#!/usr/bin/perl

 # vim: set ts=2 sw=2 tw=99 noet: 

 use strict;

 use Cwd;

 use File::Basename;

 use File::Path;

 my ($myself, $path) = fileparse($0);

 chdir($path);

 require 'helpers.pm';

 #Go back above build dir

 chdir(Build::PathFormat('../../..'));

 #Get the source path.

 our ($root) = getcwd();

 my $reconf = 0;

 #Create output folder if it doesn't exist.

 if (!(-d 'OUTPUT')) {

 	$reconf = 1;

 } else {

 	if (-f 'OUTPUT/sentinel') {

 		my @s = stat('OUTPUT/sentinel');

 		my $mtime = $s[9];

 		my @files = ('build/pushbuild.txt', 'build/AMBuildScript', 'build/product.version');

 		my ($i);

 		for ($i = 0; $i <= $#files; $i++) {

 			if (IsNewer($files[$i], $mtime)) {

 				$reconf = 1;

 				last;

 			}

 		}

 	} else {

 		$reconf = 1;

 	}

 }

 if ($reconf) {

 	rmtree('OUTPUT');

 	mkdir('OUTPUT') or die("Failed to create output folder: $!\n");

 	chdir('OUTPUT');

 	my ($result, $argn);

 	$argn = $#ARGV + 1;

 	print "Attempting to reconfigure...\n";

 	if ($argn > 0 && $^O !~ /MSWin/) {

 		$result = `CC=$ARGV[0] CXX=$ARGV[0] python3 ../build/configure.py --enable-optimize`;

 	} else {

 		if ($^O eq "linux") {

 			$result = `CC=gcc-4.4 CXX=gcc-4.4 python3 ../build/configure.py --enable-optimize`;

 		} elsif ($^O eq "darwin") {

 			$result = `CC=clang CXX=clang python3 ../build/configure.py --enable-optimize`;

 		} else {

 			$result = `C:\\Python32\\Python.exe ..\\build\\configure.py --enable-optimize`;

 		}

 	}

 	print "$result\n";

 	if ($? != 0) {

 		die("Could not configure: $!\n");

 	}

 	open(FILE, '>sentinel');

 	print FILE "this is nothing.\n";

 	close(FILE);

 }

 sub IsNewer

 {

 	my ($file, $time) = (@_);

 	my @s = stat($file);

 	my $mtime = $s[9];

 	return $mtime > $time;

 }

 exit(0);