13 my $tests_needing_perlio = 17;
14 plan(12 + $tests_needing_perlio);
17 open(DUPOUT,">&STDOUT");
18 open(DUPERR,">&STDERR");
20 my $tempfile = tempfile();
22 open(STDOUT,">$tempfile") || die "Can't open stdout";
23 open(STDERR,">&STDOUT") || die "Can't open stderr";
25 select(STDERR); $| = 1;
26 select(STDOUT); $| = 1;
28 print STDOUT "ok 2\n";
29 print STDERR "ok 3\n";
31 # Since some systems don't have echo, we use Perl.
32 $echo = qq{$^X -le "print q(ok %d)"};
34 $cmd = sprintf $echo, 4;
37 $cmd = sprintf "$echo 1>&2", 5;
38 $cmd = sprintf $echo, 5 if $^O eq 'MacOS'; # don't know if we can do this ...
41 system sprintf $echo, 6;
43 system sprintf $echo, 7;
46 system sprintf "$echo 1>&2", 7;
49 close(STDOUT) or die "Could not close: $!";
50 close(STDERR) or die "Could not close: $!";
52 open(STDOUT,">&DUPOUT") or die "Could not open: $!";
53 open(STDERR,">&DUPERR") or die "Could not open: $!";
55 if (($^O eq 'MSWin32') || ($^O eq 'NetWare')) { print `type $tempfile` }
56 elsif ($^O eq 'VMS') { system "type $tempfile.;" } # TYPE defaults to .LIS when there is no extension
57 elsif ($^O eq 'MacOS') { system "catenate $tempfile" }
58 else { system "cat $tempfile" }
60 print STDOUT "ok 8\n";
62 open(F,">&",1) or die "Cannot dup to numeric 1: $!";
66 open(F,">&",'1') or die "Cannot dup to string '1': $!";
70 open(F,">&=",1) or die "Cannot dup to numeric 1: $!";
74 if ($Config{useperlio}) {
75 open(F,">&=",'1') or die "Cannot dup to string '1': $!";
79 open(F, ">&DUPOUT") or die "Cannot dup stdout back: $!";
85 open(F, ">&DUPOUT") or die "Cannot dup stdout back: $!";
90 skip("need perlio", $tests_needing_perlio) unless $Config{useperlio};
92 ok(open(F, ">&", STDOUT));
93 isnt(fileno(F), fileno(STDOUT));
96 ok(open(F, "<&=STDIN")) or _diag $!;
97 is(fileno(F), fileno(STDIN));
100 ok(open(F, ">&=STDOUT"));
101 is(fileno(F), fileno(STDOUT));
104 ok(open(F, ">&=STDERR"));
105 is(fileno(F), fileno(STDERR));
108 open(G, ">$tempfile") or die;
111 ok(open(F, ">&=$g"));
121 close G; # flush first
122 close F; # flush second
124 open(G, "<$tempfile") or die;
127 $line = <G>; chomp $line; is($line, "ggg");
128 $line = <G>; chomp $line; is($line, "fff");
132 open UTFOUT, '>:utf8', $tempfile or die $!;
133 open UTFDUP, '>&UTFOUT' or die $!;
134 # some old greek saying.
135 my $message = "\x{03A0}\x{0391}\x{039D}\x{03A4}\x{0391} \x{03A1}\x{0395}\x{0399}\n";
136 print UTFOUT $message;
137 print UTFDUP $message;
138 binmode UTFDUP, ':utf8';
139 print UTFDUP $message;
142 open(UTFIN, "<:utf8", $tempfile) or die $!;
145 $line = <UTFIN>; is($line, $message);
146 $line = <UTFIN>; is($line, $message);
147 $line = <UTFIN>; is($line, $message);