class ArcadiaUtils

Public Class Methods

exec(_cmd_=nil) click to toggle source
# File lib/a-core.rb, line 4608
def ArcadiaUtils.exec(_cmd_=nil)
  return nil if _cmd_.nil?
  to_ret = ''
  begin
    open("|#{_cmd_}", "r"){|f| 
      #to_ret = f.readlines
      to_ret = f.read
    }
  rescue RuntimeError => e
    Arcadia.runtime_error(e)
  end
  to_ret
end
unix_child_pids(_ppid) click to toggle source
# File lib/a-core.rb, line 4593
def ArcadiaUtils.unix_child_pids(_ppid)
  ret = Array.new
  readed = ''
  open("|ps -o pid,ppid ax | grep #{_ppid}", "r"){|f|  readed = f.read  }
  apids = readed.split
  apids.each_with_index do |v,i|
    ret << v if i % 2 == 0 && v != _ppid.to_s
  end
  subpids = Array.new
  ret.each{|ccp|
    subpids.concat(unix_child_pids(ccp))
  }
  ret.concat(subpids)
end