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-- Global flags.
-- Copyright (C) 2002, 2003, 2004, 2005, 2008 Tristan Gingold
--
-- 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>.
-- All the variables declared in this package are set by Parse_Option function
-- and can by read as soon as the command line is parsed.
--
-- Since the names are not prefixed, this package is expected to be with'ed
-- but not to be use'd.
package Flags is
-- List of vhdl standards.
-- VHDL_93c is vhdl_93 with backward compatibility with 87 (file).
type Vhdl_Std_Type is
(Vhdl_87, Vhdl_93, Vhdl_00, Vhdl_02, Vhdl_08, Vhdl_19);
-- Standard accepted.
Vhdl_Std: Vhdl_Std_Type := Vhdl_93;
-- Enable AMS-VHDL extensions.
AMS_Vhdl : Boolean := False;
-- Some flags (such as vhdl version) must be the same for every design
-- units of a hierarchy.
-- The Flag_String is a signature of all these flags.
-- Note: Flag_String (5) (time resolution) is directly overwritten in
-- ghdlrun.
Flag_String : String (1 .. 5);
procedure Create_Flag_String;
-- If set, a multi-bytes sequence can appear in a comment, ie, all
-- characters except VT, CR, LF and FF are allowed in a comment.
-- Set by -C and --mb-comments
Mb_Comment: Boolean := False;
-- If set, relax rules about std library: working library can be std.
Bootstrap : Boolean := False;
-- Options -dX
-- -dp: disp tree after parsing
Dump_Parse: Boolean := False;
-- -ds: disp tree after semantic
Dump_Sem: Boolean := False;
-- -dc: disp tree after canon
Dump_Canon : Boolean := False;
-- -da: disp tree after annotation
Dump_Annotate: Boolean := False;
-- -do: don't dump origin expression but evaluated expressions.
Dump_Origin_Flag : Boolean := True;
-- --dall: makes -dX options to apply to all files.
Dump_All: Boolean := False;
-- -dstats: disp statistics.
Dump_Stats : Boolean := False;
-- If not 0, do internal consistency and leaks check on the AST after
-- analysis.
Check_Ast_Level : Natural := 0;
-- -lX options: list tree as a vhdl file.
-- --lall option: makes -lX options to apply to all files
List_All: Boolean := False;
-- -lv: list verbose
List_Verbose: Boolean := False;
-- -ls: list tree after semantic.
List_Sem: Boolean := False;
-- -lc: list tree after canon.
List_Canon: Boolean := False;
-- -la: list tree after back-end annotation.
List_Annotate: Boolean := False;
-- -v: disp phase of compilation.
Verbose : Boolean := False;
-- If set to true, the parser builds extended locations (defined in
-- package elocations). This saves possibly many locations per node, so
-- it uses more memory. Useful when a tool (like a style checker) wants
-- to know the precise layout. Not used to report errors.
Flag_Elocations : Boolean := False;
-- If set to true, it means that analyze is done for elaboration.
-- The purpose is to avoid spurious warning "will be checked
-- at elaboration". It will also create default binding.
Flag_Elaborate : Boolean := False;
-- If set, a default aspect entity aspect might be an outdated unit.
-- Used by ghdldrv.
Flag_Elaborate_With_Outdated : Boolean := False;
-- Do not display parse and sem warnings. Used during elaboration.
Flag_Only_Elab_Warnings : Boolean := False;
-- If set, explicit subprogram declarations take precedence over
-- implicit declarations, even through use clauses.
Flag_Explicit : Boolean := False;
-- If set, use 'L.C' rule from VHDL02 to do default component binding.
Flag_Syn_Binding : Boolean := False;
-- If set, performs VITAL checks.
Flag_Vital_Checks : Boolean := True;
-- Set if analysis is done even after parsing errors. The analysis code
-- that handles and tolerates incorrect parse tree should check that this
-- flag is set.
Flag_Force_Analysis : Boolean := False;
-- Integer and time types can be either 32 bits or 64 bits values.
-- The default is 32 bits for Integer and 64 bits for Time.
-- Be very careful: if you don't use the default sizes, you may have to
-- change other parts of your systems (such as GRT).
Flag_Integer_64 : Boolean := False;
Flag_Time_64 : Boolean := True;
-- If set, generate cross-references during sem.
Flag_Xref : Boolean := False;
-- If set, all the design units are analyzed in whole to do the simulation.
Flag_Whole_Analyze : Boolean := False;
-- If true, relax some rules:
-- * the scope of an object declaration names start after the declaration,
-- so that it is possible to use the old name in the default expression:
-- constant x : xtype := x;
Flag_Relaxed_Rules : Boolean := True;
-- If true allows vhdl-87 file style. Enabled with --std=93c
Flag_Relaxed_Files87 : Boolean := True;
-- If true, allow to use synopsys packages (std_logic_arith & co).
Flag_Synopsys : Boolean := False;
-- If true, comments are gathered during scan.
-- See package File_Comments.
Flag_Gather_Comments : Boolean := False;
-- If True, disp original source line and a caret indicating the column.
Flag_Caret_Diagnostics : Boolean := True;
type On_Off_Auto_Type is (On, Off, Auto);
-- -fcolor-diagnostics
-- -fno-color-diagnostics
-- Enable colors in diagnostic messages. The default is auto, which turns
-- on when a terminal is detected on the standard error.
Flag_Color_Diagnostics : On_Off_Auto_Type := Auto;
-- -fdiagnostics-show-option
Flag_Diagnostics_Show_Option : Boolean := True;
end Flags;
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