From fc9d1511c2a841c529fe2e6855aaa4e34fef98f5 Mon Sep 17 00:00:00 2001
From: hpa <hpa>
Date: Mon, 20 Dec 2004 23:19:36 +0000
Subject: Initial work on simple menu system; add <minmax.h> to libutil

---
 com32/libutil/include/minmax.h | 44 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 com32/libutil/include/minmax.h

(limited to 'com32/libutil/include')

diff --git a/com32/libutil/include/minmax.h b/com32/libutil/include/minmax.h
new file mode 100644
index 00000000..319db164
--- /dev/null
+++ b/com32/libutil/include/minmax.h
@@ -0,0 +1,44 @@
+#ident "$Id$"
+/* ----------------------------------------------------------------------- *
+ *   
+ *   Copyright 2004 H. Peter Anvin - All Rights Reserved
+ *
+ *   Permission is hereby granted, free of charge, to any person
+ *   obtaining a copy of this software and associated documentation
+ *   files (the "Software"), to deal in the Software without
+ *   restriction, including without limitation the rights to use,
+ *   copy, modify, merge, publish, distribute, sublicense, and/or
+ *   sell copies of the Software, and to permit persons to whom
+ *   the Software is furnished to do so, subject to the following
+ *   conditions:
+ *   
+ *   The above copyright notice and this permission notice shall
+ *   be included in all copies or substantial portions of the Software.
+ *   
+ *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *   OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * ----------------------------------------------------------------------- */
+
+#ifndef _MINMAX_H
+#define _MINMAX_H
+
+/*
+ * minmax.h: Type-independent safe min/max macros
+ */
+
+#define min(x,y) ({ __typeof(x) xx = (x); \
+                    __typeof(y) yy = (y); \
+                    xx < yy ? xx : yy; })
+#define max(x,y) ({ __typeof(x) xx = (x); \
+                    __typeof(y) yy = (y); \
+                    xx > yy ? xx : yy; })
+
+#endif /* _MINMAX_H */
+
-- 
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