Under usethreads the dumped variable is IN_PAD.

[perl5.git] / t / lib / io_udp.t

diff --git a/t/lib/io_udp.t b/t/lib/io_udp.t
old mode 100644 (file)
new mode 100755 (executable)
index 84e5067..9df62cf
--- a/t/lib/io_udp.t
+++ b/t/lib/io_udp.t
@@ -1,31 +1,98 @@
 #!./perl
 
 BEGIN {
-    chdir 't' if -d 't';
-    @INC = '../lib' if -d '../lib';
-    require Config; import Config;
-    if ( ($Config{'extensions'} !~ /\bSocket\b/ ||
-          $Config{'extensions'} !~ /\bIO\b/)    &&
-          !(($^O eq 'VMS') && $Config{d_socket})) {
-       print "1..0\n";
-       exit 0;
+    unless(grep /blib/, @INC) {
+       chdir 't' if -d 't';
+       @INC = '../lib';
     }
 }
 
+use Config;
+
+BEGIN {
+    if(-d "lib" && -f "TEST") {
+       my $reason;
+
+       if ($Config{'extensions'} !~ /\bSocket\b/) {
+         $reason = 'Socket was not built';
+       }
+       elsif ($Config{'extensions'} !~ /\bIO\b/) {
+         $reason = 'IO was not built';
+       }
+       elsif ($^O eq 'apollo') {
+         $reason = "unknown *FIXME*";
+       }
+       undef $reason if $^O eq 'VMS' and $Config{d_socket};
+       if ($reason) {
+           print "1..0 # Skip: $reason\n";
+           exit 0;
+       }
+    }
+}
+
+sub compare_addr {
+    no utf8;
+    my $a = shift;
+    my $b = shift;
+    if (length($a) != length $b) {
+       my $min = (length($a) < length $b) ? length($a) : length $b;
+       if ($min and substr($a, 0, $min) eq substr($b, 0, $min)) {
+           printf "# Apparently: %d bytes junk at the end of %s\n# %s\n",
+               abs(length($a) - length ($b)),
+               $_[length($a) < length ($b) ? 1 : 0],
+               "consider decreasing bufsize of recfrom.";
+           substr($a, $min) = "";
+           substr($b, $min) = "";
+       }
+       return 0;
+    }
+    my @a = unpack_sockaddr_in($a);
+    my @b = unpack_sockaddr_in($b);
+    "$a[0]$a[1]" eq "$b[0]$b[1]";
+}
+
 $| = 1;
-print "1..3\n";
+print "1..7\n";
 
 use Socket;
 use IO::Socket qw(AF_INET SOCK_DGRAM INADDR_ANY);
 
-$udpa = IO::Socket::INET->new(Proto => 'udp', Addr => 'localhost');
-$udpb = IO::Socket::INET->new(Proto => 'udp', Addr => 'localhost');
+    # This can fail if localhost is undefined or the
+    # special 'loopback' address 127.0.0.1 is not configured
+    # on your system. (/etc/rc.config.d/netconfig on HP-UX.)
+    # As a shortcut (not recommended) you could change 'localhost'
+    # here to be the name of this machine eg 'myhost.mycompany.com'.
+
+$udpa = IO::Socket::INET->new(Proto => 'udp', LocalAddr => 'localhost')
+    or die "$! (maybe your system does not have the 'localhost' address defined)";
 
 print "ok 1\n";
 
-$udpa->send("ok 2\n",0,$udpb->sockname);
-$rem = $udpb->recv($buf="",5);
+$udpb = IO::Socket::INET->new(Proto => 'udp', LocalAddr => 'localhost')
+    or die "$! (maybe your system does not have the 'localhost' address defined)";
+
+print "ok 2\n";
+
+$udpa->send("ok 4\n",0,$udpb->sockname);
+
+print "not "
+  unless compare_addr($udpa->peername,$udpb->sockname, 'peername', 'sockname');
+print "ok 3\n";
+
+my $where = $udpb->recv($buf="",5);
 print $buf;
-$udpb->send("ok 3\n");
+
+my @xtra = ();
+
+unless(compare_addr($where,$udpa->sockname, 'recv name', 'sockname')) {
+    print "not ";
+    @xtra = (0,$udpa->sockname);
+}
+print "ok 5\n";
+
+$udpb->send("ok 6\n",@xtra);
 $udpa->recv($buf="",5);
 print $buf;
+
+print "not " if $udpa->connected;
+print "ok 7\n";