my $orig_io = _prepare_redirects($fhref);
_run_sub($sub, $key, \@argv);
_undo_redirects($orig_io);
my $orig_io = _prepare_redirects($fhref);
_run_sub($sub, $key, \@argv);
_undo_redirects($orig_io);
# like `backtick` or qx{} op, but uses spawn() for env/rdr + vfork
sub xqx {
my ($cmd, $env, $rdr) = @_;
# like `backtick` or qx{} op, but uses spawn() for env/rdr + vfork
sub xqx {
my ($cmd, $env, $rdr) = @_;