Bug#29769293: ERROR 1236 "MASTER HAS PURGED BINARY LOGS CONTAINING GT…

…IDS": GTID NOT LOGGED

Stabilize the test rpl_gtid_deleted_binlog_fail_to_connect.test on Windows.

Reviewed by: Pedro Gomes <pedro.gomes@oracle.com>

mysql-test/suite/rpl/r/rpl_gtid_deleted_binlog_fail_to_connect.result

@@ -59,8 +59,6 @@ RESET MASTER;
 RESET SLAVE;
 [connection master]
 RESET MASTER;
-Warnings:
-Warning	1612	Being purged log ./master-bin.000001 was not found
 [connection slave]
 include/start_slave.inc
 [connection master]

mysql-test/suite/rpl/t/rpl_gtid_deleted_binlog_fail_to_connect.test

@@ -132,6 +132,7 @@ CALL mtr.add_suppression("Got fatal error 1236 from master.*Replicate the missin
 --echo #
 --echo # 7) Cleanup.
 --echo #
+--disable_warnings
 RESET MASTER;
 RESET SLAVE;
 --source include/rpl_connection_master.inc
@@ -141,4 +142,5 @@ RESET MASTER;
 --source include/rpl_connection_master.inc
 DROP TABLE t1;
 --source include/sync_slave_sql_with_master.inc
+--enable_warnings
 --source include/rpl_end.inc

sql/binlog.cc

@@ -7795,7 +7795,7 @@ void MYSQL_BIN_LOG::report_missing_purged_gtids(const Gtid_set* slave_executed_g
 
   /* Buffer for formatting the message about the missing GTIDs. */
   static char buff[MYSQL_ERRMSG_SIZE];
-  snprintf(buff, MYSQL_ERRMSG_SIZE, *errmsg, gtid_info.str().c_str());
+  my_snprintf(buff, MYSQL_ERRMSG_SIZE, *errmsg, gtid_info.str().c_str());
   *errmsg= const_cast<const char*>(buff);
 
   my_free(missing_gtids);
@@ -7869,7 +7869,7 @@ void MYSQL_BIN_LOG::report_missing_gtids(const Gtid_set* previous_gtid_set,
                   " GTID_SUBTRACT");
   /* Buffer for formatting the message about the missing GTIDs. */
   static char buff[MYSQL_ERRMSG_SIZE];
-  snprintf(buff, MYSQL_ERRMSG_SIZE, *errmsg, gtid_info.str().c_str());
+  my_snprintf(buff, MYSQL_ERRMSG_SIZE, *errmsg, gtid_info.str().c_str());
   *errmsg= const_cast<const char*>(buff);
 
   my_free(missing_gtids);