New file from Albin Jones

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@910 72102866-910b-0410-8b05-ffd578937521

Source/objects/minmax.h

@@ -0,0 +1,51 @@
+/* GCC macros for minimum and maximum.
+ * Copyright (C) 1996  Free Software Foundation, Inc.
+ * 
+ * Author: Albin L. Jones <Albin.L.Jones@Dartmouth.EDU>
+ * Created: Sat Feb 10 21:13:04 EST 1996
+ * Updated: Sat Feb 10 21:13:04 EST 1996
+ * Serial: 96.02.10.01
+ * 
+ * This file is part of the GNU Objective C Class Library.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * 
+ */ 
+
+#ifndef __minmax_h_OBJECTS_INCLUDE
+#define __minmax_h_OBJECTS_INCLUDE 1
+
+/**** Included Headers *******************************************************/
+
+/**** Type, Constant, and Macro Definitions **********************************/
+
+#ifdef MIN
+#undef MIN
+#endif /* !MIN */
+
+#define MIN(X, Y) \
+({ typeof (X) __x = (X), __y = (Y); \
+   (__x < __y) ? __x : __y; })
+
+#ifdef MAX
+#undef MAX
+#endif /* !MAX */
+
+#define MAX(X, Y) \
+({ typeof (X) __x = (X), __y = (Y); \
+   (__x > __y) ? __x : __y; })
+
+#endif /* __minmax_h_OBJECTS_INCLUDE */
+