Merge pull request #4125 from nashby/remove-process-daemon

remove Proces.daemon from core_ext

activesupport/lib/active_support/core_ext/process.rb

-require 'active_support/core_ext/process/daemon'

activesupport/lib/active_support/core_ext/process/daemon.rb

-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 unless respond_to?(:daemon)
-end

activesupport/lib/active_support/ruby/shim.rb

@@ -4,7 +4,6 @@
 # Date        next_year, next_month
 # DateTime    to_date, to_datetime, xmlschema
 # Enumerable  group_by, none?
-# Process     Process.daemon
 # REXML       security fix
 # String      ord
 # Time        to_date, to_time, to_datetime
@@ -12,7 +11,6 @@
 require 'active_support/core_ext/date/calculations'
 require 'active_support/core_ext/date_time/conversions'
 require 'active_support/core_ext/enumerable'
-require 'active_support/core_ext/process/daemon'
 require 'active_support/core_ext/string/conversions'
 require 'active_support/core_ext/string/interpolation'
 require 'active_support/core_ext/string/encoding'

railties/guides/source/active_support_core_extensions.textile

@@ -3479,12 +3479,6 @@ Time.utc_time(1582, 10, 3) + 5.days
 # => Mon Oct 18 00:00:00 UTC 1582
 </ruby>
 
-h3. Extensions to +Process+
-
-h4. +daemon+
-
-Ruby 1.9 provides +Process.daemon+, and Active Support defines it for previous versions. It accepts the same two arguments, whether it should chdir to the root directory (default, true), and whether it should inherit the standard file descriptors from the parent (default, false).
-
 h3. Extensions to +File+
 
 h4. +atomic_write+