debian service provider fix for squeeze

in debian squeeze update-rc.d (sysv-rc) seems to use stderr for some of its
ouput. As a result both stderr and stdout need to be read when checking
for enabled services.

Author: llaurent

chef/lib/chef/provider/service/debian.rb

@@ -55,12 +55,14 @@ def service_currently_enabled?
             priority = {}
             enabled = false
 
-            stdout.each_line do |line|
-              if UPDATE_RC_D_PRIORITIES =~ line
-                priority[$1] = [($2 == "S" ? :start : :stop), $3]
-              end
-              if line =~ UPDATE_RC_D_ENABLED_MATCHES
-                enabled = true
+            [stdout, stderr].each do |iop|
+              iop.each_line do |line|
+                if UPDATE_RC_D_PRIORITIES =~ line
+                  priority[$1] = [($2 == "S" ? :start : :stop), $3]
+                end
+                if line =~ UPDATE_RC_D_ENABLED_MATCHES
+                  enabled = true
+                end
               end
             end
             @current_resource.enabled enabled