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272
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1 /* A correct <float.h>.
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2
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3 Copyright (C) 2007-2008 Free Software Foundation, Inc.
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4
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5 This program is free software: you can redistribute it and/or modify
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6 it under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 3 of the License, or
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8 (at your option) any later version.
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9
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10 This program 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
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13 GNU 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 General Public License
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16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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17
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18 #ifndef _GL_FLOAT_H
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19
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20 #if __GNUC__ >= 3
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21 @PRAGMA_SYSTEM_HEADER@
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22 #endif
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23
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24 /* The include_next requires a split double-inclusion guard. */
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25 #@INCLUDE_NEXT@ @NEXT_FLOAT_H@
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26
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27 #ifndef _GL_FLOAT_H
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28 #define _GL_FLOAT_H
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29
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30 /* 'long double' properties. */
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31 #if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__)
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32 /* Number of mantissa units, in base FLT_RADIX. */
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33 # undef LDBL_MANT_DIG
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34 # define LDBL_MANT_DIG 64
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35 /* Number of decimal digits that is sufficient for representing a number. */
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36 # undef LDBL_DIG
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37 # define LDBL_DIG 18
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38 /* x-1 where x is the smallest representable number > 1. */
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39 # undef LDBL_EPSILON
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40 # define LDBL_EPSILON 1.0842021724855044340E-19L
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41 /* Minimum e such that FLT_RADIX^(e-1) is a normalized number. */
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42 # undef LDBL_MIN_EXP
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43 # define LDBL_MIN_EXP (-16381)
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44 /* Maximum e such that FLT_RADIX^(e-1) is a representable finite number. */
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45 # undef LDBL_MAX_EXP
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46 # define LDBL_MAX_EXP 16384
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47 /* Minimum positive normalized number. */
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48 # undef LDBL_MIN
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49 # define LDBL_MIN 3.3621031431120935063E-4932L
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50 /* Maximum representable finite number. */
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51 # undef LDBL_MAX
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52 # define LDBL_MAX 1.1897314953572317650E+4932L
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53 /* Minimum e such that 10^e is in the range of normalized numbers. */
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54 # undef LDBL_MIN_10_EXP
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55 # define LDBL_MIN_10_EXP (-4931)
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56 /* Maximum e such that 10^e is in the range of representable finite numbers. */
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57 # undef LDBL_MAX_10_EXP
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58 # define LDBL_MAX_10_EXP 4932
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59 #endif
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60
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61 #endif /* _GL_FLOAT_H */
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62 #endif /* _GL_FLOAT_H */
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