dict_create_index_step(): Invoke dict_index_add_to_cache()

in strict mode only if innodb_strict_mode is set. (Bug #50495)

trx_is_strict(): New function, for checking innodb_strict_mode.

storage/innodb_plugin/ChangeLog

+2010-04-20	The InnoDB Team
+
+	* dict/dict0crea.c, handler/ha_innodb.cc, include/trx0trx.h:
+	Fix Bug#50495 'Row size too large' for plugin, but works for
+	built-in InnoDB
+	Only check the record size at index creation time when
+	innodb_strict_mode is set.
+
 2010-04-20	The InnoDB Team
 
 	* btr/btr0btr.c, include/univ.i:

storage/innodb_plugin/dict/dict0crea.c

@@ -1106,7 +1106,7 @@ dict_create_index_step(
 		dulint	index_id = node->index->id;
 
 		err = dict_index_add_to_cache(node->table, node->index,
-					      FIL_NULL, TRUE);
+					      FIL_NULL, trx_is_strict(trx));
 
 		node->index = dict_index_get_if_in_cache_low(index_id);
 		ut_a(!node->index == (err != DB_SUCCESS));

storage/innodb_plugin/handler/ha_innodb.cc

@@ -1816,6 +1816,19 @@ trx_is_interrupted(
 	return(trx && trx->mysql_thd && thd_killed((THD*) trx->mysql_thd));
 }
 
+/**********************************************************************//**
+Determines if the currently running transaction is in strict mode.
+@return	TRUE if strict */
+extern "C" UNIV_INTERN
+ibool
+trx_is_strict(
+/*==========*/
+	trx_t*	trx)	/*!< in: transaction */
+{
+	return(trx && trx->mysql_thd
+	       && THDVAR((THD*) trx->mysql_thd, strict_mode));
+}
+
 /**************************************************************//**
 Resets some fields of a prebuilt struct. The template is used in fast
 retrieval of just those column values MySQL needs in its processing. */

storage/innodb_plugin/include/trx0trx.h

@@ -391,6 +391,14 @@ ibool
 trx_is_interrupted(
 /*===============*/
 	trx_t*	trx);	/*!< in: transaction */
+/**********************************************************************//**
+Determines if the currently running transaction is in strict mode.
+@return	TRUE if strict */
+UNIV_INTERN
+ibool
+trx_is_strict(
+/*==========*/
+	trx_t*	trx);	/*!< in: transaction */
 #else /* !UNIV_HOTBACKUP */
 #define trx_is_interrupted(trx) FALSE
 #endif /* !UNIV_HOTBACKUP */