"Sundays", "Mondays", "Tuesdays", "Wednesdays", "Thursdays", "Fridays", "Saturdays"
};
-static time_t gm_time_t(unsigned long time, int tz)
+static time_t gm_time_t(timestamp_t time, int tz)
{
int minutes;
minutes = tz < 0 ? -tz : tz;
minutes = (minutes / 100)*60 + (minutes % 100);
minutes = tz < 0 ? -minutes : minutes;
- return time + minutes * 60;
+
+ if (minutes > 0) {
+ if (unsigned_add_overflows(time, minutes * 60))
+ die("Timestamp+tz too large: %"PRItime" +%04d",
+ time, tz);
+ } else if (time < -minutes * 60)
+ die("Timestamp before Unix epoch: %"PRItime" %04d", time, tz);
+ time += minutes * 60;
+ if (date_overflows(time))
+ die("Timestamp too large for this system: %"PRItime, time);
+ return (time_t)time;
}
/*
* thing, which means that tz -0100 is passed in as the integer -100,
* even though it means "sixty minutes off"
*/
-static struct tm *time_to_tm(unsigned long time, int tz)
+static struct tm *time_to_tm(timestamp_t time, int tz)
{
time_t t = gm_time_t(time, tz);
return gmtime(&t);
}
+static struct tm *time_to_tm_local(timestamp_t time)
+{
+ time_t t = time;
+ return localtime(&t);
+}
+
/*
- * What value of "tz" was in effect back then at "time" in the
- * local timezone?
+ * Fill in the localtime 'struct tm' for the supplied time,
+ * and return the local tz.
*/
-static int local_tzoffset(unsigned long time)
+static int local_time_tzoffset(time_t t, struct tm *tm)
{
- time_t t, t_local;
- struct tm tm;
+ time_t t_local;
int offset, eastwest;
- t = time;
- localtime_r(&t, &tm);
- t_local = tm_to_time_t(&tm);
-
+ localtime_r(&t, tm);
+ t_local = tm_to_time_t(tm);
+ if (t_local == -1)
+ return 0; /* error; just use +0000 */
if (t_local < t) {
eastwest = -1;
offset = t - t_local;
return offset * eastwest;
}
-void show_date_relative(unsigned long time, int tz,
- const struct timeval *now,
- struct strbuf *timebuf)
+/*
+ * What value of "tz" was in effect back then at "time" in the
+ * local timezone?
+ */
+static int local_tzoffset(timestamp_t time)
+{
+ struct tm tm;
+
+ if (date_overflows(time))
+ die("Timestamp too large for this system: %"PRItime, time);
+
+ return local_time_tzoffset((time_t)time, &tm);
+}
+
+static void get_time(struct timeval *now)
+{
+ const char *x;
+
+ x = getenv("GIT_TEST_DATE_NOW");
+ if (x) {
+ now->tv_sec = atoi(x);
+ now->tv_usec = 0;
+ }
+ else
+ gettimeofday(now, NULL);
+}
+
+void show_date_relative(timestamp_t time,
+ const struct timeval *now,
+ struct strbuf *timebuf)
{
- unsigned long diff;
+ timestamp_t diff;
if (now->tv_sec < time) {
strbuf_addstr(timebuf, _("in the future"));
return;
diff = now->tv_sec - time;
if (diff < 90) {
strbuf_addf(timebuf,
- Q_("%lu second ago", "%lu seconds ago", diff), diff);
+ Q_("%"PRItime" second ago", "%"PRItime" seconds ago", diff), diff);
return;
}
/* Turn it into minutes */
diff = (diff + 30) / 60;
if (diff < 90) {
strbuf_addf(timebuf,
- Q_("%lu minute ago", "%lu minutes ago", diff), diff);
+ Q_("%"PRItime" minute ago", "%"PRItime" minutes ago", diff), diff);
return;
}
/* Turn it into hours */
diff = (diff + 30) / 60;
if (diff < 36) {
strbuf_addf(timebuf,
- Q_("%lu hour ago", "%lu hours ago", diff), diff);
+ Q_("%"PRItime" hour ago", "%"PRItime" hours ago", diff), diff);
return;
