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-rw-r--r--src/date.c905
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diff --git a/src/date.c b/src/date.c
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--- a/src/date.c
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@@ -1,905 +0,0 @@
-/*
- * GIT - The information manager from hell
- *
- * Copyright (C) Linus Torvalds, 2005
- */
-
-#include "common.h"
-
-#ifndef GIT_WIN32
-#include <sys/time.h>
-#endif
-
-#include "util.h"
-#include "cache.h"
-#include "posix.h"
-
-#include <ctype.h>
-#include <time.h>
-
-typedef enum {
- DATE_NORMAL = 0,
- DATE_RELATIVE,
- DATE_SHORT,
- DATE_LOCAL,
- DATE_ISO8601,
- DATE_RFC2822,
- DATE_RAW
-} date_mode;
-
-/*
- * This is like mktime, but without normalization of tm_wday and tm_yday.
- */
-static git_time_t tm_to_time_t(const struct tm *tm)
-{
- static const int mdays[] = {
- 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
- };
- int year = tm->tm_year - 70;
- int month = tm->tm_mon;
- int day = tm->tm_mday;
-
- if (year < 0 || year > 129) /* algo only works for 1970-2099 */
- return -1;
- if (month < 0 || month > 11) /* array bounds */
- return -1;
- if (month < 2 || (year + 2) % 4)
- day--;
- if (tm->tm_hour < 0 || tm->tm_min < 0 || tm->tm_sec < 0)
- return -1;
- return (year * 365 + (year + 1) / 4 + mdays[month] + day) * 24*60*60UL +
- tm->tm_hour * 60*60 + tm->tm_min * 60 + tm->tm_sec;
-}
-
-static const char *month_names[] = {
- "January", "February", "March", "April", "May", "June",
- "July", "August", "September", "October", "November", "December"
-};
-
-static const char *weekday_names[] = {
- "Sundays", "Mondays", "Tuesdays", "Wednesdays", "Thursdays", "Fridays", "Saturdays"
-};
-
-
-
-/*
- * Check these. And note how it doesn't do the summer-time conversion.
- *
- * In my world, it's always summer, and things are probably a bit off
- * in other ways too.
- */
-static const struct {
- const char *name;
- int offset;
- int dst;
-} timezone_names[] = {
- { "IDLW", -12, 0, }, /* International Date Line West */
- { "NT", -11, 0, }, /* Nome */
- { "CAT", -10, 0, }, /* Central Alaska */
- { "HST", -10, 0, }, /* Hawaii Standard */
- { "HDT", -10, 1, }, /* Hawaii Daylight */
- { "YST", -9, 0, }, /* Yukon Standard */
- { "YDT", -9, 1, }, /* Yukon Daylight */
- { "PST", -8, 0, }, /* Pacific Standard */
- { "PDT", -8, 1, }, /* Pacific Daylight */
- { "MST", -7, 0, }, /* Mountain Standard */
- { "MDT", -7, 1, }, /* Mountain Daylight */
- { "CST", -6, 0, }, /* Central Standard */
- { "CDT", -6, 1, }, /* Central Daylight */
- { "EST", -5, 0, }, /* Eastern Standard */
- { "EDT", -5, 1, }, /* Eastern Daylight */
- { "AST", -3, 0, }, /* Atlantic Standard */
- { "ADT", -3, 1, }, /* Atlantic Daylight */
- { "WAT", -1, 0, }, /* West Africa */
-
- { "GMT", 0, 0, }, /* Greenwich Mean */
- { "UTC", 0, 0, }, /* Universal (Coordinated) */
- { "Z", 0, 0, }, /* Zulu, alias for UTC */
-
- { "WET", 0, 0, }, /* Western European */
- { "BST", 0, 1, }, /* British Summer */
- { "CET", +1, 0, }, /* Central European */
- { "MET", +1, 0, }, /* Middle European */
- { "MEWT", +1, 0, }, /* Middle European Winter */
- { "MEST", +1, 1, }, /* Middle European Summer */
- { "CEST", +1, 1, }, /* Central European Summer */
- { "MESZ", +1, 1, }, /* Middle European Summer */
- { "FWT", +1, 0, }, /* French Winter */
- { "FST", +1, 1, }, /* French Summer */
- { "EET", +2, 0, }, /* Eastern Europe */
- { "EEST", +2, 1, }, /* Eastern European Daylight */
- { "WAST", +7, 0, }, /* West Australian Standard */
- { "WADT", +7, 1, }, /* West Australian Daylight */
- { "CCT", +8, 0, }, /* China Coast */
- { "JST", +9, 0, }, /* Japan Standard */
- { "EAST", +10, 0, }, /* Eastern Australian Standard */
- { "EADT", +10, 1, }, /* Eastern Australian Daylight */
