use strict; use warnings FATAL => 'all'; use ExtUtils::MakeMaker; (do 'maint/Makefile.PL.include' or die $@) unless -f 'META.yml'; my %WriteMakefileArgs = ( NAME => 'JSON::MaybeXS', VERSION_FROM => 'lib/JSON/MaybeXS.pm', META_MERGE => { 'meta-spec' => { version => 2 }, dynamic_config => 1, resources => { # r/w: p5sagit@git.shadowcat.co.uk:JSON-MaybeXS.git repository => { url => 'git://git.shadowcat.co.uk/p5sagit/JSON-MaybeXS.git', web => 'http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=p5sagit/JSON-MaybeXS.git', type => 'git', }, bugtracker => { mailto => 'bug-JSON-MaybeXS@rt.cpan.org', web => 'https://rt.cpan.org/Public/Dist/Display.html?Name=JSON-MaybeXS', }, }, }, META_ADD => { prereqs => { configure => { requires => { 'ExtUtils::MakeMaker' => '0', 'ExtUtils::CBuilder' => '0.27', 'File::Spec' => '0', 'File::Temp' => '0', }, }, runtime => { requires => { 'Scalar::Util' => '0', 'Carp' => '0', 'JSON::PP' => '2.27202', # we may also add a runtime prereq for Cpanel::JSON::XS, on the # installer's machine perl => '5.006', }, recommends => { 'Cpanel::JSON::XS' => '2.3310' }, }, test => { requires => { 'Test::Without::Module' => '0.17', 'Test::More' => '0.88', }, }, }, }, ); my $eumm_version = eval $ExtUtils::MakeMaker::VERSION; for (qw(configure build test runtime)) { my $key = $_ eq 'runtime' ? 'PREREQ_PM' : uc $_.'_REQUIRES'; next unless exists $WriteMakefileArgs{META_ADD}{prereqs}{$_} or exists $WriteMakefileArgs{$key}; my $r = $WriteMakefileArgs{$key} = { %{$WriteMakefileArgs{META_ADD}{prereqs}{$_}{requires} || {}}, %{delete $WriteMakefileArgs{$key} || {}}, }; defined $r->{$_} or delete $r->{$_} for keys %$r; } # dynamic prereqs get added here. # we require Cpanel::JSON::XS, except if JSON::XS is already installed. # (we also always recommend Cpanel::JSON::XS, just to make sure.) $WriteMakefileArgs{PREREQ_PM}{'Cpanel::JSON::XS'} = '2.3310' if not parse_args()->{PUREPERL_ONLY} and not eval { require JSON::XS; 1; } and can_xs(); $WriteMakefileArgs{MIN_PERL_VERSION} = delete $WriteMakefileArgs{PREREQ_PM}{perl} || 0; die 'attention developer: you need to do a sane meta merge here!' if keys %{$WriteMakefileArgs{BUILD_REQUIRES}}; $WriteMakefileArgs{BUILD_REQUIRES} = { %{$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; delete $WriteMakefileArgs{CONFIGURE_REQUIRES} if $eumm_version < 6.51_03; delete $WriteMakefileArgs{MIN_PERL_VERSION} if $eumm_version < 6.48; delete @WriteMakefileArgs{qw(META_ADD META_MERGE)} if $eumm_version < 6.46; delete $WriteMakefileArgs{LICENSE} if $eumm_version < 6.31; WriteMakefile(%WriteMakefileArgs); sub parse_args { # copied from EUMM require ExtUtils::MakeMaker; require Text::ParseWords; ExtUtils::MakeMaker::parse_args( my $tmp = {}, Text::ParseWords::shellwords($ENV{PERL_MM_OPT} || ''), @ARGV, ); return $tmp->{ARGS} || {}; } # can we locate a (the) C compiler sub can_cc { my @chunks = split(/ /, $Config::Config{cc}) or return; # $Config{cc} may contain args; try to find out the program part while (@chunks) { return can_run("@chunks") || (pop(@chunks), next); } return; } # check if we can run some command sub can_run { my ($cmd) = @_; return $cmd if -x $cmd; if (my $found_cmd = MM->maybe_command($cmd)) { return $found_cmd; } require File::Spec; for my $dir ((split /$Config::Config{path_sep}/, $ENV{PATH}), '.') { next if $dir eq ''; my $abs = File::Spec->catfile($dir, $cmd); return $abs if (-x $abs or $abs = MM->maybe_command($abs)); } return; } # Can our C compiler environment build XS files sub can_xs { # Do we have the configure_requires checker? local $@; eval "require ExtUtils::CBuilder; ExtUtils::CBuilder->VERSION(0.27)"; if ( $@ ) { # They don't obey configure_requires, so it is # someone old and delicate. Try to avoid hurting # them by falling back to an older simpler test. return can_cc(); } # Do we have a working C compiler my $builder = ExtUtils::CBuilder->new( quiet => 1, ); unless ( $builder->have_compiler ) { # No working C compiler return 0; } # Write a C file representative of what XS becomes require File::Temp; my ( $FH, $tmpfile ) = File::Temp::tempfile( "compilexs-XXXXX", SUFFIX => '.c', ); binmode $FH; print $FH <<'END_C'; #include "EXTERN.h" #include "perl.h" #include "XSUB.h" int main(int argc, char **argv) { return 0; } int boot_sanexs() { return 1; } END_C close $FH; # Can the C compiler access the same headers XS does my @libs = (); my $object = undef; eval { local $^W = 0; $object = $builder->compile( source => $tmpfile, ); @libs = $builder->link( objects => $object, module_name => 'sanexs', ); }; my $result = $@ ? 0 : 1; # Clean up all the build files foreach ( $tmpfile, $object, @libs ) { next unless defined $_; 1 while unlink; } return $result; }