diff options
Diffstat (limited to 'gcc/ada/mlib-tgt.ads')
| -rw-r--r-- | gcc/ada/mlib-tgt.ads | 109 |
1 files changed, 84 insertions, 25 deletions
diff --git a/gcc/ada/mlib-tgt.ads b/gcc/ada/mlib-tgt.ads index a84a989946e..d7cad10b091 100644 --- a/gcc/ada/mlib-tgt.ads +++ b/gcc/ada/mlib-tgt.ads @@ -6,7 +6,7 @@ -- -- -- S p e c -- -- -- --- Copyright (C) 2001, Ada Core Technologies, Inc. -- +-- Copyright (C) 2001-2003, 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- -- @@ -20,7 +20,7 @@ -- MA 02111-1307, USA. -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- --- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ @@ -30,36 +30,63 @@ -- There are several versions for the body of this package. -- In the default version, libraries are not supported, so function --- Libraries_Are_Supported returns False. +-- Support_For_Libraries return None. with GNAT.OS_Lib; use GNAT.OS_Lib; -with Types; use Types; +with Prj; use Prj; package MLib.Tgt is - function Libraries_Are_Supported return Boolean; - -- Indicates if building libraries by gnatmake and gnatmlib - -- are supported by the GNAT implementation for the OS. + type Library_Support is (None, Static_Only, Full); + -- Support for Library Project File. + -- - None: Library Project Files are not supported at all + -- - Static_Only: Library Project Files are only supported for static + -- libraries. + -- - Full: Library Project Files are supported for static and dynamic + -- (shared) libraries. + + function Support_For_Libraries return Library_Support; + -- Indicates how building libraries by gnatmake is supported by the GNAT + -- implementation for the platform. + + function Standalone_Library_Auto_Init_Is_Supported return Boolean; + -- Indicates if when building a dynamic Standalone Library, + -- automatic initialization is supported. If it is, then it is the default, + -- unless attribute Library_Auto_Init has the value "false". + + function Archive_Builder return String; + -- Returns the name of the archive builder program, usually "ar" + + function Archive_Builder_Options return String_List_Access; + -- A list of options to invoke the Archive_Builder, usually "cr" for "ar" + + function Archive_Indexer return String; + -- Returns the name of the program, if any, that generates an index + -- to the contents of an archive, usually "ranlib". function Default_DLL_Address return String; - -- default address for non relocatable DLL + -- Default address for non relocatable DLL. + -- For OSes where a dynamic library is always relocatable, + -- this function returns an empty string. function Dynamic_Option return String; - -- gcc option to create a dynamic library - - function Base_Option return String; + -- gcc option to create a dynamic library. + -- For Unix, returns "-shared", for Windows returns "-mdll". function Libgnat return String; -- System dependent static GNAT library function Archive_Ext return String; - -- System dependent static library extension + -- System dependent static library extension, without leading dot. + -- For Unix and Windows, return "a". function Object_Ext return String; - -- System dependent object extension + -- System dependent object extension, without leadien dot. + -- On Unix, returns "o". function DLL_Ext return String; - -- System dependent dynamic library extension + -- System dependent dynamic library extension, without leading dot. + -- On Unix, returns "so", on Windows, returns "dll". function PIC_Option return String; -- Position independent code option @@ -73,26 +100,58 @@ package MLib.Tgt is function Is_Archive_Ext (Ext : String) return Boolean; -- Returns True iff Ext is an extension for a library - procedure Copy_ALI_Files - (From : Name_Id; - To : Name_Id); - -- Copy all ALI files from directory From to directory To - - function Linker_Library_Path_Option - (Directory : String) - return String_Access; - -- Linker option to specify the library directory path + function Linker_Library_Path_Option return String_Access; + -- Linker option to specify to the linker the library directory path. + -- If non null, the library directory path is to be appended. + -- Should be deallocated by the caller, when no longer needed. 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; + Driver_Name : Name_Id := No_Name; Lib_Address : String := ""; Lib_Version : String := ""; - Relocatable : Boolean := False); - -- Build a dynamic/relocatable library + Relocatable : Boolean := False; + Auto_Init : Boolean := False); + -- Build a dynamic/relocatable library. + -- + -- Ofiles is the list of all object files in the library. + -- Foreign is the list of non Ada object files (also included in Ofiles). + -- Afiles is the list of ALI files for the Ada object files. + -- Options is a list of options to be passed to the tool (gcc or other) + -- that effectively builds the dynamic library. + -- Interfaces is the list of ALI files for the interfaces of a SAL. + -- It is empty if the library is not a SAL. + -- Lib_Filename is the name of the library, without any prefix or + -- extension. For example, on Unix, if Lib_Filename is "toto", the name of + -- the library file will be "libtoto.so". + -- Lib_Dir is the directory path where the library will be located. + -- Lib_Address is the base address of the library for a non relocatable + -- library, given as an hexadecimal string. + -- For OSes that support symbolic links, Lib_Version, if non null, is + -- the actual file name of the library. For example on Unix, + -- if Lib_Filename is "toto" and Lib_Version is "libtoto.so.2.1", + -- "libtoto.so" will be a symbolic link to "libtoto.so.2.1" which will + -- be the actual library file. + -- Relocatable indicates if the library should be relocatable or not, + -- for those OSes that actually support non relocatable dynamic libraries. + -- Relocatable indicates that automatic elaboration/finalization must be + -- indicated to the linker, if possible. + -- Note: Depending on the OS, some of the parameters may not be taken + -- into account. For example, on Linux, Foreign, Afiles Lib_Address and + -- Relocatable are ignored. + + function Library_Exists_For (Project : Project_Id) return Boolean; + -- Return True if the library file for a library project already exists. + -- This function can only be called for library projects. + + function Library_File_Name_For (Project : Project_Id) return Name_Id; + -- Returns the file name of the library file of a library project. + -- This function can only be called for library projects. end MLib.Tgt; |