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------------------------------------------------------------------------------
--                                                                          --
--                         GNAT COMPILER COMPONENTS                         --
--                                                                          --
--                             M L I B . T G T                              --
--                             (True64 Version)                             --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
--          Copyright (C) 2002-2005 Free Software Foundation, Inc.          --
--                                                                          --
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
-- terms of the  GNU General Public License as published  by the Free Soft- --
-- ware  Foundation;  either version 2,  or (at your option) any later ver- --
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
-- for  more details.  You should have  received  a copy of the GNU General --
-- Public License  distributed with GNAT;  see file COPYING.  If not, write --
-- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
-- Boston, MA 02110-1301, USA.                                              --
--                                                                          --
-- GNAT was originally developed  by the GNAT team at  New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
--                                                                          --
------------------------------------------------------------------------------
 
--  This package provides a set of target dependent routines to build
--  static, dynamic and shared libraries.
 
--  This is the True64 version of the body
 
with MLib.Fil;
with MLib.Utl;
with Namet;  use Namet;
with Opt;
with Output; use Output;
with Prj.Com;
with System;
 
package body MLib.Tgt is
 
   use GNAT;
   use MLib;
 
   Expect_Unresolved : aliased String := "-Wl,-expect_unresolved,*";
 
   ---------------------
   -- Archive_Builder --
   ---------------------
 
   function Archive_Builder return String is
   begin
      return "ar";
   end Archive_Builder;
 
   -----------------------------
   -- Archive_Builder_Options --
   -----------------------------
 
   function Archive_Builder_Options return String_List_Access is
   begin
      return new String_List'(1 => new String'("cr"));
   end Archive_Builder_Options;
 
   -----------------
   -- Archive_Ext --
   -----------------
 
   function Archive_Ext return  String is
   begin
      return "a";
   end Archive_Ext;
 
   ---------------------
   -- Archive_Indexer --
   ---------------------
 
   function Archive_Indexer return String is
   begin
      return "ranlib";
   end Archive_Indexer;
 
   -----------------------------
   -- Archive_Indexer_Options --
   -----------------------------
 
   function Archive_Indexer_Options return String_List_Access is
   begin
      return new String_List (1 .. 0);
   end Archive_Indexer_Options;
 
   ---------------------------
   -- Build_Dynamic_Library --
   ---------------------------
 
   procedure Build_Dynamic_Library
     (Ofiles       : Argument_List;
      Foreign      : Argument_List;
      Afiles       : Argument_List;
      Options      : Argument_List;
      Options_2    : Argument_List;
      Interfaces   : Argument_List;
      Lib_Filename : String;
      Lib_Dir      : String;
      Symbol_Data  : Symbol_Record;
      Driver_Name  : Name_Id := No_Name;
      Lib_Version  : String  := "";
      Auto_Init    : Boolean := False)
   is
      pragma Unreferenced (Foreign);
      pragma Unreferenced (Afiles);
      pragma Unreferenced (Interfaces);
      pragma Unreferenced (Symbol_Data);
      pragma Unreferenced (Auto_Init);
      --  Initialization is done through the contructor mechanism
 
      Lib_File : constant String :=
                   Lib_Dir & Directory_Separator & "lib" &
                   Fil.Ext_To (Lib_Filename, DLL_Ext);
 
      Version_Arg          : String_Access;
      Symbolic_Link_Needed : Boolean := False;
 
   begin
      if Opt.Verbose_Mode then
         Write_Str ("building relocatable shared library ");
         Write_Line (Lib_File);
      end if;
 
      --  If specified, add automatic elaboration/finalization
 
      if Lib_Version = "" then
         Utl.Gcc
           (Output_File => Lib_File,
            Objects     => Ofiles,
            Options     => Options & Expect_Unresolved'Access,
            Options_2   => Options_2,
            Driver_Name => Driver_Name);
 
      else
         Version_Arg := new String'("-Wl,-soname," & Lib_Version);
 
         if Is_Absolute_Path (Lib_Version) then
            Utl.Gcc
              (Output_File => Lib_Version,
               Objects     => Ofiles,
               Options     =>
                 Options & Version_Arg & Expect_Unresolved'Access,
               Options_2   => Options_2,
               Driver_Name => Driver_Name);
            Symbolic_Link_Needed := Lib_Version /= Lib_File;
 
         else
            Utl.Gcc
              (Output_File => Lib_Dir & Directory_Separator & Lib_Version,
               Objects     => Ofiles,
               Options     =>
                 Options & Version_Arg & Expect_Unresolved'Access,
               Options_2   => Options_2,
               Driver_Name => Driver_Name);
            Symbolic_Link_Needed :=
              Lib_Dir & Directory_Separator & Lib_Version /= Lib_File;
         end if;
 
         if Symbolic_Link_Needed then
            declare
               Success : Boolean;
               Oldpath : String (1 .. Lib_Version'Length + 1);
               Newpath : String (1 .. Lib_File'Length + 1);
 