- { "GST", +10, 0, }, /* Guam Standard */
- { "NZT", +12, 0, }, /* New Zealand */
- { "NZST", +12, 0, }, /* New Zealand Standard */
- { "NZDT", +12, 1, }, /* New Zealand Daylight */
- { "IDLE", +12, 0, }, /* International Date Line East */
-};
-
-static size_t match_string(const char *date, const char *str)
-{
- size_t i = 0;
-
- for (i = 0; *date; date++, str++, i++) {
- if (*date == *str)
- continue;
- if (toupper(*date) == toupper(*str))
- continue;
- if (!isalnum(*date))
- break;
- return 0;
- }
- return i;
-}
-
-static int skip_alpha(const char *date)
-{
- int i = 0;
- do {
- i++;
- } while (isalpha(date[i]));
- return i;
-}
-
-/*
-* Parse month, weekday, or timezone name
-*/
-static size_t match_alpha(const char *date, struct tm *tm, int *offset)
-{
- unsigned int i;
-
- for (i = 0; i < 12; i++) {
- size_t match = match_string(date, month_names[i]);
- if (match >= 3) {
- tm->tm_mon = i;
- return match;
- }
- }
-
- for (i = 0; i < 7; i++) {
- size_t match = match_string(date, weekday_names[i]);
- if (match >= 3) {
- tm->tm_wday = i;
- return match;
- }
- }
-
- for (i = 0; i < ARRAY_SIZE(timezone_names); i++) {
- size_t match = match_string(date, timezone_names[i].name);
- if (match >= 3 || match == strlen(timezone_names[i].name)) {
- int off = timezone_names[i].offset;
-
- /* This is bogus, but we like summer */
- off += timezone_names[i].dst;
-
- /* Only use the tz name offset if we don't have anything better */
- if (*offset == -1)
- *offset = 60*off;
-
- return match;
- }
- }
-
- if (match_string(date, "PM") == 2) {
- tm->tm_hour = (tm->tm_hour % 12) + 12;
- return 2;
- }
-
- if (match_string(date, "AM") == 2) {
- tm->tm_hour = (tm->tm_hour % 12) + 0;
- return 2;
- }
-
- /* BAD */
- return skip_alpha(date);
-}
-
-static int is_date(int year, int month, int day, struct tm *now_tm, time_t now, struct tm *tm)
-{
- if (month > 0 && month < 13 && day > 0 && day < 32) {
- struct tm check = *tm;
- struct tm *r = (now_tm ? &check : tm);
- git_time_t specified;
-
- r->tm_mon = month - 1;
- r->tm_mday = day;
- if (year == -1) {
- if (!now_tm)
- return 1;
- r->tm_year = now_tm->tm_year;
- }
- else if (year >= 1970 && year < 2100)
- r->tm_year = year - 1900;
- else if (year > 70 && year < 100)
- r->tm_year = year;
- else if (year < 38)
- r->tm_year = year + 100;
- else
- return 0;
- if (!now_tm)
- return 1;
-
- specified = tm_to_time_t(r);
-
- /* Be it commit time or author time, it does not make
- * sense to specify timestamp way into the future. Make
- * sure it is not later than ten days from now...
- */
- if (now + 10*24*3600 < specified)
- return 0;
- tm->tm_mon = r->tm_mon;
- tm->tm_mday = r->tm_mday;
- if (year != -1)
- tm->tm_year = r->tm_year;
- return 1;
- }
- return 0;
-}
-
-static size_t match_multi_number(unsigned long num, char c, const char *date, char *end, struct tm *tm)
-{
- time_t now;
- struct tm now_tm;
- struct tm *refuse_future;
- long num2, num3;
-
- num2 = strtol(end+1, &end, 10);
- num3 = -1;
- if (*end == c && isdigit(end[1]))
- num3 = strtol(end+1, &end, 10);
-
- /* Time? Date? */
- switch (c) {
- case ':':
- if (num3 < 0)
- num3 = 0;
- if (num < 25 && num2 >= 0 && num2 < 60 && num3 >= 0 && num3 <= 60) {
- tm->tm_hour = num;
- tm->tm_min = num2;
- tm->tm_sec = num3;
- break;
- }
- return 0;
-
- case '-':
- case '/':
- case '.':
- now = time(NULL);
- refuse_future = NULL;
- if (p_gmtime_r(&now, &now_tm))
- refuse_future = &now_tm;
-
- if (num > 70) {
- /* yyyy-mm-dd? */
- if (is_date(num, num2, num3, refuse_future, now, tm))
- break;
- /* yyyy-dd-mm? */
- if (is_date(num, num3, num2, refuse_future, now, tm))
- break;
- }
- /* Our eastern European friends say dd.mm.yy[yy]
- * is the norm there, so giving precedence to
- * mm/dd/yy[yy] form only when separator is not '.'
