Class: PerfMonger::Command::StatCommand

Inherits:
BaseCommand show all
Defined in:
lib/perfmonger/command/stat.rb

Instance Method Summary collapse

Methods inherited from BaseCommand

register_alias, register_command

Constructor Details

#initialize ⇒ StatCommand

Returns a new instance of StatCommand.



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# File 'lib/perfmonger/command/stat.rb', line 11

def initialize
  super
end

Instance Method Details

#run(argv) ⇒ Object 



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# File 'lib/perfmonger/command/stat.rb', line 15

def run(argv)
  @argv, @option = PerfMonger::Command::StatOption.parse(argv)

  if @argv.size == 0
    puts("ERROR: No command given.")
    exit(false)
  end

  record_cmd = @option.make_command

  begin
    if RUBY_VERSION >= '1.9'
      record_pid = Process.spawn(*record_cmd)
    else
      record_pid = Process.fork do
        Process.exec(*record_cmd)
      end
    end

    Signal.trap(:INT) do
      Process.kill("INT", record_pid)
    end

    @start_time = Time.now
    if RUBY_VERSION >= '1.9'
      command_pid = Process.spawn(*@argv)
    else
      command_pid = Process.fork do
        system(*@argv)
      end
    end

    Process.wait(command_pid)

  ensure
    @end_time = Time.now
    Process.kill(:INT, record_pid)
    Process.wait(record_pid)
  end

  summary_command = SummaryCommand.new.run([@option.logfile], @argv.join(" "))
end