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require File.expand_path('../builder', __FILE__)
require 'rake'

# We monkey-patch the method that Rake uses to display the tasks so we can add
# the build options.
module Rake
  class Application
    def formatted_macruby_options
      $builder_options.sort_by { |name, _| name }.map do |name, default|
        default = default.join(',') if default.is_a?(Array)
        " #{name.ljust(30)} \"#{default}\""
      end.join("\n")
    end
    
    alias_method :display_tasks_and_comments_without_macruby_options, :display_tasks_and_comments
    
    def display_tasks_and_comments
      display_tasks_and_comments_without_macruby_options
      puts %{
To change any of the default build options, use the rake build task
of choice with any of these following option-value pairs:

Usage: $ rake [task] [option=value, ...]

#{'Option:'.ljust(30)} Default value:

#{formatted_macruby_options}

Example:

$ rake all archs="i386,ppc" framework_instdir="~/Library/Frameworks"

}
    end
  end
end

desc "Build known objects"
task :objects => [:config_h, :dtrace_h, :revision_h] do
  sh "/usr/bin/ruby tool/compile_prelude.rb prelude.rb miniprelude.c.new"
  if !File.exist?('miniprelude.c') or File.read('miniprelude.c') != File.read('miniprelude.c.new')
    mv('miniprelude.c.new', 'miniprelude.c')
  else
    rm('miniprelude.c.new')
  end
  if !File.exist?('prelude.c')
    touch('prelude.c') # create empty file nevertheless
  end
  if !File.exist?('parse.c') or File.mtime('parse.y') > File.mtime('parse.c')
    sh("/usr/bin/bison -o y.tab.c parse.y")
    sh("/usr/bin/sed -f ./tool/ytab.sed -e \"/^#/s!y\.tab\.c!parse.c!\" y.tab.c > parse.c.new")
    if !File.exist?('parse.c') or File.read('parse.c.new') != File.read('parse.c')
      mv('parse.c.new', 'parse.c')
      rm_f('parse.o')
    else
      rm('parse.c.new')
    end
  end
  if !File.exist?('lex.c') or File.read('lex.c') != File.read('lex.c.blt')
    cp('lex.c.blt', 'lex.c')
  end
  if !File.exist?('node_name.inc') or File.mtime('include/ruby/node.h') > File.mtime('node_name.inc')
    sh("/usr/bin/ruby -n tool/node_name.rb include/ruby/node.h > node_name.inc")
  end
  $builder.build
end

desc "Create miniruby"
task :miniruby => :objects do
  $builder.link_executable('miniruby', OBJS - ['prelude'])
end

desc "Create config file"
task :rbconfig => :miniruby do
  rbconfig = <<EOS
# This file was created when MacRuby was built. Any changes made to this file
# will be lost the next time MacRuby is built.

module RbConfig
RUBY_VERSION == "#{NEW_RUBY_VERSION}" or
raise "ruby lib version (#{NEW_RUBY_VERSION}) doesn't match executable version (\#{RUBY_VERSION})"