               Result : Integer;
               pragma Unreferenced (Result);
 
               function Symlink
                 (Oldpath : System.Address;
                  Newpath : System.Address)
                  return    Integer;
               pragma Import (C, Symlink, "__gnat_symlink");
 
            begin
               Oldpath (1 .. Lib_Version'Length) := Lib_Version;
               Oldpath (Oldpath'Last)            := ASCII.NUL;
               Newpath (1 .. Lib_File'Length)    := Lib_File;
               Newpath (Newpath'Last)            := ASCII.NUL;
 
               Delete_File (Lib_File, Success);
 
               Result := Symlink (Oldpath'Address, Newpath'Address);
            end;
         end if;
      end if;
   end Build_Dynamic_Library;
 
   -------------
   -- DLL_Ext --
   -------------
 
   function DLL_Ext return String is
   begin
      return "so";
   end DLL_Ext;
 
   ----------------
   -- DLL_Prefix --
   ----------------
 
   function DLL_Prefix return String is
   begin
      return "lib";
   end DLL_Prefix;
 
   --------------------
   -- Dynamic_Option --
   --------------------
 
   function Dynamic_Option return String is
   begin
      return "-shared";
   end Dynamic_Option;
 
   -------------------
   -- Is_Object_Ext --
   -------------------
 
   function Is_Object_Ext (Ext : String) return Boolean is
   begin
      return Ext = ".o";
   end Is_Object_Ext;
 
   --------------
   -- Is_C_Ext --
   --------------
 
   function Is_C_Ext (Ext : String) return Boolean is
   begin
      return Ext = ".c";
   end Is_C_Ext;
 
   --------------------
   -- Is_Archive_Ext --
   --------------------
 
   function Is_Archive_Ext (Ext : String) return Boolean is
   begin
      return Ext = ".a" or else Ext = ".so";
   end Is_Archive_Ext;
 
   -------------
   -- Libgnat --
   -------------
 
   function Libgnat return String is
   begin
      return "libgnat.a";
   end Libgnat;
 
   ------------------------
   -- Library_Exists_For --
   ------------------------
 
   function Library_Exists_For
     (Project : Project_Id; In_Tree : Project_Tree_Ref) return Boolean
   is
   begin
      if not In_Tree.Projects.Table (Project).Library then
         Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &
                       "for non library project");
         return False;
 
      else
         declare
            Lib_Dir : constant String :=
              Get_Name_String
                (In_Tree.Projects.Table (Project).Library_Dir);
            Lib_Name : constant String :=
              Get_Name_String
                (In_Tree.Projects.Table (Project).Library_Name);
 
         begin
            if In_Tree.Projects.Table (Project).Library_Kind =
              Static
            then
               return Is_Regular_File
                 (Lib_Dir & Directory_Separator & "lib" &
                  Fil.Ext_To (Lib_Name, Archive_Ext));
 
            else
               return Is_Regular_File
                 (Lib_Dir & Directory_Separator & "lib" &
                  Fil.Ext_To (Lib_Name, DLL_Ext));
            end if;
         end;
      end if;
   end Library_Exists_For;
 
   ---------------------------
   -- Library_File_Name_For --
   ---------------------------
 
   function Library_File_Name_For
     (Project : Project_Id;
      In_Tree : Project_Tree_Ref) return Name_Id
   is
   begin
      if not In_Tree.Projects.Table (Project).Library then
         Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &
                       "for non library project");
         return No_Name;
 
      else
         declare
            Lib_Name : constant String :=
              Get_Name_String
                (In_Tree.Projects.Table (Project).Library_Name);
 
         begin
            Name_Len := 3;
            Name_Buffer (1 .. Name_Len) := "lib";
 
            if In_Tree.Projects.Table (Project).Library_Kind =
              Static
            then
               Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, Archive_Ext));
 
            else
               Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, DLL_Ext));
            end if;
 
            return Name_Find;
         end;
      end if;
   end Library_File_Name_For;
 
