use constant SPURIOUS_VERSION_CHECK_WARNINGS => ($] < 5.010 ? 1 : 0);
+BEGIN {
+ package # hide from pause
+ DBIx::Class::_ENV_;
+
+ use Config;
+
+ use constant {
+
+ # but of course
+ BROKEN_FORK => ($^O eq 'MSWin32') ? 1 : 0,
+
+ HAS_ITHREADS => $Config{useithreads} ? 1 : 0,
+
+ # ::Runmode would only be loaded by DBICTest, which in turn implies t/
+ DBICTEST => eval { DBICTest::RunMode->is_author } ? 1 : 0,
+
+ # During 5.13 dev cycle HELEMs started to leak on copy
+ PEEPEENESS =>
+ # request for all tests would force "non-leaky" illusion and vice-versa
+ defined $ENV{DBICTEST_ALL_LEAKS} ? !$ENV{DBICTEST_ALL_LEAKS}
+ # otherwise confess that this perl is busted ONLY on smokers
+ : eval { DBICTest::RunMode->is_smoker } && ($] >= 5.013005 and $] <= 5.013006) ? 1
+ # otherwise we are good
+ : 0
+ ,
+
+ ASSERT_NO_INTERNAL_WANTARRAY => $ENV{DBIC_ASSERT_NO_INTERNAL_WANTARRAY} ? 1 : 0,
+
+ IV_SIZE => $Config{ivsize},
+
+ OS_NAME => $^O,
+ };
+
+ if ($] < 5.009_005) {
+ require MRO::Compat;
+ constant->import( OLD_MRO => 1 );
+ }
+ else {
+ require mro;
+ constant->import( OLD_MRO => 0 );
+ }
+}
+
use Carp;
use Scalar::Util qw(refaddr weaken);
use base 'Exporter';
-our @EXPORT_OK = qw(modver_gt_or_eq fail_on_internal_wantarray);
+our @EXPORT_OK = qw(sigwarn_silencer modver_gt_or_eq fail_on_internal_wantarray refcount);
+
+sub sigwarn_silencer {
+ my $pattern = shift;
+
+ croak "Expecting a regexp" if ref $pattern ne 'Regexp';
+
+ my $orig_sig_warn = $SIG{__WARN__} || sub { CORE::warn(@_) };
+
+ return sub { &$orig_sig_warn unless $_[0] =~ $pattern };
+}
+
+sub refcount {
+ croak "Expecting a reference" if ! length ref $_[0];
+
+ require B;
+ # No tempvars - must operate on $_[0], otherwise the pad
+ # will count as an extra ref
+ B::svref_2object($_[0])->REFCNT;
+}
sub modver_gt_or_eq {
my ($mod, $ver) = @_;
croak "Nonsensical minimum version supplied"
if ! defined $ver or $ver =~ /[^0-9\.\_]/;
- local $SIG{__WARN__} = do {
- my $orig_sig_warn = $SIG{__WARN__} || sub { warn @_ };
- sub {
- $orig_sig_warn->(@_) unless $_[0] =~ /\Qisn't numeric in subroutine entry/
- }
- } if SPURIOUS_VERSION_CHECK_WARNINGS;
+ local $SIG{__WARN__} = sigwarn_silencer( qr/\Qisn't numeric in subroutine entry/ )
+ if SPURIOUS_VERSION_CHECK_WARNINGS;
local $@;
eval { $mod->VERSION($ver) } ? 1 : 0;