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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [ada/] [mlib-tgt-aix.adb] - Rev 20
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------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- M L I B . T G T -- -- (AIX Version) -- -- -- -- B o d y -- -- -- -- Copyright (C) 2003-2005, AdaCore -- -- -- -- 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 or relocatable libraries. -- This is the AIX version of the body with Ada.Strings.Fixed; use Ada.Strings.Fixed; with MLib.Fil; with MLib.Utl; with Namet; use Namet; with Opt; with Output; use Output; with Prj.Com; with Prj.Util; use Prj.Util; package body MLib.Tgt is No_Arguments : aliased Argument_List := (1 .. 0 => null); Empty_Argument_List : constant Argument_List_Access := No_Arguments'Access; 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 := Empty_Argument_List; -- 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; ----------------------------- -- 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 (Lib_Version); pragma Unreferenced (Auto_Init); Lib_File : constant String := Lib_Dir & Directory_Separator & "lib" & MLib.Fil.Ext_To (Lib_Filename, DLL_Ext); -- The file name of the library Thread_Opts : Argument_List_Access := Empty_Argument_List; -- Set to Thread_Options if -lgnarl is found in the Options begin if Opt.Verbose_Mode then Write_Str ("building relocatable shared library "); Write_Line (Lib_File); 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 : Text_File; Line : String (1 .. 100); Last : Natural; begin Open (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; Thread_Opts := 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, Driver_Name => Driver_Name, Options_2 => Options_2 & Thread_Opts.all); end Build_Dynamic_Library; ------------- -- DLL_Ext -- ------------- function DLL_Ext return String is begin return "a"; 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"; 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 "-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 Static_Only; end Support_For_Libraries; end MLib.Tgt;
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