Mercurial > hg > nginx-quic
annotate src/core/ngx_times.c @ 187:5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 17 Nov 2003 16:15:03 +0000 |
parents | 3c49eaf3f522 |
children | 02a715e85df1 |
rev | line source |
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178
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nginx-0.0.1-2003-11-11-00:09:22 import
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1 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 |
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5 |
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6 time_t ngx_cached_time; |
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8 ngx_tm_t ngx_cached_gmtime; |
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9 |
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10 static char cached_err_log_time[] = "1970/09/28 12:00:00"; |
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11 ngx_str_t ngx_cached_err_log_time; |
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12 |
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13 static char cached_http_time[] = "Mon, 28 Sep 1970 06:00:00 GMT"; |
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14 ngx_str_t ngx_cached_http_time; |
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15 |
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16 static char cached_http_log_time[] = "28/Sep/1970:12:00:00"; |
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17 ngx_str_t ngx_cached_http_log_time; |
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18 |
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20 static char *week[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fir", "Sat" }; |
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21 static char *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", |
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22 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; |
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23 |
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24 |
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25 void ngx_init_time() |
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26 { |
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27 struct timeval tv; |
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28 |
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29 ngx_memzero(&ngx_cached_gmtime, sizeof(ngx_tm_t)); |
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30 #ifdef ngx_tm_zone |
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31 ngx_cached_gmtime.ngx_tm_zone = "GMT"; |
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32 #endif |
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33 |
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34 ngx_cached_err_log_time.data = cached_err_log_time; |
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35 ngx_cached_http_time.data = cached_http_time; |
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36 ngx_cached_http_log_time.data = cached_http_log_time; |
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37 |
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38 ngx_gettimeofday(&tv); |
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39 ngx_cached_time = tv.tv_sec; |
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40 ngx_time_update(); |
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41 } |
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42 |
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43 |
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44 time_t ngx_time() |
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45 { |
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46 return ngx_cached_time; |
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47 } |
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48 |
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49 |
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50 void ngx_time_update() |
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51 { |
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52 ngx_tm_t tm; |
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53 |
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54 ngx_gmtime(ngx_cached_time, &ngx_cached_gmtime); |
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55 |
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56 ngx_cached_http_time.len = ngx_snprintf(ngx_cached_http_time.data, |
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57 sizeof("Mon, 28 Sep 1970 06:00:00 GMT"), |
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58 "%s, %02d %s %4d %02d:%02d:%02d GMT", |
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59 week[ngx_cached_gmtime.ngx_tm_wday], |
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60 ngx_cached_gmtime.ngx_tm_mday, |
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61 months[ngx_cached_gmtime.ngx_tm_mon - 1], |
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62 ngx_cached_gmtime.ngx_tm_year, |
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63 ngx_cached_gmtime.ngx_tm_hour, |
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64 ngx_cached_gmtime.ngx_tm_min, |
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65 ngx_cached_gmtime.ngx_tm_sec); |
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66 |
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67 ngx_localtime(&tm); |
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68 |
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69 ngx_cached_err_log_time.len = ngx_snprintf(ngx_cached_err_log_time.data, |
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70 sizeof("1970/09/28 12:00:00"), |
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71 "%4d/%02d/%02d %02d:%02d:%02d", |
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72 tm.ngx_tm_year, tm.ngx_tm_mon, |
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73 tm.ngx_tm_mday, tm.ngx_tm_hour, |
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74 tm.ngx_tm_min, tm.ngx_tm_sec); |
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75 |
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76 ngx_cached_http_log_time.len = ngx_snprintf(ngx_cached_http_log_time.data, |
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77 sizeof("28/Sep/1970:12:00:00"), |
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78 "%02d/%s/%d:%02d:%02d:%02d", |
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79 tm.ngx_tm_mday, |
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80 months[tm.ngx_tm_mon - 1], |
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81 tm.ngx_tm_year, |
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82 tm.ngx_tm_hour, |
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83 tm.ngx_tm_min, |
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84 tm.ngx_tm_sec); |
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85 } |
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86 |
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87 |
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88 size_t ngx_http_time(char *buf, time_t t) |
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89 { |
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90 ngx_tm_t tm; |
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91 |
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92 ngx_gmtime(t, &tm); |
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93 |
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94 return ngx_snprintf(buf, sizeof("Mon, 28 Sep 1970 06:00:00 GMT"), |
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95 "%s, %02d %s %4d %02d:%02d:%02d GMT", |
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96 week[tm.ngx_tm_wday], |
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97 tm.ngx_tm_mday, |
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98 months[tm.ngx_tm_mon - 1], |
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99 tm.ngx_tm_year, |
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100 tm.ngx_tm_hour, |
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101 tm.ngx_tm_min, |
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102 tm.ngx_tm_sec); |
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nginx-0.0.1-2003-11-13-09:14:05 import
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|
103 } |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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104 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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|
105 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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106 void ngx_gmtime(time_t t, ngx_tm_t *tp) |
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107 { |
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nginx-0.0.1-2003-11-13-09:14:05 import
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108 int sec, min, hour, mday, mon, year, wday, yday, days; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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diff
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|
109 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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110 days = t / 86400; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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|
111 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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112 /* Jaunary 1, 1970 was Thursday */ |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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113 wday = (4 + days) % 7; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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diff
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114 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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|
115 t %= 86400; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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116 hour = t / 3600; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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117 t %= 3600; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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118 min = t / 60; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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119 sec = t % 60; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
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|
120 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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121 /* the algorithm based on Gauss's formula */ |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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|
122 |
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nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
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123 days = days - (31 + 28) + 719527; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
124 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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125 year = days * 400 / (365 * 400 + 100 - 4 + 1); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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126 yday = days - (365 * year + year / 4 - year / 100 + year / 400); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
127 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
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128 mon = (yday + 31) * 12 / 367; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
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129 mday = yday - (mon * 367 / 12 - 31); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
130 |
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nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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131 mon += 2; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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|
132 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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|
133 if (yday >= 306) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
134 yday -= 306; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
135 year++; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
136 mon -= 12; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
137 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
138 if (mday == 0) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
139 /* Jaunary 31 */ |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
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140 mon = 1; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
141 mday = 31; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
142 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
143 } else if (mon == 2) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
144 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
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|
145 if ((year % 4 == 0) && (year % 100 || (year % 400 == 0))) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
146 if (mday > 29) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
147 mon = 3; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
148 mday -= 29; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
149 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
150 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
151 } else if (mday > 28) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
152 mon = 3; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
153 mday -= 28; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
154 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
155 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
156 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
157 } else { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
158 yday += 31 + 28; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
159 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
160 if ((year % 4 == 0) && (year % 100 || (year % 400 == 0))) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
161 yday++; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
162 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
163 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
164 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
165 tp->ngx_tm_sec = sec; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
166 tp->ngx_tm_min = min; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
167 tp->ngx_tm_hour = hour; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
168 tp->ngx_tm_mday = mday; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
169 tp->ngx_tm_mon = mon; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
170 tp->ngx_tm_year = year; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
171 tp->ngx_tm_wday = wday; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
172 } |