instiki/vendor/rails/activesupport/lib/active_support/core_ext/process/daemon.rb
Jacques Distler 5292899c9a Rails 2.1 RC1
Updated Instiki to Rails 2.1 RC1 (aka 2.0.991).
2008-05-17 23:22:34 -05:00

26 lines
757 B
Ruby

if RUBY_VERSION < "1.9"
module Process
def self.daemon(nochdir = nil, noclose = nil)
exit if fork # Parent exits, child continues.
Process.setsid # Become session leader.
exit if fork # Zap session leader. See [1].
unless nochdir
Dir.chdir "/" # Release old working directory.
end
File.umask 0000 # Ensure sensible umask. Adjust as needed.
unless noclose
STDIN.reopen "/dev/null" # Free file descriptors and
STDOUT.reopen "/dev/null", "a" # point them somewhere sensible.
STDERR.reopen '/dev/null', 'a'
end
trap("TERM") { exit }
return 0
end
end
end