### Class MacroAOS4: Create a AOS4-style macro file ###########################

BEGIN {
    package MacroAOS4;
    use vars qw(@ISA);
    @ISA = qw( Macro );

    sub new {
      my $proto  = shift;
      my $class  = ref($proto) || $proto;
      my $self   = $class->SUPER::new( @_ );
      bless ($self, $class);
      return $self;
    }

    sub function_start {
      my $self      = shift;
      my %params    = @_;
      my $prototype = $params{'prototype'};
      my $sfd       = $self->{SFD};

      if ($prototype->{type} eq 'function' ||
          $prototype->{type} eq 'varargs') {
          printf "      I$sfd->{BaseName}->$prototype->{funcname}(";
      }
      else {
          $self->SUPER::function_start (@_);
      }
    }

    sub function_arg {
      my $self      = shift;
      my %params    = @_;
      my $prototype = $params{'prototype'};
      my $argtype   = $params{'argtype'};
      my $argname   = $params{'argname'};
      my $argreg    = $params{'argreg'};
      my $argnum    = $params{'argnum'};
      my $sfd       = $self->{SFD};

      if ($prototype->{type} eq 'function' ||
          $prototype->{type} eq 'varargs') {
          print ", " unless $argnum == 0;
          if ($argname ne '...') {
            print "$argname";
          }
          else {
            print "__VA_ARGS__";
          }
      }
      else {
          $self->SUPER::function_arg (@_);
      }
    }
    sub function_end {
      my $self      = shift;
      my %params    = @_;
      my $prototype = $params{'prototype'};
      my $sfd       = $self->{SFD};
      if ($prototype->{type} eq 'function' ||
          $prototype->{type} eq 'varargs') {
          print ")\n";
      }
      else {
          $self->SUPER::function_end (@_);
      }
    }
}