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zlsb.3 - libzahl - big integer library |
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git clone git://git.suckless.org/libzahl |
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zlsb.3 (432B) |
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1 .TH ZLSB 3 libzahl |
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2 .SH NAME |
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3 zlsb - Get the least set bit. |
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4 .SH SYNOPSIS |
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5 .nf |
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6 #include <zahl.h> |
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7 |
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8 size_t zlsb(z_t \fIa\fP); |
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9 .fi |
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10 .SH DESCRIPTION |
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11 .B zlsb |
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12 gets the index of the bit of |
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13 lowest value that is set in |
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14 .IR a . |
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15 If |
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16 .I a |
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17 is zero, |
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18 .B SIZE_MAX |
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19 is returned. |
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20 .SH RETURN VALUE |
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21 The index of the least set bit in |
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22 .IR a , |
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23 or |
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24 .B SIZE_MAX |
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25 if |
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26 .I a |
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27 is zero. |
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28 .SH SEE ALSO |
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29 .BR zbits (3), |
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30 .BR zbtest (3), |
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31 .BR zbset (3), |
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32 .BR znot (3), |
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33 .BR zrsh (3) |
