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1 /* This file is part of the Project Athena Zephyr Notification System. |
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2 * It contains source for the ZGetLocations function. |
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3 * |
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4 * Created by: Robert French |
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5 * |
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6 * Copyright (c) 1987 by the Massachusetts Institute of Technology. |
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7 * For copying and distribution information, see the file |
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8 * "mit-copyright.h". |
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9 */ |
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10 |
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11 #include "internal.h" |
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12 |
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13 #define min(a,b) ((a)<(b)?(a):(b)) |
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14 |
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15 /* Prototype for -Wmissing-prototypes */ |
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16 Code_t ZGetLocations(ZLocations_t *location, int *numlocs); |
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17 |
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18 Code_t ZGetLocations(ZLocations_t *location, int *numlocs) |
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19 { |
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20 int i; |
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21 |
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22 if (!__locate_list) |
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23 return (ZERR_NOLOCATIONS); |
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24 |
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25 if (__locate_next == __locate_num) |
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26 return (ZERR_NOMORELOCS); |
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27 |
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28 for (i=0;i<min(*numlocs, __locate_num-__locate_next);i++) |
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29 location[i] = __locate_list[i+__locate_next]; |
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30 |
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31 if (__locate_num-__locate_next < *numlocs) |
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32 *numlocs = __locate_num-__locate_next; |
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33 |
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34 __locate_next += *numlocs; |
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35 |
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36 return (ZERR_NONE); |
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37 } |