| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- M L I B . T G T -- |
| -- (AIX Version) -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 2003, Ada Core Technologies, 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, 59 Temple Place - Suite 330, Boston, -- |
| -- MA 02111-1307, 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 or relocatable libraries. |
| |
| -- This is the AIX version of the body. |
| |
| with Ada.Strings.Fixed; use Ada.Strings.Fixed; |
| with Ada.Text_IO; use Ada.Text_IO; |
| with MLib.Fil; |
| with MLib.Utl; |
| with Namet; use Namet; |
| with Osint; use Osint; |
| with Opt; |
| with Output; use Output; |
| with Prj.Com; |
| |
| package body MLib.Tgt is |
| |
| No_Arguments : aliased Argument_List := (1 .. 0 => null); |
| Empty_Argument_List : constant Argument_List_Access := No_Arguments'Access; |
| |
| Wl_Initfini_String : constant String := "-Wl,-binitfini:"; |
| |
| Init_Fini_List : constant Argument_List_Access := |
| new Argument_List'(1 => null); |
| -- Used to put switch for automatic elaboration/finalization |
| |
| Bexpall : aliased String := "-Wl,-bexpall"; |
| Bexpall_Option : constant String_Access := Bexpall'Access; |
| -- The switch to export all symbols |
| |
| Lpthreads : aliased String := "-lpthreads"; |
| Native_Thread_Options : aliased Argument_List := (1 => Lpthreads'Access); |
| -- The switch to use when linking a library against libgnarl when using |
| -- Native threads. |
| |
| Lgthreads : aliased String := "-lgthreads"; |
| Lmalloc : aliased String := "-lmalloc"; |
| FSU_Thread_Options : aliased Argument_List := |
| (1 => Lgthreads'Access, 2 => Lmalloc'Access); |
| -- The switches to use when linking a library against libgnarl when using |
| -- FSU threads. |
| |
| Thread_Options : Argument_List_Access := null; |
| -- Designate the thread switches to used when linking a library against |
| -- libgnarl. Depends on the thread library (Native or FSU). Resolved for |
| -- the first library linked against libgnarl. |
| |
| --------------------- |
| -- 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; |
| |
| --------------------------- |
| -- Build_Dynamic_Library -- |
| --------------------------- |
| |
| procedure Build_Dynamic_Library |
| (Ofiles : Argument_List; |
| Foreign : Argument_List; |
| Afiles : Argument_List; |
| Options : Argument_List; |
| Interfaces : Argument_List; |
| Lib_Filename : String; |
| Lib_Dir : String; |
| Symbol_Data : Symbol_Record; |
| Driver_Name : Name_Id := No_Name; |
| Lib_Address : String := ""; |
| Lib_Version : String := ""; |
| Relocatable : Boolean := False; |
| Auto_Init : Boolean := False) |
| is |
| pragma Unreferenced (Foreign); |
| pragma Unreferenced (Afiles); |
| pragma Unreferenced (Interfaces); |
| pragma Unreferenced (Symbol_Data); |
| pragma Unreferenced (Lib_Address); |
| pragma Unreferenced (Lib_Version); |
| pragma Unreferenced (Relocatable); |
| |
| Lib_File : constant String := |
| Lib_Dir & Directory_Separator & "lib" & |
| MLib.Fil.Ext_To (Lib_Filename, DLL_Ext); |
| -- The file name of the library |
| |
| Init_Fini : Argument_List_Access := Empty_Argument_List; |
| -- The switch for automatic initialization of Stand-Alone Libraries. |
| -- Changed to a real switch when Auto_Init is True. |
| |
| Options_2 : Argument_List_Access := Empty_Argument_List; |
| -- Changed to the thread options, if -lgnarl is specified |
| |
| 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 Auto_Init then |
| Init_Fini := Init_Fini_List; |
| Init_Fini (1) := |
| new String'(Wl_Initfini_String & Lib_Filename & "init:" & |
| Lib_Filename & "final"); |
| end if; |
| |
| -- Look for -lgnarl in Options. If found, set the thread options. |
| |
| for J in Options'Range loop |
| if Options (J).all = "-lgnarl" then |
| |
| -- If Thread_Options is null, read s-osinte.ads to discover the |
| -- thread library and set Thread_Options accordingly. |
| |
| if Thread_Options = null then |
| declare |
| File : Ada.Text_IO.File_Type; |
| Line : String (1 .. 100); |
| Last : Natural; |
| |
| begin |
| Open |
| (File, In_File, |
| Include_Dir_Default_Prefix & "/s-osinte.ads"); |
| |
| while not End_Of_File (File) loop |
| Get_Line (File, Line, Last); |
| |
| if Index (Line (1 .. Last), "-lpthreads") /= 0 then |
| Thread_Options := Native_Thread_Options'Access; |
| exit; |
| |
| elsif Index (Line (1 .. Last), "-lgthreads") /= 0 then |
| Thread_Options := FSU_Thread_Options'Access; |
| exit; |
| end if; |
| end loop; |
| |
| Close (File); |
| |
| if Thread_Options = null then |
| Prj.Com.Fail ("cannot find the thread library in use"); |
| end if; |
| |
| exception |
| when others => |
| Prj.Com.Fail ("cannot open s-osinte.ads"); |
| end; |
| end if; |
| |
| Options_2 := Thread_Options; |
| exit; |
| end if; |
| end loop; |
| |
| -- Finally, call GCC (or the driver specified) to build the library |
| |
| MLib.Utl.Gcc |
| (Output_File => Lib_File, |
| Objects => Ofiles, |
| Options => Options & Bexpall_Option & Init_Fini.all, |
| Driver_Name => Driver_Name, |
| Options_2 => Options_2.all); |
| end Build_Dynamic_Library; |
| |
| ------------------------- |
| -- Default_DLL_Address -- |
| ------------------------- |
| |
| function Default_DLL_Address return String is |
| begin |
| return ""; |
| end Default_DLL_Address; |
| |
| ------------- |
| -- DLL_Ext -- |
| ------------- |
| |
| function DLL_Ext return String is |
| begin |
| return "a"; |
| end DLL_Ext; |
| |
| -------------------- |
| -- 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"; |
| 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) return Boolean is |
| begin |
| if not 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 (Projects.Table (Project).Library_Dir); |
| Lib_Name : constant String := |
| Get_Name_String (Projects.Table (Project).Library_Name); |
| |
| begin |
| if 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) return Name_Id is |
| begin |
| if not 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 (Projects.Table (Project).Library_Name); |
| |
| begin |
| Name_Len := 3; |
| Name_Buffer (1 .. Name_Len) := "lib"; |
| |
| if 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; |
| |
| -------------------------------- |
| -- Linker_Library_Path_Option -- |
| -------------------------------- |
| |
| function Linker_Library_Path_Option return String_Access is |
| begin |
| -- On AIX, any path specify with an -L switch is automatically added |
| -- to the library path. So, nothing is needed here. |
| |
| return null; |
| end Linker_Library_Path_Option; |
| |
| ---------------- |
| -- Object_Ext -- |
| ---------------- |
| |
| function Object_Ext return String is |
| begin |
| return "o"; |
| end Object_Ext; |
| |
| ---------------- |
| -- PIC_Option -- |
| ---------------- |
| |
| function PIC_Option return String is |
| begin |
| return "-fPIC"; |
| 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; |