}
/* We deal with number of days from here on */
diff = (diff + 12) / 24;
if (diff < 14) {
strbuf_addf(timebuf,
- Q_("%lu day ago", "%lu days ago", diff), diff);
+ Q_("%"PRItime" day ago", "%"PRItime" days ago", diff), diff);
return;
}
/* Say weeks for the past 10 weeks or so */
if (diff < 70) {
strbuf_addf(timebuf,
- Q_("%lu week ago", "%lu weeks ago", (diff + 3) / 7),
+ Q_("%"PRItime" week ago", "%"PRItime" weeks ago", (diff + 3) / 7),
(diff + 3) / 7);
return;
}
/* Say months for the past 12 months or so */
if (diff < 365) {
strbuf_addf(timebuf,
- Q_("%lu month ago", "%lu months ago", (diff + 15) / 30),
+ Q_("%"PRItime" month ago", "%"PRItime" months ago", (diff + 15) / 30),
(diff + 15) / 30);
return;
}
/* Give years and months for 5 years or so */
if (diff < 1825) {
- unsigned long totalmonths = (diff * 12 * 2 + 365) / (365 * 2);
- unsigned long years = totalmonths / 12;
- unsigned long months = totalmonths % 12;
+ timestamp_t totalmonths = (diff * 12 * 2 + 365) / (365 * 2);
+ timestamp_t years = totalmonths / 12;
+ timestamp_t months = totalmonths % 12;
if (months) {
struct strbuf sb = STRBUF_INIT;
- strbuf_addf(&sb, Q_("%lu year", "%lu years", years), years);
- /* TRANSLATORS: "%s" is "<n> years" */
+ strbuf_addf(&sb, Q_("%"PRItime" year", "%"PRItime" years", years), years);
strbuf_addf(timebuf,
- Q_("%s, %lu month ago", "%s, %lu months ago", months),
+ /* TRANSLATORS: "%s" is "<n> years" */
+ Q_("%s, %"PRItime" month ago", "%s, %"PRItime" months ago", months),
sb.buf, months);
strbuf_release(&sb);
} else
strbuf_addf(timebuf,
- Q_("%lu year ago", "%lu years ago", years), years);
+ Q_("%"PRItime" year ago", "%"PRItime" years ago", years), years);
return;
}
/* Otherwise, just years. Centuries is probably overkill. */
strbuf_addf(timebuf,
- Q_("%lu year ago", "%lu years ago", (diff + 183) / 365),
+ Q_("%"PRItime" year ago", "%"PRItime" years ago", (diff + 183) / 365),
(diff + 183) / 365);
}
-const char *show_date(unsigned long time, int tz, enum date_mode mode)
+struct date_mode *date_mode_from_type(enum date_mode_type type)
+{
+ static struct date_mode mode;
+ if (type == DATE_STRFTIME)
+ BUG("cannot create anonymous strftime date_mode struct");
+ mode.type = type;
+ mode.local = 0;
+ return &mode;
+}
+
+static void show_date_normal(struct strbuf *buf, timestamp_t time, struct tm *tm, int tz, struct tm *human_tm, int human_tz, int local)
+{
+ struct {
+ unsigned int year:1,
+ date:1,
+ wday:1,
+ time:1,
+ seconds:1,
+ tz:1;
+ } hide = { 0 };
+
+ hide.tz = local || tz == human_tz;
+ hide.year = tm->tm_year == human_tm->tm_year;
+ if (hide.year) {
+ if (tm->tm_mon == human_tm->tm_mon) {
+ if (tm->tm_mday > human_tm->tm_mday) {
+ /* Future date: think timezones */
+ } else if (tm->tm_mday == human_tm->tm_mday) {
+ hide.date = hide.wday = 1;
+ } else if (tm->tm_mday + 5 > human_tm->tm_mday) {
+ /* Leave just weekday if it was a few days ago */
+ hide.date = 1;
+ }
+ }
+ }
+
+ /* Show "today" times as just relative times */
+ if (hide.wday) {
+ struct timeval now;
+ get_time(&now);
+ show_date_relative(time, &now, buf);
+ return;
+ }
+
+ /*
+ * Always hide seconds for human-readable.
+ * Hide timezone if showing date.
+ * Hide weekday and time if showing year.
