diff options
| -rw-r--r-- | mysql-test/r/timezone3.result | 8 | ||||
| -rw-r--r-- | mysql-test/std_data/Moscow_leap | bin | 991 -> 2674 bytes | |||
| -rw-r--r-- | mysql-test/t/timezone3.test | 12 | ||||
| -rw-r--r-- | sql/tztime.cc | 22 | ||||
| -rw-r--r-- | sql/tztime.h | 3 |
5 files changed, 45 insertions, 0 deletions
diff --git a/mysql-test/r/timezone3.result b/mysql-test/r/timezone3.result index ec0b6045f93..ceac4a5aefb 100644 --- a/mysql-test/r/timezone3.result +++ b/mysql-test/r/timezone3.result @@ -17,6 +17,9 @@ insert into t1 values insert into t1 values (unix_timestamp('1981-07-01 03:59:59'),'1981-07-01 03:59:59'), (unix_timestamp('1981-07-01 04:00:00'),'1981-07-01 04:00:00'); +insert into t1 values +(unix_timestamp('2009-01-01 02:59:59'),'2009-01-01 02:59:59'), +(unix_timestamp('2009-01-01 03:00:00'),'2009-01-01 03:00:00'); select i, from_unixtime(i), c from t1; i from_unixtime(i) c 1072904422 2004-01-01 00:00:00 2004-01-01 00:00:00 @@ -31,6 +34,8 @@ i from_unixtime(i) c 1099180821 2004-10-31 02:59:59 2004-10-31 02:59:59 362793608 1981-07-01 03:59:59 1981-07-01 03:59:59 362793610 1981-07-01 04:00:00 1981-07-01 04:00:00 +1230768022 2009-01-01 02:59:59 2009-01-01 02:59:59 +1230768024 2009-01-01 03:00:00 2009-01-01 03:00:00 drop table t1; create table t1 (ts timestamp); insert into t1 values (19730101235900), (20040101235900); @@ -39,3 +44,6 @@ ts 1973-01-01 23:59:00 2004-01-01 23:59:00 drop table t1; +SELECT FROM_UNIXTIME(1230768022), FROM_UNIXTIME(1230768023), FROM_UNIXTIME(1230768024); +FROM_UNIXTIME(1230768022) FROM_UNIXTIME(1230768023) FROM_UNIXTIME(1230768024) +2009-01-01 02:59:59 2009-01-01 02:59:59 2009-01-01 03:00:00 diff --git a/mysql-test/std_data/Moscow_leap b/mysql-test/std_data/Moscow_leap Binary files differindex 4994c005595..3e73923cfb3 100644 --- a/mysql-test/std_data/Moscow_leap +++ b/mysql-test/std_data/Moscow_leap diff --git a/mysql-test/t/timezone3.test b/mysql-test/t/timezone3.test index 0aedbafcec4..8a9941f6383 100644 --- a/mysql-test/t/timezone3.test +++ b/mysql-test/t/timezone3.test @@ -45,6 +45,10 @@ insert into t1 values (unix_timestamp('1981-07-01 03:59:59'),'1981-07-01 03:59:59'), (unix_timestamp('1981-07-01 04:00:00'),'1981-07-01 04:00:00'); +insert into t1 values + (unix_timestamp('2009-01-01 02:59:59'),'2009-01-01 02:59:59'), + (unix_timestamp('2009-01-01 03:00:00'),'2009-01-01 03:00:00'); + select i, from_unixtime(i), c from t1; drop table t1; @@ -58,4 +62,12 @@ insert into t1 values (19730101235900), (20040101235900); select * from t1; drop table t1; +# +# Test Bug #39920: MySQL cannot deal with Leap Second expression in string +# literal +# + +# 2009-01-01 02:59:59, 2009-01-01 02:59:60 and 2009-01-01 03:00:00 +SELECT FROM_UNIXTIME(1230768022), FROM_UNIXTIME(1230768023), FROM_UNIXTIME(1230768024); + # End of 4.1 tests diff --git a/sql/tztime.cc b/sql/tztime.cc index 709e3b64752..d3d952e3c1e 100644 --- a/sql/tztime.cc +++ b/sql/tztime.cc @@ -1073,6 +1073,7 @@ Time_zone_system::gmt_sec_to_TIME(MYSQL_TIME *tmp, my_time_t t) const localtime_r(&tmp_t, &tmp_tm); localtime_to_TIME(tmp, &tmp_tm); tmp->time_type= MYSQL_TIMESTAMP_DATETIME; + adjust_leap_second(tmp); } @@ -1157,6 +1158,7 @@ Time_zone_utc::gmt_sec_to_TIME(MYSQL_TIME *tmp, my_time_t t) const gmtime_r(&tmp_t, &tmp_tm); localtime_to_TIME(tmp, &tmp_tm); tmp->time_type= MYSQL_TIMESTAMP_DATETIME; + adjust_leap_second(tmp); } @@ -1260,6 +1262,7 @@ void Time_zone_db::gmt_sec_to_TIME(MYSQL_TIME *tmp, my_time_t t) const { ::gmt_sec_to_TIME(tmp, t, tz_info); + adjust_leap_second(tmp); } @@ -2373,6 +2376,25 @@ Time_zone *my_tz_find_with_opening_tz_tables(THD *thd, const String *name) DBUG_RETURN(tz); } + +/** + Convert leap seconds into non-leap + + This function will convert the leap seconds added by the OS to + non-leap seconds, e.g. 23:59:59, 23:59:60 -> 23:59:59, 00:00:01 ... + This check is not checking for years on purpose : although it's not a + complete check this way it doesn't require looking (and having installed) + the leap seconds table. + + @param[in,out] broken down time structure as filled in by the OS +*/ + +void Time_zone::adjust_leap_second(MYSQL_TIME *t) +{ + if (t->second == 60 || t->second == 61) + t->second= 59; +} + #endif /* !defined(TESTTIME) && !defined(TZINFO2SQL) */ diff --git a/sql/tztime.h b/sql/tztime.h index 32a942a26e1..750b8dacbe1 100644 --- a/sql/tztime.h +++ b/sql/tztime.h @@ -55,6 +55,9 @@ public: allocated on MEM_ROOT and should not require destruction. */ virtual ~Time_zone() {}; + +protected: + static inline void adjust_leap_second(MYSQL_TIME *t); }; extern Time_zone * my_tz_UTC; |