12 open(DUPOUT,">&STDOUT");
13 open(DUPERR,">&STDERR");
15 open(STDOUT,">Io.dup") || die "Can't open stdout";
16 open(STDERR,">&STDOUT") || die "Can't open stderr";
18 select(STDERR); $| = 1;
19 select(STDOUT); $| = 1;
21 print STDOUT "ok 2\n";
22 print STDERR "ok 3\n";
24 # Since some systems don't have echo, we use Perl.
25 $echo = qq{$^X -le "print q{ok %d}"};
27 $cmd = sprintf $echo, 4;
30 $cmd = sprintf "$echo 1>&2", 5;
33 # KNOWN BUG system() does not honor STDOUT redirections on VMS.
35 print "not ok $_ # TODO system() not honoring STDOUT redirect on VMS\n"
39 system sprintf $echo, 6;
40 system sprintf "$echo 1>&2", 7;
46 open(STDOUT,">&DUPOUT");
47 open(STDERR,">&DUPERR");
49 if (($^O eq 'MSWin32') || ($^O eq 'NetWare') || ($^O eq 'VMS')) { print `type Io.dup` }
50 else { system 'cat Io.dup' }
53 print STDOUT "ok 8\n";