From: Guillem Jover <guillem@hadrons.org>
Date: Mon, 21 May 2018 01:00:47 +0000 (+0200)
Subject: Add __arraycount() macro from NetBSD
X-Git-Tag: 0.9.0~16
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=30b4d507540bada5533eea60a850090ccc54d397;p=thirdparty%2Flibbsd.git

Add __arraycount() macro from NetBSD
---

diff --git a/include/bsd/sys/cdefs.h b/include/bsd/sys/cdefs.h
index d1cc419..98333d1 100644
--- a/include/bsd/sys/cdefs.h
+++ b/include/bsd/sys/cdefs.h
@@ -155,6 +155,12 @@
 # define __bounded__(x, y, z)
 #endif
 
+/*
+ * Return the number of elements in a statically-allocated array,
+ * __x.
+ */
+#define	__arraycount(__x)	(sizeof(__x) / sizeof(__x[0]))
+
 /*
  * We define this here since <stddef.h>, <sys/queue.h>, and <sys/types.h>
  * require it.