_Version);
137 pragma Unreferenced (Auto_Init);
139 Lib_File : constant String :=
140 Lib_Dir & Directory_Separator & "lib" &
141 MLib.Fil.Append_To (Lib_Filename, DLL_Ext);
142 -- The file name of the library
144 Thread_Opts : Argument_List_Access := Empty_Argument_List;
145 -- Set to Thread_Options if -lgnarl is found in the Options
148 if Opt.Verbose_Mode then
149 Write_Str ("building relocatable shared library ");
150 Write_Line (Lib_File);
153 -- Look for -lgnarl in Options. If found, set the thread options
155 for J in Options'Range loop
156 if Options (J).all = "-lgnarl" then
158 -- If Thread_Options is null, read s-osinte.ads to discover the
159 -- thread library and set Thread_Options accordingly.
161 if Thread_Options = null then
164 Line : String (1 .. 100);
169 (File, Include_Dir_Default_Prefix & "/s-osinte.ads");
171 while not End_Of_File (File) loop
172 Get_Line (File, Line, Last);
174 if Index (Line (1 .. Last), "-lpthreads") /= 0 then
175 Thread_Options := Native_Thread_Options'Access;
178 elsif Index (Line (1 .. Last), "-lgthreads") /= 0 then
179 Thread_Options := FSU_Thread_Options'Access;
186 if Thread_Options = null then
187 Prj.Com.Fail ("cannot find the thread library in use");
192 Prj.Com.Fail ("cannot open s-osinte.ads");
196 Thread_Opts := Thread_Options;
201 -- Finally, call GCC (or the driver specified) to build the library
204 (Output_File => Lib_File,
206 Options => Options & Bexpall_Option,
207 Driver_Name => Driver_Name,
208 Options_2 => Options_2 & Thread_Opts.all);
209 end Build_Dynamic_Library;
215 function DLL_Ext return String is
224 function DLL_Prefix return String is
233 function Dynamic_Option return String is
242 function Is_Object_Ext (Ext : String) return Boolean is
251 function Is_C_Ext (Ext : String) return Boolean is
260 function Is_Archive_Ext (Ext : String) return Boolean is
269 function Libgnat return String is
274 ------------------------
275 -- Library_Exists_For --
276 ------------------------
278 function Library_Exists_For
279 (Project : Project_Id;
280 In_Tree : Project_Tree_Ref) return Boolean
283 if not In_Tree.Projects.Table (Project).Library then
284 Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &
285 "for non library project");
290 Lib_Dir : constant String :=
292 (In_Tree.Projects.Table (Project).Library_Dir);
293 Lib_Name : constant String :=
295 (In_Tree.Projects.Table (Project).Library_Name);
298 if In_Tree.Projects.Table (Project).Library_Kind = Static then
299 return Is_Regular_File
300 (Lib_Dir & Directory_Separator & "lib" &
301 Fil.Append_To (Lib_Name, Archive_Ext));
304 return Is_Regular_File
305 (Lib_Dir & Directory_Separator & "lib" &
306 Fil.Append_To (Lib_Name, DLL_Ext));
310 end Library_Exists_For;
312 ---------------------------
313 -- Library_File_Name_For --
314 ---------------------------
316 function Library_File_Name_For
317 (Project : Project_Id;
318 In_Tree : Project_Tree_Ref) return Name_Id
321 if not In_Tree.Projects.Table (Project).Library then
322 Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &
323 "for non library project");
328 Lib_Name : constant String :=
330 (In_Tree.Projects.Table (Project).Library_Name);
334 Name_Buffer (1 .. Name_Len) := "lib";
336 if In_Tree.Projects.Table (Project).Library_Kind =
339 Add_Str_To_Name_Buffer (Fil.Append_To (Lib_Name, Archive_Ext));
341 Add_Str_To_Name_Buffer (Fil.Append_To (Lib_Name, DLL_Ext));
347 end Library_File_Name_For;
353 function Object_Ext return String is
362 function PIC_Option return String is
367 -----------------------------------------------
368 -- Standalone_Library_Auto_Init_Is_Supported --
369 -----------------------------------------------
371 function Standalone_Library_Auto_Init_Is_Supported return Boolean is
374 end Standalone_Library_Auto_Init_Is_Supported;
376 ---------------------------
377 -- Support_For_Libraries --
378 ---------------------------
380 function Support_For_Libraries return Library_Support is
383 end Support_For_Libraries;