Kent Mein
b9a19f1ea7
(adding) #ifdef HAVE_CONFIG_H #include <config.h> #endif also the Makefile.in's were from previous patch adding the system depend stuff to configure.ac Kent -- mein@cs.umn.edu
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/* Copyright (c) 1999, Not a Number / NeoGeo b.v.
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* $Id$
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*
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* All rights reserved.
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*
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* Contact: blender@blender.nl
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* Information: http://www.blender.nl
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef UTIL_H
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#define UTIL_H
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <sys/types.h>
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#include <stdlib.h>
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#include <string.h>
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#ifndef NULL
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#define NULL 0
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef ulong
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#define ulong unsigned long
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#endif
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#ifndef ushort
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#define ushort unsigned short
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#endif
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#ifndef uchar
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#define uchar unsigned char
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#endif
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#ifndef uint
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#define uint unsigned int
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#endif
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#define MIN2(x,y) ( (x)<(y) ? (x) : (y) )
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#define MIN3(x,y,z) MIN2( MIN2((x),(y)) , (z) )
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#define MIN4(x,y,z,a) MIN2( MIN2((x),(y)) , MIN2((z),(a)) )
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#define MAX2(x,y) ( (x)>(y) ? (x) : (y) )
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#define MAX3(x,y,z) MAX2( MAX2((x),(y)) , (z) )
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#define MAX4(x,y,z,a) MAX2( MAX2((x),(y)) , MAX2((z),(a)) )
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#define SWAP(type, a, b) { type sw_ap; sw_ap=(a); (a)=(b); (b)=sw_ap; }
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#define ABS(x) ((x) < 0 ? -(x) : (x))
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#define FLOOR(x) ((int)(x) - ((x) < 0 && (x) != (int)(x)))
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#define CEIL(x) ((int)(x) + ((x) > 0 && (x) != (int)(x)))
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#define STEP(a,b) ((a)>(b)) (1) : (0))
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#define CLAMP(val, low, high) ((val>high)?high:((val<low)?low:val))
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#define LERP(t,x0,x1) ((x0) + (t)*((x1)-(x0)))
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#define PULSE(a,b,x) (STEP((a),(x)) - STEP((b),(x)))
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#define BOXSTEP(a,b,x) CLAMP(((x)-(a))/((b)-(a)),0,1)
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#define PRINT(d, var1) printf(# var1 ":%" # d "\n", var1)
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#define PRINT2(d, e, var1, var2) printf(# var1 ":%" # d " " # var2 ":%" # e "\n", var1, var2)
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#define PRINT3(d, e, f, var1, var2, var3) printf(# var1 ":%" # d " " # var2 ":%" # e " " # var3 ":%" # f "\n", var1, var2, var3)
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#define PRINT4(d, e, f, g, var1, var2, var3, var4) printf(# var1 ":%" # d " " # var2 ":%" # e " " # var3 ":%" # f " " # var4 ":%" # g "\n", var1, var2, var3, var4)
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extern void *mallocN(int len, char *str);
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extern void *callocN(int len, char *str);
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extern short freeN(void *vmemh);
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#endif /* UTIL_H */
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