X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;ds=inline;f=util.h;h=148dbc155e5fe5d98f9e1749c244fdaf0a71e00b;hb=ff479c17a10cceb09821ab908f361ed3b99758d4;hp=6f748b890ddd21240f87a02940888ec5bfa5247a;hpb=35633d45672d14bd798c478c45d1a17064701aa9;p=slock.git

diff --git a/util.h b/util.h
index 6f748b8..148dbc1 100644
--- a/util.h
+++ b/util.h
@@ -1,2 +1,5 @@
+/* macros */
+#define LEN(a)			(sizeof(a) / sizeof(a)[0])
+
 #undef explicit_bzero
 void explicit_bzero(void *, size_t);