   ----------------
   -- Object_Ext --
   ----------------
 
   function Object_Ext return String is
   begin
      return "o";
   end Object_Ext;
 
   ----------------
   -- PIC_Option --
   ----------------
 
   function PIC_Option return String is
   begin
      return "";
   end PIC_Option;
 
   -----------------------------------------------
   -- Standalone_Library_Auto_Init_Is_Supported --
   -----------------------------------------------
 
   function Standalone_Library_Auto_Init_Is_Supported return Boolean is
   begin
      return True;
   end Standalone_Library_Auto_Init_Is_Supported;
 
   ---------------------------
   -- Support_For_Libraries --
   ---------------------------
 
   function Support_For_Libraries return Library_Support is
   begin
      return Full;
   end Support_For_Libraries;
 
end MLib.Tgt;

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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [ada/] [mlib-tgt-tru64.adb] - Blame information for rev 20

Line No.	Rev	Author	Line
1	12	jlechner	`------------------------------------------------------------------------------`
2			`-- --`
3			`-- GNAT COMPILER COMPONENTS --`
4			`-- --`
5			`-- M L I B . T G T --`
6			`-- (True64 Version) --`
7			`-- --`
8			`-- B o d y --`
9			`-- --`
10			`-- Copyright (C) 2002-2005 Free Software Foundation, Inc. --`
11			`-- --`
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. --`
22			`-- --`
23			`-- GNAT was originally developed by the GNAT team at New York University. --`
24			`-- Extensive contributions were provided by Ada Core Technologies Inc. --`
25			`-- --`
26			`------------------------------------------------------------------------------`
27
28			`-- This package provides a set of target dependent routines to build`
29			`-- static, dynamic and shared libraries.`
30
31			`-- This is the True64 version of the body`
32
33			`with MLib.Fil;`
34			`with MLib.Utl;`
35			`with Namet; use Namet;`
36			`with Opt;`
37			`with Output; use Output;`
38			`with Prj.Com;`
39			`with System;`
40
41			`package body MLib.Tgt is`
42
43			`use GNAT;`
44			`use MLib;`
45
46			`Expect_Unresolved : aliased String := "-Wl,-expect_unresolved,*";`
47
48			`---------------------`
49			`-- Archive_Builder --`
50			`---------------------`
51
52			`function Archive_Builder return String is`
53			`begin`
54			`return "ar";`
55			`end Archive_Builder;`
56
57			`-----------------------------`
58			`-- Archive_Builder_Options --`
59			`-----------------------------`
60
61			`function Archive_Builder_Options return String_List_Access is`
62			`begin`
63			`return new String_List'(1 => new String'("cr"));`
64			`end Archive_Builder_Options;`
65
66			`-----------------`
67			`-- Archive_Ext --`
68			`-----------------`
69
70			`function Archive_Ext return String is`
71			`begin`
72			`return "a";`
73			`end Archive_Ext;`
74
75			`---------------------`
76			`-- Archive_Indexer --`
77			`---------------------`
78
79			`function Archive_Indexer return String is`
80			`begin`
81			`return "ranlib";`
82			`end Archive_Indexer;`
83
84			`-----------------------------`
85			`-- Archive_Indexer_Options --`
86			`-----------------------------`
87
88			`function Archive_Indexer_Options return String_List_Access is`
89			`begin`
90			`return new String_List (1 .. 0);`
91			`end Archive_Indexer_Options;`
92
93			`---------------------------`
94			`-- Build_Dynamic_Library --`
95			`---------------------------`
96
97			`procedure Build_Dynamic_Library`
98			`(Ofiles : Argument_List;`
99			`Foreign : Argument_List;`
100			`Afiles : Argument_List;`
101			`Options : Argument_List;`
102			`Options_2 : Argument_List;`
103			`Interfaces : Argument_List;`
