PERL Beginners - Re: forcing stack backtrace in the case of unhandled exception/Perl

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Re: forcing stack backtrace in the case of unhandled exception/Perl

Randy W. Sims

2004-04-27, 12:26 am

On 4/26/2004 1:02 PM, David Garamond wrote:

> I've [re]discovered the wonderful world of Carp. I've now peppered most
> of my scripts with 'use Carp qw(verbose);'.
>
> However, whenever things go wrong (like my program calls an undefined
> subroutine, or I tried to modify a constant), my program dies without
> the stack backtrace. Any idea how I can get a backtrace?
>

$SIG{__WARN__} = sub {
# verbose output
}

$SIG{__DIE__} = sub {
# verbose output
}

perldoc perlvar

David Garamond

2004-04-27, 5:01 am

Randy W. Sims wrote:
> On 4/26/2004 1:02 PM, David Garamond wrote:
>
>
> $SIG{__WARN__} = sub {
> # verbose output
> }
>
> $SIG{__DIE__} = sub {
> # verbose output
> }
>
> perldoc perlvar

Thanks! I've forgotten all about warn and die handlers.

--
dave

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