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-rw-r--r--sql-common/my_time.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/sql-common/my_time.c b/sql-common/my_time.c
index 0ad6d64a1b9..2841d33f7fd 100644
--- a/sql-common/my_time.c
+++ b/sql-common/my_time.c
@@ -58,6 +58,20 @@ uint calc_days_in_year(uint year)
366 : 365);
}
+
+#ifndef DBUG_OFF
+
+static const ulonglong C_KNOWN_FLAGS= C_TIME_NO_ZERO_IN_DATE |
+ C_TIME_NO_ZERO_DATE |
+ C_TIME_INVALID_DATES |
+ C_TIME_TIME_ONLY |
+ C_TIME_DATETIME_ONLY;
+
+#define C_FLAGS_OK(flags) (((flags) & ~C_KNOWN_FLAGS) == 0)
+
+#endif
+
+
/**
@brief Check datetime value for validity according to flags.
@@ -82,6 +96,7 @@ uint calc_days_in_year(uint year)
my_bool check_date(const MYSQL_TIME *ltime, my_bool not_zero_date,
ulonglong flags, int *was_cut)
{
+ DBUG_ASSERT(C_FLAGS_OK(flags));
if (ltime->time_type == MYSQL_TIMESTAMP_TIME)
return FALSE;
if (not_zero_date)
@@ -298,6 +313,7 @@ str_to_datetime(const char *str, size_t length, MYSQL_TIME *l_time,
const char *end=str+length, *pos;
uint number_of_fields= 0, digits, year_length, not_zero_date;
DBUG_ENTER("str_to_datetime");
+ DBUG_ASSERT(C_FLAGS_OK(flags));
bzero(l_time, sizeof(*l_time));
if (flags & C_TIME_TIME_ONLY)
@@ -464,6 +480,7 @@ my_bool str_to_time(const char *str, size_t length, MYSQL_TIME *l_time,
const char *end=str+length, *end_of_days;
my_bool found_days,found_hours, neg= 0;
uint UNINIT_VAR(state);
+ DBUG_ASSERT(C_FLAGS_OK(fuzzydate));
my_time_status_init(status);
for (; str != end && my_isspace(&my_charset_latin1,*str) ; str++)
@@ -1209,6 +1226,7 @@ longlong number_to_datetime(longlong nr, ulong sec_part, MYSQL_TIME *time_res,
ulonglong flags, int *was_cut)
{
long part1,part2;
+ DBUG_ASSERT(C_FLAGS_OK(flags));
*was_cut= 0;
time_res->time_type=MYSQL_TIMESTAMP_DATE;