#!/usr/bin/perl
use strict;
use warnings;

if ( @ARGV != 1 ) {
	print "USAGE :: perl default_operating_condition_update.pl <<FILE>>\n\n";
	exit 1;
	}

my $inputfile = $ARGV[ 0 ];    # input  FILE

mkdir 'finallib' unless -d 'finallib';

open my $INFILE, '<', $inputfile or die "Can not open '$inputfile' because: $!";
open my $OPFILE, '>', "finallib/$inputfile" or die "Can not open 'finallib/$inputfile' because: $!";

while ( my $iline = <$INFILE> ) {

	print $OPFILE $iline;

	if ( $iline =~ /^ ( \s* ) operating_conditions \s* \( \s* ( .* ) \s* \) \s* { \s* $/x ) {

		my ( $leading_space, $operating_cond ) = ( $1, $2 );

		until ( $iline =~ /^ \s* } \s* $/x ) {
			$iline = <$INFILE>;
			print $OPFILE $iline;
			}

		print $OPFILE "${leading_space}default_operating_conditions : $operating_cond ;\n";
		}
	}