mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-21 04:31:04 +08:00
69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
/* Old compatibility names for <limits.h> and <float.h> constants.
|
|
Copyright (C) 1995-2014 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/* This interface is obsolete.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 */
|