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Name	Size	Permission
platform	[ DIR ]	drwxr-xr-x
fork_exec_process.rb	1.75 KB	-rw-r--r--
io.rb	450 B	-rw-r--r--
lib.rb	5.76 KB	-rw-r--r--
posix_spawn_process.rb	3.33 KB	-rw-r--r--
process.rb	1.65 KB	-rw-r--r--

Code Editor : process.rb

module ChildProcess
  module Unix
    class Process < AbstractProcess
      attr_reader :pid

def io
        @io ||= Unix::IO.new
      end

def stop(timeout = 3)
        assert_started
        send_term

begin
          return poll_for_exit(timeout)
        rescue TimeoutError
          # try next
        end

send_kill
        wait
      rescue Errno::ECHILD, Errno::ESRCH
        # handle race condition where process dies between timeout
        # and send_kill
        true
      end

def exited?
        return true if @exit_code

assert_started
        pid, status = ::Process.waitpid2(@pid, ::Process::WNOHANG | ::Process::WUNTRACED)
        pid = nil if pid == 0 # may happen on jruby

log(:pid => pid, :status => status)

if pid
          set_exit_code(status)
        end

!!pid
      rescue Errno::ECHILD
        # may be thrown for detached processes
        true
      end

def wait
        assert_started

if exited?
          exit_code
        else
          _, status = ::Process.waitpid2(@pid)

set_exit_code(status)
        end
      end

private

def send_term
        send_signal 'TERM'
      end

def send_kill
        send_signal 'KILL'
      end

def send_signal(sig)
        assert_started

log "sending #{sig}"
        ::Process.kill sig, _pid
      end

def set_exit_code(status)
        @exit_code = status.exitstatus || status.termsig
      end

def _pid
        if leader?
          -@pid # negative pid == process group
        else
          @pid
        end
      end

end # Process
  end # Unix
end # ChildProcess

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Code Editor : process.rb