+{
+ # bug id 20001004.006
+
+ open IN, "./TEST" or warn "$0: cannot read ./TEST: $!" ;
+ local $/;
+ my $a = <IN>;
+ my $b = <IN>;
+ print "not " unless tainted($a) && tainted($b) && !defined($b);
+ print "ok 152\n";
+ close IN;
+}
+
+{
+ # bug id 20001004.007
+
+ open IN, "./TEST" or warn "$0: cannot read ./TEST: $!" ;
+ my $a = <IN>;
+
+ my $c = { a => 42,
+ b => $a };
+ print "not " unless !tainted($c->{a}) && tainted($c->{b});
+ print "ok 153\n";
+
+ my $d = { a => $a,
+ b => 42 };
+ print "not " unless tainted($d->{a}) && !tainted($d->{b});
+ print "ok 154\n";
+
+ my $e = { a => 42,
+ b => { c => $a, d => 42 } };
+ print "not " unless !tainted($e->{a}) &&
+ !tainted($e->{b}) &&
+ tainted($e->{b}->{c}) &&
+ !tainted($e->{b}->{d});
+ print "ok 155\n";
+
+ close IN;
+}
+
+{
+ # bug id 20010519.003
+
+ BEGIN {
+ use vars qw($has_fcntl);
+ eval { require Fcntl; import Fcntl; };
+ unless ($@) {
+ $has_fcntl = 1;
+ }
+ }
+
+ unless ($has_fcntl) {
+ for (156..173) {
+ print "ok $_ # Skip: no Fcntl (no dynaloading?)\n";
+ }
+ } else {
+ my $evil = "foo" . $TAINT;
+
+ eval { sysopen(my $ro, $evil, &O_RDONLY) };
+ test 156, $@ !~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $wo, $evil, &O_WRONLY) };
+ test 157, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $rw, $evil, &O_RDWR) };
+ test 158, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $ap, $evil, &O_APPEND) };
+ test 159, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $cr, $evil, &O_CREAT) };
+ test 160, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $tr, $evil, &O_TRUNC) };
+ test 161, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $ro, "foo", &O_RDONLY | $evil) };
+ test 162, $@ !~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $wo, "foo", &O_WRONLY | $evil) };
+ test 163, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $rw, "foo", &O_RDWR | $evil) };
+ test 164, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $ap, "foo", &O_APPEND | $evil) };
+ test 165, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $cr, "foo", &O_CREAT | $evil) };
+ test 166, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $tr, "foo", &O_TRUNC | $evil) };
+ test 167, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $ro, "foo", &O_RDONLY, $evil) };
+ test 168, $@ !~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $wo, "foo", &O_WRONLY, $evil) };
+ test 169, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $rw, "foo", &O_RDWR, $evil) };
+ test 170, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $ap, "foo", &O_APPEND, $evil) };
+ test 171, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $cr, "foo", &O_CREAT, $evil) };
+ test 172, $@ =~ /^Insecure dependency/, $@;
+
+ eval { sysopen(my $tr, "foo", &O_TRUNC, $evil) };
+ test 173, $@ =~ /^Insecure dependency/, $@;
+
+ unlink("foo"); # not unlink($evil), because that would fail...
+ }
+}
+
+{
+ # bug 20010526.004
+
+ use warnings;
+
+ local $SIG{__WARN__} = sub { print "not " };
+
+ sub fmi {
+ my $divnum = shift()/1;
+ sprintf("%1.1f\n", $divnum);
+ }
+
+ fmi(21 . $TAINT);
+ fmi(37);
+ fmi(248);
+
+ print "ok 174\n";
+}
+
+
+{
+ # Bug ID 20010730.010
+
+ my $i = 0;
+
+ sub Tie::TIESCALAR {
+ my $class = shift;
+ my $arg = shift;
+
+ bless \$arg => $class;
+ }
+
+ sub Tie::FETCH {
+ $i ++;
+ ${$_ [0]}
+ }
+
+
+ package main;
+
+ my $bar = "The Big Bright Green Pleasure Machine";
+ taint_these $bar;
+ tie my ($foo), Tie => $bar;
+
+ my $baz = $foo;
+
+ print $i == 1 ? "ok 175\n" : "not ok 175\n"
+
+}
+
+{
+ # Check that all environment variables are tainted.
+ my @untainted;
+ while (my ($k, $v) = each %ENV) {
+ if (!tainted($v) &&
+ # These we have untainted explicitly earlier.
+ $k !~ /^(BASH_ENV|CDPATH|ENV|IFS|PATH|TEMP|TERM|TMP)$/) {
+ push @untainted, "# '$k' = '$v'\n";
+ }
+ }
+ print @untainted == 0 ? "ok 176\n" : "not ok 176\n";
+ print "# untainted:\n", @untainted if @untainted;
+}
+
+
+ok( ${^TAINT}, '$^TAINT is on' );
+
+eval { ${^TAINT} = 0 };
+ok( ${^TAINT}, '$^TAINT is not assignable' );
+ok( $@ =~ /^Modification of a read-only value attempted/,
+ 'Assigning to ${^TAINT} fails' );
+
+{
+ # bug 20011111.105
+
+ my $re1 = qr/x$TAINT/;
+ test 180, tainted $re1;
+
+ my $re2 = qr/^$re1\z/;
+ test 181, tainted $re2;
+
+ my $re3 = "$re2";
+ test 182, tainted $re3;
+}
+
+if ($Is_MSWin32) {
+ print "ok 183 # Skipped: system {} has different semantics\n";
+}
+else
+{
+ # bug 20010221.005
+ local $ENV{PATH} .= $TAINT;
+ eval { system { "echo" } "/arg0", "arg1" };
+ test 183, $@ =~ /^Insecure \$ENV/;
+}
+if ($Is_VMS) {
+ for (184..203) {print "not ok $_ # TODO tainted %ENV warning occludes tainted arguments warning\n";}
+}
+else
+{
+ # bug 20020208.005 plus some extras
+ # single arg exec/system are tests 80-83
+ use if $] lt '5.009', warnings => FATAL => 'taint';
+ my $err = $] ge '5.009' ? qr/^Insecure dependency/
+ : qr/^Use of tainted arguments/;
+ test 184, eval { exec $TAINT, $TAINT } eq '', 'exec';
+ test 185, $@ =~ $err, $@;
+ test 186, eval { exec $TAINT $TAINT } eq '', 'exec';
+ test 187, $@ =~ $err, $@;
+ test 188, eval { exec $TAINT $TAINT, $TAINT } eq '', 'exec';
+ test 189, $@ =~ $err, $@;
+ test 190, eval { exec $TAINT 'notaint' } eq '', 'exec';
+ test 191, $@ =~ $err, $@;
+ test 192, eval { exec {'notaint'} $TAINT } eq '', 'exec';
+ test 193, $@ =~ $err, $@;
+
+ test 194, eval { system $TAINT, $TAINT } eq '', 'system';
+ test 195, $@ =~ $err, $@;
+ test 196, eval { system $TAINT $TAINT } eq '', 'exec';
+ test 197, $@ =~ $err, $@;
+ test 198, eval { system $TAINT $TAINT, $TAINT } eq '', 'exec';
+ test 199, $@ =~ $err, $@;
+ test 200, eval { system $TAINT 'notaint' } eq '', 'exec';
+ test 201, $@ =~ $err, $@;
+ test 202, eval { system {'notaint'} $TAINT } eq '', 'exec';
+ test 203, $@ =~ $err, $@;
+}