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/* |
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* GIT - The information manager from hell |
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* |
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* Copyright (C) Linus Torvalds, 2005 |
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*/ |
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#include "common.h" |
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#ifndef GIT_WIN32 |
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#include |
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#endif |
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#include "util.h" |
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#include "cache.h" |
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#include "posix.h" |
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#include |
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#include |
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typedef enum { |
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DATE_NORMAL = 0, |
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DATE_RELATIVE, |
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DATE_SHORT, |
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DATE_LOCAL, |
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DATE_ISO8601, |
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DATE_RFC2822, |
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DATE_RAW |
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} date_mode; |
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/* |
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* This is like mktime, but without normalization of tm_wday and tm_yday. |
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*/ |
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static git_time_t tm_to_time_t(const struct tm *tm) |
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{ |
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static const int mdays[] = { |
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0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 |
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}; |
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int year = tm->tm_year - 70; |
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int month = tm->tm_mon; |
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int day = tm->tm_mday; |
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if (year < 0 || year > 129) /* algo only works for 1970-2099 */ |
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return -1; |
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if (month < 0 || month > 11) /* array bounds */ |
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return -1; |
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if (month < 2 || (year + 2) % 4) |
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day--; |
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if (tm->tm_hour < 0 || tm->tm_min < 0 || tm->tm_sec < 0) |
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return -1; |
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return (year * 365 + (year + 1) / 4 + mdays[month] + day) * 24*60*60UL + |
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tm->tm_hour * 60*60 + tm->tm_min * 60 + tm->tm_sec; |
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} |
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static const char *month_names[] = { |
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"January", "February", "March", "April", "May", "June", |
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"July", "August", "September", "October", "November", "December" |
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}; |
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static const char *weekday_names[] = { |
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"Sundays", "Mondays", "Tuesdays", "Wednesdays", "Thursdays", "Fridays", "Saturdays" |
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}; |
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/* |
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* Check these. And note how it doesn't do the summer-time conversion. |
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* |
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* In my world, it's always summer, and things are probably a bit off |
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* in other ways too. |
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*/ |
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static const struct { |
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const char *name; |
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int offset; |
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int dst; |
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} timezone_names[] = { |
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{ "IDLW", -12, 0, }, /* International Date Line West */ |
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{ "NT", -11, 0, }, /* Nome */ |
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{ "CAT", -10, 0, }, /* Central Alaska */ |
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{ "HST", -10, 0, }, /* Hawaii Standard */ |
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{ "HDT", -10, 1, }, /* Hawaii Daylight */ |
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{ "YST", -9, 0, }, /* Yukon Standard */ |
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{ "YDT", -9, 1, }, /* Yukon Daylight */ |
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{ "PST", -8, 0, }, /* Pacific Standard */ |
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{ "PDT", -8, 1, }, /* Pacific Daylight */ |
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{ "MST", -7, 0, }, /* Mountain Standard */ |
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{ "MDT", -7, 1, }, /* Mountain Daylight */ |
