sort_in_topological_order(): avoid setting a commit flag

diff --git a/date.c b/date.c
index 93bef6efbe38cb8983fdda14b75ce772f90e1b6a..1a4eb87b01d5dab0c4a0c455bbef3fda132415ee 100644 (file)
--- a/date.c
+++ b/date.c
@@ -213,9 +213,9 @@ static const struct {
        { "EAST", +10, 0, },    /* Eastern Australian Standard */
        { "EADT", +10, 1, },    /* Eastern Australian Daylight */
        { "GST",  +10, 0, },    /* Guam Standard, USSR Zone 9 */
-       { "NZT",  +11, 0, },    /* New Zealand */
-       { "NZST", +11, 0, },    /* New Zealand Standard */
-       { "NZDT", +11, 1, },    /* New Zealand Daylight */
+       { "NZT",  +12, 0, },    /* New Zealand */
+       { "NZST", +12, 0, },    /* New Zealand Standard */
+       { "NZDT", +12, 1, },    /* New Zealand Daylight */
        { "IDLE", +12, 0, },    /* International Date Line East */
 };
 
@@ -584,6 +584,26 @@ int parse_date(const char *date, char *result, int maxlen)
        return date_string(then, offset, result, maxlen);
 }
 
+enum date_mode parse_date_format(const char *format)
+{
+       if (!strcmp(format, "relative"))
+               return DATE_RELATIVE;
+       else if (!strcmp(format, "iso8601") ||
+                !strcmp(format, "iso"))
+               return DATE_ISO8601;
+       else if (!strcmp(format, "rfc2822") ||
+                !strcmp(format, "rfc"))
+               return DATE_RFC2822;
+       else if (!strcmp(format, "short"))
+               return DATE_SHORT;
+       else if (!strcmp(format, "local"))
+               return DATE_LOCAL;
+       else if (!strcmp(format, "default"))
+               return DATE_NORMAL;
+       else
+               die("unknown date format %s", format);
+}
+
 void datestamp(char *buf, int bufsize)
 {
        time_t now;
@@ -662,10 +682,8 @@ static void date_am(struct tm *tm, int *num)
 
 static void date_never(struct tm *tm, int *num)
 {
-       tm->tm_mon = tm->tm_wday = tm->tm_yday
-               = tm->tm_hour = tm->tm_min = tm->tm_sec = 0;
-       tm->tm_year = 70;
-       tm->tm_mday = 1;
+       time_t n = 0;
+       localtime_r(&n, tm);
 }
 
 static const struct special {