#!/usr/bin/perl -w
-use 5.008;
+use 5.005;
use ExtUtils::MakeMaker;
+use File::Spec::Functions 'catfile';
use strict;
use Config;
or die "Your pointer size of $Config{ptrsize} is very confusing";
my $ptr_bits = length $1;
-my $svh = "$Config{archlibexp}/CORE/perl.h";
-my $vtable_file = 'vtables.inc';
-
-my %vtables;
-open FH, "<$svh"
- or die "Can't open $svh ($!) - is your perl install missing its headers?";
-while (<FH>) {
- next unless /^\s+(PL_vtbl_[a-z]+),\s*$/ or /^EXT MGVTBL (PL_vtbl_[a-z]+) =/;
- ++$vtables{$1};
-}
-warn "Didn't find any vtable names in $svh" unless %vtables;
-close FH;
-
+write_header(
+ 'refcounted_he.h' =>
+ extract_refcounted_he(catfile($Config{archlib}, 'CORE', 'hv.h'))
+);
-my %special = (
- PL_vtbl_collxfrm => 'USE_LOCALE_COLLATE',
- PL_vtbl_mutex => 'USE_5005THREADS',
+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 $ExtUtils::MakeMaker::VERSION >= 6.31 ? (LICENSE => 'perl') : ()),
);
-open FH, ">$vtable_file" or die "Can't open $vtable_file: $!";
-foreach (sort keys %vtables) {
- if ($special{$_}) {
- print FH <<"EOT";
-#ifdef $special{$_}
- &$_,
-#endif
-EOT
- } else {
- print FH " &$_,\n";
+sub extract_refcounted_he {
+ my ($header) = @_;
+ open my $fh, '<', $header or die $!;
+
+ my $def;
+ while (<$fh>) {
+ next unless /struct refcounted_he \{/ .. /\};/;
+ $def .= $_;
}
+ close $fh or die $!;
+
+ return $def;
}
-close FH or die "Error closing $vtable_file: $!";
+sub write_header {
+ my ($filename, $contents) = @_;
+ my $guard_name = uc $filename;
+ $guard_name =~ tr/./_/;
-WriteMakefile(
- NAME => 'Devel::Size',
- VERSION_FROM => 'lib/Devel/Size.pm',
- DEFINE => "-DALIGN_BITS=$ptr_bits",
- ($ExtUtils::MakeMaker::VERSION >= 6.47 ? (MIN_PERL_VERSION => '5.008') : ()),
- ($ExtUtils::MakeMaker::VERSION >= 6.31 ? (LICENSE => 'perl') : ()),
- realclean => {FILES=> $vtable_file},
-);
+ 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 $!;
+}