move prereq data to the right place depending on EUMM; add a minimum perl version

diff --git a/Makefile.PL b/Makefile.PL
index ec50783..958be3d 100644 (file)
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -4,16 +4,11 @@ use 5.008001;
 use ExtUtils::MakeMaker;
 (do 'maint/Makefile.PL.include' or die $@) unless -f 'META.yml';
 
-my %BUILD_DEPS = (
-  'Test::Without::Module' => '0.17',
-  'Test::More' => '0.88'
-);
-
 # we require Cpanel::JSON::XS, except if JSON::XS is already installed we only
 # reocmmend it.
 my $require_cpanel_json_xs = can_xs() && !eval { require JSON::XS; 1; };
 
-WriteMakefile(
+my %WriteMakefileArgs = (
   NAME => 'JSON::MaybeXS',
   VERSION_FROM => 'lib/JSON/MaybeXS.pm',
   PREREQ_PM => {
@@ -21,9 +16,13 @@ WriteMakefile(
     ($require_cpanel_json_xs
       ? ('Cpanel::JSON::XS' => '2.3310')
       : ()),
-    %BUILD_DEPS,
+    perl => '5.006',
+  },
+  TEST_REQUIRES => {
+    'Test::Without::Module' => '0.17',
+    'Test::More' => '0.88'
   },
-  BUILD_REQUIRES => \%BUILD_DEPS,
+
   META_MERGE => {
     'meta-spec' => { version => 2 },
     dynamic_config => 1,
@@ -47,6 +46,19 @@ WriteMakefile(
   realclean => { FILES => 'Distar/' },
 );
 
+my $eumm_version  = eval $ExtUtils::MakeMaker::VERSION;
+$WriteMakefileArgs{MIN_PERL_VERSION} = delete $WriteMakefileArgs{PREREQ_PM}{perl} || 0;
+$WriteMakefileArgs{BUILD_REQUIRES} = {
+    %{$WriteMakefileArgs{BUILD_REQUIRES}},
+    %{delete $WriteMakefileArgs{TEST_REQUIRES}}
+} if $eumm_version < 6.63_03;
+$WriteMakefileArgs{PREREQ_PM} = {
+    %{$WriteMakefileArgs{PREREQ_PM}},
+    %{delete $WriteMakefileArgs{BUILD_REQUIRES}}
+} if $eumm_version < 6.55_01;
+
+WriteMakefile(%WriteMakefileArgs);
+
 # can we locate a (the) C compiler
 sub can_cc {
   my @chunks = split(/ /, $Config::Config{cc}) or return;