threads::shared disabling

   Message-Id: <20020103004658.97969.qmail@web21006.mail.yahoo.com>

p4raw-link: @14015 on //depot/perl: 38b0d3dc02713f3c8313d8d82d06f680810942d4

p4raw-id: //depot/perl@14030

1 files changed, 47 insertions, 0 deletions

diff --git a/ext/threads/shared/t/no_share.t b/ext/threads/shared/t/no_share.t
new file mode 100644
index 0000000000..519d9cb532
--- /dev/null
+++ b/ext/threads/shared/t/no_share.t
@@ -0,0 +1,47 @@
+
+
+
+
+BEGIN {
+#    chdir 't' if -d 't';
+#    push @INC ,'../lib';
+    require Config; import Config;
+    unless ($Config{'useithreads'}) {
+       print "1..0 # Skip: no useithreads\n";
+        exit 0;
+    }
+    $SIG{__WARN__} = sub { $warnmsg = shift; };
+}
+
+
+sub ok {
+    my ($id, $ok, $name) = @_;
+
+    # You have to do it this way or VMS will get confused.
+    print $ok ? "ok $id - $name\n" : "not ok $id - $name\n";
+
+    printf "# Failed test at line %d\n", (caller)[2] unless $ok;
+
+    return $ok;
+}
+
+our $warnmsg;
+use ExtUtils::testlib;
+use strict;
+BEGIN { print "1..5\n" };
+use threads::shared;
+use threads;
+ok(1,1,"loaded");
+ok(2,$warnmsg =~ /Warning, threads::shared has already been loaded/,
+    "threads has warned us"); 
+my $test = "bar";
+share($test);
+ok(3,$test eq "bar","Test disabled share not interfering");
+threads->create(
+               sub {
+                   ok(4,$test eq "bar","Test disabled share after thread");
+                   $test = "baz";
+                   })->join();
+ok(5,$test eq "bar","Test that value hasn't changed in another thread");
+
+