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3362 | Serge | 1 | /* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved. |
2 | * |
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3 | * Permission to use, copy, modify, and distribute this software |
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4 | * is freely granted, provided that this notice is preserved. |
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5 | */ |
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6 | /* |
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7 | FUNCTION |
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8 | < |
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9 | INDEX |
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10 | fmin |
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11 | INDEX |
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12 | fminf |
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13 | |||
14 | ANSI_SYNOPSIS |
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15 | #include |
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16 | double fmin(double <[x]>, double <[y]>); |
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17 | float fminf(float <[x]>, float <[y]>); |
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18 | |||
19 | DESCRIPTION |
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20 | The < |
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21 | NaN arguments are treated as missing data: if one argument is a NaN and the |
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22 | other numeric, then the < |
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23 | |||
24 | RETURNS |
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25 | The < |
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26 | |||
27 | PORTABILITY |
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28 | ANSI C, POSIX. |
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29 | |||
30 | */ |
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31 | |||
32 | #include "fdlibm.h" |
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33 | |||
34 | #ifndef _DOUBLE_IS_32BITS |
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35 | |||
36 | #ifdef __STDC__ |
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37 | double fmin(double x, double y) |
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38 | #else |
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39 | double fmin(x,y) |
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40 | double x; |
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41 | double y; |
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42 | #endif |
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43 | { |
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44 | if (__fpclassifyd(x) == FP_NAN) |
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45 | return y; |
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46 | if (__fpclassifyd(y) == FP_NAN) |
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47 | return x; |
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48 | |||
49 | return x < y ? x : y; |
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50 | } |
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51 | |||
52 | #endif /* _DOUBLE_IS_32BITS */> |