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
;