-
+#!/usr/bin/perl -w
+use 5.005;
+use ExtUtils::MakeMaker;
+use File::Spec::Functions 'catfile';
use strict;
-# require at least 5.006, it doesn't even compile under 5.005
-require 5.006;
-
-# Load the Module::Install bundled in ./inc/
-use inc::Module::Install;
-
-name 'Devel-Size';
-# Get most of the details from the primary module
-all_from 'lib/Devel/Size.pm';
+use Config;
+(unpack "B*", pack "N", $Config{ptrsize}) =~ /^0+1(0+)$/
+ or die "Your pointer size of $Config{ptrsize} is very confusing";
+my $ptr_bits = length $1;
-requires 'DynaLoader' => 0;
-requires 'perl' => 5.006;
+write_header(
+ 'refcounted_he.h' =>
+ extract_refcounted_he(catfile($Config{archlib}, 'CORE', 'hv.h'))
+);
-recommends 'Devel::Size::Report' => 0.11;
+WriteMakefile(
+ OPTIMIZE => "-g",
+ NAME => 'Devel::Memory',
+ VERSION_FROM => 'lib/Devel/Memory.pm',
+ DEFINE => "-DALIGN_BITS=$ptr_bits",
+ PREREQ_PM => {
+ 'Test::More' => 0,
+ 'JSON::XS' => 0,
+ 'HTML::Entities' => 0,
+ 'Mojolicious::Lite' => 0,
+ 'Devel::Dwarn' => 0,
+ XSLoader => 0,
+ ORLite => 0,
+ },
+ EXE_FILES => [ 'bin/dmemtree.pl' ],
+ clean => {
+ FILES => 'refcounted_he.h',
+ },
+ (eval $ExtUtils::MakeMaker::VERSION >= 6.47 ? (MIN_PERL_VERSION => '5.005') : ()),
+ (eval $ExtUtils::MakeMaker::VERSION >= 6.31 ? (LICENSE => 'perl') : ()),
+);
-build_requires 'Test::More' => 0.42;
+sub extract_refcounted_he {
+ my ($header) = @_;
+ open my $fh, '<', $header or die $!;
-license 'perl'; # from 5.8.8
+ my $def;
+ while (<$fh>) {
+ next unless /struct refcounted_he \{/ .. /\};/;
+ $def .= $_;
+ }
+ close $fh or die $!;
-# It seems not to be possible to specifiy two authors here :/
-# Nor does a "maintainer" property exist
-author 'Tels <nospam-abuse@bloodgate.com>';
+ return $def;
+}
-# Do not index these
-no_index directory => 'examples';
+sub write_header {
+ my ($filename, $contents) = @_;
+ my $guard_name = uc $filename;
+ $guard_name =~ tr/./_/;
-# Generate the Makefile
-WriteAll;
+ open my $fh, '>', $filename or die $!;
+ print { $fh } "#ifndef ${guard_name}\n";
+ print { $fh } "#define ${guard_name}\n";
+ print { $fh } $contents or die $!;
+ print { $fh } "#endif /* ${guard_name} */\n";
+ close $fh or die $!;
+}