TOPDIR = File.dirname(__FILE__).chomp!("/lib/ruby/#{NEW_RUBY_VERSION}/#{NEW_RUBY_PLATFORM}")
DESTDIR = '' unless defined? DESTDIR
CONFIG = {}
CONFIG["DESTDIR"] = DESTDIR
CONFIG["INSTALL"] = '/usr/bin/install -c'
CONFIG["prefix"] = (TOPDIR || DESTDIR + "#{FRAMEWORK_USR}")
CONFIG["EXEEXT"] = ""
CONFIG["ruby_install_name"] = "#{RUBY_INSTALL_NAME}"
CONFIG["RUBY_INSTALL_NAME"] = "#{RUBY_INSTALL_NAME}"
CONFIG["RUBY_SO_NAME"] = "#{RUBY_SO_NAME}"
CONFIG["SHELL"] = "/bin/sh"
CONFIG["PATH_SEPARATOR"] = ":"
CONFIG["PACKAGE_NAME"] = ""
CONFIG["PACKAGE_TARNAME"] = ""
CONFIG["PACKAGE_VERSION"] = ""
CONFIG["PACKAGE_STRING"] = ""
CONFIG["PACKAGE_BUGREPORT"] = ""
CONFIG["exec_prefix"] = "$(prefix)"
CONFIG["bindir"] = "$(exec_prefix)/bin"
CONFIG["sbindir"] = "$(exec_prefix)/sbin"
CONFIG["libexecdir"] = "$(exec_prefix)/libexec"
CONFIG["datarootdir"] = "$(prefix)/share"
CONFIG["datadir"] = "$(datarootdir)"
CONFIG["sysconfdir"] = "$(prefix)/etc"
CONFIG["sharedstatedir"] = "$(prefix)/com"
CONFIG["localstatedir"] = "$(prefix)/var"
CONFIG["includedir"] = "$(prefix)/include"
CONFIG["oldincludedir"] = "/usr/include"
CONFIG["docdir"] = "$(datarootdir)/doc/$(PACKAGE)"
CONFIG["infodir"] = "$(datarootdir)/info"
CONFIG["htmldir"] = "$(docdir)"
CONFIG["dvidir"] = "$(docdir)"
CONFIG["pdfdir"] = "$(docdir)"
CONFIG["psdir"] = "$(docdir)"
CONFIG["libdir"] = "$(exec_prefix)/lib"
CONFIG["localedir"] = "$(datarootdir)/locale"
CONFIG["mandir"] = "$(datarootdir)/man"
CONFIG["DEFS"] = ""
CONFIG["ECHO_C"] = "\\\\\\\\c"
CONFIG["ECHO_N"] = ""
CONFIG["ECHO_T"] = ""
CONFIG["LIBS"] = ""
CONFIG["build_alias"] = ""
CONFIG["host_alias"] = ""
CONFIG["target_alias"] = ""
CONFIG["BASERUBY"] = "ruby"
CONFIG["MAJOR"], CONFIG["MINOR"], CONFIG["TEENY"] = [#{NEW_RUBY_VERSION.scan(/\d+/).map { |x| "\"" + x + "\"" }.join(', ')}]
CONFIG["build"] = "i686-apple-darwin9.0.0"
CONFIG["build_cpu"] = "i686"
CONFIG["build_vendor"] = "apple"
CONFIG["build_os"] = "darwin9.0.0"
CONFIG["host"] = "i686-apple-darwin9.0.0"
CONFIG["host_cpu"] = "i686"
CONFIG["host_vendor"] = "apple"
CONFIG["host_os"] = "darwin9.0.0"
CONFIG["target"] = "i686-apple-darwin9.0.0"
CONFIG["target_cpu"] = "i686"
CONFIG["target_vendor"] = "apple"
CONFIG["target_os"] = "darwin9.0"
CONFIG["CC"] = "/usr/bin/gcc"
CONFIG["CFLAGS"] = "-fno-common -pipe $(cflags)"
CONFIG["LDFLAGS"] = ""
CONFIG["CPPFLAGS"] = "$(cppflags)"
CONFIG["OBJEXT"] = "o"
CONFIG["CXX"] = "/usr/bin/g++"
CONFIG["CXXFLAGS"] = ""
CONFIG["CPP"] = "/usr/bin/gcc -E"
CONFIG["GREP"] = "/usr/bin/grep"
CONFIG["EGREP"] = "/usr/bin/grep -E"
CONFIG["GNU_LD"] = "no"
CONFIG["CPPOUTFILE"] = "-o conftest.i"
CONFIG["OUTFLAG"] = "-o "
CONFIG["COUTFLAG"] = "-o "
CONFIG["RANLIB"] = "ranlib"
CONFIG["AR"] = "ar"
CONFIG["AS"] = "as"
CONFIG["ASFLAGS"] = ""
CONFIG["NM"] = ""
CONFIG["WINDRES"] = ""
CONFIG["DLLWRAP"] = ""
CONFIG["OBJDUMP"] = ""
CONFIG["LN_S"] = "ln -s"
CONFIG["SET_MAKE"] = ""
CONFIG["INSTALL_PROGRAM"] = "$(INSTALL)"
CONFIG["INSTALL_SCRIPT"] = "$(INSTALL)"
CONFIG["INSTALL_DATA"] = "$(INSTALL) -m 644"
CONFIG["RM"] = "rm -f"
CONFIG["CP"] = "cp"
CONFIG["MAKEDIRS"] = "mkdir -p"
CONFIG["ALLOCA"] = ""
CONFIG["DLDFLAGS"] = ""
CONFIG["ARCH_FLAG"] = "#{ARCHFLAGS}"
CONFIG["STATIC"] = ""
CONFIG["CCDLFLAGS"] = "-fno-common"
CONFIG["LDSHARED"] = "$(CC) -dynamic -bundle -undefined suppress -flat_namespace #{ARCHFLAGS}"
CONFIG["LDSHAREDXX"] = "$(CXX) -dynamic -bundle -undefined suppress -flat_namespace"
