Mercurial > hg > nginx
annotate src/core/ngx_list.c @ 4019:5364d2e711cc
SIGWINCH/NOACCEPT signal is disabled now in non-daemon mode.
Non-daemon mode is currently used by supervisord, daemontools and so on
or during debugging. The NOACCEPT signal is only used for online upgrade
which is not supported when nginx is run under supervisord, etc.,
so this change should not break existant setups.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 22 Aug 2011 12:34:48 +0000 |
parents | 791ea37bc944 |
children | d620f497c50f |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 |
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10 |
766 | 11 ngx_list_t * |
12 ngx_list_create(ngx_pool_t *pool, ngx_uint_t n, size_t size) | |
13 { | |
14 ngx_list_t *list; | |
15 | |
16 list = ngx_palloc(pool, sizeof(ngx_list_t)); | |
17 if (list == NULL) { | |
18 return NULL; | |
19 } | |
20 | |
21 list->part.elts = ngx_palloc(pool, n * size); | |
22 if (list->part.elts == NULL) { | |
23 return NULL; | |
24 } | |
25 | |
26 list->part.nelts = 0; | |
27 list->part.next = NULL; | |
28 list->last = &list->part; | |
29 list->size = size; | |
30 list->nalloc = n; | |
31 list->pool = pool; | |
32 | |
33 return list; | |
34 } | |
35 | |
36 | |
37 void * | |
38 ngx_list_push(ngx_list_t *l) | |
414
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39 { |
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40 void *elt; |
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41 ngx_list_part_t *last; |
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42 |
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43 last = l->last; |
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44 |
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45 if (last->nelts == l->nalloc) { |
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46 |
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47 /* the last part is full, allocate a new list part */ |
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48 |
501 | 49 last = ngx_palloc(l->pool, sizeof(ngx_list_part_t)); |
50 if (last == NULL) { | |
414
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51 return NULL; |
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52 } |
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53 |
501 | 54 last->elts = ngx_palloc(l->pool, l->nalloc * l->size); |
55 if (last->elts == NULL) { | |
414
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56 return NULL; |
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57 } |
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58 |
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59 last->nelts = 0; |
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60 last->next = NULL; |
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61 |
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62 l->last->next = last; |
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63 l->last = last; |
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64 } |
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65 |
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66 elt = (char *) last->elts + l->size * last->nelts; |
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67 last->nelts++; |
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68 |
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69 return elt; |
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70 } |