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|
#!./perl -- # Perl Rules
BEGIN {
if ($^O eq 'VMS') {
print "1..0 # Skip: needs porting, perhaps imitating Win32 mechanisms\n";
exit 0;
}
require "../../t/test.pl";
}
use strict;
use warnings;
plan 3;
my $file = 't/fd.t';
# [perl #76474]
{
my $stderr = runperl(
switches => ['-MIPC::Open3', '-w'],
prog => "open STDIN, q _${file}_ or die \$!; open3(q _<&0_, my \$out, undef, \$ENV{PERLEXE}, q _-e0_)",
stderr => 1,
);
is $stderr, '',
"dup STDOUT in a child process by using its file descriptor";
}
{
my $want = qr{\A#!\./perl -- # Perl Rules\r?\z};
open my $fh, '<', $file or die "Can't open $file: $!";
my $have = <$fh>;
chomp $have;
like($have, $want, 'We can find our test string');
close $fh;
fresh_perl_like(<<"EOP",
use IPC::Open3;
open FOO, '<', '$file' or die \$!;
open3('<&' . fileno FOO, my \$out, undef, \$ENV{PERLEXE}, '-eprint scalar <STDIN>');
print <\$out>;
EOP
$want,
undef,
'Numeric file handles are duplicated correctly'
);
}
|