CONFIG["DLEXT"] = "bundle"
CONFIG["DLEXT2"] = ""
CONFIG["LIBEXT"] = "a"
CONFIG["LINK_SO"] = ""
CONFIG["LIBPATHFLAG"] = " -L%s"
CONFIG["RPATHFLAG"] = ""
CONFIG["LIBPATHENV"] = "DYLD_LIBRARY_PATH"
CONFIG["TRY_LINK"] = ""
CONFIG["STRIP"] = "strip -A -n"
CONFIG["EXTSTATIC"] = ""
CONFIG["setup"] = "Setup"
CONFIG["PREP"] = "miniruby$(EXEEXT)"
CONFIG["EXTOUT"] = ".ext"
CONFIG["ARCHFILE"] = ""
CONFIG["RDOCTARGET"] = "install-doc"
CONFIG["cppflags"] = ""
CONFIG["cflags"] = "$(optflags) $(debugflags) $(warnflags)"
CONFIG["optflags"] = "-O3"
CONFIG["debugflags"] = "-g"
CONFIG["warnflags"] = "-Wall -Wno-parentheses"
CONFIG["LIBRUBY_LDSHARED"] = "/usr/bin/gcc -dynamiclib -undefined suppress -flat_namespace"
CONFIG["LIBRUBY_DLDFLAGS"] = "-install_name $(libdir)/lib$(RUBY_SO_NAME).dylib -current_version $(MAJOR).$(MINOR).$(TEENY) -compatibility_version $(MAJOR).$(MINOR)"
CONFIG["rubyw_install_name"] = ""
CONFIG["RUBYW_INSTALL_NAME"] = ""
CONFIG["LIBRUBY_A"] = "lib$(RUBY_SO_NAME)-static.a"
CONFIG["LIBRUBY_SO"] = "lib$(RUBY_SO_NAME).$(MAJOR).$(MINOR).$(TEENY).dylib"
CONFIG["LIBRUBY_ALIASES"] = "lib$(RUBY_SO_NAME).$(MAJOR).$(MINOR).dylib lib$(RUBY_SO_NAME).dylib"
CONFIG["LIBRUBY"] = "$(LIBRUBY_SO)"
CONFIG["LIBRUBYARG"] = "$(LIBRUBYARG_SHARED)"
#CONFIG["LIBRUBYARG_STATIC"] = "-l$(RUBY_SO_NAME)-static #{LDFLAGS}"
CONFIG["LIBRUBYARG_SHARED"] = CONFIG["LIBRUBYARG_STATIC"] = "-l$(RUBY_SO_NAME)"
CONFIG["SOLIBS"] = ""
CONFIG["DLDLIBS"] = ""
CONFIG["ENABLE_SHARED"] = "yes"
CONFIG["ENABLE_STATIC"] = "#{ENABLE_STATIC_LIBRARY}"
CONFIG["MAINLIBS"] = ""
CONFIG["COMMON_LIBS"] = ""
CONFIG["COMMON_MACROS"] = ""
CONFIG["COMMON_HEADERS"] = ""
CONFIG["EXPORT_PREFIX"] = ""
CONFIG["THREAD_MODEL"] = "pthread"
CONFIG["MAKEFILES"] = "Makefile"
CONFIG["arch"] = "#{NEW_RUBY_PLATFORM}"
CONFIG["sitearch"] = "#{NEW_RUBY_PLATFORM}"
CONFIG["sitedir"] = "$(libdir)/ruby/site_ruby"
CONFIG["vendordir"] = "$(prefix)/lib/ruby/vendor_ruby"
CONFIG["configure_args"] = ""
CONFIG["rubyhdrdir"] = "$(includedir)/ruby-$(MAJOR).$(MINOR).$(TEENY)"
CONFIG["sitehdrdir"] = "$(rubyhdrdir)/site_ruby"
CONFIG["vendorhdrdir"] = "$(rubyhdrdir)/vendor_ruby"
CONFIG["NROFF"] = "/usr/bin/nroff"
CONFIG["MANTYPE"] = "doc"
CONFIG["ruby_version"] = "$(MAJOR).$(MINOR).$(TEENY)"
CONFIG["rubylibdir"] = "$(libdir)/ruby/$(ruby_version)"
CONFIG["archdir"] = "$(rubylibdir)/$(arch)"
CONFIG["sitelibdir"] = "$(sitedir)/$(ruby_version)"
CONFIG["sitearchdir"] = "$(sitelibdir)/$(sitearch)"
CONFIG["vendorlibdir"] = "$(vendordir)/$(ruby_version)"
CONFIG["vendorarchdir"] = "$(vendorlibdir)/$(sitearch)"
CONFIG["topdir"] = File.dirname(__FILE__)
MAKEFILE_CONFIG = {}
CONFIG.each{|k,v| MAKEFILE_CONFIG[k] = v.dup}
def RbConfig::expand(val, config = CONFIG)
val.gsub!(/\\$\\$|\\$\\(([^()]+)\\)|\\$\\{([^{}]+)\\}/) do
var = $&
if !(v = $1 || $2)
'$'
elsif key = config[v = v[/\\A[^:]+(?=(?::(.*?)=(.*))?\\z)/]]
pat, sub = $1, $2
config[v] = false
RbConfig::expand(key, config)
config[v] = key
key = key.gsub(/\#{Regexp.quote(pat)}(?=\\s|\\z)/n) {sub} if pat
key
else
var
end
end
val
end
CONFIG.each_value do |val|
RbConfig::expand(val)
end
end
Config = RbConfig # compatibility for ruby-1.8.4 and older.
CROSS_COMPILING = nil
RUBY_FRAMEWORK = true
RUBY_FRAMEWORK_VERSION = RbConfig::CONFIG['ruby_version']
EOS
  if !File.exist?('rbconfig.rb') or File.read('rbconfig.rb') != rbconfig
    File.open('rbconfig.rb', 'w') { |io| io.print rbconfig }
  end
end

