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inc/inc_Module-Build/Module/Build/Compat.pm  view on Meta::CPAN

package Module::Build::Compat;

use strict;
use vars qw($VERSION);
$VERSION = '0.4003';

use File::Basename ();
use File::Spec;
use IO::File;
use Config;
use Module::Build;
use Module::Build::ModuleInfo;
use Module::Build::Version;
use Data::Dumper;

my %convert_installdirs = (
    PERL        => 'core',
    SITE        => 'site',
    VENDOR      => 'vendor',
);

my %makefile_to_build =
  (
   TEST_VERBOSE => 'verbose',
   VERBINST     => 'verbose',
   INC          => sub { map {(extra_compiler_flags => $_)} Module::Build->split_like_shell(shift) },
   POLLUTE      => sub { (extra_compiler_flags => '-DPERL_POLLUTE') },
   INSTALLDIRS  => sub { (installdirs => $convert_installdirs{uc shift()}) },
   LIB          => sub {
       my $lib = shift;
       my %config = (
           installprivlib  => $lib,
           installsitelib  => $lib,
           installarchlib  => "$lib/$Config{archname}",
           installsitearch => "$lib/$Config{archname}"
       );
       return map { (config => "$_=$config{$_}") } keys %config;
   },

   # Convert INSTALLVENDORLIB and friends.
   (
       map {
           my $name = $_;
           $name => sub {
                 my @ret = (config => lc($name) . "=" . shift );
                 print STDERR "# Converted to @ret\n";

                 return @ret;
           }
       } qw(
         INSTALLARCHLIB  INSTALLSITEARCH     INSTALLVENDORARCH
         INSTALLPRIVLIB  INSTALLSITELIB      INSTALLVENDORLIB
         INSTALLBIN      INSTALLSITEBIN      INSTALLVENDORBIN
         INSTALLSCRIPT   INSTALLSITESCRIPT   INSTALLVENDORSCRIPT
         INSTALLMAN1DIR  INSTALLSITEMAN1DIR  INSTALLVENDORMAN1DIR
         INSTALLMAN3DIR  INSTALLSITEMAN3DIR  INSTALLVENDORMAN3DIR
       )
   ),

   # Some names they have in common
   map {$_, lc($_)} qw(DESTDIR PREFIX INSTALL_BASE UNINST),
  );

my %macro_to_build = %makefile_to_build;
# "LIB=foo make" is not the same as "perl Makefile.PL LIB=foo"
delete $macro_to_build{LIB};

sub _merge_prereq {
  my ($req, $breq) = @_;
  $req ||= {};
  $breq ||= {};

  # validate formats
  for my $p ( $req, $breq ) {

inc/inc_Module-Build/Module/Build/Compat.pm  view on Meta::CPAN

	die " *** Cannot install without Module::Build.  Exiting ...\n";
      }

      require Cwd;
      require File::Spec;
      require CPAN;

      # Save this 'cause CPAN will chdir all over the place.
      my $cwd = Cwd::cwd();

      CPAN::Shell->install('Module::Build::Compat');
      CPAN::Shell->expand("Module", "Module::Build::Compat")->uptodate
	or die "Couldn't install Module::Build, giving up.\n";

      chdir $cwd or die "Cannot chdir() back to $cwd: $!";
    }
    eval "use Module::Build::Compat 0.02; 1" or die $@;
    %s
    Module::Build::Compat->run_build_pl(args => \@ARGV);
    my $build_script = 'Build';
    $build_script .= '.com' if $^O eq 'VMS';
    exit(0) unless(-e $build_script); # cpantesters convention
    require %s;
    Module::Build::Compat->write_makefile(build_class => '%s');
EOF

  } elsif ($type eq 'traditional') {

    my (%MM_Args, %prereq);
    if (eval "use Tie::IxHash 1.2; 1") {
      tie %MM_Args, 'Tie::IxHash'; # Don't care if it fails here
      tie %prereq,  'Tie::IxHash'; # Don't care if it fails here
    }

    my %name = ($build->module_name
		? (NAME => $build->module_name)
		: (DISTNAME => $build->dist_name));

    my %version = ($build->dist_version_from
		   ? (VERSION_FROM => $build->dist_version_from)
		   : (VERSION      => $build->dist_version)
		  );
    %MM_Args = (%name, %version);

    %prereq = _merge_prereq( $build->requires, $build->build_requires );
    %prereq = map {$_, $prereq{$_}} sort keys %prereq;

     delete $prereq{perl};
    $MM_Args{PREREQ_PM} = \%prereq;

    $MM_Args{INSTALLDIRS} = $build->installdirs eq 'core' ? 'perl' : $build->installdirs;

    $MM_Args{EXE_FILES} = [ sort keys %{$build->script_files} ] if $build->script_files;

    $MM_Args{PL_FILES} = $build->PL_files || {};

    if ($build->recursive_test_files) {
        $MM_Args{test} = { TESTS => join q{ }, $package->_test_globs($build) };
    }

    local $Data::Dumper::Terse = 1;
    my $args = Data::Dumper::Dumper(\%MM_Args);
    $args =~ s/\{(.*)\}/($1)/s;

    print $fh <<"EOF";
use ExtUtils::MakeMaker;
WriteMakefile
$args;
EOF
  }
}

sub _test_globs {
  my ($self, $build) = @_;

  return map { File::Spec->catfile($_, '*.t') }
         @{$build->rscan_dir('t', sub { -d $File::Find::name })};
}

sub subclass_dir {
  my ($self, $build) = @_;

  return (Module::Build::ModuleInfo->find_module_dir_by_name(ref $build)
	  || File::Spec->catdir($build->config_dir, 'lib'));
}

sub unixify_dir {
  my ($self, $path) = @_;
  return join '/', File::Spec->splitdir($path);
}

sub makefile_to_build_args {
  my $class = shift;
  my @out;
  foreach my $arg (@_) {
    next if $arg eq '';

    my ($key, $val) = ($arg =~ /^(\w+)=(.+)/ ? ($1, $2) :
		       die "Malformed argument '$arg'");

    # Do tilde-expansion if it looks like a tilde prefixed path
    ( $val ) = Module::Build->_detildefy( $val ) if $val =~ /^~/;

    if (exists $makefile_to_build{$key}) {
      my $trans = $makefile_to_build{$key};
      push @out, $class->_argvify( ref($trans) ? $trans->($val) : ($trans => $val) );
    } elsif (exists $Config{lc($key)}) {
      push @out, $class->_argvify( config => lc($key) . "=$val" );
    } else {
      # Assume M::B can handle it in lowercase form
      push @out, $class->_argvify("\L$key" => $val);
    }
  }
  return @out;
}

sub _argvify {
  my ($self, @pairs) = @_;
  my @out;
  while (@pairs) {
    my ($k, $v) = splice @pairs, 0, 2;
    push @out, ("--$k", $v);