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{ "CST", -6, 0, }, /* Central Standard */ |
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{ "CDT", -6, 1, }, /* Central Daylight */ |
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{ "EST", -5, 0, }, /* Eastern Standard */ |
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{ "EDT", -5, 1, }, /* Eastern Daylight */ |
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{ "AST", -3, 0, }, /* Atlantic Standard */ |
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{ "ADT", -3, 1, }, /* Atlantic Daylight */ |
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{ "WAT", -1, 0, }, /* West Africa */ |
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{ "GMT", 0, 0, }, /* Greenwich Mean */ |
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{ "UTC", 0, 0, }, /* Universal (Coordinated) */ |
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{ "Z", 0, 0, }, /* Zulu, alias for UTC */ |
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{ "WET", 0, 0, }, /* Western European */ |
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{ "BST", 0, 1, }, /* British Summer */ |
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{ "CET", +1, 0, }, /* Central European */ |
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{ "MET", +1, 0, }, /* Middle European */ |
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{ "MEWT", +1, 0, }, /* Middle European Winter */ |
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{ "MEST", +1, 1, }, /* Middle European Summer */ |
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{ "CEST", +1, 1, }, /* Central European Summer */ |
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{ "MESZ", +1, 1, }, /* Middle European Summer */ |
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{ "FWT", +1, 0, }, /* French Winter */ |
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{ "FST", +1, 1, }, /* French Summer */ |
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{ "EET", +2, 0, }, /* Eastern Europe */ |
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{ "EEST", +2, 1, }, /* Eastern European Daylight */ |
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{ "WAST", +7, 0, }, /* West Australian Standard */ |
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{ "WADT", +7, 1, }, /* West Australian Daylight */ |
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{ "CCT", +8, 0, }, /* China Coast */ |
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{ "JST", +9, 0, }, /* Japan Standard */ |
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{ "EAST", +10, 0, }, /* Eastern Australian Standard */ |
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{ "EADT", +10, 1, }, /* Eastern Australian Daylight */ |
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{ "GST", +10, 0, }, /* Guam Standard */ |
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{ "NZT", +12, 0, }, /* New Zealand */ |
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{ "NZST", +12, 0, }, /* New Zealand Standard */ |
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{ "NZDT", +12, 1, }, /* New Zealand Daylight */ |
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{ "IDLE", +12, 0, }, /* International Date Line East */ |
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}; |
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0
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static size_t match_string(const char *date, const char *str) |
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{ |
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0
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size_t i = 0; |
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128
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0
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0
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for (i = 0; *date; date++, str++, i++) { |
129
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0
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0
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if (*date == *str) |
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0
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continue; |
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if (toupper(*date) == toupper(*str)) |
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0
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continue; |
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0
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0
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if (!isalnum(*date)) |
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break; |
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0
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return 0; |
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} |
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0
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return i; |
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} |
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140
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0
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static int skip_alpha(const char *date) |
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{ |
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0
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int i = 0; |
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do { |
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i++; |
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0
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} while (isalpha(date[i])); |
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0
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return i; |
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} |
148
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149
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/* |
150
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* Parse month, weekday, or timezone name |
