Merge baker@bk-internal.mysql.com:/home/bk/mysql-5.1

into  zim.(none):/home/brian/mysql/merge-5.1

mysql-test/include/have_archive.inc

---require r/have_archive.require
 --disable_query_log
-show variables like "have_archive";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'archive';
 --enable_query_log

mysql-test/include/have_blackhole.inc

--- require r/have_blackhole.require
 disable_query_log;
-show variables like "have_blackhole_engine";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'blackhole';
 enable_query_log;

mysql-test/include/have_csv.inc

--- require r/have_csv.require
 disable_query_log;
-show variables like "have_csv";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'csv';
 enable_query_log;

mysql-test/include/have_exampledb.inc

--- require r/have_exampledb.require
 disable_query_log;
-show variables like "have_example_engine";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'example';
 enable_query_log;

mysql-test/include/have_federated_db.inc

--- require r/have_federated_db.require
 disable_query_log;
-show variables like "have_federated_engine";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'federated';
 enable_query_log;

mysql-test/include/have_innodb.inc

--- require r/have_innodb.require
 disable_query_log;
-show variables like "have_innodb";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'innodb';
 enable_query_log;

mysql-test/include/have_multi_ndb.inc

@@ -9,8 +9,8 @@ disable_query_log;
 drop table if exists t1, t2;
 --enable_warnings
 flush tables;
---require r/have_ndb.require
-show variables like "have_ndbcluster";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'ndbcluster';
 enable_query_log;
 
 # Check that server2 has NDB support
@@ -20,8 +20,8 @@ disable_query_log;
 drop table if exists t1, t2;
 --enable_warnings
 flush tables;
---require r/have_ndb.require
-show variables like "have_ndbcluster";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'ndbcluster';
 enable_query_log;
 
 # Set the default connection to 'server1'

mysql-test/include/have_ndb.inc

 # Check that server is compiled and started with support for NDB
--- require r/have_ndb.require
 disable_query_log;
-show variables like "have_ndbcluster";
+--require r/true.require
+select support = 'Enabled' as `TRUE` from information_schema.engines where engine = 'ndbcluster';
 enable_query_log;
 
 # Check that NDB is installed and known to be working

mysql-test/r/have_archive.require

-Variable_name	Value
-have_archive	YES

mysql-test/r/have_blackhole.require

-Variable_name	Value
-have_blackhole_engine	YES

mysql-test/r/have_csv.require

-Variable_name	Value
-have_csv	YES

mysql-test/r/have_exampledb.require

-Variable_name	Value
-have_example_engine	YES

mysql-test/r/have_federated_db.require

-Variable_name	Value
-have_federated_engine	YES

mysql-test/r/have_innodb.require

-Variable_name	Value
-have_innodb	YES

mysql-test/r/have_ndb.require

-Variable_name	Value
-have_ndbcluster	YES

mysql-test/r/have_raid.require

-Variable_name	Value
-have_raid	YES

sql/mysql_priv.h

@@ -1625,67 +1625,34 @@ extern TYPELIB log_output_typelib;
 
 /* optional things, have_* variables */
 
-#ifdef WITH_INNOBASE_STORAGE_ENGINE
-extern handlerton *innobase_hton;
 extern SHOW_COMP_OPTION have_innodb;
-#else
-extern SHOW_COMP_OPTION have_innodb;
-#endif
-#ifdef WITH_EXAMPLE_STORAGE_ENGINE
-extern handlerton *example_hton;
-extern SHOW_COMP_OPTION have_example_db;
-#else
 extern SHOW_COMP_OPTION have_example_db;
-#endif
-#ifdef WITH_ARCHIVE_STORAGE_ENGINE
-extern handlerton *archive_hton;
-extern SHOW_COMP_OPTION have_archive_db;
-#else
 extern SHOW_COMP_OPTION have_archive_db;
-#endif
-#ifdef WITH_CSV_STORAGE_ENGINE
-extern handlerton *tina_hton;
 extern SHOW_COMP_OPTION have_csv_db;
-#else
-extern SHOW_COMP_OPTION have_csv_db;
-#endif
-#ifdef WITH_FEDERATED_STORAGE_ENGINE
-extern handlerton *federated_hton;
 extern SHOW_COMP_OPTION have_federated_db;
-#else
-extern SHOW_COMP_OPTION have_federated_db;
-#endif
-#ifdef WITH_BLACKHOLE_STORAGE_ENGINE
-extern handlerton *blackhole_hton;
-extern SHOW_COMP_OPTION have_blackhole_db;
-#else
 extern SHOW_COMP_OPTION have_blackhole_db;
+extern SHOW_COMP_OPTION have_ndbcluster;
+extern SHOW_COMP_OPTION have_partition_db;
+extern SHOW_COMP_OPTION have_merge_db;
+
+#ifdef WITH_CSV_STORAGE_ENGINE
+extern handlerton *tina_hton;
 #endif
 #ifdef WITH_NDBCLUSTER_STORAGE_ENGINE
 extern handlerton *ndbcluster_hton;
-extern SHOW_COMP_OPTION have_ndbcluster;
-#else
-extern SHOW_COMP_OPTION have_ndbcluster;
 #endif
 #ifdef WITH_PARTITION_STORAGE_ENGINE
 extern handlerton *partition_hton;
-extern SHOW_COMP_OPTION have_partition_db;
-#else
-extern SHOW_COMP_OPTION have_partition_db;
 #endif
-
 #ifdef WITH_MYISAMMRG_STORAGE_ENGINE
 extern handlerton *myisammrg_hton;
-extern SHOW_COMP_OPTION have_merge_db;
-#else
-extern SHOW_COMP_OPTION have_merge_db;
 #endif
 
 extern handlerton *myisam_hton;
 extern handlerton *heap_hton;
 
 extern SHOW_COMP_OPTION have_row_based_replication;
-extern SHOW_COMP_OPTION have_raid, have_openssl, have_symlink, have_dlopen;
+extern SHOW_COMP_OPTION have_openssl, have_symlink, have_dlopen;
 extern SHOW_COMP_OPTION have_query_cache;
 extern SHOW_COMP_OPTION have_geometry, have_rtree_keys;
 extern SHOW_COMP_OPTION have_crypt;