Bring back _TempExtlib (d0435d75), this time for Sub::Quote

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

diff --git a/lib/DBIx/Class/StartupCheck.pm b/lib/DBIx/Class/StartupCheck.pm
index 10b554a..986e452 100644 (file)
--- a/lib/DBIx/Class/StartupCheck.pm
+++ b/lib/DBIx/Class/StartupCheck.pm
@@ -1,7 +1,41 @@
 package DBIx::Class::StartupCheck;
 
-use strict;
+# Temporary - tempextlib
 use warnings;
+use strict;
+use namespace::clean;
+BEGIN {
+  # There can be only one of these, make sure we get the bundled part and
+  # *not* something off the site lib
+  for (qw(
+    Sub::Quote
+  )) {
+    (my $incfn = "$_.pm") =~ s|::|/|g;
+
+    if ($INC{$incfn}) {
+      die "\n\t*TEMPORARY* TRIAL RELEASE REQUIREMENTS VIOLATED\n\n"
+        . "Unable 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 $_\n"
+        . "\n\tThis *WILL NOT* be necessary for the official DBIC release\n\n"
+      ;
+    }
+  }
+
+  require File::Spec;
+  our ($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;
+}
+
+1;
+
+__END__
 
 =head1 NAME
 
@@ -30,22 +64,13 @@ warning message on startup sent to STDERR, explaining what to do about
 it and how to suppress the message. If you don't see any messages, you
 have nothing to worry about.
 
-=head1 CONTRIBUTORS
-
-Nigel Metheringham
+=head1 FURTHER QUESTIONS?
 
-Brandon Black
+Check the list of L<additional DBIC resources|DBIx::Class/GETTING HELP/SUPPORT>.
 
-Matt S. Trout
+=head1 COPYRIGHT AND LICENSE
 
-=head1 AUTHOR
-
-Jon Schutz
-
-=head1 LICENSE
-
-You may distribute this code under the same terms as Perl itself.
-
-=cut
-
-1;
+This module is free software L<copyright|DBIx::Class/COPYRIGHT AND LICENSE>
+by the L<DBIx::Class (DBIC) authors|DBIx::Class/AUTHORS>. You can
+redistribute it and/or modify it under the same terms as the
+L<DBIx::Class library|DBIx::Class/COPYRIGHT AND LICENSE>.