151
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*/ |
152
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0
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static size_t match_alpha(const char *date, struct tm *tm, int *offset) |
153
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{ |
154
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unsigned int i; |
155
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156
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0
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0
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for (i = 0; i < 12; i++) { |
157
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0
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size_t match = match_string(date, month_names[i]); |
158
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0
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0
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if (match >= 3) { |
159
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0
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tm->tm_mon = i; |
160
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0
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return match; |
161
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} |
162
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} |
163
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164
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0
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0
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for (i = 0; i < 7; i++) { |
165
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0
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size_t match = match_string(date, weekday_names[i]); |
166
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0
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0
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if (match >= 3) { |
167
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tm->tm_wday = i; |
168
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return match; |
169
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} |
170
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} |
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172
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0
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0
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for (i = 0; i < ARRAY_SIZE(timezone_names); i++) { |
173
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size_t match = match_string(date, timezone_names[i].name); |
174
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0
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0
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if (match >= 3 || match == strlen(timezone_names[i].name)) { |
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175
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0
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int off = timezone_names[i].offset; |
176
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177
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/* This is bogus, but we like summer */ |
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off += timezone_names[i].dst; |
179
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180
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/* Only use the tz name offset if we don't have anything better */ |
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0
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0
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if (*offset == -1) |
182
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0
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*offset = 60*off; |
183
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184
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0
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return match; |
185
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} |
186
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} |
187
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188
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0
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0
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if (match_string(date, "PM") == 2) { |
189
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0
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tm->tm_hour = (tm->tm_hour % 12) + 12; |
190
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0
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return 2; |
191
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} |
192
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193
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0
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0
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if (match_string(date, "AM") == 2) { |
194
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0
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tm->tm_hour = (tm->tm_hour % 12) + 0; |
195
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0
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return 2; |
196
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} |
197
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198
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/* BAD */ |
199
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0
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return skip_alpha(date); |
200
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} |
201
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202
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0
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static int is_date(int year, int month, int day, struct tm *now_tm, time_t now, struct tm *tm) |
203
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{ |
204
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0
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0