+ *
+ * The logic here is two-fold:
+ * (a) only show details when recent enough to matter
+ * (b) keep the maximum length "similar", and in check
+ */
+ if (human_tm->tm_year) {
+ hide.seconds = 1;
+ hide.tz |= !hide.date;
+ hide.wday = hide.time = !hide.year;
+ }
+
+ if (!hide.wday)
+ strbuf_addf(buf, "%.3s ", weekday_names[tm->tm_wday]);
+ if (!hide.date)
+ strbuf_addf(buf, "%.3s %d ", month_names[tm->tm_mon], tm->tm_mday);
+
+ /* Do we want AM/PM depending on locale? */
+ if (!hide.time) {
+ strbuf_addf(buf, "%02d:%02d", tm->tm_hour, tm->tm_min);
+ if (!hide.seconds)
+ strbuf_addf(buf, ":%02d", tm->tm_sec);
+ } else
+ strbuf_rtrim(buf);
+
+ if (!hide.year)
+ strbuf_addf(buf, " %d", tm->tm_year + 1900);
+
+ if (!hide.tz)
+ strbuf_addf(buf, " %+05d", tz);
+}
+
+const char *show_date(timestamp_t time, int tz, const struct date_mode *mode)
{
struct tm *tm;
+ struct tm human_tm = { 0 };
+ int human_tz = -1;
static struct strbuf timebuf = STRBUF_INIT;
- if (mode == DATE_RAW) {
+ if (mode->type == DATE_UNIX) {
strbuf_reset(&timebuf);
- strbuf_addf(&timebuf, "%lu %+05d", time, tz);
+ strbuf_addf(&timebuf, "%"PRItime, time);
return timebuf.buf;
}
- if (mode == DATE_RELATIVE) {
+ if (mode->type == DATE_HUMAN) {
struct timeval now;
+ get_time(&now);
+
+ /* Fill in the data for "current time" in human_tz and human_tm */
+ human_tz = local_time_tzoffset(now.tv_sec, &human_tm);
+ }
+
+ if (mode->local)
+ tz = local_tzoffset(time);
+
+ if (mode->type == DATE_RAW) {
strbuf_reset(&timebuf);
- gettimeofday(&now, NULL);
- show_date_relative(time, tz, &now, &timebuf);
+ strbuf_addf(&timebuf, "%"PRItime" %+05d", time, tz);
return timebuf.buf;
}
- if (mode == DATE_LOCAL)
- tz = local_tzoffset(time);
+ if (mode->type == DATE_RELATIVE) {
+ struct timeval now;
+
+ strbuf_reset(&timebuf);
+ get_time(&now);
+ show_date_relative(time, &now, &timebuf);
+ return timebuf.buf;
+ }
- tm = time_to_tm(time, tz);
- if (!tm)
- return NULL;
+ if (mode->local)
+ tm = time_to_tm_local(time);
+ else
+ tm = time_to_tm(time, tz);
+ if (!tm) {
+ tm = time_to_tm(0, 0);
+ tz = 0;
+ }
strbuf_reset(&timebuf);
- if (mode == DATE_SHORT)
+ if (mode->type == DATE_SHORT)
strbuf_addf(&timebuf, "%04d-%02d-%02d", tm->tm_year + 1900,
tm->tm_mon + 1, tm->tm_mday);
- else if (mode == DATE_ISO8601)
+ else if (mode->type == DATE_ISO8601)
strbuf_addf(&timebuf, "%04d-%02d-%02d %02d:%02d:%02d %+05d",
tm->tm_year + 1900,
tm->tm_mon + 1,
tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec,
tz);
- else if (mode == DATE_RFC2822)
+ else if (mode->type == DATE_ISO8601_STRICT) {
+ char sign = (tz >= 0) ? '+' : '-';
+ tz = abs(tz);
+ strbuf_addf(&timebuf, "%04d-%02d-%02dT%02d:%02d:%02d%c%02d:%02d",
+ tm->tm_year + 1900,
+ tm->tm_mon + 1,
+ tm->tm_mday,
+ tm->tm_hour, tm->tm_min, tm->tm_sec,
+ sign, tz / 100, tz % 100);
+ } else if (mode->type == DATE_RFC2822)
strbuf_addf(&timebuf, "%.3s, %d %.3s %d %02d:%02d:%02d %+05d",
weekday_names[tm->tm_wday], tm->tm_mday,
month_names[tm->tm_mon], tm->tm_year + 1900,
tm->tm_hour, tm->tm_min, tm->tm_sec, tz);
+ else if (mode->type == DATE_STRFTIME)
+ strbuf_addftime(&timebuf, mode->strftime_fmt, tm, tz,
+ !mode->local);
else
- strbuf_addf(&timebuf, "%.3s %.3s %d %02d:%02d:%02d %d%c%+05d",
- weekday_names[tm->tm_wday],
- month_names[tm->tm_mon],
- tm->tm_mday,
- tm->tm_hour, tm->tm_min, tm->tm_sec,
- tm->tm_year + 1900,
- (mode == DATE_LOCAL) ? 0 : ' ',
- tz);
+ show_date_normal(&timebuf, time, tm, tz, &human_tm, human_tz, mode->local);
return timebuf.buf;
}
* 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)
+ if ((specified != -1) && (now + 10*24*3600 < specified))
return 0;
tm->tm_mon = r->tm_mon;
tm->tm_mday = r->tm_mday;