namespace :macruby do
  desc "Build dynamic libraries for MacRuby"
  task :dylib => [:rbconfig, :miniruby] do
=begin
sh("./miniruby -I. -I./lib -rrbconfig tool/compile_prelude.rb prelude.rb gem_prelude.rb prelude.c.new")
if !File.exist?('prelude.c') or File.read('prelude.c') != File.read('prelude.c.new')
mv('prelude.c.new', 'prelude.c')
$builder.build(['prelude'])
else
rm('prelude.c.new')
end
=end
    cp('miniprelude.c', 'prelude.c')
    dylib = "lib#{RUBY_SO_NAME}.#{NEW_RUBY_VERSION}.dylib"
    $builder.link_dylib(dylib, $builder.objs - ['main', 'gc-stub', 'miniprelude'])
    major, minor, teeny = NEW_RUBY_VERSION.scan(/\d+/)
    ["lib#{RUBY_SO_NAME}.#{major}.#{minor}.dylib", "lib#{RUBY_SO_NAME}.dylib"].each do |dylib_alias|
      if !File.exist?(dylib_alias) or File.readlink(dylib_alias) != dylib
        rm_f(dylib_alias)
        ln_s(dylib, dylib_alias)
      end
    end
  end

  desc "Build static libraries for MacRuby"
  task :static => :dylib do
    $builder.link_archive("lib#{RUBY_SO_NAME}-static.a", $builder.objs - ['main', 'gc-stub', 'miniprelude'])
  end

  desc "Build MacRuby"
  task :build => :dylib do
    $builder.link_executable(RUBY_INSTALL_NAME, ['main', 'gc-stub'], "-L. -l#{RUBY_SO_NAME} -lobjc")
  end
end

