brendan.mcdevitt.tech/vendor/bundle/ruby/2.6.0/gems/ffi-1.10.0/samples/getpid.rb
2019-04-30 01:38:19 -05:00

8 lines
164 B
Ruby

require 'rubygems'
require 'ffi'
module Foo
extend FFI::Library
ffi_lib FFI::Library::LIBC
attach_function :getpid, [ ], :int
end
puts "My pid=#{Foo.getpid}"