aamine

* lib/net/protocol.rb: Command#critical_ok
* lib/net/smtp.rb: clear critical flag before go to SMTP


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1016 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/net/protocol.rb

@@ -402,9 +402,9 @@ module Net
     def critical
       return if @critical
       @critical = true
-      r = yield
+      ret = yield
       @critical = false
-      r
+      ret
     end
 
     def critical?
@@ -421,6 +421,11 @@ module Net
       @critical = false
     end
 
+    def critical_ok
+      @critical = false
+    end
+    public :critical_ok
+
   end