104			`Lib_Filename : String;`
105			`Lib_Dir : String;`
106			`Symbol_Data : Symbol_Record;`
107			`Driver_Name : Name_Id := No_Name;`
108			`Lib_Version : String := "";`
109			`Auto_Init : Boolean := False)`
110			`is`
111			`pragma Unreferenced (Foreign);`
112			`pragma Unreferenced (Afiles);`
113			`pragma Unreferenced (Interfaces);`
114			`pragma Unreferenced (Symbol_Data);`
115			`pragma Unreferenced (Auto_Init);`
116			`-- Initialization is done through the contructor mechanism`
117
118			`Lib_File : constant String :=`
119			`Lib_Dir & Directory_Separator & "lib" &`
120			`Fil.Ext_To (Lib_Filename, DLL_Ext);`
121
122			`Version_Arg : String_Access;`
123			`Symbolic_Link_Needed : Boolean := False;`
124
125			`begin`
126			`if Opt.Verbose_Mode then`
127			`Write_Str ("building relocatable shared library ");`
128			`Write_Line (Lib_File);`
129			`end if;`
130
131			`-- If specified, add automatic elaboration/finalization`
132
133			`if Lib_Version = "" then`
134			`Utl.Gcc`
135			`(Output_File => Lib_File,`
136			`Objects => Ofiles,`
137			`Options => Options & Expect_Unresolved'Access,`
138			`Options_2 => Options_2,`
139			`Driver_Name => Driver_Name);`
140
141			`else`
142			`Version_Arg := new String'("-Wl,-soname," & Lib_Version);`
143
144			`if Is_Absolute_Path (Lib_Version) then`
145			`Utl.Gcc`
146			`(Output_File => Lib_Version,`
147			`Objects => Ofiles,`
148			`Options =>`
149			`Options & Version_Arg & Expect_Unresolved'Access,`
150			`Options_2 => Options_2,`
151			`Driver_Name => Driver_Name);`
152			`Symbolic_Link_Needed := Lib_Version /= Lib_File;`
153
154			`else`
155			`Utl.Gcc`
156			`(Output_File => Lib_Dir & Directory_Separator & Lib_Version,`
157			`Objects => Ofiles,`
158			`Options =>`
159			`Options & Version_Arg & Expect_Unresolved'Access,`
160			`Options_2 => Options_2,`
161			`Driver_Name => Driver_Name);`
162			`Symbolic_Link_Needed :=`
163			`Lib_Dir & Directory_Separator & Lib_Version /= Lib_File;`
164			`end if;`
165
166			`if Symbolic_Link_Needed then`
167			`declare`
168			`Success : Boolean;`
169			`Oldpath : String (1 .. Lib_Version'Length + 1);`
170			`Newpath : String (1 .. Lib_File'Length + 1);`
171
172			`Result : Integer;`
173			`pragma Unreferenced (Result);`
174
175			`function Symlink`
176			`(Oldpath : System.Address;`
177			`Newpath : System.Address)`
178			`return Integer;`
179			`pragma Import (C, Symlink, "__gnat_symlink");`
180
181			`begin`
182			`Oldpath (1 .. Lib_Version'Length) := Lib_Version;`
183			`Oldpath (Oldpath'Last) := ASCII.NUL;`
184			`Newpath (1 .. Lib_File'Length) := Lib_File;`
185			`Newpath (Newpath'Last) := ASCII.NUL;`
186
187			`Delete_File (Lib_File, Success);`
188
189			`Result := Symlink (Oldpath'Address, Newpath'Address);`
190			`end;`
191			`end if;`
192			`end if;`
193			`end Build_Dynamic_Library;`
194
195			`-------------`
196			`-- DLL_Ext --`
197			`-------------`
198
199			`function DLL_Ext return String is`
200			`begin`
201			`return "so";`
202			`end DLL_Ext;`
203
204			`----------------`
205			`-- DLL_Prefix --`
206			`----------------`
207
208			`function DLL_Prefix return String is`
209			`begin`
210			`return "lib";`
211			`end DLL_Prefix;`
212
213			`--------------------`
214			`-- Dynamic_Option --`
215			`--------------------`
216
217			`function Dynamic_Option return String is`
218			`begin`
219			`return "-shared";`
220			`end Dynamic_Option;`
221
222			`-------------------`
223			`-- Is_Object_Ext --`
224			`-------------------`
225
226			`function Is_Object_Ext (Ext : String) return Boolean is`
227			`begin`
228			`return Ext = ".o";`
229			`end Is_Object_Ext;`
230
231			`--------------`
232			`-- Is_C_Ext --`
233			`--------------`
234
