# -*- coding: utf-8 -*-


%w[../../../rucy/lib ../../lib].each do |path|
  $: << File.expand_path(File.join File.dirname(__FILE__), *path.split('/'))
end

require 'rubygems'
require 'mkmf'
require 'rucy/module'
require 'rays/module'


DEBUG = ENV['DEBUG'] || false

DEFS    = []
INCDIRS = %w[/opt/local/include /opt/include] +
  Rucy.include_dirs + Rays.include_dirs
LIBDIRS = %w[] +
  Rucy.library_dirs + Rays.library_dirs

HEADERS    = %w[
  boost/scoped_array.hpp
  boost/shared_ptr.hpp
  ruby.h
  rucy.h
  rays.h
]
LIBS       = %w[stdc++ rucy rays]
FRAMEWORKS = %w[]


DEFS << '_DEBUG' if DEBUG

case RUBY_PLATFORM
when /mswin|ming|cygwin/
  DEFS << 'WINDOWS' << 'WIN32' << $~[0].upcase
  LIBS.unshift 'gdi32', 'opengl32'
when /darwin/
  DEFS << 'COCOA'
  FRAMEWORKS << 'AppKit' << 'OpenGL'
end

$CPPFLAGS   << DEFS.map       {|s| " -D#{s}"}.join
$CPPFLAGS   << INCDIRS.map    {|s| " -I#{s}"}.join
$LDFLAGS    << LIBDIRS.map    {|s| " -L#{s}"}.join
$LDFLAGS    << FRAMEWORKS.map {|s| " -framework #{s}"}.join
$LOCAL_LIBS << ' -lrucy'

dir_config 'boost'
dir_config 'rucy', Rucy.root_dir
dir_config 'rays', Rays.root_dir


Config::CONFIG.each {|key, val| val.gsub!(/gcc/, 'g++')}

exit 1 unless HEADERS.all? {|s| have_header(s)}
exit 1 unless LIBS.all?    {|s| have_library(s)}


create_makefile 'rays/native'