Jorge Almeida wrote:
> Can someone help me to understand what's wrong with this? (Or: what I
> didn't understand about eval?)
>
> $ perl -e 'use strict;use warnings;eval{open(OUT,"|file")};eval{print
> OUT "aa\n";};eval{close OUT};<STDIN>;'
> Usage: file [-bcikLnNsvz] [-f namefile] [-F separator] [-m magicfiles]
> file...
> file -C -m magicfiles
> Try `file --help' for more information.
> $
>
> Since the file command doesn't read from STDIN, the shell spits an error
> message, as expected. The problem is that I expected the program to go
> on instead of dying (that's what the "<STDIN>" is there to check). I
> tried using a unique "eval" around everything since "open" till "close
> OUT". No joy.
> What is happening?
When find dies a SIGPIPE signal is sent to the parent process which kills it.
John
--
use Perl;
program
fulfillment
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