2009-10-25 Michael Snyder <msnyder@vmware.com>

2009-10-25  Michael Snyder  <msnyder@vmware.com>

        * target.h (struct target_ops): New methods to_get_bookmark
        and to_goto_bookmark.
        (target_get_bookmark): New macro.
        (target_goto_bookmark): New macro.
        * target.c (dummy_get_bookmark): New function, default implementation.
        (dummy_goto_bookmark): New function, default implementation.
        (update_current_target): Inherit new methods.
        * record.c (record_get_bookmark): New function.
        (record_goto_bookmark): New function.
        (init_record_ops): Set to_get_bookmark and to_goto_bookmark methods.
        * reverse.c (struct bookmark): New type.
        (save_bookmark_command): New function (command).
        (delete_bookmark_command): New function (command).
        (goto_bookmark_command): New function (command).
        (bookmarks_info): New function (command).
        (_initialize_reverse): Add new bookmark commands.
	* command.h (enum command_class): Add class_bookmark.
	* NEWS: Mention bookmark commands.