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if (month > 0 && month < 13 && day > 0 && day < 32) { |
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0
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0
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0
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205
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0
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struct tm check = *tm; |
206
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0
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0
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struct tm *r = (now_tm ? &check : tm); |
207
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time_t specified; |
208
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209
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0
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r->tm_mon = month - 1; |
210
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0
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r->tm_mday = day; |
211
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0
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0
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if (year == -1) { |
212
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0
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0
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if (!now_tm) |
213
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0
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return 1; |
214
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0
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r->tm_year = now_tm->tm_year; |
215
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} |
216
|
0
|
0
|
|
|
|
|
else if (year >= 1970 && year < 2100) |
|
|
0
|
|
|
|
|
|
217
|
0
|
|
|
|
|
|
r->tm_year = year - 1900; |
218
|
0
|
0
|
|
|
|
|
else if (year > 70 && year < 100) |
|
|
0
|
|
|
|
|
|
219
|
0
|
|
|
|
|
|
r->tm_year = year; |
220
|
0
|
0
|
|
|
|
|
else if (year < 38) |
221
|
0
|
|
|
|
|
|
r->tm_year = year + 100; |
222
|
|
|
|
|
|
|
else |
223
|
0
|
|
|
|
|
|
return 0; |
224
|
0
|
0
|
|
|
|
|
if (!now_tm) |
225
|
0
|
|
|
|
|
|
return 1; |
226
|
|
|
|
|
|
|
|
227
|
0
|
|
|
|
|
|
specified = tm_to_time_t(r); |
228
|
|
|
|
|
|
|
|
229
|
|
|
|
|
|
|
/* Be it commit time or author time, it does not make |
230
|
|
|
|
|
|
|
* sense to specify timestamp way into the future. Make |
231
|
|
|
|
|
|
|
* sure it is not later than ten days from now... |
232
|
|
|
|
|
|
|
*/ |
233
|
0
|
0
|
|
|
|
|
if (now + 10*24*3600 < specified) |
234
|
0
|
|
|
|
|
|
return 0; |
235
|
0
|
|
|
|
|
|
tm->tm_mon = r->tm_mon; |
236
|
0
|
|
|
|
|
|
tm->tm_mday = r->tm_mday; |
237
|
0
|
0
|
|
|
|
|
if (year != -1) |
238
|
0
|
|
|
|
|
|
tm->tm_year = r->tm_year; |
239
|
0
|
|
|
|
|
|
return 1; |
240
|
|
|
|
|
|
|
} |
241
|
0
|
|
|
|
|
|
return 0; |
242
|
|
|
|
|
|
|
} |
243
|
|
|
|
|
|
|
|
244
|
0
|
|
|
|
|
|
static size_t match_multi_number(unsigned long num, char c, const char *date, char *end, struct tm *tm) |
245
|
|
|
|
|
|
|
{ |
246
|
|
|
|
|
|
|
time_t now; |
247
|
|
|
|
|
|
|
struct tm now_tm; |
248
|
|
|
|
|
|
|
struct tm *refuse_future; |
249
|
|
|
|
|
|
|
long num2, num3; |
250
|
|
|
|
|
|
|
|
251
|
0
|
|
|
|
|
|
num2 = strtol(end+1, &end, 10); |
252
|
0
|
|
|
|
|
|
num3 = -1; |
253
|
0
|
0
|
|
|
|
|
if (*end == c && isdigit(end[1])) |
|
|
0
|
|
|
|
|
|
254
|
0
|
|
|
|
|
|
num3 = strtol(end+1, &end, 10); |
255
|
|
|
|
|
|
|
|
256
|
|
|
|
|
|
|
/* Time? Date? */ |
257
|
0
|
|
|
|
|
|
switch (c) { |
258
|
|
|
|
|
|
|
case ':': |
259
|
0
|
0
|
|
|
|
|
if (num3 < 0) |
260
|
0
|
|
|
|
|
|
num3 = 0; |
261
|
0
|
0
|
|
|
|
|
if (num < 25 && num2 >= 0 && num2 < 60 && num3 >= 0 && num3 <= 60) { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
262
|
0
|
|
|
|
|
|
tm->tm_hour = num; |
263
|
0
|
|
|
|
|
|
tm->tm_min = num2; |
264
|
0
|
|
|
|
|
|
tm->tm_sec = num3; |
265
|
0
|
|
|
|
|
|
break; |
266
|
|
|
|
|
|
|
} |
267
|
0
|
|
|
|
|
|
return 0; |
268
|
|
|
|
|
|
|
|
269
|
|
|
|
|
|
|
case '-': |
270
|
|
|
|
|
|
|
case '/': |
271
|
|
|
|
|
|
|
case '.': |
272
|
0
|
|
|
|
|
|
now = time(NULL); |
273
|
0
|
|
|
|
|
|
refuse_future = NULL; |
274
|
0
|
0
|
|
|
|
|
if (p_gmtime_r(&now, &now_tm)) |
275
|
0
|
|
|
|
|
|
refuse_future = &now_tm; |
276
|
|
|
|
|
|
|
|
277
|
0
|
0
|
|
|
|
|
if (num > 70) { |
278
|
|
|
|
|
|
|
/* yyyy-mm-dd? */ |
279
|
0
|
0
|
|
|
|
|
if (is_date(num, num2, num3, refuse_future, now, tm)) |
280
|
0
|
|
|
|
|
|
break; |
281
|
|
|
|
|
|
|
/* yyyy-dd-mm? */ |
282
|
0
|
0
|
|
|
|
|
if (is_date(num, num3, num2, refuse_future, now, tm)) |
283
|
0
|
|
|
|
|
|
break; |
284
|
|
|
|
|
|
|
} |
285
|
|
|
|
|
|
|
/* Our eastern European friends say dd.mm.yy[yy] |
286
|
|
|
|
|
|
|
* is the norm there, so giving precedence to |
287
|
|
|
|
|
|
|
* mm/dd/yy[yy] form only when separator is not '.' |
288
|
|
|
|
|
|
|
*/ |
289
|
0
|
|
|
|
|
|
if (c != '.' && |
290
|
0
|
|
|
|
|
|
is_date(num3, num, num2, refuse_future, now, tm)) |
291
|
0
|
|
|
|
|
|
break; |
292
|
|
|
|
|
|
|
/* European dd.mm.yy[yy] or funny US dd/mm/yy[yy] */ |
293
|
0
|
0
|
|
|
|
|
if (is_date(num3, num2, num, refuse_future, now, tm)) |
294
|
0
|
|
|
|
|
|
break; |
295
|
|
|
|
|
|
|
/* Funny European mm.dd.yy */ |
296
|
0
|
|
|
|
|
|
if (c == '.' && |
297
|
0
|
|
|
|
|
|
is_date(num3, num, num2, refuse_future, now, tm)) |
298
|
0
|
|
|
|
|
|
break; |
299
|
0
|
|
|
|
|
|
return 0; |
300
|
|
|
|
|
|
|
} |
301
|
0
|
|
|
|
|
|
return end - date; |
302
|
|
|
|
|
|
|
} |
303
|
|
|
|
|
|
|
|
304
|
|
|
|
|
|
|
/* |
305
|
|
|
|
|
|
|
* Have we filled in any part of the time/date yet? |
306
|
|
|
|
|
|
|
* We just do a binary 'and' to see if the sign bit |
307
|
|
|
|
|
|
|
* is set in all the values. |
308
|
|
|
|
|
|
|
*/ |
309
|
0
|
|
|
|
|
|
static int nodate(struct tm *tm) |
310
|
|
|
|
|
|
|
{ |
311
|
0
|
|
|
|
|
|
return (tm->tm_year & |
312
|
0
|
|
|
|
|
|
tm->tm_mon & |
313
|
0
|
|
|
|
|
|
tm->tm_mday & |
314
|
0
|
|
|
|
|
|
tm->tm_hour & |
315
|
0
