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Last change
on this file since 1620 was
409,
checked in by ymipsl, 11 years ago
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Add improved nectdf internal library src
YM
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-
Property svn:eol-style set to
native
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File size:
643 bytes
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| 1 | /* |
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| 2 | * Copyright 1995, University Corporation for Atmospheric Research |
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| 3 | * See top level COPYRIGHT file for copying and redistribution conditions. |
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| 4 | */ |
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| 5 | /* $Id: fbits.h,v 1.2 1995/05/26 20:46:46 davis Exp $ */ |
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| 6 | |
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| 7 | #ifndef _FBITS_H_ |
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| 8 | #define _FBITS_H_ |
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| 9 | |
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| 10 | /* |
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| 11 | * Macros for dealing with flag bits. |
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| 12 | */ |
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| 13 | #define fSet(t, f) ((t) |= (f)) |
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| 14 | #define fClr(t, f) ((t) &= ~(f)) |
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| 15 | #define fIsSet(t, f) ((t) & (f)) |
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| 16 | #define fMask(t, f) ((t) & ~(f)) |
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| 17 | |
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| 18 | /* |
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| 19 | * Propositions |
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| 20 | */ |
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| 21 | /* a implies b */ |
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| 22 | #define pIf(a,b) (!(a) || (b)) |
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| 23 | /* a if and only if b, use == when it makes sense */ |
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| 24 | #define pIff(a,b) (((a) && (b)) || (!(a) && !(b))) |
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| 25 | |
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| 26 | #endif /*!FBITS_H_*/ |
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