Switch to a sane deduplication system

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / _Util.pm

diff --git a/lib/DBIx/Class/_Util.pm b/lib/DBIx/Class/_Util.pm
index 384d3e0..37dddfc 100644 (file)
--- a/lib/DBIx/Class/_Util.pm
+++ b/lib/DBIx/Class/_Util.pm
@@ -4,6 +4,37 @@ package # hide from PAUSE
 use warnings;
 use strict;
 
+# Temporary - tempextlib
+use namespace::clean;
+BEGIN {
+  require Module::Runtime;
+  require File::Spec;
+
+  # There can be only one of these, make sure we get the bundled part and
+  # *not* something off the site lib
+  for (qw(
+    DBIx::Class::SQLMaker
+    SQL::Abstract
+    SQL::Abstract::Test
+  )) {
+    if ($INC{Module::Runtime::module_notional_filename($_)}) {
+      die "\nUnable to continue - a part of the bundled templib contents "
+        . "was already loaded (likely an older version from CPAN). "
+        . "Make sure that @{[ __PACKAGE__ ]} is loaded before $_\n\n"
+      ;
+    }
+  }
+
+  our ($HERE) = File::Spec->rel2abs(
+    File::Spec->catdir( (File::Spec->splitpath(__FILE__))[1], '_TempExtlib' )
+  ) =~ /^(.*)$/; # screw you, taint mode
+
+  die "TempExtlib $HERE does not seem to exist - perhaps you need to run `perl Makefile.PL` in the DBIC checkout?\n"
+    unless -d $HERE;
+
+  unshift @INC, $HERE;
+}
+
 use constant SPURIOUS_VERSION_CHECK_WARNINGS => ($] < 5.010 ? 1 : 0);
 
 BEGIN {
@@ -17,6 +48,8 @@ BEGIN {
     # but of course
     BROKEN_FORK => ($^O eq 'MSWin32') ? 1 : 0,
 
+    BROKEN_GOTO => ($] < '5.008003') ? 1 : 0,
+
     HAS_ITHREADS => $Config{useithreads} ? 1 : 0,
 
     # ::Runmode would only be loaded by DBICTest, which in turn implies t/
@@ -71,7 +104,7 @@ our @EXPORT_OK = qw(
   sigwarn_silencer modver_gt_or_eq
   fail_on_internal_wantarray fail_on_internal_call
   refdesc refcount hrefaddr is_exception
-  quote_sub qsub perlstring
+  quote_sub qsub perlstring serialize
   UNRESOLVABLE_CONDITION
 );
 
@@ -112,6 +145,12 @@ sub refcount ($) {
   B::svref_2object($_[0])->REFCNT;
 }
 
+sub serialize ($) {
+  require Storable;
+  local $Storable::canonical = 1;
+  Storable::nfreeze($_[0]);
+}
+
 sub is_exception ($) {
   my $e = $_[0];