Mercurial > hg > nginx
annotate src/os/unix/ngx_time.c @ 4133:59b99f217c6d
Replaced "can not" with "cannot" and "could not" in a bunch of places.
Fixed nearby grammar errors.
| author | Ruslan Ermilov <ru@nginx.com> |
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| date | Mon, 19 Sep 2011 14:48:29 +0000 |
| parents | bf38420c9e25 |
| children | d620f497c50f |
| rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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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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| 2220 | 11 /* |
| 12 * FreeBSD does not test /etc/localtime change, however, we can workaround it | |
| 13 * by calling tzset() with TZ and then without TZ to update timezone. | |
| 14 * The trick should work since FreeBSD 2.1.0. | |
| 15 * | |
| 16 * Linux does not test /etc/localtime change in localtime(), | |
| 17 * but may stat("/etc/localtime") several times in every strftime(), | |
| 18 * therefore we use it to update timezone. | |
| 19 * | |
| 20 * Solaris does not test /etc/TIMEZONE change too and no workaround available. | |
| 21 */ | |
| 22 | |
| 23 void | |
| 24 ngx_timezone_update(void) | |
| 25 { | |
| 26 #if (NGX_FREEBSD) | |
| 27 | |
| 28 if (getenv("TZ")) { | |
| 29 return; | |
| 30 } | |
| 31 | |
| 32 putenv("TZ=UTC"); | |
| 33 | |
| 34 tzset(); | |
| 35 | |
| 36 unsetenv("TZ"); | |
| 37 | |
| 38 tzset(); | |
| 39 | |
| 40 #elif (NGX_LINUX) | |
| 41 time_t s; | |
| 42 struct tm *t; | |
| 43 char buf[4]; | |
| 44 | |
| 45 s = time(0); | |
| 46 | |
| 47 t = localtime(&s); | |
| 48 | |
| 49 strftime(buf, 4, "%H", t); | |
| 50 | |
| 51 #endif | |
| 52 } | |
| 53 | |
| 54 | |
| 563 | 55 void |
| 56 ngx_localtime(time_t s, ngx_tm_t *tm) | |
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57 { |
| 469 | 58 #if (NGX_HAVE_LOCALTIME_R) |
| 563 | 59 (void) localtime_r(&s, tm); |
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61 #else |
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62 ngx_tm_t *t; |
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| 563 | 64 t = localtime(&s); |
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65 *tm = *t; |
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67 #endif |
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69 tm->ngx_tm_mon++; |
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70 tm->ngx_tm_year += 1900; |
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71 } |
| 509 | 72 |
| 73 | |
| 563 | 74 void |
| 75 ngx_libc_localtime(time_t s, struct tm *tm) | |
| 509 | 76 { |
| 77 #if (NGX_HAVE_LOCALTIME_R) | |
| 563 | 78 (void) localtime_r(&s, tm); |
| 509 | 79 |
| 80 #else | |
| 81 struct tm *t; | |
| 82 | |
| 563 | 83 t = localtime(&s); |
| 509 | 84 *tm = *t; |
| 85 | |
| 86 #endif | |
| 87 } | |
| 88 | |
| 89 | |
| 563 | 90 void |
| 91 ngx_libc_gmtime(time_t s, struct tm *tm) | |
| 509 | 92 { |
| 93 #if (NGX_HAVE_LOCALTIME_R) | |
| 563 | 94 (void) gmtime_r(&s, tm); |
| 509 | 95 |
| 96 #else | |
| 97 struct tm *t; | |
| 98 | |
| 563 | 99 t = gmtime(&s); |
| 509 | 100 *tm = *t; |
| 101 | |
| 102 #endif | |
| 103 } |