Contents

require 'rbconfig'
require 'mkmf'

def darwin?
  RUBY_PLATFORM =~ /darwin/
end

def rubinius?
  defined?(RUBY_ENGINE) && RUBY_ENGINE == 'rbx'  
end

def cpu_x64?
  if rubinius?
    !!(RbConfig::MAKEFILE_CONFIG['build_cpu'] == 'x86_64' ||
       RbConfig::MAKEFILE_CONFIG['ARCH_FLAG'] =~ /x86_64/)
  else
    ['foo'].pack('p').size == 8
  end
end

def make_sure_scons_installed!
  unless `hash scons; echo $?`.to_i == 0
    raise RuntimeError, "ERROR: To compile V8 engine you need to install the Scons library!"
  end
end

def compile_vendor_v8!(dir)
  arch = cpu_x64? ? 'x64' : 'ia32' 
  flags = '-fPIC -fno-builtin-memcpy -shared'

  begin
    make_sure_scons_installed!
    defaults, ENV['CCFLAGS'] = ENV['CCFLAGS'], flags
    puts "-"*30
    compile_cmd = "cd #{dir} && scons mode=release snapshot=off library=static arch=#{arch}"
    puts compile_cmd
    system compile_cmd
    puts "-"*30
  ensure
    ENV['CCFLAGS'] = defaults
  end
end

unless have_library('v8')
  V8_DIR = File.expand_path("../../../vendor/v8", __FILE__)
  inc, lib = dir_config('v8', File.join(V8_DIR, 'include'), V8_DIR)

  if V8_DIR == lib
    compile_vendor_v8!(V8_DIR)
    $LOCAL_LIBS << Dir[File.join(V8_DIR, "**/**/libv8.a")].first
  end

  find_library('v8', nil, lib)
end

have_library('pthread')
have_header('string.h')
have_header('ruby.h')
have_header('v8.h')
have_header('v8-debug.h')
have_header('v8-profiler.h')

CONFIG['LDSHARED'] = '$(CXX) -shared' unless darwin?

%w[-Wall -g -rdynamic -fPIC].each { |flag| 
  $CPPFLAGS += " #{flag}" unless $CPPFLAGS.include?(flag)
}

create_makefile('mustang/v8')

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
mustang-0.2.2	ext/v8/extconf.rb