Add JSON.pm to third_party

third_party/JSON/JSON-2.59/Makefile.PL

+require 5.00503;
+use strict;
+use ExtUtils::MakeMaker;
+
+use lib qw( ./lib );
+
+$| = 1;
+
+eval q| require JSON |;
+
+# B module can't install? I'm not careful for such a problem.
+# Leave us alone today?
+if ($@) {
+    print "We try to look up lib/JSON.pm, but in vain. B module can't install?\n";
+    print "Set the environmental variable 'PERL_DL_NONLAZY' with 0.\n";
+    print "And see to ExtUtils::MM_Unix.\n";
+    print "perl says : $@";
+    print "We do not make Makefile by requiring Perl version 7.0.\n";
+    require 7.0000;
+}
+
+
+my $version     = JSON->VERSION;
+my $message;
+
+
+print <<EOF;
+Welcome to JSON (v.$version)
+=============================
+$message
+
+ ************************** CAUTION **************************
+ * This is 'JSON version 2' and there are many differences   *
+ * to version 1.xx                                           *
+ * Please check your applications useing old version.        *
+ *   See to 'INCOMPATIBLE CHANGES TO OLD VERSION' and 'TIPS' *
+ *************************************************************
+
+
+EOF
+
+
+WriteMakefile(
+    'NAME'          => 'JSON',
+    'VERSION_FROM'  => 'lib/JSON.pm', # finds $VERSION
+    'PREREQ_PM'     => {
+              'Test::More'  => 0,
+    },
+    ($] >= 5.005 ?    ## Add these new keywords supported since 5.005
+      (ABSTRACT_FROM => 'lib/JSON.pm', # retrieve abstract from module
+       AUTHOR     => 'Makamaka Hannyaharamitu, E<lt>makamaka[at]cpan.orgE<gt>') : ()),
+    ( $ExtUtils::MakeMaker::VERSION >= 6.3002 ? ('LICENSE' => 'perl', ) : () ),
+
+    ( $ExtUtils::MakeMaker::VERSION >= 6.46 ? (
+        'META_MERGE' => {
+            resources => {
+                repository  =>      'https://github.com/makamaka/JSON',
+            },
+            recommends => {
+                'JSON::XS' => JSON->require_xs_version,
+            },
+        } ) : ()
+    ),
+);
+
+
+if ($] < 5.006) { # I saw to http://d.hatena.ne.jp/asakusabashi/20051231/p1 
+    open(IN, "Makefile");
+    open(OUT,">Makefile.tmp") || die;
+    while(<IN>) {
+        s/PERL_DL_NONLAZY=1//g;
+        print OUT;
+    }
+    close(OUT);
+    close(IN);
+    rename("Makefile.tmp" => "Makefile");
+}