Reports for figuring out which accounts to freeze or boot; most of new SSL request...

[bpt/portal.git] / util.sig

diff --git a/util.sig b/util.sig
index 1f46916..d6f9d5c 100644 (file)
--- a/util.sig
+++ b/util.sig
@@ -15,6 +15,7 @@ sig
     val makeSet : ('a -> string) -> 'a list -> string
     val neg : real -> real
     val add : real * real -> real
+    val sub : real * real -> real
     val mult : int * real -> real
 
     val validHost : string -> bool
@@ -32,4 +33,6 @@ sig
 
     val allLower : string -> string
     val normEmail : string -> string
+
+    val diffFromNow : Time.time -> string
 end