1use strict;
2use vars qw($VERSION %IRSSI);
3
4use Irssi qw(command_bind active_win);
5$VERSION = '1.10';
6%IRSSI = (
7    authors	=> 'Juerd',
8    contact	=> 'juerd@juerd.nl',
9    name	=> 'Calculator',
10    description	=> 'Simple /calc mechanism',
11    license	=> 'Public Domain',
12    url		=> 'http://juerd.nl/irssi/',
13    changed	=> 'Thu Mar 19 11:00 CET 2002',
14);
15
16command_bind(
17    calc => sub {
18	my ($msg) = @_;
19	for ($msg) {
20	    s/,/./g;
21	    s/[^*.+0-9&|)(x\/^-]//g;
22	    s/\*\*/^/g;
23	    s/([*+\\.\/x-])\1*/$1/g;
24	    s/\^/**/g;
25	    s/(?<!0)x//g;
26	}
27	my $answer = eval("($msg) || 0");
28	active_win->print($@ ? "$msg = ERROR (${\ (split / at/, $@, 2)[0]})" : "$msg = $answer");
29    }
30);
31