#!./perl
-# $RCSfile: dup.t,v $$Revision: 4.1 $$Date: 92/08/07 18:27:27 $
-
-print "1..7\n";
+BEGIN {
+ chdir 't' if -d 't';
+ @INC = '../lib';
+}
+my $test = 1;
+print "1..8\n";
print "ok 1\n";
-open(dupout,">&STDOUT");
-open(duperr,">&STDERR");
+open(DUPOUT,">&STDOUT");
+open(DUPERR,">&STDERR");
-open(STDOUT,">Io.dup") || die "Can't open stdout";
+open(STDOUT,">Io.dup") || die "Can't open stdout";
open(STDERR,">&STDOUT") || die "Can't open stderr";
select(STDERR); $| = 1;
print STDOUT "ok 2\n";
print STDERR "ok 3\n";
-if ($^O eq 'MSWin32') {
- print `echo ok 4`;
- print `echo ok 5 1>&2`; # does this work?
+
+# Since some systems don't have echo, we use Perl.
+$echo = qq{$^X -le "print q{ok %d}"};
+
+$cmd = sprintf $echo, 4;
+print `$cmd`;
+
+$cmd = sprintf "$echo 1>&2", 5;
+print `$cmd`;
+
+# KNOWN BUG system() does not honor STDOUT redirections on VMS.
+if( $^O eq 'VMS' ) {
+ print "not ok $_ # TODO system() not honoring STDOUT redirect on VMS\n"
+ for 6..7;
}
else {
- system 'echo ok 4';
- system 'echo ok 5 1>&2';
+ system sprintf $echo, 6;
+ system sprintf "$echo 1>&2", 7;
}
close(STDOUT);
close(STDERR);
-open(STDOUT,">&dupout");
-open(STDERR,">&duperr");
+open(STDOUT,">&DUPOUT");
+open(STDERR,">&DUPERR");
-if ($^O eq 'MSWin32') { print `type Io.dup` }
+if (($^O eq 'MSWin32') || ($^O eq 'NetWare')) { print `type Io.dup` }
else { system 'cat Io.dup' }
unlink 'Io.dup';
-print STDOUT "ok 6\n";
-
-# 7 # 19990811 mjd@plover.com
-my ($out1, $out2) = ("Line 1\n", "Line 2\n");
-open(W, "> Io.dup") || die "Can't open stdout";
-print W $out1, $out2;
-close W;
-open(R1, "< Io.dup") || die "Can't read temp file";
-$in1 = <R1>;
-open(R2, "<&R1") || die "Can't dup";
-$in2 = <R2>;
-print "not " unless $in1 eq $out1 && $in2 eq $out2;
-print "ok 7\n";
-
-unlink("Io.dup");
+print STDOUT "ok 8\n";
+