SCRUM: 'Replication: PURGE LOGS with date' task

Added:

PURGE [MASTER] LOGS BEFORE date/date_expression
expire-logs-days option
  With this option old files are deleted when
      - mysqld is started
      - log is rotated
      - someone does FLUSH LOGS






sql/lex.h:
  For PURGE LOGS BEFORE
sql/log.cc:
  Added purge_logs_before_date to MYSQL_LOG class
sql/mysql_priv.h:
  For startup option --expire-logs-days
sql/mysqld.cc:
  Added options expire-logs-days
  When mysqld is started old log files are deleted.
sql/sql_class.h:
  For PURGE LOGS BEFORE and expire-log-days option
sql/sql_lex.h:
  For PURGE LOGS BEFORE
sql/sql_parse.cc:
  Old logs are deleted
  when someone does FLUSH LOGS
sql/sql_repl.cc:
  For PURGE LOGS BEFORE and expire-log-days option
sql/sql_repl.h:
  For PURGE LOGS BEFORE and expire-log-days option
sql/sql_yacc.yy:
  For PURGE LOGS BEFORE

1 files changed, 1 insertions, 0 deletions

diff --git a/sql/sql_repl.h b/sql/sql_repl.h
index 15435382b08..d5de8bbf953 100644
--- a/sql/sql_repl.h
+++ b/sql/sql_repl.h
@@ -33,6 +33,7 @@ int cmp_master_pos(const char* log_file_name1, ulonglong log_pos1,
 int reset_slave(THD *thd, MASTER_INFO* mi);
 int reset_master(THD* thd);
 int purge_master_logs(THD* thd, const char* to_log);
+int purge_master_logs_before_date(THD* thd, time_t purge_time);
 bool log_in_use(const char* log_name);
 void adjust_linfo_offsets(my_off_t purge_offset);
 int show_binlogs(THD* thd);