File Coverage

blib/lib/Alien/Build/Interpolate/Default.pm

Criterion	Covered	Total	%
statement	58	129	44.9
branch	6	44	13.6
condition	0	12	0.0
subroutine	12	31	38.7
pod	1	1	100.0
total	77	217	35.4

package Alien::Build::Interpolate::Default;

use strict;
use warnings;
use 5.008004;
use parent qw( Alien::Build::Interpolate );
use File::chdir;
use File::Which qw( which );
use Capture::Tiny qw( capture );

# ABSTRACT: Default interpolator for Alien::Build
our $VERSION = '2.47'; # VERSION

sub _config
{
  $Config::Config{$_[0]};
}


sub new
{
  my($class) = @_;
  my $self = $class->SUPER::new(@_);


  $self->add_helper( ar => sub { _config 'ar' }, 'Config' );


  $self->add_helper( bison => undef, sub {
    my $helper = shift;
    if(which 'bison')
    {
      $helper->code(sub { 'bison' });
      return  ();
    }
    else
    {
      return 'Alien::bison' => '0.17';
    }
  });


  $self->add_helper( bzip2 => undef, sub {
    my $helper = shift;
    if(which 'bzip2')
    {
      $helper->code( sub { 'bzip2' });
      return ();
    }
    else
    {
      return 'Alien::Libbz2' => '0.04';
    }
  });


  $self->add_helper( cc => sub { _config 'cc' }, 'Config' );


  $self->add_helper( cmake => sub { 'cmake' }, sub {
    if(which 'cmake')
    {
      return ();
    }
    else
    {
      return 'Alien::CMake' => '0.07';
    }
  });


  $self->add_helper( cp => sub { _config 'cp' }, 'Config' );


  $self->add_helper( devnull => sub { $^O eq 'MSWin32' ? 'NUL' : '/dev/null' });


  $self->add_helper( flex => undef, sub {
    my $helper = shift;
    if(which 'flex')
    {
      $helper->code(sub { 'flex' });
      return  ();
    }
    else
    {
      return 'Alien::flex' => '0.08';
    }
  });


  $self->add_helper( gmake => undef, 'Alien::gmake' => '0.11' );


  $self->add_helper( install => sub { 'install' });


  $self->add_helper( ld => sub { _config 'ld' }, 'Config' );


  $self->add_helper( m4 => undef, 'Alien::m4' => '0.08' );


  if($^O eq 'MSWin32')
  {
    # TL;DR: dmake is bad, and shouldn't be used to build anything but older
    # versions of Windows Perl that don't support gmake.
    my $perl_make = _config 'make';
    my $my_make;
    $self->add_helper( make => sub {
      return $my_make if defined $my_make;

      if( $perl_make ne 'dmake' && which $perl_make )
      {
        # assume if it is called nmake or gmake that it really is what it
        # says it is.
        if( $perl_make eq 'nmake' || $perl_make eq 'gmake' )
        {
          return $my_make = $perl_make;
        }

        my $out = capture { system $perl_make, '--version' };
        if( $out =~ /GNU make/i || $out =~ /Microsoft \(R\) Program Maintenance/ )
        {
          return $my_make = $perl_make;
        }

      }

      # if we see something that looks like it might be gmake, use that.
      foreach my $try (qw( gmake mingw32-make ))
      {
        return $my_make = $try if which $try;
      }

      if( which 'make' )
      {
        my $out = capture { system 'make', '--version' };
        if( $out =~ /GNU make/i || $out =~ /Microsoft \(R\) Program Maintenance/ )
        {
          return $my_make = 'make';
        }
      }

      # if we see something that looks like it might be nmake, use that.
      foreach my $try (qw( nmake ))
      {
        return $my_make = $try if which $try;
      }

      $my_make = $perl_make;
    });
  }
  else
  {
    $self->add_helper( make => sub { _config 'make' }, 'Config' );
  }


  $self->add_helper( mkdir_deep => sub { $^O eq 'MSWin32' ? 'md' : 'mkdir -p'}, 'Alien::Build' => '1.04' );
  $self->add_helper( make_path  => sub { $^O eq 'MSWin32' ? 'md' : 'mkdir -p'}, 'Alien::Build' => '1.05' );


  $self->add_helper( nasm => undef, sub {
    my $helper = shift;
    if(which 'nasm')
    {
      $helper->code(sub { 'nasm' });
      return  ();
    }
    else
    {
      return 'Alien::nasm' => '0.11';
    }
  });


  $self->add_helper( patch => undef, sub {
    my $helper = shift;
    if(which 'patch')
    {
      if($^O eq 'MSWin32')
      {
        $helper->code(sub { 'patch --binary' });
      }
      else
      {
        $helper->code(sub { 'patch' });
      }
      return  ();
    }
    else
    {
      return 'Alien::patch' => '0.09';
    }
  });


  $self->add_helper( perl => sub {
      my $perl = Devel::FindPerl::find_perl_interpreter();
      $perl =~ s{\\}{/}g if $^O eq 'MSWin32';
      $perl;
  }, 'Devel::FindPerl' );


  $self->add_helper( pkgconf => undef, 'Alien::pkgconf' => 0.06 );


  $self->add_helper( cwd => sub {
    my $cwd = "$CWD";
    $cwd =~ s{\\}{/}g if $^O eq 'MSWin32';
    $cwd;
  } );


  $self->add_helper( sh => sub { 'sh' }, 'Alien::MSYS' => '0.07' );


  $self->add_helper( rm => sub { _config 'rm' }, 'Config' );



  $self->add_helper( xz => undef, sub {
    my $helper = shift;
    if(which 'xz')
    {
      $helper->code(sub { 'xz' });
      return  ();
    }
    else
    {
      return 'Alien::xz' => '0.02';
    }
  });

  $self;
}

1;

__END__