postgresql.patch
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Filename: postgresql.patch
Type: text/plain
Part: 0
Patch
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API reference →
Format: unified
| File | + | − |
|---|---|---|
| src/backend/utils/adt/datetime.c | 18 | 1 |
Index: src/backend/utils/adt/datetime.c
===================================================================
RCS file: /projects/cvsroot/pgsql/src/backend/utils/adt/datetime.c,v
retrieving revision 1.88
diff -u -r1.88 datetime.c
--- src/backend/utils/adt/datetime.c 2002/02/25 16:17:04 1.88
+++ src/backend/utils/adt/datetime.c 2002/04/10 06:12:45
@@ -1439,6 +1439,7 @@
DetermineLocalTimeZone(struct tm * tm)
{
int tz;
+ time_t t;
if (HasCTZSet)
tz = CTimeZone;
@@ -1463,7 +1464,23 @@
/* indicate timezone unknown */
tmp->tm_isdst = -1;
- mktime(tmp);
+ t = mktime(tmp);
+ if (t == -1)
+ {
+ /* Bump time up by an hour to see if time was an
+ * invalid time during a daylight savings switch */
+ tmp->tm_hour += 1;
+ t = mktime(tmp);
+
+ /* Assume UTC if mktime() still fails.
+ *
+ * If mktime() was successful with the adjusted time,
+ * adjust the real time object. */
+ if (t == -1)
+ return 0;
+ else
+ tm->tm_hour += 1;
+ }
tm->tm_isdst = tmp->tm_isdst;