use ExtUtils::MakeMaker;
use Config;

my @tk = grep /^TOOLKIT=/, @ARGV;
@ARGV = grep {not /^TOOLKIT=/} @ARGV;
my $inc = "";
my $lib = "";

if (@tk) {
    die "Multiple TOOLKIT=... arguments not allowed.\n" if @tk > 1;
    $tk[0] =~ /TOOLKIT=(.*)/;
    $inc = "-I$1/h -I$1/som/include";
    $lib = "-L$1/som/lib ";
}

my @opt;
unless(grep /^OPTIMIZE=/, @ARGV) {
  my $opt = $Config{optimize};
  $opt =~ s/-fomit-frame-pointer\b//;
  @opt = ( OPTIMIZE => $opt );
}

# See lib/ExtUtils/MakeMaker.pm for details of how to influence
# the contents of the Makefile that is written.
WriteMakefile(
    'NAME'	=> 'SOM',
    'VERSION_FROM' => 'SOM.pm', # finds $VERSION
    'LIBS'	=> ["$lib-lsomtk"],   # e.g., '-lm' 
    'DEFINE'	=> '',     # e.g., '-DHAVE_SOMETHING' 
    'INC'	=> $inc,     # e.g., '-I/usr/include/other' 
    OBJECT	=> '$(O_FILES)',	# Several .xs files
    @opt,
);