return 0;
}
-static int match_multi_number(unsigned long num, char c, const char *date, char *end, struct tm *tm)
+static int match_multi_number(timestamp_t num, char c, const char *date,
+ char *end, struct tm *tm, time_t now)
{
- time_t now;
struct tm now_tm;
struct tm *refuse_future;
long num2, num3;
case '-':
case '/':
case '.':
- now = time(NULL);
+ if (!now)
+ now = time(NULL);
refuse_future = NULL;
if (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))
+ if (is_date(num, num2, num3, NULL, now, tm))
break;
/* yyyy-dd-mm? */
- if (is_date(num, num3, num2, refuse_future, now, tm))
+ if (is_date(num, num3, num2, NULL, now, tm))
break;
}
/* Our eastern European friends say dd.mm.yy[yy]
{
int n;
char *end;
- unsigned long num;
+ timestamp_t num;
- num = strtoul(date, &end, 10);
+ num = parse_timestamp(date, &end, 10);
/*
* Seconds since 1970? We trigger on that for any numbers with
case '/':
case '-':
if (isdigit(end[1])) {
- int match = match_multi_number(num, *end, date, end, tm);
+ int match = match_multi_number(num, *end, date, end, tm, 0);
if (match)
return match;
}
return end - date;
}
-static int date_string(unsigned long date, int offset, char *buf, int len)
+static void date_string(timestamp_t date, int offset, struct strbuf *buf)
{
int sign = '+';
offset = -offset;
sign = '-';
}
- return snprintf(buf, len, "%lu %c%02d%02d", date, sign, offset / 60, offset % 60);
+ strbuf_addf(buf, "%"PRItime" %c%02d%02d", date, sign, offset / 60, offset % 60);
}
/*
* 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, unsigned long *timestamp, int *offset)
+static int match_object_header_date(const char *date, timestamp_t *timestamp, int *offset)
{
char *end;
- unsigned long stamp;
+ timestamp_t stamp;
int ofs;
if (*date < '0' || '9' < *date)
return -1;
- stamp = strtoul(date, &end, 10);
- if (*end != ' ' || stamp == ULONG_MAX || (end[1] != '+' && end[1] != '-'))
+ stamp = parse_timestamp(date, &end, 10);
+ if (*end != ' ' || stamp == TIME_MAX || (end[1] != '+' && end[1] != '-'))
return -1;
date = end + 2;
ofs = strtol(date, &end, 10);
/* 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. */
-int parse_date_basic(const char *date, unsigned long *timestamp, int *offset)
+int parse_date_basic(const char *date, timestamp_t *timestamp, int *offset)
{
struct tm tm;
int tm_gmt;
- unsigned long dummy_timestamp;
+ timestamp_t dummy_timestamp;
int dummy_offset;
if (!timestamp)
date += match;
}
- /* mktime uses local timezone */
+ /* do not use mktime(), which uses local timezone, here */
*timestamp = tm_to_time_t(&tm);
- if (*offset == -1)
- *offset = ((time_t)*timestamp - mktime(&tm)) / 60;
-
if (*timestamp == -1)
return -1;
+ if (*offset == -1) {
+ time_t temp_time;
+
+ /* gmtime_r() in match_digit() may have clobbered it */
+ tm.tm_isdst = -1;
+ temp_time = mktime(&tm);
+ if ((time_t)*timestamp > temp_time) {
+ *offset = ((time_t)*timestamp - temp_time) / 60;
+ } else {
+ *offset = -(int)((temp_time - (time_t)*timestamp) / 60);
+ }
+ }
+
if (!tm_gmt)
*timestamp -= *offset * 60;
return 0; /* success */
}
-int parse_date(const char *date, char *result, int maxlen)
+int parse_expiry_date(const char *date, timestamp_t *timestamp)
{
- unsigned long timestamp;
+ int errors = 0;
+
+ if (!strcmp(date, "never") || !strcmp(date, "false"))
+ *timestamp = 0;
+ else if (!strcmp(date, "all") || !strcmp(date, "now"))
+ /*
+ * We take over "now" here, which usually translates
+ * to the current timestamp. This is because the user
+ * really means to expire everything she has done in
+ * the past, and by definition reflogs are the record
+ * of the past, and there is nothing from the future
+ * to be kept.
