11-20-2007
Does this help (I mean the non-blocking wait example shown)?
waitpid - perldoc.perl.org
Of course, as a CGI script is executed once for each HTTP request, you must keep the process ID you are monitoring somewhere, say on the filesystem or session.
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LEARN ABOUT DEBIAN
http::exception::3xx
HTTP::Exception::3XX(3pm) User Contributed Perl Documentation HTTP::Exception::3XX(3pm)
NAME
HTTP::Exception::3XX - Base Class for 3XX (redirect) Exceptions
VERSION
0.04001
SYNOPSIS
use HTTP::Exception;
# all are exactly the same
HTTP::Exception->throw(301, location => 'google.com');
HTTP::Exception::301->throw(location => 'google.com');
HTTP::Exception::MOVED_PERMANENTLY->throw(location => 'google.com');
# and in your favourite Webframework
eval { ... }
if (my $e = HTTP::Exception::301->caught) {
my $self->req->redirect($e->location);
}
DESCRIPTION
This package is the base class for all 3XX (redirect) Exceptions. This makes adding features for a range of exceptions easier.
DON'T USE THIS PACKAGE DIRECTLY. 'use HTTP::Exception' does this for you.
ADDITIONAL FIELDS
Fields, that 3XX-Exceptions provide over HTTP::Exceptions.
location
Indicates, where the browser is beeing redirected to.
AUTHOR
Thomas Mueller, "<tmueller at cpan.org>"
BUGS
Please report any bugs or feature requests to "bug-http-exception at rt.cpan.org", or through the web interface at
http://rt.cpan.org/NoAuth/ReportBug.html?Queue=HTTP-Exception <http://rt.cpan.org/NoAuth/ReportBug.html?Queue=HTTP-Exception>. I will be
notified, and then you'll automatically be notified of progress on your bug as I make changes.
SUPPORT
You can find documentation for this module with the perldoc command.
perldoc HTTP::Exception::Base
You can also look for information at:
o RT: CPAN's request tracker
http://rt.cpan.org/NoAuth/Bugs.html?Dist=HTTP-Exception <http://rt.cpan.org/NoAuth/Bugs.html?Dist=HTTP-Exception>
o AnnoCPAN: Annotated CPAN documentation
http://annocpan.org/dist/HTTP-Exception <http://annocpan.org/dist/HTTP-Exception>
o CPAN Ratings
http://cpanratings.perl.org/d/HTTP-Exception <http://cpanratings.perl.org/d/HTTP-Exception>
o Search CPAN
https://metacpan.org/release/HTTP-Exception <https://metacpan.org/release/HTTP-Exception>
LICENSE AND COPYRIGHT
Copyright 2010 Thomas Mueller.
This program is free software; you can redistribute it and/or modify it under the terms of either: the GNU General Public License as
published by the Free Software Foundation; or the Artistic License.
See http://dev.perl.org/licenses/ for more information.
perl v5.14.2 2012-02-24 HTTP::Exception::3XX(3pm)