- */
- if (c != '.' &&
- is_date(num3, num, num2, refuse_future, now, tm))
- break;
- /* European dd.mm.yy[yy] or funny US dd/mm/yy[yy] */
- if (is_date(num3, num2, num, refuse_future, now, tm))
- break;
- /* Funny European mm.dd.yy */
- if (c == '.' &&
- is_date(num3, num, num2, refuse_future, now, tm))
- break;
- return 0;
- }
- return end - date;
-}
-
-/*
- * Have we filled in any part of the time/date yet?
- * We just do a binary 'and' to see if the sign bit
- * is set in all the values.
- */
-static int nodate(struct tm *tm)
-{
- return (tm->tm_year &
- tm->tm_mon &
- tm->tm_mday &
- tm->tm_hour &
- tm->tm_min &
- tm->tm_sec) < 0;
-}
-
-/*
- * We've seen a digit. Time? Year? Date?
- */
-static size_t match_digit(const char *date, struct tm *tm, int *offset, int *tm_gmt)
-{
- size_t n;
- char *end;
- unsigned long num;
-
- num = strtoul(date, &end, 10);
-
- /*
- * Seconds since 1970? We trigger on that for any numbers with
- * more than 8 digits. This is because we don't want to rule out
- * numbers like 20070606 as a YYYYMMDD date.
- */
- if (num >= 100000000 && nodate(tm)) {
- time_t time = num;
- if (p_gmtime_r(&time, tm)) {
- *tm_gmt = 1;
- return end - date;
- }
- }
-
- /*
- * Check for special formats: num[-.:/]num[same]num
- */
- switch (*end) {
- case ':':
- case '.':
- case '/':
- case '-':
- if (isdigit(end[1])) {
- size_t match = match_multi_number(num, *end, date, end, tm);
- if (match)
- return match;
- }
- }
-
- /*
- * None of the special formats? Try to guess what
- * the number meant. We use the number of digits
- * to make a more educated guess..
- */
- n = 0;
- do {
- n++;
- } while (isdigit(date[n]));
-
- /* Four-digit year or a timezone? */
- if (n == 4) {
- if (num <= 1400 && *offset == -1) {
- unsigned int minutes = num % 100;
- unsigned int hours = num / 100;
- *offset = hours*60 + minutes;
- } else if (num > 1900 && num < 2100)
- tm->tm_year = num - 1900;
- return n;
- }
-
- /*
- * Ignore lots of numerals. We took care of 4-digit years above.
- * Days or months must be one or two digits.
- */
- if (n > 2)
- return n;
-
- /*
- * NOTE! We will give precedence to day-of-month over month or
- * year numbers in the 1-12 range. So 05 is always "mday 5",
- * unless we already have a mday..
- *
- * IOW, 01 Apr 05 parses as "April 1st, 2005".
