Mercurial > hg > nginx-quic
annotate src/core/ngx_list.h @ 7162:8b84d60ef13d
Fixed "changing binary" when reaper is not init.
On some systems, it's possible that reaper of orphaned processes is
set to something other than "init" process. On such systems, the
changing binary procedure did not work.
The fix is to check if PPID has changed, instead of assuming it's
always 1 for orphaned processes.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Tue, 28 Nov 2017 12:00:24 +0300 |
parents | d620f497c50f |
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rev | line source |
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441
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #ifndef _NGX_LIST_H_INCLUDED_ |
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9 #define _NGX_LIST_H_INCLUDED_ |
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10 |
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11 |
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12 #include <ngx_config.h> |
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13 #include <ngx_core.h> |
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14 |
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15 |
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16 typedef struct ngx_list_part_s ngx_list_part_t; |
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17 |
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18 struct ngx_list_part_s { |
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19 void *elts; |
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20 ngx_uint_t nelts; |
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21 ngx_list_part_t *next; |
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22 }; |
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23 |
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24 |
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25 typedef struct { |
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26 ngx_list_part_t *last; |
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27 ngx_list_part_t part; |
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28 size_t size; |
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29 ngx_uint_t nalloc; |
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30 ngx_pool_t *pool; |
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31 } ngx_list_t; |
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32 |
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33 |
766 | 34 ngx_list_t *ngx_list_create(ngx_pool_t *pool, ngx_uint_t n, size_t size); |
35 | |
36 static ngx_inline ngx_int_t | |
37 ngx_list_init(ngx_list_t *list, ngx_pool_t *pool, ngx_uint_t n, size_t size) | |
415
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38 { |
501 | 39 list->part.elts = ngx_palloc(pool, n * size); |
40 if (list->part.elts == NULL) { | |
415
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41 return NGX_ERROR; |
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42 } |
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43 |
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44 list->part.nelts = 0; |
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45 list->part.next = NULL; |
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46 list->last = &list->part; |
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47 list->size = size; |
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48 list->nalloc = n; |
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49 list->pool = pool; |
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50 |
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51 return NGX_OK; |
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52 } |
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53 |
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54 |
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55 /* |
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56 * |
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57 * the iteration through the list: |
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58 * |
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59 * part = &list.part; |
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60 * data = part->elts; |
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61 * |
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62 * for (i = 0 ;; i++) { |
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63 * |
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64 * if (i >= part->nelts) { |
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65 * if (part->next == NULL) { |
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66 * break; |
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67 * } |
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68 * |
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69 * part = part->next; |
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70 * data = part->elts; |
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71 * i = 0; |
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72 * } |
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73 * |
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74 * ... data[i] ... |
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75 * |
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76 * } |
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77 */ |
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78 |
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79 |
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80 void *ngx_list_push(ngx_list_t *list); |
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81 |
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82 |
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83 #endif /* _NGX_LIST_H_INCLUDED_ */ |