From: Martin Mares <mj@ucw.cz>
Date: Tue, 27 Mar 2001 10:52:48 +0000 (+0000)
Subject: Added ABS macro.
X-Git-Tag: holmes-import~1502
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=b53b0576a2325cd6b81625a3b9ad3f91f0b7a249;p=libucw.git

Added ABS macro.
---

diff --git a/lib/lib.h b/lib/lib.h
index 05bde59e..0fe45010 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -30,6 +30,7 @@
 #define MIN(a,b) (((a)<(b))?(a):(b))
 #define MAX(a,b) (((a)>(b))?(a):(b))
 #define CLAMP(x,min,max) ({ int _t=x; (_t < min) ? min : (_t > max) ? max : _t; })
+#define ABS(x) ((x) < 0 ? -(x) : (x))
 #define ARRAY_SIZE(a) (sizeof(a)/sizeof(*(a)))
 
 /* Temporary Files */