Class: WaitPid

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

Class Method Summary collapse

Class Method Details

.wait_nonchild_pid(pid, test = false) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
# File 'lib/wait_pid.rb', line 4

def self.wait_nonchild_pid(pid, test = false)
  # initial test
  count = 0
  begin
    loop { Process.kill( 0, pid); count += 1; sleep 0.01}
  rescue Errno::ESRCH
    if count == 0
      if test
        return "non existing"
      else
        puts "warning: pid not found #{pid}" if $VERBOSE
      end
    else
      # normal
    end
  end

end

.wait_nonchild_pids(*pids) ⇒ Object 



23
24
25
26
27
28
29
30
 
# File 'lib/wait_pid.rb', line 23

def self.wait_nonchild_pids *pids
  require 'thwait'
  all = []
  pids.each{|pid|
    all << Thread.new(pid) {|pid| WaitPid.wait_nonchild_pid pid }
  }
  ThreadsWait.all_waits *all
end