|
|
|
|
|
|
tm->tm_min & |
316
|
0
|
|
|
|
|
|
tm->tm_sec) < 0; |
317
|
|
|
|
|
|
|
} |
318
|
|
|
|
|
|
|
|
319
|
|
|
|
|
|
|
/* |
320
|
|
|
|
|
|
|
* We've seen a digit. Time? Year? Date? |
321
|
|
|
|
|
|
|
*/ |
322
|
0
|
|
|
|
|
|
static size_t match_digit(const char *date, struct tm *tm, int *offset, int *tm_gmt) |
323
|
|
|
|
|
|
|
{ |
324
|
|
|
|
|
|
|
size_t n; |
325
|
|
|
|
|
|
|
char *end; |
326
|
|
|
|
|
|
|
unsigned long num; |
327
|
|
|
|
|
|
|
|
328
|
0
|
|
|
|
|
|
num = strtoul(date, &end, 10); |
329
|
|
|
|
|
|
|
|
330
|
|
|
|
|
|
|
/* |
331
|
|
|
|
|
|
|
* Seconds since 1970? We trigger on that for any numbers with |
332
|
|
|
|
|
|
|
* more than 8 digits. This is because we don't want to rule out |
333
|
|
|
|
|
|
|
* numbers like 20070606 as a YYYYMMDD date. |
334
|
|
|
|
|
|
|
*/ |
335
|
0
|
0
|
|
|
|
|
if (num >= 100000000 && nodate(tm)) { |
|
|
0
|
|
|
|
|
|
336
|
0
|
|
|
|
|
|
time_t time = num; |
337
|
0
|
0
|
|
|
|
|
if (p_gmtime_r(&time, tm)) { |
338
|
0
|
|
|
|
|
|
*tm_gmt = 1; |
339
|
0
|
|
|
|
|
|
return end - date; |
340
|
|
|
|
|
|
|
} |
341
|
|
|
|
|
|
|
} |
342
|
|
|
|
|
|
|
|
343
|
|
|
|
|
|
|
/* |
344
|
|
|
|
|
|
|
* Check for special formats: num[-.:/]num[same]num |
345
|
|
|
|
|
|
|
*/ |
346
|
0
|
0
|
|
|
|
|
switch (*end) { |
347
|
|
|
|
|
|
|
case ':': |
348
|
|
|
|
|
|
|
case '.': |
349
|
|
|
|
|
|
|
case '/': |
350
|
|
|
|
|
|
|
case '-': |
351
|
0
|
0
|
|
|
|
|
if (isdigit(end[1])) { |
352
|
0
|
|
|
|
|
|
size_t match = match_multi_number(num, *end, date, end, tm); |
353
|
0
|
0
|
|
|
|
|
if (match) |
354
|
0
|
|
|
|
|
|
return match; |
355
|
|
|
|
|
|
|
} |
356
|
|
|
|
|
|
|
} |
357
|
|
|
|
|
|
|
|
358
|
|
|
|
|
|
|
/* |
359
|
|
|
|
|
|
|
* None of the special formats? Try to guess what |
360
|
|
|
|
|
|
|
* the number meant. We use the number of digits |
361
|
|
|
|
|
|
|
* to make a more educated guess.. |
362
|
|
|
|
|
|
|
*/ |
363
|
0
|
|
|
|
|
|
n = 0; |
364
|
|
|
|
|
|
|
do { |
365
|
0
|
|
|
|
|
|
n++; |
366
|
0
|
0
|
|
|
|
|
} while (isdigit(date[n])); |
367
|
|
|
|
|
|
|
|
368
|
|
|
|
|
|
|
/* Four-digit year or a timezone? */ |
369
|
0
|
0
|
|
|
|
|
if (n == 4) { |
370
|
0
|
0
|
|
|
|
|
if (num <= 1400 && *offset == -1) { |
|
|
0
|
|
|
|
|
|
371
|
0
|
|
|
|
|
|
unsigned int minutes = num % 100; |
372
|
0
|
|
|
|
|
|
unsigned int hours = num / 100; |
373
|
0
|
|
|
|
|
|
*offset = hours*60 + minutes; |
374
|
0
|
0
|
|
|
|
|
} else if (num > 1900 && num < 2100) |
|
|
0
|
|
|
|
|
|
375
|
0
|
|
|
|
|
|
tm->tm_year = num - 1900; |
376
|
0
|
|
|
|
|
|
return n; |
377
|
|
|
|
|
|
|
} |
378
|
|
|
|
|
|
|
|
379
|
|
|
|
|
|
|
/* |
380
|
|
|
|
|
|
|
* Ignore lots of numerals. We took care of 4-digit years above. |
381
|
|
|
|
|
|
|
* Days or months must be one or two digits. |
382
|
|
|
|
|
|
|
*/ |
383
|
0
|
0
|
|
|
|
|
if (n > 2) |
384
|
0
|
|
|
|
|
|
return n; |
385
|
|
|
|
|
|
|
|
386
|
|
|
|
|
|
|
/* |
387
|
|
|
|
|
|
|
* NOTE! We will give precedence to day-of-month over month or |
388
|
|
|
|
|
|
|
* year numbers in the 1-12 range. So 05 is always "mday 5", |
389
|
|
|
|
|
|
|
* unless we already have a mday.. |
390
|
|
|
|
|
|
|
* |
391
|
|
|
|
|
|
|
* IOW, 01 Apr 05 parses as "April 1st, 2005". |
392
|
|
|
|
|
|
|
*/ |
393
|
0
|
0
|
|
|
|
|
if (num > 0 && num < 32 && tm->tm_mday < 0) { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
394
|
0
|
|
|
|
|
|
tm->tm_mday = num; |
395
|
0
|
|
|
|
|
|
return n; |
396
|
|
|
|
|
|
|
} |
397
|
|
|
|
|
|
|
|
398
|
|
|
|
|
|
|
/* Two-digit year? */ |
399
|
0
|
0
|
|
|
|
|
if (n == 2 && tm->tm_year < 0) { |
|
|
0
|
|
|
|
|
|
400
|
0
|
0
|
|
|
|
|
if (num < 10 && tm->tm_mday >= 0) { |
|
|
0
|
|
|
|
|
|
401
|
0
|
|
|
|
|
|
tm->tm_year = num + 100; |
402
|
0
|
|
|
|
|
|
return n; |
403
|
|
|
|
|
|
|
} |
404
|
0
|
0
|
|
|
|
|
if (num >= 70) { |
405
|
0
|
|
|
|
|
|
tm->tm_year = num; |
406
|
0
|
|
|
|
|
|
return n; |
407
|
|
|
|
|
|
|
} |
408
|
|
|
|
|
|
|
} |
409
|
|
|
|
|
|
|
|
410
|
0
|
0
|
|
|
|
|
if (num > 0 && num < 13 && tm->tm_mon < 0) |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
411
|
0
|
|
|
|
|
|
tm->tm_mon = num-1; |
412
|
|
|
|
|
|
|
|
413
|
0
|
|
|
|
|
|
return n; |
414
|
|
|
|
|
|
|
} |
415
|
|
|
|
|
|
|
|
416
|
0
|
|
|
|
|
|
static size_t match_tz(const char *date, int *offp) |
417
|
|
|
|
|
|
|
{ |
418
|
|
|
|
|
|
|
char *end; |
419
|
0
|
|
|
|
|
|
int hour = strtoul(date + 1, &end, 10); |
420
|
0
|
|
|
|
|
|
size_t n = end - (date + 1); |
421
|
0
|
|
|
|
|
|
int min = 0; |
422
|
|
|
|
|
|
|
|
423
|
0
|
0
|
|
|
|
|
if (n == 4) { |
424
|
|
|
|
|
|
|
/* hhmm */ |
425
|
0
|
|
|
|
|
|
min = hour % 100; |
426
|
0
|
|
|
|
|
|
hour = hour / 100; |
427
|
0
|
0
|
|
|
|
|
} else if (n != 2) { |
428
|
0
|
|
|
|
|
|
min = 99; /* random stuff */ |
429
|
0
|
0
|
|
|
|
|
} else if (*end == ':') { |
430
|
|
|
|
|
|
|
/* hh:mm? */ |
431
|
0
|
|
|
|
|
|
min = strtoul(end + 1, &end, 10); |
432
|
0
|
0
|
|
|
|
|
if (end - (date + 1) != 5) |
433
|
0
|
|
|
|
|
|
min = 99; /* random stuff */ |
434
|
|
|
|
|
|
|
} /* otherwise we parsed "hh" */ |
435
|
|
|
|
|
|
|
|
436
|
|
|
|
|
|
|
/* |
437
|
|
|
|
|
|
|
* Don't accept any random stuff. Even though some places have |
438
|
|
|
|
|
|
|
* offset larger than 12 hours (e.g. Pacific/Kiritimati is at |
439
|
|
|
|
|
|
|
* UTC+14), there is something wrong if hour part is much |
440
|
|
|
|
|
|
|
* larger than that. We might also want to check that the |
441
|
|
|
|
|
|
|
* minutes are divisible by 15 or something too. (Offset of |
442
|
|
|
|
|
|
|
* Kathmandu, Nepal is UTC+5:45) |
443
|
|
|
|
|
|
|
*/ |
444
|
0
|
0
|
|
|
|
|
if (min < 60 && hour < 24) { |
|
|
0
|
|
|
|
|
|
445
|
0
|
|
|
|
|
|
int offset = hour * 60 + min; |
446
|
0
|
0
|
|
|
|
|
if (*date == '-') |
447
|
0
|
|
|
|
|
|
offset = -offset; |
448
|
0
|
|
|
|
|
|
*offp = offset; |
449
|
|
|
|
|
|
|
} |
450
|
0
|
|
|
|
|
|
return end - date; |
451
|
|
|
|
|
|
|
} |
452
|
|
|
|
|
|
|
|
453
|
|
|
|
|
|
|
/* |
454
|
|
|
|
|
|
|
* Parse a string like "0 +0000" as ancient timestamp near epoch, but |
455
|
|
|
|
|
|
|
* only when it appears not as part of any other string. |
456
|
|
|
