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-- GHDL Run Time (GRT) - Wave option file top package.
-- Copyright (C) 2016 Jonas Baggett
--
-- GHDL 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, or (at your option) any later
-- version.
--
-- GHDL 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 GCC; see the file COPYING. If not, write to the Free
-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-- 02111-1307, USA.
--
-- 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 top package.
-- Allows to select signals to be displayed on the waveform (with
-- the help of it's child units)
-- Contains common stuff for it's child units
package Grt.Wave_Opt is
pragma Preelaborate;
-- State :
-- Display_All : No signal filtering, display all
-- Write_File : Write in a new wave option file the signals found in the
-- design. No signal filtering too.
-- Display_Tree : Parse the given option file and create the tree. Display
-- only the signals that are in the tree
type State_Type is (Display_All, Write_File, Display_Tree);
State : State_Type := Display_All;
type String_Cst is access constant String;
Value_String_Size : constant := 10;
File_Path : String_Cst;
type Elem_Kind_Type is (Not_Found, Pkg_Entity, Signal, Recursion);
type Elem_Type;
type Elem_Acc is access Elem_Type;
type Elem_Type is record
Expr : String_Cst;
Lineno : Natural;
Column : Natural;
Level : Natural;
Kind : Elem_Kind_Type := Not_Found;
Parent : Elem_Acc := null;
Next_Sibling, Next_Child : Elem_Acc := null;
end record;
type Tree_Index_Type is (Pkg, Entity);
type Tree_Array is array (Tree_Index_Type) of Elem_Acc;
Trees : Tree_Array := (others => null);
type Sep_Array is array (Tree_Index_Type) of Character;
Seps : constant Sep_Array := (Pkg => '.', Entity => '/');
type Severity_Type is (Error, Warning);
private
-- An error/warning message start with the context or the error/warning.
-- This procedure print this context
procedure Print_Context
(Lineno, Column : Positive; Severity : Severity_Type);
procedure Print_Context (Element : Elem_Acc; Severity : Severity_Type);
-- Print an error/warning with it's context
procedure Error_Context (Msg : String;
Lineno, Column : Positive;
Severity : Severity_Type := Error);
procedure Error_Context
(Msg : String; Element : Elem_Acc; Severity : Severity_Type := Error);
end Grt.Wave_Opt;
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