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
index 435533f..9df62cf 100755 (executable)
--- a/t/lib/io_udp.t
+++ b/t/lib/io_udp.t
@@ -3,7 +3,7 @@
 BEGIN {
     unless(grep /blib/, @INC) {
        chdir 't' if -d 't';
-       unshift @INC, '../lib' if -d '../lib';
+       @INC = '../lib';
     }
 }
 
@@ -11,19 +11,41 @@ use Config;
 
 BEGIN {
     if(-d "lib" && -f "TEST") {
-        if ( ($Config{'extensions'} !~ /\bSocket\b/ ||
-              $Config{'extensions'} !~ /\bIO\b/        ||
-             ($^O eq 'os2') || $^O eq 'apollo')    &&
-              !(($^O eq 'VMS') && $Config{d_socket})) {
-           print "1..0\n";
+       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]";
@@ -53,7 +75,8 @@ print "ok 2\n";
 
 $udpa->send("ok 4\n",0,$udpb->sockname);
 
-print "not " unless compare_addr($udpa->peername,$udpb->sockname);
+print "not "
+  unless compare_addr($udpa->peername,$udpb->sockname, 'peername', 'sockname');
 print "ok 3\n";
 
 my $where = $udpb->recv($buf="",5);
@@ -61,7 +84,7 @@ print $buf;
 
 my @xtra = ();
 
-unless(compare_addr($where,$udpa->sockname)) {
+unless(compare_addr($where,$udpa->sockname, 'recv name', 'sockname')) {
     print "not ";
     @xtra = (0,$udpa->sockname);
 }