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--- uClibc/libc/misc/time/time.c (revision 16488)
+++ uClibc/libc/misc/time/time.c (working copy)
@@ -155,6 +155,20 @@
#define TZNAME_MAX _POSIX_TZNAME_MAX
#endif
+#if defined (L_tzset) || defined (L_localtime_r) || defined(L_strftime) || \
+ defined(L__time_mktime) || defined(L__time_mktime_tzi)
+
+void _time_tzset (int);
+
+#ifndef L__time_mktime
+
+ /* Jan 1, 2007 Z - tm = 0,0,0,1,0,107,1,0,0 */
+
+const static time_t new_rule_starts = 1167609600;
+
+#endif
+#endif
+
/**********************************************************************/
/* The era code is currently unfinished. */
/* #define ENABLE_ERA_CODE */
@@ -544,7 +558,7 @@
{
TZLOCK;
- tzset();
+ _time_tzset(*timer < new_rule_starts);
__time_localtime_tzi(timer, result, _time_tzinfo);
@@ -968,7 +982,8 @@
unsigned char mod;
unsigned char code;
- tzset(); /* We'll, let's get this out of the way. */
+ /* We'll, let's get this out of the way. */
+ _time_tzset(_time_mktime((struct tm *) timeptr, 0) < new_rule_starts);
lvl = 0;
p = format;
@@ -1650,7 +1665,9 @@
6, 0, 0, /* Note: overloaded for non-M non-J case... */
0, 1, 0, /* J */
',', 'M', '4', '.', '1', '.', '0',
- ',', 'M', '1', '0', '.', '5', '.', '0', 0
+ ',', 'M', '1', '0', '.', '5', '.', '0', 0,
+ ',', 'M', '3', '.', '2', '.', '0',
+ ',', 'M', '1', '1', '.', '1', '.', '0', 0
};
#define TZ vals
@@ -1658,6 +1675,7 @@
#define RANGE (vals + 7)
#define RULE (vals + 11 - 1)
#define DEFAULT_RULES (vals + 22)
+#define DEFAULT_2007_RULES (vals + 38)
/* Initialize to UTC. */
int daylight = 0;
@@ -1782,6 +1800,11 @@
void tzset(void)
{
+ _time_tzset((time(NULL)) < new_rule_starts);
+}
+
+void _time_tzset(int use_old_rules)
+{
register const char *e;
register char *s;
long off;
@@ -1904,7 +1927,15 @@
} else { /* OK, we have dst, so get some rules. */
count = 0;
if (!*e) { /* No rules so default to US rules. */
- e = DEFAULT_RULES;
+ e = use_old_rules ? DEFAULT_RULES : DEFAULT_2007_RULES;
+#ifdef DEBUG_TZSET
+ if (e == DEFAULT_RULES)
+ printf("tzset: Using old rules.\n");
+ else if (e == DEFAULT_2007_RULES)
+ printf("tzset: Using new rules\n");
+ else
+ printf("tzset: Using undefined rules\n");
+#endif /* DEBUG_TZSET */
}
do {
@@ -2238,6 +2269,8 @@
--d;
}
+ _time_tzset (x.tm_year < 2007); /* tm_year was expanded above */
+
#ifdef __BCC__
d = p[5] - 1;
days = -719163L + ((long)d)*365 + ((d/4) - (d/100) + (d/400) + p[3] + p[7]);
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