|
|
|
|
*/ |
457
|
0
|
|
|
|
|
|
static int match_object_header_date(const char *date, git_time_t *timestamp, int *offset) |
458
|
|
|
|
|
|
|
{ |
459
|
|
|
|
|
|
|
char *end; |
460
|
|
|
|
|
|
|
unsigned long stamp; |
461
|
|
|
|
|
|
|
int ofs; |
462
|
|
|
|
|
|
|
|
463
|
0
|
0
|
|
|
|
|
if (*date < '0' || '9' <= *date) |
|
|
0
|
|
|
|
|
|
464
|
0
|
|
|
|
|
|
return -1; |
465
|
0
|
|
|
|
|
|
stamp = strtoul(date, &end, 10); |
466
|
0
|
0
|
|
|
|
|
if (*end != ' ' || stamp == ULONG_MAX || (end[1] != '+' && end[1] != '-')) |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
467
|
0
|
|
|
|
|
|
return -1; |
468
|
0
|
|
|
|
|
|
date = end + 2; |
469
|
0
|
|
|
|
|
|
ofs = strtol(date, &end, 10); |
470
|
0
|
0
|
|
|
|
|
if ((*end != '\0' && (*end != '\n')) || end != date + 4) |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
471
|
0
|
|
|
|
|
|
return -1; |
472
|
0
|
|
|
|
|
|
ofs = (ofs / 100) * 60 + (ofs % 100); |
473
|
0
|
0
|
|
|
|
|
if (date[-1] == '-') |
474
|
0
|
|
|
|
|
|
ofs = -ofs; |
475
|
0
|
|
|
|
|
|
*timestamp = stamp; |
476
|
0
|
|
|
|
|
|
*offset = ofs; |
477
|
0
|
|
|
|
|
|
return 0; |
478
|
|
|
|
|
|
|
} |
479
|
|
|
|
|
|
|
|
480
|
|
|
|
|
|
|
/* Gr. strptime is crap for this; it doesn't have a way to require RFC2822 |
481
|
|
|
|
|
|
|
(i.e. English) day/month names, and it doesn't work correctly with %z. */ |
482
|
0
|
|
|
|
|
|
static int parse_date_basic(const char *date, git_time_t *timestamp, int *offset) |
483
|
|
|
|
|
|
|
{ |
484
|
|
|
|
|
|
|
struct tm tm; |
485
|
|
|
|
|
|
|
int tm_gmt; |
486
|
|
|
|
|
|
|
git_time_t dummy_timestamp; |
487
|
|
|
|
|
|
|
int dummy_offset; |
488
|
|
|
|
|
|
|
|
489
|
0
|
0
|
|
|
|
|
if (!timestamp) |
490
|
0
|
|
|
|
|
|
timestamp = &dummy_timestamp; |
491
|
0
|
0
|
|
|
|
|
if (!offset) |
492
|
0
|
|
|
|
|
|
offset = &dummy_offset; |
493
|
|
|
|
|
|
|
|
494
|
0
|
|
|
|
|
|
memset(&tm, 0, sizeof(tm)); |
495
|
0
|
|
|
|
|
|
tm.tm_year = -1; |
496
|
0
|
|
|
|
|
|
tm.tm_mon = -1; |
497
|
0
|
|
|
|
|
|
tm.tm_mday = -1; |
498
|
0
|
|
|
|
|
|
tm.tm_isdst = -1; |
499
|
0
|
|
|
|
|
|
tm.tm_hour = -1; |
500
|
0
|
|
|
|
|
|
tm.tm_min = -1; |
501
|
0
|
|
|
|
|
|
tm.tm_sec = -1; |
502
|
0
|
|
|
|
|
|
*offset = -1; |
503
|
0
|
|
|
|
|
|
tm_gmt = 0; |
504
|
|
|
|
|
|
|
|
505
|
0
|
|
|
|
|
|
if (*date == '@' && |
506
|
0
|
|
|
|
|
|
!match_object_header_date(date + 1, timestamp, offset)) |
507
|
0
|
|
|
|
|
|
return 0; /* success */ |
508
|
|
|
|
|
|
|
for (;;) { |
509
|
0
|
|
|
|
|
|
size_t match = 0; |
510
|
0
|
|
|
|
|
|
unsigned char c = *date; |
511
|
|
|
|
|
|
|
|
512
|
|
|
|
|
|
|
/* Stop at end of string or newline */ |
513
|
0
|
0
|
|
|
|
|
if (!c || c == '\n') |
|
|
0
|
|
|
|
|
|
514
|
|
|
|
|
|
|
break; |
515
|
|
|
|
|
|
|
|
516
|
0
|
0
|
|
|
|
|
if (isalpha(c)) |
517
|
0
|
|
|
|
|
|
match = match_alpha(date, &tm, offset); |
518
|
0
|
0
|
|
|
|
|
else if (isdigit(c)) |
519
|
0
|
|
|
|
|
|
match = match_digit(date, &tm, offset, &tm_gmt); |
520
|
0
|
0
|
|
|
|
|
else if ((c == '-' || c == '+') && isdigit(date[1])) |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
521
|
0
|
|
|
|
|
|
match = match_tz(date, offset); |
522
|
|
|
|
|
|
|
|
523
|
0
|
0
|
|
|
|
|
if (!match) { |
524
|
|
|
|
|
|
|
/* BAD */ |
525
|
0
|
|
|
|
|
|
match = 1; |
526
|
|
|
|
|
|
|
} |
527
|
|
|
|
|
|
|
|
528
|
0
|
|
|
|
|
|
date += match; |
529
|
0
|
|
|
|
|
|
} |
530
|
|
|
|
|
|
|
|
531
|
|
|
|
|
|
|
/* mktime uses local timezone */ |
532
|
0
|
|
|
|
|
|
*timestamp = tm_to_time_t(&tm); |
533
|
0
|
0
|
|
|
|
|
if (*offset == -1) |
534
|
0
|
|
|
|
|
|
*offset = (int)((time_t)*timestamp - mktime(&tm)) / 60; |
535
|
|
|
|
|
|
|
|
536
|
0
|
0
|
|
|
|
|
if (*timestamp == (git_time_t)-1) |
537
|
0
|
|
|
|
|
|
return -1; |
538
|
|
|
|
|
|
|
|
539
|
0
|
0
|
|
|
|
|
if (!tm_gmt) |
540
|
0
|
|
|
|
|
|
*timestamp -= *offset * 60; |
541
|
0
|
|
|
|
|
|
return 0; /* success */ |
542
|
|
|
|
|
|
|
} |
543
|
|
|
|
|
|
|
|
544
|
|
|
|
|
|
|
|
545
|
|
|
|
|
|
|
/* |
546
|
|
|
|
|
|
|
* Relative time update (eg "2 days ago"). If we haven't set the time |
547
|
|
|
|
|
|
|
* yet, we need to set it from current time. |
548
|
|
|
|
|
|
|
*/ |
549
|
0
|
|
|
|
|
|
static git_time_t update_tm(struct tm *tm, struct tm *now, unsigned long sec) |
550
|
|
|
|
|
|
|
{ |
551
|
|
|
|
|
|
|
time_t n; |
552
|
|
|
|
|
|
|
|
553
|
0
|
0
|
|
|
|
|
if (tm->tm_mday < 0) |
554
|
0
|
|
|
|
|
|
tm->tm_mday = now->tm_mday; |
555
|
0
|
0
|
|
|
|
|
if (tm->tm_mon < 0) |
556
|
0
|
|
|
|
|
|
tm->tm_mon = now->tm_mon; |
557
|
0
|
0
|
|
|
|
|
if (tm->tm_year < 0) { |
558
|
0
|
|
|
|
|
|
tm->tm_year = now->tm_year; |
559
|
0
|
0
|
|
|
|
|
if (tm->tm_mon > now->tm_mon) |
560
|
0
|
|
|
|
|
|
tm->tm_year--; |
561
|
|
|
|
|
|
|
} |
562
|
|
|
|
|
|
|
|
563
|
0
|
|
|
|
|
|
n = mktime(tm) - sec; |
564
|
0
|
|
|
|
|
|
p_localtime_r(&n, tm); |
565
|
0
|
|
|
|
|
|
return n; |
566
|
|
|
|
|
|
|
} |
567
|
|
|
|
|
|
|
|
568
|
0
|
|
|
|
|
|
static void date_now(struct tm *tm, struct tm *now, int *num) |
569
|
|
|
|
|
|
|
{ |
570
|
|
|
|
|
|
|
GIT_UNUSED(num); |
571
|
0
|
|
|
|
|
|
update_tm(tm, now, 0); |
572
|
0
|
|
|
|
|
|
} |
573
|
|
|
|
|
|
|
|
574
|
0
|
|
|
|
|
|
static void date_yesterday(struct tm *tm, struct tm *now, int *num) |
575
|
|
|
|
|
|
|
{ |
576
|
|
|
|
|
|
|
GIT_UNUSED(num); |
577
|
0
|
|
|
|
|
|
update_tm(tm, now, 24*60*60); |
578
|
0
|
|
|
|
|
|
} |
579
|
|
|
|
|
|
|
|
580
|
0
|
|
|
|
|
|
static void date_time(struct tm *tm, struct tm *now, int hour) |
581
|
|
|
|
|
|
|
{ |
582
|
0
|
0
|
|
|
|
|
if (tm->tm_hour < hour) |
583
|
0
|
|
|
|
|
|
date_yesterday(tm, now, NULL); |
584
|
0
|
|
|
|
|
|
tm->tm_hour = hour; |
585
|
0
|
|
|
|
|
|
tm->tm_min = 0; |
586
|
0
|
|
|
|
|
|
tm->tm_sec = 0; |
587
|
0
|
|
|
|
|
|
} |
588
|
|
|
|
|
|
|
|
589
|
0
|
|
|
|
|
|
static void date_midnight(struct tm *tm, struct tm *now, int *num) |
590
|
|
|
|
|
|
|
{ |
591
|
|
|
|
|
|
|
GIT_UNUSED(num); |
592
|
0
|
|
|
|
|
|
date_time(tm, now, 0); |
593
|
0
|
|
|
|
|
|
} |
594
|
|
|
|
|
|
|
|
595
|
0
|
|
|
|
|
|
static void date_noon(struct tm *tm, struct tm *now, int *num) |
596
|
|
|
|
|
|
|
{ |
597
|
|
|