- */
- if (num > 0 && num < 32 && tm->tm_mday < 0) {
- tm->tm_mday = num;
- return n;
- }
-
- /* Two-digit year? */
- if (n == 2 && tm->tm_year < 0) {
- if (num < 10 && tm->tm_mday >= 0) {
- tm->tm_year = num + 100;
- return n;
- }
- if (num >= 70) {
- tm->tm_year = num;
- return n;
- }
- }
-
- if (num > 0 && num < 13 && tm->tm_mon < 0)
- tm->tm_mon = num-1;
-
- return n;
-}
-
-static size_t match_tz(const char *date, int *offp)
-{
- char *end;
- int hour = strtoul(date + 1, &end, 10);
- size_t n = end - (date + 1);
- int min = 0;
-
- if (n == 4) {
- /* hhmm */
- min = hour % 100;
- hour = hour / 100;
- } else if (n != 2) {
- min = 99; /* random stuff */
- } else if (*end == ':') {
- /* hh:mm? */
- min = strtoul(end + 1, &end, 10);
- if (end - (date + 1) != 5)
- min = 99; /* random stuff */
- } /* otherwise we parsed "hh" */
-
- /*
- * Don't accept any random stuff. Even though some places have
- * offset larger than 12 hours (e.g. Pacific/Kiritimati is at
- * UTC+14), there is something wrong if hour part is much
- * larger than that. We might also want to check that the
- * minutes are divisible by 15 or something too. (Offset of
- * Kathmandu, Nepal is UTC+5:45)
- */
- if (min < 60 && hour < 24) {
- int offset = hour * 60 + min;
- if (*date == '-')
- offset = -offset;
- *offp = offset;
- }
- return end - date;
-}
-
-/*
- * Parse a string like "0 +0000" as ancient timestamp near epoch, but
- * only when it appears not as part of any other string.
- */
-static int match_object_header_date(const char *date, git_time_t *timestamp, int *offset)
-{
- char *end;
- unsigned long stamp;
- int ofs;
-
- if (*date < '0' || '9' <= *date)
- return -1;
- stamp = strtoul(date, &end, 10);
- if (*end != ' ' || stamp == ULONG_MAX || (end[1] != '+' && end[1] != '-'))
- return -1;
- date = end + 2;
- ofs = strtol(date, &end, 10);
- if ((*end != '\0' && (*end != '\n')) || end != date + 4)
- return -1;
- ofs = (ofs / 100) * 60 + (ofs % 100);
- if (date[-1] == '-')
- ofs = -ofs;
- *timestamp = stamp;
- *offset = ofs;
- return 0;
-}
-
-/* Gr. strptime is crap for this; it doesn't have a way to require RFC2822
- (i.e. English) day/month names, and it doesn't work correctly with %z. */
-static int parse_date_basic(const char *date, git_time_t *timestamp, int *offset)
-{
- struct tm tm;
- int tm_gmt;
- git_time_t dummy_timestamp;
- int dummy_offset;
-
- if (!timestamp)
- timestamp = &dummy_timestamp;
- if (!offset)
- offset = &dummy_offset;
-
- memset(&tm, 0, sizeof(tm));
- tm.tm_year = -1;
- tm.tm_mon = -1;
- tm.tm_mday = -1;
- tm.tm_isdst = -1;
- tm.tm_hour = -1;
- tm.tm_min = -1;
- tm.tm_sec = -1;
- *offset = -1;
- tm_gmt = 0;
-
- if (*date == '@' &&
- !match_object_header_date(date + 1, timestamp, offset))
- return 0; /* success */
- for (;;) {
- size_t match = 0;
- unsigned char c = *date;
-
- /* Stop at end of string or newline */
- if (!c || c == '\n')
- break;
-
- if (isalpha(c))
- match = match_alpha(date, &tm, offset);
- else if (isdigit(c))
- match = match_digit(date, &tm, offset, &tm_gmt);
- else if ((c == '-' || c == '+') && isdigit(date[1]))
- match = match_tz(date, offset);
-
- if (!match) {
- /* BAD */
- match = 1;
- }
-
- date += match;
- }
-
- /* mktime uses local timezone */
- *timestamp = tm_to_time_t(&tm);
- if (*offset == -1)
- *offset = (int)((time_t)*timestamp - mktime(&tm)) / 60;
-
- if (*timestamp == (git_time_t)-1)
- return -1;
-
- if (!tm_gmt)
- *timestamp -= *offset * 60;
- return 0; /* success */
-}
-
-
-/*
- * Relative time update (eg "2 days ago"). If we haven't set the time
- * yet, we need to set it from current time.
