Try
while () { <-- change
my $num = $_; <-- change
chop $num;
next if(!($num=~m/(^([0-9]+)$)/));
$sum=$sum+$num;
Agustin Rivera
Webmaster, Pollstar.com
http://www.pollstar.com
----- Original Message -----
From: "Mariana A�ez" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, January 02, 2002 3:21 PM
Subject: Why can't this two programs be piping?
>
> I wrote this two scripts (to do "./mynum | ./mycount" on linux shell):
>
> mynum:
>
> #*******************************************************************
> # Write a number from 1 to oo
> #******************************************************************
>
> #!/usr/bin/perl
> my $i=1;
> while ($i>0){
> print "$i\n";
> sleep 5;
> $i++;
> }
>
> mycount:
>
> #***********************************************************************
> ****# Read from standard input (STDIN) a number pulsing it with before
> number
> # and each 10 seconds print the result value on the screen
> #***********************************************************************
> ****
>
> #!/usr/bin/perl
>
> my $sum=0;
> my $first;
> my $count;
> my $last;
>
> local $SIG{'ALRM'}=\&on_count;
>
> alarm 10;
>
>
> while ( <STDIN> ) {
>
> my $num = <STDIN>;
> chop $num;
> next if(!($num=~m/(^([0-9]+)$)/));
>
> $sum=$sum+$num;
>
>
> }
>
> sub on_count{
> if ($first==0)
> {
> $first=1;
> $last=$sum;
> print "NAN:$sum\n";
> }
> else{
>
> $count=$sum-$last;
> $last=$sum;
> print "Contador=$count\n";
> }
>
> alarm 10;
>
> }
>
> .....but it doesn't work (I mean the pipe doesn't work) do Somebody
> have an idea ?
>
> Mariana C. A�ez Salaverria
> ---------------------------------------
> Sync Consultores c.a.
> www.sync.com.ve
> Av. Libertador, Torre Maracaibo Of 13H
> Caracas - Venezuela
> Telf.: (0212) 762-8555/3012/8693
> Fax : (0212) 762-6671
> Cel : (0416) 622-0000
> --------------------------------------
>
>
>
>
> --
> To unsubscribe, e-mail: [EMAIL PROTECTED]
> For additional commands, e-mail: [EMAIL PROTECTED]
--
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