|
|
|
|
GIT_UNUSED(num); |
598
|
0
|
|
|
|
|
|
date_time(tm, now, 12); |
599
|
0
|
|
|
|
|
|
} |
600
|
|
|
|
|
|
|
|
601
|
0
|
|
|
|
|
|
static void date_tea(struct tm *tm, struct tm *now, int *num) |
602
|
|
|
|
|
|
|
{ |
603
|
|
|
|
|
|
|
GIT_UNUSED(num); |
604
|
0
|
|
|
|
|
|
date_time(tm, now, 17); |
605
|
0
|
|
|
|
|
|
} |
606
|
|
|
|
|
|
|
|
607
|
0
|
|
|
|
|
|
static void date_pm(struct tm *tm, struct tm *now, int *num) |
608
|
|
|
|
|
|
|
{ |
609
|
0
|
|
|
|
|
|
int hour, n = *num; |
610
|
0
|
|
|
|
|
|
*num = 0; |
611
|
|
|
|
|
|
|
GIT_UNUSED(now); |
612
|
|
|
|
|
|
|
|
613
|
0
|
|
|
|
|
|
hour = tm->tm_hour; |
614
|
0
|
0
|
|
|
|
|
if (n) { |
615
|
0
|
|
|
|
|
|
hour = n; |
616
|
0
|
|
|
|
|
|
tm->tm_min = 0; |
617
|
0
|
|
|
|
|
|
tm->tm_sec = 0; |
618
|
|
|
|
|
|
|
} |
619
|
0
|
|
|
|
|
|
tm->tm_hour = (hour % 12) + 12; |
620
|
0
|
|
|
|
|
|
} |
621
|
|
|
|
|
|
|
|
622
|
0
|
|
|
|
|
|
static void date_am(struct tm *tm, struct tm *now, int *num) |
623
|
|
|
|
|
|
|
{ |
624
|
0
|
|
|
|
|
|
int hour, n = *num; |
625
|
0
|
|
|
|
|
|
*num = 0; |
626
|
|
|
|
|
|
|
GIT_UNUSED(now); |
627
|
|
|
|
|
|
|
|
628
|
0
|
|
|
|
|
|
hour = tm->tm_hour; |
629
|
0
|
0
|
|
|
|
|
if (n) { |
630
|
0
|
|
|
|
|
|
hour = n; |
631
|
0
|
|
|
|
|
|
tm->tm_min = 0; |
632
|
0
|
|
|
|
|
|
tm->tm_sec = 0; |
633
|
|
|
|
|
|
|
} |
634
|
0
|
|
|
|
|
|
tm->tm_hour = (hour % 12); |
635
|
0
|
|
|
|
|
|
} |
636
|
|
|
|
|
|
|
|
637
|
0
|
|
|
|
|
|
static void date_never(struct tm *tm, struct tm *now, int *num) |
638
|
|
|
|
|
|
|
{ |
639
|
0
|
|
|
|
|
|
time_t n = 0; |
640
|
|
|
|
|
|
|
GIT_UNUSED(now); |
641
|
|
|
|
|
|
|
GIT_UNUSED(num); |
642
|
0
|
|
|
|
|
|
p_localtime_r(&n, tm); |
643
|
0
|
|
|
|
|
|
} |
644
|
|
|
|
|
|
|
|
645
|
|
|
|
|
|
|
static const struct special { |
646
|
|
|
|
|
|
|
const char *name; |
647
|
|
|
|
|
|
|
void (*fn)(struct tm *, struct tm *, int *); |
648
|
|
|
|
|
|
|
} special[] = { |
649
|
|
|
|
|
|
|
{ "yesterday", date_yesterday }, |
650
|
|
|
|
|
|
|
{ "noon", date_noon }, |
651
|
|
|
|
|
|
|
{ "midnight", date_midnight }, |
652
|
|
|
|
|
|
|
{ "tea", date_tea }, |
653
|
|
|
|
|
|
|
{ "PM", date_pm }, |
654
|
|
|
|
|
|
|
{ "AM", date_am }, |
655
|
|
|
|
|
|
|
{ "never", date_never }, |
656
|
|
|
|
|
|
|
{ "now", date_now }, |
657
|
|
|
|
|
|
|
{ NULL } |
658
|
|
|
|
|
|
|
}; |
659
|
|
|
|
|
|
|
|
660
|
|
|
|
|
|
|
static const char *number_name[] = { |
661
|
|
|
|
|
|
|
"zero", "one", "two", "three", "four", |
662
|
|
|
|
|
|
|
"five", "six", "seven", "eight", "nine", "ten", |
663
|
|
|
|
|
|
|
}; |
664
|
|
|
|
|
|
|
|
665
|
|
|
|
|
|
|
static const struct typelen { |
666
|
|
|
|
|
|
|
const char *type; |
667
|
|
|
|
|
|
|
int length; |
668
|
|
|
|
|
|
|
} typelen[] = { |
669
|
|
|
|
|
|
|
{ "seconds", 1 }, |
670
|
|
|
|
|
|
|
{ "minutes", 60 }, |
671
|
|
|
|
|
|
|
{ "hours", 60*60 }, |
672
|
|
|
|
|
|
|
{ "days", 24*60*60 }, |
673
|
|
|
|
|
|
|
{ "weeks", 7*24*60*60 }, |
674
|
|
|
|
|
|
|
{ NULL } |
675
|
|
|
|
|
|
|
}; |
676
|
|
|
|
|
|
|
|
677
|
0
|
|
|
|
|
|
static const char *approxidate_alpha(const char *date, struct tm *tm, struct tm *now, int *num, int *touched) |
678
|
|
|
|
|
|
|
{ |
679
|
|
|
|
|
|
|
const struct typelen *tl; |
680
|
|
|
|
|
|
|
const struct special *s; |
681
|
0
|
|
|
|
|
|
const char *end = date; |
682
|
|
|
|
|
|
|
int i; |
683
|
|
|
|
|
|
|
|
684
|
0
|
0
|
|
|
|
|
while (isalpha(*++end)) |
685
|
|
|
|
|
|
|
/* scan to non-alpha */; |
686
|
|
|
|
|
|
|
|
687
|
0
|
0
|
|
|
|
|
for (i = 0; i < 12; i++) { |
688
|
0
|
|
|
|
|
|
size_t match = match_string(date, month_names[i]); |
689
|
0
|
0
|
|
|
|
|
if (match >= 3) { |
690
|
0
|
|
|
|
|
|
tm->tm_mon = i; |
691
|
0
|
|
|
|
|
|
*touched = 1; |
692
|
0
|
|
|
|
|
|
return end; |
693
|
|
|
|
|
|
|
} |
694
|
|
|
|
|
|
|
} |
695
|
|
|
|
|
|
|
|
696
|
0
|
0
|
|
|
|
|
for (s = special; s->name; s++) { |
697
|
0
|
|
|
|
|
|
size_t len = strlen(s->name); |
698
|
0
|
0
|
|
|
|
|
if (match_string(date, s->name) == len) { |
699
|
0
|
|
|
|
|
|
s->fn(tm, now, num); |
700
|
0
|
|
|
|
|
|
*touched = 1; |
701
|
0
|
|
|
|
|
|
return end; |
702
|
|
|
|
|
|
|
} |
703
|
|
|
|
|
|
|
} |
704
|
|
|
|
|
|
|
|
705
|
0
|
0
|
|
|
|
|
if (!*num) { |
706
|
0
|
0
|
|
|
|
|
for (i = 1; i < 11; i++) { |
707
|
0
|
|
|
|
|
|
size_t len = strlen(number_name[i]); |
708
|
0
|
0
|
|
|
|
|
if (match_string(date, number_name[i]) == len) { |
709
|
0
|
|
|
|
|
|
*num = i; |
710
|
0
|
|
|
|
|
|
*touched = 1; |
711
|
0
|
|
|
|
|
|
return end; |
712
|
|
|
|
|
|
|
} |
713
|
|
|
|
|
|
|
} |
714
|
0
|
0
|
|
|
|
|
if (match_string(date, "last") == 4) { |
715
|
0
|
|
|
|
|
|
*num = 1; |
716
|
0
|
|
|
|
|
|
*touched = 1; |
717
|
|
|
|
|
|
|
} |
718
|
0
|
|
|
|
|
|
return end; |
719
|
|
|
|
|
|
|
} |
720
|
|
|
|
|
|
|
|
721
|
0
|
|
|
|
|
|
tl = typelen; |
722
|
0
|
0
|
|
|
|
|
while (tl->type) { |
723
|
0
|
|
|
|
|
|
size_t len = strlen(tl->type); |
724
|
0
|
0
|
|
|
|
|
if (match_string(date, tl->type) >= len-1) { |
725
|
0
|
|
|
|
|
|
update_tm(tm, now, tl->length * *num); |
726
|
0
|
|
|
|
|
|
*num = 0; |
727
|
0
|
|
|
|
|
|
*touched = 1; |
728
|
0
|
|
|
|
|
|
return end; |
729
|
|
|
|
|
|
|
} |
730
|
0
|
|
|
|
|
|
tl++; |
731
|
|
|
|
|
|
|
} |
732
|
|
|
|
|
|
|
|
733
|
0
|
0
|
|
|
|
|
for (i = 0; i < 7; i++) { |
734
|
0
|
|
|
|
|
|
size_t match = match_string(date, weekday_names[i]); |
735
|
0
|
0
|
|
|
|
|
if (match >= 3) { |
736
|
0
|
|
|
|
|
|
int diff, n = *num -1; |
737
|
0
|
|
|
|
|
|
*num = 0; |
738
|
|
|
|
|
|
|
|
739
|
0
|
|
|
|
|
|
diff = tm->tm_wday - i; |
740
|
0
|
0
|
|
|
|
|
if (diff <= 0) |
741
|
0
|
|
|
|
|
|
n++; |
742
|
0
|
|
|
|
|
|
diff += 7*n; |
743
|
|
|
|
|
|
|
|
744
|
0
|
|
|
|
|
|
update_tm(tm, now, diff * 24 * 60 * 60); |
745
|
0
|
|
|
|
|
|
*touched = 1; |
746
|
0
|
|
|
|
|
|
return end; |
747
|
|
|
|
|
|
|
} |
748
|
|
|
|
|
|
|
} |
749
|
|
|
|
|
|
|
|
750
|
0
|
0
|
|
|
|
|
if (match_string(date, "months") >= 5) { |
751
|
|
|
|
|
|
|
int n; |
752
|
0
|
|
|
|
|
|
update_tm(tm, now, 0); /* fill in date fields if needed */ |
753
|
0
|
|
|
|
|
|
n = tm->tm_mon - *num; |
754
|
0
|
|
|
|
|
|
*num = 0; |
755
|
0
|
0