- */
-static git_time_t update_tm(struct tm *tm, struct tm *now, unsigned long sec)
-{
- time_t n;
-
- if (tm->tm_mday < 0)
- tm->tm_mday = now->tm_mday;
- if (tm->tm_mon < 0)
- tm->tm_mon = now->tm_mon;
- if (tm->tm_year < 0) {
- tm->tm_year = now->tm_year;
- if (tm->tm_mon > now->tm_mon)
- tm->tm_year--;
- }
-
- n = mktime(tm) - sec;
- p_localtime_r(&n, tm);
- return n;
-}
-
-static void date_now(struct tm *tm, struct tm *now, int *num)
-{
- GIT_UNUSED(num);
- update_tm(tm, now, 0);
-}
-
-static void date_yesterday(struct tm *tm, struct tm *now, int *num)
-{
- GIT_UNUSED(num);
- update_tm(tm, now, 24*60*60);
-}
-
-static void date_time(struct tm *tm, struct tm *now, int hour)
-{
- if (tm->tm_hour < hour)
- date_yesterday(tm, now, NULL);
- tm->tm_hour = hour;
- tm->tm_min = 0;
- tm->tm_sec = 0;
-}
-
-static void date_midnight(struct tm *tm, struct tm *now, int *num)
-{
- GIT_UNUSED(num);
- date_time(tm, now, 0);
-}
-
-static void date_noon(struct tm *tm, struct tm *now, int *num)
-{
- GIT_UNUSED(num);
- date_time(tm, now, 12);
-}
-
-static void date_tea(struct tm *tm, struct tm *now, int *num)
-{
- GIT_UNUSED(num);
- date_time(tm, now, 17);
-}
-
-static void date_pm(struct tm *tm, struct tm *now, int *num)
-{
- int hour, n = *num;
- *num = 0;
- GIT_UNUSED(now);
-
- hour = tm->tm_hour;
- if (n) {
- hour = n;
- tm->tm_min = 0;
- tm->tm_sec = 0;
- }
- tm->tm_hour = (hour % 12) + 12;
-}
-
-static void date_am(struct tm *tm, struct tm *now, int *num)
-{
- int hour, n = *num;
- *num = 0;
- GIT_UNUSED(now);
-
- hour = tm->tm_hour;
- if (n) {
- hour = n;
- tm->tm_min = 0;
- tm->tm_sec = 0;
- }
- tm->tm_hour = (hour % 12);
-}
-
-static void date_never(struct tm *tm, struct tm *now, int *num)
-{
- time_t n = 0;
- GIT_UNUSED(now);
- GIT_UNUSED(num);
- p_localtime_r(&n, tm);
-}
-
-static const struct special {
- const char *name;
- void (*fn)(struct tm *, struct tm *, int *);
-} special[] = {
- { "yesterday", date_yesterday },
- { "noon", date_noon },
- { "midnight", date_midnight },
- { "tea", date_tea },
- { "PM", date_pm },
- { "AM", date_am },
- { "never", date_never },
- { "now", date_now },
- { NULL }
-};
-
-static const char *number_name[] = {
- "zero", "one", "two", "three", "four",
- "five", "six", "seven", "eight", "nine", "ten",
-};
-
-static const struct typelen {
- const char *type;
- int length;
-} typelen[] = {
- { "seconds", 1 },
- { "minutes", 60 },
- { "hours", 60*60 },
- { "days", 24*60*60 },
- { "weeks", 7*24*60*60 },
- { NULL }
-};
-
-static const char *approxidate_alpha(const char *date, struct tm *tm, struct tm *now, int *num, int *touched)
-{
- const struct typelen *tl;
- const struct special *s;
- const char *end = date;
- int i;
-
- while (isalpha(*++end))
- /* scan to non-alpha */;
-
- for (i = 0; i < 12; i++) {
- size_t match = match_string(date, month_names[i]);
- if (match >= 3) {
- tm->tm_mon = i;
- *touched = 1;
- return end;
- }
- }
-
- for (s = special; s->name; s++) {
- size_t len = strlen(s->name);
- if (match_string(date, s->name) == len) {
- s->fn(tm, now, num);
- *touched = 1;
- return end;
- }
- }
-
- if (!*num) {
- for (i = 1; i < 11; i++) {
- size_t len = strlen(number_name[i]);
- if (match_string(date, number_name[i]) == len) {
- *num = i;
- *touched = 1;
- return end;
- }
- }
- if (match_string(date, "last") == 4) {
- *num = 1;
- *touched = 1;
- }
- return end;
- }
-
- tl = typelen;
- while (tl->type) {
- size_t len = strlen(tl->type);
- if (match_string(date, tl->type) >= len-1) {
- update_tm(tm, now, tl->length * (unsigned long)*num);
- *num = 0;
- *touched = 1;
- return end;
