From: Karel Zak <kzak@redhat.com>
Date: Fri, 12 Feb 2010 20:42:46 +0000 (+0100)
Subject: include: add min/max macros
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1cb1641dde2a15c58cfd144158b93d84be0137b9;p=util-linux

include: add min/max macros

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/include/c.h b/include/c.h
index 413366b2..6615f6fe 100644
--- a/include/c.h
+++ b/include/c.h
@@ -46,4 +46,17 @@
 # define FALSE 0
 #endif
 
+
+#define min(x, y) ({				\
+	typeof(x) _min1 = (x);			\
+	typeof(y) _min2 = (y);			\
+	(void) (&_min1 == &_min2);		\
+	_min1 < _min2 ? _min1 : _min2; })
+
+#define max(x, y) ({				\
+	typeof(x) _max1 = (x);			\
+	typeof(y) _max2 = (y);			\
+	(void) (&_max1 == &_max2);		\
+	_max1 > _max2 ? _max1 : _max2; })
+
 #endif /* UTIL_LINUX_C_H */