235			`function Is_C_Ext (Ext : String) return Boolean is`
236			`begin`
237			`return Ext = ".c";`
238			`end Is_C_Ext;`
239
240			`--------------------`
241			`-- Is_Archive_Ext --`
242			`--------------------`
243
244			`function Is_Archive_Ext (Ext : String) return Boolean is`
245			`begin`
246			`return Ext = ".a" or else Ext = ".so";`
247			`end Is_Archive_Ext;`
248
249			`-------------`
250			`-- Libgnat --`
251			`-------------`
252
253			`function Libgnat return String is`
254			`begin`
255			`return "libgnat.a";`
256			`end Libgnat;`
257
258			`------------------------`
259			`-- Library_Exists_For --`
260			`------------------------`
261
262			`function Library_Exists_For`
263			`(Project : Project_Id; In_Tree : Project_Tree_Ref) return Boolean`
264			`is`
265			`begin`
266			`if not In_Tree.Projects.Table (Project).Library then`
267			`Prj.Com.Fail ("INTERNAL ERROR: Library_Exists_For called " &`
268			`"for non library project");`
269			`return False;`
270
271			`else`
272			`declare`
273			`Lib_Dir : constant String :=`
274			`Get_Name_String`
275			`(In_Tree.Projects.Table (Project).Library_Dir);`
276			`Lib_Name : constant String :=`
277			`Get_Name_String`
278			`(In_Tree.Projects.Table (Project).Library_Name);`
279
280			`begin`
281			`if In_Tree.Projects.Table (Project).Library_Kind =`
282			`Static`
283			`then`
284			`return Is_Regular_File`
285			`(Lib_Dir & Directory_Separator & "lib" &`
286			`Fil.Ext_To (Lib_Name, Archive_Ext));`
287
288			`else`
289			`return Is_Regular_File`
290			`(Lib_Dir & Directory_Separator & "lib" &`
291			`Fil.Ext_To (Lib_Name, DLL_Ext));`
292			`end if;`
293			`end;`
294			`end if;`
295			`end Library_Exists_For;`
296
297			`---------------------------`
298			`-- Library_File_Name_For --`
299			`---------------------------`
300
301			`function Library_File_Name_For`
302			`(Project : Project_Id;`
303			`In_Tree : Project_Tree_Ref) return Name_Id`
304			`is`
305			`begin`
306			`if not In_Tree.Projects.Table (Project).Library then`
307			`Prj.Com.Fail ("INTERNAL ERROR: Library_File_Name_For called " &`
308			`"for non library project");`
309			`return No_Name;`
310
311			`else`
312			`declare`
313			`Lib_Name : constant String :=`
314			`Get_Name_String`
315			`(In_Tree.Projects.Table (Project).Library_Name);`
316
317			`begin`
318			`Name_Len := 3;`
319			`Name_Buffer (1 .. Name_Len) := "lib";`
320
321			`if In_Tree.Projects.Table (Project).Library_Kind =`
322			`Static`
323			`then`
324			`Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, Archive_Ext));`
325
326			`else`
327			`Add_Str_To_Name_Buffer (Fil.Ext_To (Lib_Name, DLL_Ext));`
328			`end if;`
329
330			`return Name_Find;`
331			`end;`
332			`end if;`
333			`end Library_File_Name_For;`
334
335			`----------------`
336			`-- Object_Ext --`
337			`----------------`
338
339			`function Object_Ext return String is`
340			`begin`
341			`return "o";`
342			`end Object_Ext;`
343
344			`----------------`
345			`-- PIC_Option --`
346			`----------------`
347
348			`function PIC_Option return String is`
349			`begin`
350			`return "";`
351			`end PIC_Option;`
352
353			`-----------------------------------------------`
354			`-- Standalone_Library_Auto_Init_Is_Supported --`
355			`-----------------------------------------------`
356
357			`function Standalone_Library_Auto_Init_Is_Supported return Boolean is`
358			`begin`
359			`return True;`
360			`end Standalone_Library_Auto_Init_Is_Supported;`
361
362			`---------------------------`
363			`-- Support_For_Libraries --`
364			`---------------------------`
365
366			`function Support_For_Libraries return Library_Support is`
367			`begin`
368			`return Full;`
369			`end Support_For_Libraries;`
370
371			`end MLib.Tgt;`