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/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#ifndef UTIL_H
#define UTIL_H
#include <sys/types.h>
#include <stdlib.h>
#include <string.h>
#ifndef NULL
#define NULL 0
#endif
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
#ifndef ulong
#define ulong unsigned long
#endif
#ifndef ushort
#define ushort unsigned short
#endif
#ifndef uchar
#define uchar unsigned char
#endif
#ifndef uint
#define uint unsigned int
#endif
#define MIN2(x,y) ( (x)<(y) ? (x) : (y) )
#define MIN3(x,y,z) MIN2( MIN2((x),(y)) , (z) )
#define MIN4(x,y,z,a) MIN2( MIN2((x),(y)) , MIN2((z),(a)) )
#define MAX2(x,y) ( (x)>(y) ? (x) : (y) )
#define MAX3(x,y,z) MAX2( MAX2((x),(y)) , (z) )
#define MAX4(x,y,z,a) MAX2( MAX2((x),(y)) , MAX2((z),(a)) )
#define SWAP(type, a, b) { type sw_ap; sw_ap=(a); (a)=(b); (b)=sw_ap; }
#ifndef ABS
#define ABS(x) ((x) < 0 ? -(x) : (x))
#endif
#ifndef CLAMP
#define CLAMP(val, low, high) ((val>high)?high:((val<low)?low:val))
#endif
#define PRINT(d, var1) printf(# var1 ":%" # d "\n", var1)
#define PRINT2(d, e, var1, var2) printf(# var1 ":%" # d " " # var2 ":%" # e "\n", var1, var2)
#define PRINT3(d, e, f, var1, var2, var3) printf(# var1 ":%" # d " " # var2 ":%" # e " " # var3 ":%" # f "\n", var1, var2, var3)
#define PRINT4(d, e, f, g, var1, var2, var3, var4) printf(# var1 ":%" # d " " # var2 ":%" # e " " # var3 ":%" # f " " # var4 ":%" # g "\n", var1, var2, var3, var4)
extern void *mallocN(int len, char *str);
extern void *callocN(int len, char *str);
extern short freeN(void *vmemh);
#endif /* UTIL_H */
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