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17 lines
511 B
17 lines
511 B
/*
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* Copyright 1996, University Corporation for Atmospheric Research
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* See netcdf/COPYRIGHT file for copying and redistribution conditions.
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*/
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/* $Id: rnd.h,v 1.1 2005/07/15 21:56:39 andy Exp $ */
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#ifndef _RNDUP
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/* useful for aligning memory */
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#define _RNDUP(x, unit) ((((x) + (unit) - 1) / (unit)) \
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* (unit))
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#define _RNDDOWN(x, unit) ((x) - ((x)%(unit)))
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#define M_RND_UNIT (sizeof(double))
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#define M_RNDUP(x) _RNDUP(x, M_RND_UNIT)
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#define M_RNDDOWN(x) __RNDDOWN(x, M_RND_UNIT)
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#endif
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