From: mdkinney <mdkinney@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 13 Jun 2011 20:25:36 +0000 (+0000)
Subject: Add ABS() macro (Absolute Value) to Base.h in MdePkg
X-Git-Tag: edk2-stable201903~14689
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=8b157410c1f57f684f049ee7b7989b8065be8f11

Add ABS() macro (Absolute Value) to Base.h in MdePkg

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11818 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/MdePkg/Include/Base.h b/MdePkg/Include/Base.h
index e93f681155..cd860acd91 100644
--- a/MdePkg/Include/Base.h
+++ b/MdePkg/Include/Base.h
@@ -6,7 +6,7 @@
   environment. There are a set of base libraries in the Mde Package that can
   be used to implement base modules.
 
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
 Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
@@ -676,10 +676,22 @@ typedef UINTN  *BASE_LIST;
   @return  Minimum of two operands.
 
 **/
-
 #define MIN(a, b)                       \
   (((a) < (b)) ? (a) : (b))
 
+/**
+  Return the absolute value of a signed operand.
+
+  This macro returns the absolute value of the signed operand specified by a.
+
+  @param   a        The signed operand.
+
+  @return  The absolute value of the signed operand.
+
+**/
+#define ABS(a)                          \
+  (((a) < 0) ? (-(a)) : (a))
+
 //
 // Status codes common to all execution phases
 //