From 2f310fba9800f9d106ad8090cbbfb628c53599a1 Mon Sep 17 00:00:00 2001
From: Dylan William Hardison <dylan@hardison.net>
Date: Fri, 14 Oct 2016 18:13:29 -0400
Subject: Bug 1308949 - Keep MYMETA.json up-to-date when checksetup is run

---
 Makefile.PL   |  7 +++++++
 checksetup.pl | 10 ++++++++++
 2 files changed, 17 insertions(+)

diff --git a/Makefile.PL b/Makefile.PL
index a84aa1cdf..1bee517c8 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -22,6 +22,13 @@ use constant BUGZILLA_VERSION => $ENV{BUGZILLA_VERSION} // 42;
 use File::Basename;
 use File::Spec;
 
+BEGIN {
+    if ($ENV{BZ_SILENT_MAKEFILE}) {
+        open STDOUT, '>>', File::Spec->devnull;
+        open STDERR, '>>', File::Spec->devnull;
+    }
+}
+
 # META.json and META.yml exist only for the benefit of older
 # installs where cpanm can't get the optional features out of Makefile.PL
 # Unfortunately having META.json and META.yml commited to the repo is weird
diff --git a/checksetup.pl b/checksetup.pl
index e5df8c5c8..327de3c56 100755
--- a/checksetup.pl
+++ b/checksetup.pl
@@ -88,7 +88,17 @@ if (defined $switch{cpanm}) {
     exit 1 if $rv != 0;
 }
 
+$ENV{PERL_MM_USE_DEFAULT} = 1;
+$ENV{BZ_SILENT_MAKEFILE}  = 1;
+system($^X, "Makefile.PL");
+
 my $meta = load_cpan_meta();
+if (keys %{$meta->{optional_features}} < 1) {
+    warn "Your version of ExtUtils::MakeMaker is probably too old\n";
+    warn "Falling back to static (and wrong) META.json\n";
+    unlink('MYMETA.json');
+    $meta = load_cpan_meta();
+}
 my $requirements = check_cpan_requirements($meta, \@BUGZILLA_INC, !$silent);
 
 exit 1 unless $requirements->{ok};
-- 
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