my ($send, $recv);
require_ok 'PublicInbox::Spawn';
my $SOCK_SEQPACKET = eval { Socket::SOCK_SEQPACKET() } // undef;
+use Time::HiRes qw(alarm);
my $do_test = sub { SKIP: {
my ($type, $flag, $desc) = @_;
is($buf, (',' x 1023) . '-', 'silently truncated buf');
$opens->();
$r1 = $w1 = $s1a = undef;
+
+ $s2->blocking(0);
+ @fds = $recv->($s2, $buf, length($src) + 1);
+ ok($!{EAGAIN}, "EAGAIN set by ($desc)");
+ is_deeply(\@fds, [ undef ], "EAGAIN $desc");
+ $s2->blocking(1);
+
+ my $alrm = 0;
+ local $SIG{ALRM} = sub { $alrm++ };
+ alarm(0.001);
+ @fds = $recv->($s2, $buf, length($src) + 1);
+ ok($!{EINTR}, "EINTR set by ($desc)");
+ is_deeply(\@fds, [ undef ], "EINTR $desc");
+ is($alrm, 1, 'SIGALRM hit');
+
close $s1;
@fds = $recv->($s2, $buf, length($src) + 1);
is_deeply(\@fds, [], "no FDs on EOF $desc");
is($buf, '', "buffer cleared on EOF ($desc)");
+ socketpair($s1, $s2, AF_UNIX, $type, 0) or BAIL_OUT $!;
+ $s1->blocking(0);
+ my $nsent = 0;
+ while (defined(my $n = $send->($s1, $sfds, $src, $flag))) {
+ $nsent += $n;
+ fail "sent 0 bytes" if $n == 0;
+ }
+ ok($!{EAGAIN}, "hit EAGAIN on send $desc");
+ ok($nsent > 0, 'sent some bytes');
+
+ socketpair($s1, $s2, AF_UNIX, $type, 0) or BAIL_OUT $!;
+ is($send->($s1, [], $src, $flag), length($src), 'sent w/o FDs');
+ $buf = 'nope';
+ @fds = $recv->($s2, $buf, length($src));
+ is(scalar(@fds), 0, 'no FDs received');
+ is($buf, $src, 'recv w/o FDs');
}
} };