+ */
+ *timestamp = TIME_MAX;
+ else
+ *timestamp = approxidate_careful(date, &errors);
+
+ return errors;
+}
+
+int parse_date(const char *date, struct strbuf *result)
+{
+ timestamp_t timestamp;
int offset;
if (parse_date_basic(date, ×tamp, &offset))
return -1;
- return date_string(timestamp, offset, result, maxlen);
+ date_string(timestamp, offset, result);
+ return 0;
}
-enum date_mode parse_date_format(const char *format)
+static enum date_mode_type parse_date_type(const char *format, const char **end)
{
- if (!strcmp(format, "relative"))
+ if (skip_prefix(format, "relative", end))
return DATE_RELATIVE;
- else if (!strcmp(format, "iso8601") ||
- !strcmp(format, "iso"))
+ if (skip_prefix(format, "iso8601-strict", end) ||
+ skip_prefix(format, "iso-strict", end))
+ return DATE_ISO8601_STRICT;
+ if (skip_prefix(format, "iso8601", end) ||
+ skip_prefix(format, "iso", end))
return DATE_ISO8601;
- else if (!strcmp(format, "rfc2822") ||
- !strcmp(format, "rfc"))
+ if (skip_prefix(format, "rfc2822", end) ||
+ skip_prefix(format, "rfc", end))
return DATE_RFC2822;
- else if (!strcmp(format, "short"))
+ if (skip_prefix(format, "short", end))
return DATE_SHORT;
- else if (!strcmp(format, "local"))
- return DATE_LOCAL;
- else if (!strcmp(format, "default"))
+ if (skip_prefix(format, "default", end))
return DATE_NORMAL;
- else if (!strcmp(format, "raw"))
+ if (skip_prefix(format, "human", end))
+ return DATE_HUMAN;
+ if (skip_prefix(format, "raw", end))
return DATE_RAW;
- else
+ if (skip_prefix(format, "unix", end))
+ return DATE_UNIX;
+ if (skip_prefix(format, "format", end))
+ return DATE_STRFTIME;
+
+ die("unknown date format %s", format);
+}
+
+void parse_date_format(const char *format, struct date_mode *mode)
+{
+ const char *p;
+
+ /* "auto:foo" is "if tty/pager, then foo, otherwise normal" */
+ if (skip_prefix(format, "auto:", &p)) {
+ if (isatty(1) || pager_in_use())
+ format = p;
+ else
+ format = "default";
+ }
+
+ /* historical alias */
+ if (!strcmp(format, "local"))
+ format = "default-local";
+
+ mode->type = parse_date_type(format, &p);
+ mode->local = 0;
+
+ if (skip_prefix(p, "-local", &p))
+ mode->local = 1;
+
+ if (mode->type == DATE_STRFTIME) {
+ if (!skip_prefix(p, ":", &p))
+ die("date format missing colon separator: %s", format);
+ mode->strftime_fmt = xstrdup(p);
+ } else if (*p)
die("unknown date format %s", format);
}
-void datestamp(char *buf, int bufsize)
+void datestamp(struct strbuf *out)
{
time_t now;
int offset;
offset = tm_to_time_t(localtime(&now)) - now;
offset /= 60;
- date_string(now, offset, buf, bufsize);
+ date_string(now, offset, out);
}
/*
* Relative time update (eg "2 days ago"). If we haven't set the time
* yet, we need to set it from current time.
