02-09-2020
Quote:
Originally Posted by
MadeInGermany
2&>1 creates a file named 1 in the current directory.
2>&1 is correct: it redirects descriptor 2 (stderr) to descriptor 1 (stdout). The & makes the following a file descriptor.
And the following | passes the now combined stdout to the following command as stdin.
Oops, typo in my earlier reply - thanks MadeInGermany for picking this up.
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LEARN ABOUT DEBIAN
http::request::ascgi
HTTP::Request::AsCGI(3pm) User Contributed Perl Documentation HTTP::Request::AsCGI(3pm)
NAME
HTTP::Request::AsCGI - Set up a CGI environment from an HTTP::Request
VERSION
version 1.2
SYNOPSIS
use CGI;
use HTTP::Request;
use HTTP::Request::AsCGI;
my $request = HTTP::Request->new( GET => 'http://www.host.com/' );
my $stdout;
{
my $c = HTTP::Request::AsCGI->new($request)->setup;
my $q = CGI->new;
print $q->header,
$q->start_html('Hello World'),
$q->h1('Hello World'),
$q->end_html;
$stdout = $c->stdout;
# environment and descriptors will automatically be restored
# when $c is destructed.
}
while ( my $line = $stdout->getline ) {
print $line;
}
DESCRIPTION
Provides a convenient way of setting up an CGI environment from an HTTP::Request.
METHODS
new ( $request [, key => value ] )
Constructor. The first argument must be a instance of HTTP::Request, followed by optional pairs of environment key and value.
environment
Returns a hashref containing the environment that will be used in setup. Changing the hashref after setup has been called will have no
effect.
setup
Sets up the environment and descriptors.
restore
Restores the environment and descriptors. Can only be called after setup.
request
Returns the request given to constructor.
response
Returns a HTTP::Response. Can only be called after restore.
stdin
Accessor for handle that will be used for STDIN, must be a real seekable handle with an file descriptor. Defaults to a tempoary
IO::File instance.
stdout
Accessor for handle that will be used for STDOUT, must be a real seekable handle with an file descriptor. Defaults to a tempoary
IO::File instance.
stderr
Accessor for handle that will be used for STDERR, must be a real seekable handle with an file descriptor.
SEE ALSO
examples directory in this distribution.
WWW::Mechanize::CGI
Test::WWW::Mechanize::CGI
THANKS TO
Thomas L. Shinnick for his valuable win32 testing.
AUTHORS
Christian Hansen <ch@ngmedia.com> Hans Dieter Pearcey <hdp@cpan.org>
COPYRIGHT AND LICENSE
This software is copyright (c) 2010 by Christian Hansen <ch@ngmedia.com>.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.
perl v5.10.1 2010-01-12 HTTP::Request::AsCGI(3pm)