52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
/* ==== util.h ============================================================
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* Copyright (c) 1991, 1992, 1993 by Chris Provenzano, proven@athena.mit.edu
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*
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* Description : Header file for generic utility functions.
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*
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* 91/08/31 proven - Added exchange.
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* Exchange any two objects of any size in any table.
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*
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* 91/10/06 proven - Cleaned out all the old junk.
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*
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* 91/03/06 proven - Added getint.
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*/
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#include <pthread/copyright.h>
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#ifndef NULL
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#define NULL 0
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#endif
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#undef FALSE
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#undef TRUE
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typedef enum Boolean {
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FALSE,
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TRUE,
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} Boolean;
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#define OK 0
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#define NUL '\0'
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#define NOTOK -1
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#if ! defined(min)
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#define min(a,b) (((a)<(b))?(a):(b))
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#define max(a,b) (((a)>(b))?(a):(b))
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#endif
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/* Alingn the size to the next multiple of 4 bytes */
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#define ALIGN4(size) ((size + 3) & ~3)
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#define ALIGN8(size) ((size + 7) & ~7)
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#ifdef DEBUG
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#define DEBUG0(s) printf(s)
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#define DEBUG1(s,a) printf(s,a)
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#define DEBUG2(s,a,b) printf(s,a,b)
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#define DEBUG3(s,a,b,c) printf(s,a,b,c)
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#else
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#define DEBUG0(s)
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#define DEBUG1(s)
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#define DEBUG2(s)
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#define DEBUG3(s)
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#endif
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