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#!/usr/bin/perl
# This file is part of darktable,
# copyright (c) 2013-2020 tobias ellinghaus.
#
# darktable 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 3 of the License, or
# (at your option) any later version.
#
# darktable 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 darktable. If not, see <http://www.gnu.org/licenses/>.
# 0 -- print nothing
# 1 -- print errors
# 2 -- print warnings
# 3 -- print debug info
our $ERROR_LEVEL = 0;
use strict;
use warnings;
use FindBin;
use lib "$FindBin::RealBin";
use scanner;
use parser;
use ast;
use code_gen;
my $base_dir = $ARGV[0];
my $input_file = $ARGV[1];
my $output_file = $ARGV[2];
if(!defined($base_dir) or !defined($input_file) or !defined($output_file))
{
print STDERR "usage: parse.pl <base dir> <input file> <output_file>\n";
exit(1);
}
# set the directory where to look for #includes
$scanner::folder = $base_dir;
read_file($input_file);
# dump_tokens(); exit 1;
my %types;
my $version = -1;
my $params_type;
while()
{
@token = get_token();
last if($token[$P_TYPE] == $T_NONE);
if(istypedef(\@token))
{
my $ast = parse();
if(defined($ast))
{
$ast->fix_types(\%types);
# $ast->print_tree(0);
# print "===========\n";
$types{$ast->{name}} = \$ast;
}
}
elsif(isdtmoduleintrospection(\@token))
{
($version, $params_type) = parse_dt_module_introspection();
}
}
#dump_comments(); #exit 1;
open my $OUT, '>', $output_file;
if(defined($params_type))
{
# needed for variable metadata like min, max, default and description
parse_comments();
my $code_generated = 0;
my $params = $types{$params_type};
if(defined($params) && $$params->check_tree())
{
$code_generated = code_gen::print_code($OUT, $$params, $input_file, $version, $params_type);
}
if(!$code_generated)
{
print STDERR "error: can't generate introspection data for type `$params_type'.\n";
code_gen::print_fallback($OUT, $input_file, $version, $params_type);
}
}
else
{
my $source_file_name = $input_file;
if($input_file =~ /([^\/]*)$/) { $source_file_name = $1; }
print STDERR "no introspection requested for $source_file_name.\n";
print $OUT "/* no introspection requested for $source_file_name */\n#include \"$input_file\"\n";
}
close $OUT;
################# some debug functions #################
sub print_token
{
my $token = shift;
print @$token[0]." : ".@$token[1]." : ".@$token[2]." : ".@$token[3]."\n";
}
sub dump_tokens
{
while()
{
my @token = get_token();
last if($token[$P_TYPE] == $T_NONE);
print_token(\@token);
}
}
sub dump_comments
{
foreach my $filename (keys(%comments))
{
print "$filename\n";
while (my ($lineno, $line) = each(@{$comments{$filename}}))
{
next unless defined($line);
print " $lineno:\n";
foreach(@{%{$line}{raw}})
{
print " ".$_."\n";
}
}
}
}
# modelines: These editor modelines have been set for all relevant files by tools/update_modelines.sh
# vim: shiftwidth=2 expandtab tabstop=2 cindent
# kate: tab-indents: off; indent-width 2; replace-tabs on; indent-mode cstyle; remove-trailing-space on;
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