- }
- tl++;
- }
-
- for (i = 0; i < 7; i++) {
- size_t match = match_string(date, weekday_names[i]);
- if (match >= 3) {
- int diff, n = *num -1;
- *num = 0;
-
- diff = tm->tm_wday - i;
- if (diff <= 0)
- n++;
- diff += 7*n;
-
- update_tm(tm, now, diff * 24 * 60 * 60);
- *touched = 1;
- return end;
- }
- }
-
- if (match_string(date, "months") >= 5) {
- int n;
- update_tm(tm, now, 0); /* fill in date fields if needed */
- n = tm->tm_mon - *num;
- *num = 0;
- while (n < 0) {
- n += 12;
- tm->tm_year--;
- }
- tm->tm_mon = n;
- *touched = 1;
- return end;
- }
-
- if (match_string(date, "years") >= 4) {
- update_tm(tm, now, 0); /* fill in date fields if needed */
- tm->tm_year -= *num;
- *num = 0;
- *touched = 1;
- return end;
- }
-
- return end;
-}
-
-static const char *approxidate_digit(const char *date, struct tm *tm, int *num)
-{
- char *end;
- unsigned long number = strtoul(date, &end, 10);
-
- switch (*end) {
- case ':':
- case '.':
- case '/':
- case '-':
- if (isdigit(end[1])) {
- size_t match = match_multi_number(number, *end, date, end, tm);
- if (match)
- return date + match;
- }
- }
-
- /* Accept zero-padding only for small numbers ("Dec 02", never "Dec 0002") */
- if (date[0] != '0' || end - date <= 2)
- *num = number;
- return end;
-}
-
-/*
- * Do we have a pending number at the end, or when
- * we see a new one? Let's assume it's a month day,
- * as in "Dec 6, 1992"
- */
-static void pending_number(struct tm *tm, int *num)
-{
- int number = *num;
-
- if (number) {
- *num = 0;
- if (tm->tm_mday < 0 && number < 32)
- tm->tm_mday = number;
- else if (tm->tm_mon < 0 && number < 13)
- tm->tm_mon = number-1;
- else if (tm->tm_year < 0) {
- if (number > 1969 && number < 2100)
- tm->tm_year = number - 1900;
- else if (number > 69 && number < 100)
- tm->tm_year = number;
- else if (number < 38)
- tm->tm_year = 100 + number;
- /* We mess up for number = 00 ? */
- }
- }
-}
-
-static git_time_t approxidate_str(const char *date,
- time_t time_sec,
- int *error_ret)
-{
- int number = 0;
- int touched = 0;
- struct tm tm = {0}, now;
-
- p_localtime_r(&time_sec, &tm);
- now = tm;
-
- tm.tm_year = -1;
- tm.tm_mon = -1;
- tm.tm_mday = -1;
-
- for (;;) {
- unsigned char c = *date;
- if (!c)
- break;
- date++;
- if (isdigit(c)) {
- pending_number(&tm, &number);
- date = approxidate_digit(date-1, &tm, &number);
- touched = 1;
- continue;
- }
- if (isalpha(c))
- date = approxidate_alpha(date-1, &tm, &now, &number, &touched);
- }
- pending_number(&tm, &number);
- if (!touched)
- *error_ret = 1;
- return update_tm(&tm, &now, 0);
-}
-
-int git__date_parse(git_time_t *out, const char *date)
-{
- time_t time_sec;
- git_time_t timestamp;
- int offset, error_ret=0;
-
- if (!parse_date_basic(date, &timestamp, &offset)) {
- *out = timestamp;
- return 0;
- }
-
- if (time(&time_sec) == -1)
- return -1;
-
- *out = approxidate_str(date, time_sec, &error_ret);
- return error_ret;
-}
-
-int git__date_rfc2822_fmt(char *out, size_t len, const git_time *date)
-{
- int written;
- struct tm gmt;
- time_t t;
-
- GIT_ASSERT_ARG(out);
- GIT_ASSERT_ARG(date);
-
- t = (time_t) (date->time + date->offset * 60);
-
- if (p_gmtime_r (&t, &gmt) == NULL)
- return -1;
-
- written = p_snprintf(out, len, "%.3s, %u %.3s %.4u %02u:%02u:%02u %+03d%02d",
- weekday_names[gmt.tm_wday],
- gmt.tm_mday,
- month_names[gmt.tm_mon],
- gmt.tm_year + 1900,
- gmt.tm_hour, gmt.tm_min, gmt.tm_sec,
- date->offset / 60, date->offset % 60);
-
- if (written < 0 || (written > (int) len - 1))
- return -1;
-
- return 0;
-}
-
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