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local $| = 1;
local $SIG{__DIE__} =
	$ENV{PADRE_DIE}
	? sub { print STDERR Carp::longmess "\nDIE: @_\n" . ( "-" x 80 ) . "\n" }
	: $SIG{__DIE__};

# Must run using wxPerl on OS X.
if ( $^O eq 'darwin' and $^X !~ m{/wxPerl} ) {
	require File::Which;
	require File::Basename;
	require File::Spec;

	my $this_perl = File::Which::which($^X) || $^X;
	if ( -l $this_perl ) {
		my $link = readlink $this_perl;
		$this_perl = $link if $link;
	}

	my $dir = File::Basename::dirname($this_perl);
	my $wx_perl = File::Spec->catfile( $dir, 'wxPerl' );
	my $perl =
		  $wx_perl && -e $wx_perl && -x _
		? $wx_perl
		: File::Which::which('wxPerl');
	chomp($perl);
	if ( -e $perl ) {
		warn "spawning 'wxPerl' interpreter for OS X\n";
		system( $perl, '-S', $0, @ARGV );
	} else {
		warn "padre cannot find wxPerl executable (which it requires on OS X)\n";
	}
	exit 0;
}

# Disable overlay scrollbar on Linux.
# Done ugly this way to satisfy Perl::Critic (grrr)
local $ENV{LIBOVERLAY_SCROLLBAR} = ( $^O eq 'linux' ) ? 0 : $ENV{LIBOVERLAY_SCROLLBAR};

# Handle special command line cases early, because options like --home
# MUST be processed before the Padre.pm library is loaded.
my $USAGE       = '';
my $SHOWVERSION = '';
my $HOME        = undef;
my $RESET       = undef;
my $SESSION     = undef;
my $PRELOAD     = undef;
my $DESKTOP     = undef;
my $ACTIONS     = undef;
my $LOCALE      = undef;
if ( grep {/^-/} @ARGV ) {

	# Avoid loading Getopt::Long entirely if we can,
	# sneakily saving a meg or so of RAM.
	require Getopt::Long;
	Getopt::Long::GetOptions(
		'help|usage'    => \$USAGE,
		'version'       => \$SHOWVERSION,
		'home=s'        => \$HOME,
		'reset'         => \$RESET,
		'session=s'     => \$SESSION,
		'desktop'       => \$DESKTOP,
		'actionqueue=s' => \$ACTIONS,
		'locale=s'      => \$LOCALE,

		# Keep this sekrit for now --ADAMK
		'preload' => \$PRELOAD,
	) or $USAGE = 1;
}





#####################################################################
# Special Execution Modules

# Padre command line usage
if ($USAGE) {
	print <<"END_USAGE";
Usage: $0 [FILENAMES]

--help              Shows this help message
--home=dir          Forces Padre "home" directory to a specific location
--reset             Flush entire local config directory and reset to defaults
--session=name      Open given session during Padre startup
--version           Prints Padre version and quits
--desktop           Integrate Padre with your desktop
--actionqueue=list  Run a list of comma-separated actions after Padre startup
--locale=name       Locale name to use

END_USAGE
	exit(1);
}

# Lock in the home and constants, which are needed for everything else
local $ENV{PADRE_HOME} = defined($HOME) ? $HOME : $ENV{PADRE_HOME};
require Padre::Constant;

# Padre version
if ($SHOWVERSION) {
	require Padre;
	message("Perl Application Development and Refactoring Environment $Padre::VERSION");
	exit(0);
}

# Destroy and reinitialise our config directory
if ($RESET) {
	require File::Remove;
	File::Remove::remove( \1, Padre::Constant::CONFIG_DIR() );
	Padre::Constant::init();
}

if ($DESKTOP) {
	require Padre::Desktop;
	unless ( Padre::Desktop::desktop() ) {
		error("--desktop not implemented for $^O");
	}
	exit(1);
}

# local $ENV{PADRE_PAR_PATH} = $ENV{PAR_TEMP} || '';

# If we have an action queue then we are running for automation reasons.
# Avoid the startup logic and continue to the main startup.
unless ( defined $ACTIONS ) {

	# Run the Padre startup sequence before we load the main application
	require Padre::Startup;
	unless ( Padre::Startup::startup() ) {

		# Startup process says to abort the main load and exit now
		exit(0);
	}
}

SCOPE: {
	local $@;
	eval {
		require Padre;

		# Load the entire application into memory immediately
		Padre->import(':everything') if $PRELOAD;

		#	use Aspect;
		#	aspect( 'NYTProf',
		#		call qr/^Padre::/ &
		#		call qr/\b(?:refresh|update)\w*\z/ & !
		#		call qr/^Padre::(?:Locker|Wx::Progress)::/
		#	);
	};
	if ($@) {

		# Major startup failure!
		# Handle a few specialised cases we understand
		if ( $@ =~ /Schema user_version mismatch/ ) {
			error("Padre configuration database schema invalid");
			if (WIN32) {
				require Win32;
				my $rv = Win32::MsgBox(
					"Reset your configuration to try and fix it?",
					4, "Padre",
				);
				if ( $rv == 6 ) {
					require File::Remove;
					File::Remove::remove( \1, Padre::Constant::CONFIG_DIR() );
					error("Configuration directory reset");
				}
			}
			exit(1);
		}

		# Handle other generic errors
		my $message = $@;
		$message =~ s/ at .*?line.*$//;
		error("Major Startup Error: '$message'");
		exit(1);