Commit | Line | Data |
126f3c5f |
1 | #!/usr/bin/perl -w |
2 | |
3 | package Math::BigInt::Trace; |
4 | |
5 | require 5.005_02; |
6 | use strict; |
7 | |
8 | use Exporter; |
9 | use Math::BigInt; |
10 | use vars qw($VERSION @ISA $PACKAGE @EXPORT_OK |
11 | $accuracy $precision $round_mode $div_scale); |
12 | |
13 | @ISA = qw(Exporter Math::BigInt); |
14 | |
15 | $VERSION = 0.01; |
16 | |
17 | use overload; # inherit overload from BigInt |
18 | |
19 | # Globals |
20 | $accuracy = $precision = undef; |
21 | $round_mode = 'even'; |
22 | $div_scale = 40; |
23 | |
24 | sub new |
25 | { |
26 | my $proto = shift; |
27 | my $class = ref($proto) || $proto; |
28 | |
29 | my $value = shift; |
30 | my $a = $accuracy; $a = $_[0] if defined $_[0]; |
31 | my $p = $precision; $p = $_[1] if defined $_[1]; |
32 | my $self = Math::BigInt->new($value,$a,$p,$round_mode); |
33 | bless $self,$class; |
34 | print "MBI new '$value' => '$self' (",ref($self),")"; |
35 | return $self; |
36 | } |
37 | |
38 | sub import |
39 | { |
40 | print "MBI import ",join(' ',@_); |
41 | my $self = shift; |
42 | Math::BigInt::import($self,@_); # need it for subclasses |
43 | # $self->export_to_level(1,$self,@_); # need this ? |
44 | @_ = (); |
45 | } |
46 | |
47 | 1; |