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glibc/include/values.h
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/* Old compatibility names for <limits.h> and <float.h> constants. | |
Copyright (C) 1995-2016 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
The GNU C Library is free software; you can redistribute it and/or | |
modify it under the terms of the GNU Lesser General Public | |
License as published by the Free Software Foundation; either | |
version 2.1 of the License, or (at your option) any later version. | |
The GNU C Library 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 | |
Lesser General Public License for more details. | |
You should have received a copy of the GNU Lesser General Public | |
License along with the GNU C Library; if not, see | |
<http://www.gnu.org/licenses/>. */ | |
/* This interface is obsolete. New programs should use | |
<limits.h> and/or <float.h> instead of <values.h>. */ | |
#ifndef _VALUES_H | |
#define _VALUES_H 1 | |
#include <features.h> | |
#include <limits.h> | |
#define _TYPEBITS(type) (sizeof (type) * CHAR_BIT) | |
#define CHARBITS _TYPEBITS (char) | |
#define SHORTBITS _TYPEBITS (short int) | |
#define INTBITS _TYPEBITS (int) | |
#define LONGBITS _TYPEBITS (long int) | |
#define PTRBITS _TYPEBITS (char *) | |
#define DOUBLEBITS _TYPEBITS (double) | |
#define FLOATBITS _TYPEBITS (float) | |
#define MINSHORT SHRT_MIN | |
#define MININT INT_MIN | |
#define MINLONG LONG_MIN | |
#define MAXSHORT SHRT_MAX | |
#define MAXINT INT_MAX | |
#define MAXLONG LONG_MAX | |
#define HIBITS MINSHORT | |
#define HIBITL MINLONG | |
#include <float.h> | |
#define MAXDOUBLE DBL_MAX | |
#define MAXFLOAT FLT_MAX | |
#define MINDOUBLE DBL_MIN | |
#define MINFLOAT FLT_MIN | |
#define DMINEXP DBL_MIN_EXP | |
#define FMINEXP FLT_MIN_EXP | |
#define DMAXEXP DBL_MAX_EXP | |
#define FMAXEXP FLT_MAX_EXP | |
#ifdef __USE_MISC | |
/* Some systems define this name instead of CHAR_BIT or CHARBITS. */ | |
# define BITSPERBYTE CHAR_BIT | |
#endif | |
#endif /* values.h */ |