*/
-static unsigned long update_tm(struct tm *tm, struct tm *now, unsigned long sec)
+static time_t update_tm(struct tm *tm, struct tm *now, time_t sec)
{
time_t n;
return n;
}
+/*
+ * 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 screw up for number = 00 ? */
+ }
+ }
+}
+
static void date_now(struct tm *tm, struct tm *now, int *num)
{
+ *num = 0;
update_tm(tm, now, 0);
}
static void date_yesterday(struct tm *tm, struct tm *now, int *num)
{
+ *num = 0;
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);
+ update_tm(tm, now, 24*60*60);
tm->tm_hour = hour;
tm->tm_min = 0;
tm->tm_sec = 0;
static void date_midnight(struct tm *tm, struct tm *now, int *num)
{
+ pending_number(tm, num);
date_time(tm, now, 0);
}
static void date_noon(struct tm *tm, struct tm *now, int *num)
{
+ pending_number(tm, num);
date_time(tm, now, 12);
}
static void date_tea(struct tm *tm, struct tm *now, int *num)
{
+ pending_number(tm, num);
date_time(tm, now, 17);
}
{
time_t n = 0;
localtime_r(&n, tm);
+ *num = 0;
}
static const struct special {
const char *end = date;
int i;
- while (isalpha(*++end));
+ while (isalpha(*++end))
;
for (i = 0; i < 12; i++) {
return end;
}
-static const char *approxidate_digit(const char *date, struct tm *tm, int *num)
+static const char *approxidate_digit(const char *date, struct tm *tm, int *num,
+ time_t now)
{
char *end;
- unsigned long number = strtoul(date, &end, 10);
+ timestamp_t number = parse_timestamp(date, &end, 10);
switch (*end) {
case ':':
case '/':
case '-':
if (isdigit(end[1])) {
- int match = match_multi_number(number, *end, date, end, tm);
+ int match = match_multi_number(number, *end, date, end,
+ tm, now);
if (match)
return date + match;
}
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 screw up for number = 00 ? */
- }
- }
-}
-
-static unsigned long approxidate_str(const char *date,
- const struct timeval *tv,
- int *error_ret)
+static timestamp_t approxidate_str(const char *date,
+ const struct timeval *tv,
+ int *error_ret)
{
int number = 0;
int touched = 0;
date++;
if (isdigit(c)) {
pending_number(&tm, &number);
- date = approxidate_digit(date-1, &tm, &number);
+ date = approxidate_digit(date-1, &tm, &number, time_sec);
touched = 1;
continue;
}
pending_number(&tm, &number);
if (!touched)
*error_ret = 1;
- return update_tm(&tm, &now, 0);
+ return (timestamp_t)update_tm(&tm, &now, 0);
}
-unsigned long approxidate_relative(const char *date, const struct timeval *tv)
+timestamp_t approxidate_relative(const char *date, const struct timeval *tv)
{
- unsigned long timestamp;
+ timestamp_t timestamp;
int offset;
int errors = 0;
return approxidate_str(date, tv, &errors);
}
-unsigned long approxidate_careful(const char *date, int *error_ret)
+timestamp_t approxidate_careful(const char *date, int *error_ret)
{
struct timeval tv;
- unsigned long timestamp;
+ timestamp_t timestamp;
int offset;
int dummy = 0;
if (!error_ret)
return timestamp;
}
- gettimeofday(&tv, NULL);
+ get_time(&tv);
return approxidate_str(date, &tv, error_ret);
}
+
+int date_overflows(timestamp_t t)
+{
+ time_t sys;
+
+ /* If we overflowed our timestamp data type, that's bad... */
+ if ((uintmax_t)t >= TIME_MAX)
+ return 1;
+
+ /*
+ * ...but we also are going to feed the result to system
+ * functions that expect time_t, which is often "signed long".
+ * Make sure that we fit into time_t, as well.
+ */
+ sys = t;
+ return t != sys || (t < 1) != (sys < 1);
+}
projects / platform / upstream / git.git / blobdiff