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| -rw-r--r-- | include/values.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/include/values.h b/include/values.h new file mode 100644 index 000000000..c8b376f18 --- /dev/null +++ b/include/values.h @@ -0,0 +1,69 @@ +/* Old compatibility names for <limits.h> and <float.h> constants. + Copyright (C) 1995, 1996, 1997 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* This interface is obsolete.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 */ |