Class: Kamisama::ProcessCtrl

Inherits:
Object
  • Object
show all
Defined in:
lib/kamisama/process_ctrl.rb

Defined Under Namespace

Modules: LibC

Constant Summary collapse

SIGINT = 
2
SIGTERM = 
15

Class Method Summary collapse

Class Method Details

.set_parent_death_signal(signal) ⇒ Object 



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# File 'lib/kamisama/process_ctrl.rb', line 25

def self.set_parent_death_signal(signal)
  case signal
  when :sigint
    LibC.prctl(LibC::PR_SET_PDEATHSIG, SIGINT, 0, 0, 0)
  when :sigterm
    LibC.prctl(LibC::PR_SET_PDEATHSIG, SIGTERM, 0, 0, 0)
  else
    raise "Unrecognized signal '#{signal.inspect}'"
  end
end

.set_process_name(process_name) ⇒ Object 



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# File 'lib/kamisama/process_ctrl.rb', line 17

def self.set_process_name(process_name)
  # The process name is max 16 characters, so get the first 16, and if it is
  # less pad with spaces to avoid formatting wierdness
  process_name = "%-16.16s" % name

  LibC.prctl(LibC::PR_SET_NAME, process_name, 0, 0, 0)
end