1 files changed, 5 insertions, 0 deletions

diff --git a/include/util.h b/include/util.h
index 8e65e6d6..9cb861dd 100644
--- a/include/util.h
+++ b/include/util.h
@@ -6,4 +6,9 @@
  */
 int wrap(int i, int max);
 
+/**
+ * Count number of digits in int
+ */
+int numlen(int n);
+
 #endif