1 | /* Old compatibility names for <limits.h> and <float.h> constants. |
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2 | Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. |
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3 | This file is part of the GNU C Library. |
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4 | |
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5 | The GNU C Library is free software; you can redistribute it and/or |
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6 | modify it under the terms of the GNU Library General Public License as |
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7 | published by the Free Software Foundation; either version 2 of the |
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8 | License, or (at your option) any later version. |
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9 | |
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10 | The GNU C Library is distributed in the hope that it will be useful, |
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11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 | Library General Public License for more details. |
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14 | |
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15 | You should have received a copy of the GNU Library General Public |
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16 | License along with the GNU C Library; see the file COPYING.LIB. If not, |
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17 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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18 | Boston, MA 02111-1307, USA. */ |
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19 | |
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20 | /* This interface is obsolete. New programs should use |
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21 | <limits.h> and/or <float.h> instead of <values.h>. */ |
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22 | |
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23 | #ifndef _VALUES_H |
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24 | #define _VALUES_H 1 |
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25 | |
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26 | /* #include <features.h> */ |
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27 | |
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28 | #include <limits.h> |
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29 | |
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30 | #define _TYPEBITS(type) (sizeof (type) * CHAR_BIT) |
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31 | |
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32 | #define CHARBITS _TYPEBITS (char) |
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33 | #define SHORTBITS _TYPEBITS (short int) |
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34 | #define INTBITS _TYPEBITS (int) |
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35 | #define LONGBITS _TYPEBITS (long int) |
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36 | #define PTRBITS _TYPEBITS (char *) |
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37 | #define DOUBLEBITS _TYPEBITS (double) |
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38 | #define FLOATBITS _TYPEBITS (float) |
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39 | |
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40 | #define MINSHORT SHRT_MIN |
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41 | #define MININT INT_MIN |
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42 | #define MINLONG LONG_MIN |
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43 | |
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44 | #define MAXSHORT SHRT_MAX |
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45 | #define MAXINT INT_MAX |
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46 | #define MAXLONG LONG_MAX |
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47 | |
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48 | #define HIBITS MINSHORT |
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49 | #define HIBITL MINLONG |
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50 | |
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51 | |
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52 | #include <float.h> |
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53 | |
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54 | #define MAXDOUBLE DBL_MAX |
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55 | #define MAXFLOAT FLT_MAX |
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56 | #define MINDOUBLE DBL_MIN |
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57 | #define MINFLOAT FLT_MIN |
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58 | #define DMINEXP DBL_MIN_EXP |
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59 | #define FMINEXP FLT_MIN_EXP |
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60 | #define DMAXEXP DBL_MAX_EXP |
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61 | #define FMAXEXP FLT_MAX_EXP |
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62 | |
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63 | |
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64 | #ifdef __USE_MISC |
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65 | /* Some systems define this name instead of CHAR_BIT or CHARBITS. */ |
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66 | # define BITSPERBYTE CHAR_BIT |
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67 | #endif |
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68 | |
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69 | #endif /* values.h */ |
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