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annotate src/os/unix/ngx_alloc.c @ 347:f48d579daf78

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nginx-0.0.3-2004-06-08-20:26:37 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 08 Jun 2004 16:26:37 +0000
parents 55e496a8ece3
children da8c5707af39
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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1
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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2 #include <ngx_config.h>
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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3 #include <ngx_core.h>
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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6 int ngx_pagesize;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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9 void *ngx_alloc(size_t size, ngx_log_t *log)
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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10 {
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11 void *p;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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12
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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13 if (!(p = malloc(size))) {
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14 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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15 "malloc() " SIZE_T_FMT " bytes failed", size);
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16 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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18 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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19 "malloc: " PTR_FMT ":" SIZE_T_FMT, p, size);
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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21 return p;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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22 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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25 void *ngx_calloc(size_t size, ngx_log_t *log)
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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26 {
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27 void *p;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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28
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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29 p = ngx_alloc(size, log);
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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31 if (p) {
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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32 ngx_memzero(p, size);
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33 }
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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35 return p;
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36 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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39 #if (HAVE_POSIX_MEMALIGN)
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f48d579daf78 nginx-0.0.3-2004-06-08-20:26:37 import
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41 void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log)
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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42 {
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43 void *p;
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f48d579daf78 nginx-0.0.3-2004-06-08-20:26:37 import
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45 if (posix_memalign(&p, alignment, size) == -1) {
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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46 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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47 "posix_memalign() " SIZE_T_FMT " bytes aligned to "
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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48 SIZE_T_FMT " failed", size, alignment);
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49 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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51 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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52 "posix_memalign: " PTR_FMT ":" SIZE_T_FMT, p, size);
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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53
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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54 return p;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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55 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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56
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f48d579daf78 nginx-0.0.3-2004-06-08-20:26:37 import
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57 #elif (HAVE_MEMALIGN)
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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f48d579daf78 nginx-0.0.3-2004-06-08-20:26:37 import
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59 void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log)
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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60 {
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61 void *p;
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62
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f48d579daf78 nginx-0.0.3-2004-06-08-20:26:37 import
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63 if (!(p = memalign(alignment, size))) {
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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64 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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65 "memalign() " SIZE_T_FMT " bytes aligned to "
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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66 SIZE_T_FMT " failed", size, alignment);
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67 }
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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69 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
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70 "memalign: " PTR_FMT ":" SIZE_T_FMT, p, size);
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71
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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72 return p;
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73 }
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74
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75 #endif