source: trunk/essentials/dev-lang/perl/lib/IPC/Open3.t

#!./perl -w

BEGIN {
    chdir 't' if -d 't';
    @INC = '../lib';
    require Config; import Config;
    if (!$Config{'d_fork'}
       # open2/3 supported on win32 (but not Borland due to CRT bugs)
       && (($^O ne 'MSWin32' && $^O ne 'NetWare') || $Config{'cc'} =~ /^bcc/i))
    {
        print "1..0\n";
        exit 0;
    }
    # make warnings fatal
    $SIG{__WARN__} = sub { die @_ };
}

use strict;
use IO::Handle;
use IPC::Open3;
#require 'open3.pl'; use subs 'open3';

my $perl = $^X;

sub ok {
    my ($n, $result, $info) = @_;
    if ($result) {
        print "ok $n\n";
    }
    else {
        print "not ok $n\n";
        print "# $info\n" if $info;
    }
}

sub cmd_line {
        if ($^O eq 'MSWin32' || $^O eq 'NetWare') {
                my $cmd = shift;
                $cmd =~ tr/\r\n//d;
                $cmd =~ s/"/\\"/g;
                return qq/"$cmd"/;
        }
        else {
                return $_[0];