DESTDIR = (ENV['DESTDIR'] or "")
EXTOUT = (ENV['EXTOUT'] or ".ext")
INSTALLED_LIST = '.installed.list'
SCRIPT_ARGS = "--make=\"/usr/bin/make\" --dest-dir=\"#{DESTDIR}\" --extout=\"#{EXTOUT}\" --mflags=\"\" --make-flags=\"\""
EXTMK_ARGS = "#{SCRIPT_ARGS} --extension --extstatic"
INSTRUBY_ARGS = "#{SCRIPT_ARGS} --data-mode=0644 --prog-mode=0755 --installed-list #{INSTALLED_LIST} --mantype=\"doc\" --sym-dest-dir=\"#{SYM_INSTDIR}\""

EXTENSIONS = ['ripper', 'digest', 'readline', 'libyaml']
def perform_extensions_target(target)
  EXTENSIONS.map { |x| File.join('ext', x) }.each do |ext_dir|
    Dir.glob(File.join(ext_dir, '**/extconf.rb')) do |p|
      dir = File.dirname(p)
      Dir.chdir(dir) do
        $stderr.puts "cd #{dir}"
        srcdir = File.join(*dir.split(File::SEPARATOR).map { |x| '..' })
        next if target == :clean and !File.exist?('Makefile')
        if !File.exist?('Makefile') or File.mtime('extconf.rb') > File.mtime('Makefile')
          sh "#{srcdir}/miniruby -I#{srcdir} -I#{srcdir}/lib -r rbconfig -e \"RbConfig::CONFIG['libdir'] = '#{srcdir}'; require './extconf.rb'\""
        end
        line = "/usr/bin/make top_srcdir=#{srcdir} ruby=\"#{srcdir}/miniruby -I#{srcdir} -I#{srcdir}/lib\" extout=#{srcdir}/.ext"
        case target
          when :all
            line << " libdir=#{srcdir}"
          else
            line << " #{target}"
        end
        sh line
        rm_f 'Makefile' if target == :clean
      end
    end
  end
end

desc "Build extensions"
task :extensions => [:miniruby, "macruby:static"] do
=begin
sh "./miniruby -I./lib -I.ext/common -I./- -r./ext/purelib.rb ext/extmk.rb #{EXTMK_ARGS}"
=end
  perform_extensions_target(:all)
end

desc "Same as extensions"
task :ext => 'extensions'

namespace :framework do
  desc "Create the plist file for the framework"
  task :info_plist do
    plist = <<EOS
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleDevelopmentRegion</key>
<string>English</string>
<key>CFBundleExecutable</key>
<string>Ruby</string>
<key>CFBundleName</key>
<string>Ruby</string>
<key>CFBundleGetInfoString</key>
<string>MacRuby Runtime and Library</string>
<key>CFBundleIconFile</key>
<string></string>
<key>CFBundleIdentifier</key>
<string>com.apple.macruby</string>
<key>CFBundleInfoDictionaryVersion</key>
<string>#{MACRUBY_VERSION}</string>
<key>CFBundlePackageType</key>
<string>FMWK</string>
<key>CFBundleShortVersionString</key>
<string>#{MACRUBY_VERSION}</string>
<key>CFBundleSignature</key>
<string>????</string>
<key>CFBundleVersion</key>
<string>MacRuby-#{MACRUBY_VERSION}</string>
<key>NSPrincipalClass</key>
<string></string>
</dict>
</plist>
EOS
    File.open('framework/Info.plist', 'w') { |io| io.print plist }
  end

  desc "Install the extensions"
  task :install_ext do
    perform_extensions_target(:install)
  end

  desc "Install the framework"
  task :install => [:info_plist, :install_ext] do
    sh "./miniruby instruby.rb #{INSTRUBY_ARGS}"
  end
end

namespace :clean do
  desc "Clean local build files"
  task :local do
    $builder.clean
    list = ['parse.c', 'lex.c', INSTALLED_LIST, 'Makefile', RUBY_INSTALL_NAME, 'miniruby']
    list.concat(Dir['*.inc'])
    list.concat(Dir['lib*.{dylib,a}'])
    list.each { |x| rm_f(x) }
  end

  desc "Clean extension build files"
  task :ext do
=begin
if File.exist?('./miniruby')
sh "./miniruby -I./lib -I.ext/common -I./- -r./ext/purelib.rb ext/extmk.rb #{EXTMK_ARGS} -- clean"
end
=end
    perform_extensions_target(:clean)
  end
end
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