|
|
|
|
|
while (n < 0) { |
756
|
0
|
|
|
|
|
|
n += 12; |
757
|
0
|
|
|
|
|
|
tm->tm_year--; |
758
|
|
|
|
|
|
|
} |
759
|
0
|
|
|
|
|
|
tm->tm_mon = n; |
760
|
0
|
|
|
|
|
|
*touched = 1; |
761
|
0
|
|
|
|
|
|
return end; |
762
|
|
|
|
|
|
|
} |
763
|
|
|
|
|
|
|
|
764
|
0
|
0
|
|
|
|
|
if (match_string(date, "years") >= 4) { |
765
|
0
|
|
|
|
|
|
update_tm(tm, now, 0); /* fill in date fields if needed */ |
766
|
0
|
|
|
|
|
|
tm->tm_year -= *num; |
767
|
0
|
|
|
|
|
|
*num = 0; |
768
|
0
|
|
|
|
|
|
*touched = 1; |
769
|
0
|
|
|
|
|
|
return end; |
770
|
|
|
|
|
|
|
} |
771
|
|
|
|
|
|
|
|
772
|
0
|
|
|
|
|
|
return end; |
773
|
|
|
|
|
|
|
} |
774
|
|
|
|
|
|
|
|
775
|
0
|
|
|
|
|
|
static const char *approxidate_digit(const char *date, struct tm *tm, int *num) |
776
|
|
|
|
|
|
|
{ |
777
|
|
|
|
|
|
|
char *end; |
778
|
0
|
|
|
|
|
|
unsigned long number = strtoul(date, &end, 10); |
779
|
|
|
|
|
|
|
|
780
|
0
|
0
|
|
|
|
|
switch (*end) { |
781
|
|
|
|
|
|
|
case ':': |
782
|
|
|
|
|
|
|
case '.': |
783
|
|
|
|
|
|
|
case '/': |
784
|
|
|
|
|
|
|
case '-': |
785
|
0
|
0
|
|
|
|
|
if (isdigit(end[1])) { |
786
|
0
|
|
|
|
|
|
size_t match = match_multi_number(number, *end, date, end, tm); |
787
|
0
|
0
|
|
|
|
|
if (match) |
788
|
0
|
|
|
|
|
|
return date + match; |
789
|
|
|
|
|
|
|
} |
790
|
|
|
|
|
|
|
} |
791
|
|
|
|
|
|
|
|
792
|
|
|
|
|
|
|
/* Accept zero-padding only for small numbers ("Dec 02", never "Dec 0002") */ |
793
|
0
|
0
|
|
|
|
|
if (date[0] != '0' || end - date <= 2) |
|
|
0
|
|
|
|
|
|
794
|
0
|
|
|
|
|
|
*num = number; |
795
|
0
|
|
|
|
|
|
return end; |
796
|
|
|
|
|
|
|
} |
797
|
|
|
|
|
|
|
|
798
|
|
|
|
|
|
|
/* |
799
|
|
|
|
|
|
|
* Do we have a pending number at the end, or when |
800
|
|
|
|
|
|
|
* we see a new one? Let's assume it's a month day, |
801
|
|
|
|
|
|
|
* as in "Dec 6, 1992" |
802
|
|
|
|
|
|
|
*/ |
803
|
0
|
|
|
|
|
|
static void pending_number(struct tm *tm, int *num) |
804
|
|
|
|
|
|
|
{ |
805
|
0
|
|
|
|
|
|
int number = *num; |
806
|
|
|
|
|
|
|
|
807
|
0
|
0
|
|
|
|
|
if (number) { |
808
|
0
|
|
|
|
|
|
*num = 0; |
809
|
0
|
0
|
|
|
|
|
if (tm->tm_mday < 0 && number < 32) |
|
|
0
|
|
|
|
|
|
810
|
0
|
|
|
|
|
|
tm->tm_mday = number; |
811
|
0
|
0
|
|
|
|
|
else if (tm->tm_mon < 0 && number < 13) |
|
|
0
|
|
|
|
|
|
812
|
0
|
|
|
|
|
|
tm->tm_mon = number-1; |
813
|
0
|
0
|
|
|
|
|
else if (tm->tm_year < 0) { |
814
|
0
|
0
|
|
|
|
|
if (number > 1969 && number < 2100) |
|
|
0
|
|
|
|
|
|
815
|
0
|
|
|
|
|
|
tm->tm_year = number - 1900; |
816
|
0
|
0
|
|
|
|
|
else if (number > 69 && number < 100) |
|
|
0
|
|
|
|
|
|
817
|
0
|
|
|
|
|
|
tm->tm_year = number; |
818
|
0
|
0
|
|
|
|
|
else if (number < 38) |
819
|
0
|
|
|
|
|
|
tm->tm_year = 100 + number; |
820
|
|
|
|
|
|
|
/* We mess up for number = 00 ? */ |
821
|
|
|
|
|
|
|
} |
822
|
|
|
|
|
|
|
} |
823
|
0
|
|
|
|
|
|
} |
824
|
|
|
|
|
|
|
|
825
|
0
|
|
|
|
|
|
static git_time_t approxidate_str(const char *date, |
826
|
|
|
|
|
|
|
time_t time_sec, |
827
|
|
|
|
|
|
|
int *error_ret) |
828
|
|
|
|
|
|
|
{ |
829
|
0
|
|
|
|
|
|
int number = 0; |
830
|
0
|
|
|
|
|
|
int touched = 0; |
831
|
0
|
|
|
|
|
|
struct tm tm = {0}, now; |
832
|
|
|
|
|
|
|
|
833
|
0
|
|
|
|
|
|
p_localtime_r(&time_sec, &tm); |
834
|
0
|
|
|
|
|
|
now = tm; |
835
|
|
|
|
|
|
|
|
836
|
0
|
|
|
|
|
|
tm.tm_year = -1; |
837
|
0
|
|
|
|
|
|
tm.tm_mon = -1; |
838
|
0
|
|
|
|
|
|
tm.tm_mday = -1; |
839
|
|
|
|
|
|
|
|
840
|
|
|
|
|
|
|
for (;;) { |
841
|
0
|
|
|
|
|
|
unsigned char c = *date; |
842
|
0
|
0
|
|
|
|
|
if (!c) |
843
|
0
|
|
|
|
|
|
break; |
844
|
0
|
|
|
|
|
|
date++; |
845
|
0
|
0
|
|
|
|
|
if (isdigit(c)) { |
846
|
0
|
|
|
|
|
|
pending_number(&tm, &number); |
847
|
0
|
|
|
|
|
|
date = approxidate_digit(date-1, &tm, &number); |
848
|
0
|
|
|
|
|
|
touched = 1; |
849
|
0
|
|
|
|
|
|
continue; |
850
|
|
|
|
|
|
|
} |
851
|
0
|
0
|
|
|
|
|
if (isalpha(c)) |
852
|
0
|
|
|
|
|
|
date = approxidate_alpha(date-1, &tm, &now, &number, &touched); |
853
|
0
|
|
|
|
|
|
} |
854
|
0
|
|
|
|
|
|
pending_number(&tm, &number); |
855
|
0
|
0
|
|
|
|
|
if (!touched) |
856
|
0
|
|
|
|
|
|
*error_ret = 1; |
857
|
0
|
|
|
|
|
|
return update_tm(&tm, &now, 0); |
858
|
|
|
|
|
|
|
} |
859
|
|
|
|
|
|
|
|
860
|
0
|
|
|
|
|
|
int git__date_parse(git_time_t *out, const char *date) |
861
|
|
|
|
|
|
|
{ |
862
|
|
|
|
|
|
|
time_t time_sec; |
863
|
|
|
|
|
|
|
git_time_t timestamp; |
864
|
0
|
|
|
|
|
|
int offset, error_ret=0; |
865
|
|
|
|
|
|
|
|
866
|
0
|
0
|
|
|
|
|
if (!parse_date_basic(date, ×tamp, &offset)) { |
867
|
0
|
|
|
|
|
|
*out = timestamp; |
868
|
0
|
|
|
|
|
|
return 0; |
869
|
|
|
|
|
|
|
} |
870
|
|
|
|
|
|
|
|
871
|
0
|
0
|
|
|
|
|
if (time(&time_sec) == -1) |
872
|
0
|
|
|
|
|
|
return -1; |
873
|
|
|
|
|
|
|
|
874
|
0
|
|
|
|
|
|
*out = approxidate_str(date, time_sec, &error_ret); |
875
|
0
|
|
|
|
|
|
return error_ret; |
876
|
|
|
|
|
|
|
} |
877
|
|
|
|
|
|
|
|
878
|
3
|
|
|
|
|
|
int git__date_rfc2822_fmt(char *out, size_t len, const git_time *date) |
879
|
|
|
|
|
|
|
{ |
880
|
|
|
|
|
|
|
int written; |
881
|
|
|
|
|
|
|
struct tm gmt; |
882
|
|
|
|
|
|
|
time_t t; |
883
|
|
|
|
|
|
|
|
884
|
3
|
50
|
|
|
|
|
assert(out && date); |
|
|
50
|
|
|
|
|
|
885
|
|
|
|
|
|
|
|
886
|
3
|
|
|
|
|
|
t = (time_t) (date->time + date->offset * 60); |
887
|
|
|
|
|
|
|
|
888
|
3
|
50
|
|
|
|
|
if (p_gmtime_r (&t, &gmt) == NULL) |
889
|
0
|
|
|
|
|
|
return -1; |
890
|
|
|
|
|
|
|
|
891
|
15
|
|
|
|
|
|
written = p_snprintf(out, len, "%.3s, %u %.3s %.4u %02u:%02u:%02u %+03d%02d", |
892
|
3
|
|
|
|
|
|
weekday_names[gmt.tm_wday], |
893
|
|
|
|
|
|
|
gmt.tm_mday, |
894
|
3
|
|
|
|
|
|
month_names[gmt.tm_mon], |
895
|
3
|
|
|
|
|
|
gmt.tm_year + 1900, |
896
|
|
|
|
|
|
|
gmt.tm_hour, gmt.tm_min, gmt.tm_sec, |
897
|
6
|
|
|
|
|
|
date->offset / 60, date->offset % 60); |
898
|
|
|
|
|
|
|
|
899
|
3
|
50
|
|
|
|
|
if (written < 0 || (written > (int) len - 1)) |
|
|
50
|
|
|
|
|
|
900
|
0
|
|
|
|
|
|
return -1; |
901
|
|
|
|
|
|
|
|
902
|
3
|
|
|
|
|
|
return 0; |
903
|
|
|
|
|
|
|
} |
904
|
|
|
|
|
|
|
|