use warnings;
use base qw(Exporter);
use Symbol qw(gensym);
+use IO::Handle;
use PublicInbox::ProcessPipe;
our @EXPORT_OK = qw/which spawn popen_rd/;
pipe(my ($r, $w)) or die "pipe: $!\n";
$opts ||= {};
my $blocking = $opts->{Blocking};
- $r->blocking($blocking) if defined $blocking;
+ IO::Handle::blocking($r, $blocking) if defined $blocking;
$opts->{1} = fileno($w);
my $pid = spawn($cmd, $env, $opts);
- close $w;
return ($r, $pid) if wantarray;
my $ret = gensym;
tie *$ret, 'PublicInbox::ProcessPipe', $pid, $r;