# HG changeset patch
# User Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
# Date 1672871225 18000
#      Wed Jan 04 17:27:05 2023 -0500
# Node ID 6bc701fb517f214de16312e7ba718e4b64f9566c
# Parent  9ebe509dce7c8e784a4ada0525a936cc5347473d
arch.h: add ARRAY_LEN

Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>

diff --git a/arch.h b/arch.h
--- a/arch.h
+++ b/arch.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
+ * Copyright (c) 2022-2023 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -38,6 +38,8 @@
 #ifndef _ASM
 #define STATIC_ASSERT(c)	_Static_assert(c, #c)
 
+#define ARRAY_LEN(x)		(sizeof(x) / sizeof(x[0]))
+
 #define mmregs ((volatile struct mmregs_layout * volatile) (void *) 0x0)
 #endif