File Coverage

blib/lib/Audio/DSP.pm

Criterion	Covered	Total	%
statement	12	24	50.0
branch	0	8	0.0
condition			n/a
subroutine	4	6	66.6
pod			n/a
total	16	38	42.1

package Audio::DSP;

use strict;
use Carp;
use vars qw($VERSION @ISA @EXPORT @EXPORT_OK $AUTOLOAD);

require Exporter;
require DynaLoader;
require AutoLoader;

@ISA = qw(Exporter DynaLoader);
@EXPORT = qw(AFMT_A_LAW
             AFMT_IMA_ADPCM
             AFMT_MPEG
             AFMT_MU_LAW
             AFMT_QUERY
             AFMT_S16_BE
             AFMT_S16_LE
             AFMT_S16_NE
             AFMT_S8
             AFMT_U16_BE
             AFMT_U16_LE
             AFMT_U8
            );

$VERSION = '0.02';

sub AUTOLOAD {
    # This AUTOLOAD is used to 'autoload' constants from the constant()
    # XS function.  If a constant is not found then control is passed
    # to the AUTOLOAD in AutoLoader.

    my $constname;
    ($constname = $AUTOLOAD) =~ s/.*:://;
    croak "& not defined" if $constname eq 'constant';
    my $val = constant($constname, @_ ? $_[0] : 0);
    if ($! != 0) {
        if ($! =~ /Invalid/) {
            $AutoLoader::AUTOLOAD = $AUTOLOAD;
            goto &AutoLoader::AUTOLOAD;
        }
        else {
                croak "Your vendor has not defined Audio::DSP macro $constname";
        }
    }
    no strict 'refs';
    *$AUTOLOAD = sub { $val };
    goto &$AUTOLOAD;
}

bootstrap Audio::DSP $VERSION;

1;
__END__