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| | #!/usr/bin/env ruby
# scripts/Makefiles can read and eval the output of this script and
# use it as RUBYLIB
require 'rubygems'
require 'isolate'
fp = File.open(__FILE__, "rb")
fp.flock(File::LOCK_EX)
ruby_engine = defined?(RUBY_ENGINE) ? RUBY_ENGINE : 'ruby'
opts = {
:system => false,
# we want "ruby-1.8.7" and not "ruby-1.8", so disable :multiruby
:multiruby => false,
:path => "tmp/isolate/#{ruby_engine}-#{RUBY_VERSION}",
}
pid = fork do
Isolate.now!(opts) do
gem 'sqlite3-ruby', '1.2.5'
gem 'kgio', '2.1.1'
gem 'rack', '1.1.0'
end
end
_, status = Process.waitpid2(pid)
status.success? or abort status.inspect
lib_paths = Dir["#{opts[:path]}/gems/*-*/lib"].map { |x| File.expand_path(x) }
dst = "tmp/isolate/#{ruby_engine}-#{RUBY_VERSION}.mk"
File.open("#{dst}.#$$", "w") do |fp|
fp.puts "ISOLATE_LIBS=#{lib_paths.join(':')}"
end
File.rename("#{dst}.#$$", dst)
# pure Ruby gems can be shared across all Rubies
%w(3.0.0).each do |rails_ver|
opts[:path] = "tmp/isolate/rails-#{rails_ver}"
pid = fork do
Isolate.now!(opts) do
gem 'rails', rails_ver
end
end
_, status = Process.waitpid2(pid)
status.success? or abort status.inspect
more = Dir["#{opts[:path]}/gems/*-*/lib"].map { |x| File.expand_path(x) }
lib_paths.concat(more)
end
|