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-- GHDL Run Time (GRT) - Wave option file package for parsing.
-- Copyright (C) 2016 Jonas Baggett
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 2 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT 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
-- along with this program. If not, see <gnu.org/licenses>.
--
-- As a special exception, if other files instantiate generics from this
-- unit, or you link this unit with other files to produce an executable,
-- this unit does not by itself cause the resulting executable to be
-- covered by the GNU General Public License. This exception does not
-- however invalidate any other reasons why the executable file might be
-- covered by the GNU Public License.
-- Description: Wave option file child package for file manipulation and
-- tree creation.
-- When State = Display_Tree, it parse the wave option file
-- provided in the command line and create a tree with the path of
-- the signals to be displayed on the waveform.
with Grt.Stdio; use Grt.Stdio;
package Grt.Wave_Opt.File is
pragma Preelaborate;
-- Open the wave option file given as parameter and parses it if it exists,
-- otherwise creates it and it will be written when reading the design
-- hierarchy
procedure Start (Option_File : String; To_Be_Created : Boolean);
-- Write the path of a signal to the option file
procedure Write_Signal_Path (Signal : Elem_Acc);
-- Write a starting comment before the first signal path of the packages
-- tree or of the entities tree is ever written
procedure Write_Tree_Comment (Tree_Index : Tree_Index_Type);
-- Update_Tree : Update the tree with the current VHDL element read from
-- the current path.
-- Called when the option file is read or when the option file is created
-- while reading the design hierarchy.
procedure Update_Tree (Cursor : in out Elem_Acc;
Last_Updated : in out Boolean;
Elem_Expr : String;
Level : Natural;
Lineno : Natural := 0);
-- Destructor
procedure Finalize;
private
Write_Stream : FILEs;
Buf_Size : constant := 1024;
type Version_Type is record
Major : Integer;
Minor : Integer;
end record;
Version : Version_Type := (others => -1);
Current_Version : constant Version_Type := (Major => 1, Minor => 1);
type Sep_Array is array (Tree_Index_Type) of Character;
end Grt.Wave_Opt.File;
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