Fixes for BUG#10039 "MEMORY engine is reported as HEAP",

BUG#9738 "SHOW VARIABLES still displays the deprecated 'log_update' in 5.0",
BUG#9542 "MySQL dies with signal 11 when it is using non-existent location of binary logs"

mysql-test/r/create.result

@@ -210,7 +210,7 @@ drop table if exists t1;
 SET SESSION storage_engine="heap";
 SELECT @@storage_engine;
 @@storage_engine
-HEAP
+MEMORY
 CREATE TABLE t1 (a int not null);
 show create table t1;
 Table	Create Table
@@ -222,7 +222,7 @@ SET SESSION storage_engine="gemini";
 ERROR 42000: Unknown table engine 'gemini'
 SELECT @@storage_engine;
 @@storage_engine
-HEAP
+MEMORY
 CREATE TABLE t1 (a int not null);
 show create table t1;
 Table	Create Table
@@ -371,7 +371,7 @@ drop database mysqltest;
 SET SESSION storage_engine="heap";
 SELECT @@storage_engine;
 @@storage_engine
-HEAP
+MEMORY
 CREATE TABLE t1 (a int not null);
 show create table t1;
 Table	Create Table
@@ -383,7 +383,7 @@ SET SESSION storage_engine="gemini";
 ERROR 42000: Unknown table engine 'gemini'
 SELECT @@storage_engine;
 @@storage_engine
-HEAP
+MEMORY
 CREATE TABLE t1 (a int not null);
 show create table t1;
 Table	Create Table

mysql-test/r/ps_1general.result

@@ -322,8 +322,8 @@ prepare stmt4 from ' show storage engines ';
 execute stmt4;
 Engine	Support	Comment
 MyISAM	YES/NO	Default engine as of MySQL 3.23 with great performance
-HEAP	YES/NO	Alias for MEMORY
 MEMORY	YES/NO	Hash based, stored in memory, useful for temporary tables
+HEAP	YES/NO	Alias for MEMORY
 MERGE	YES/NO	Collection of identical MyISAM tables
 MRG_MYISAM	YES/NO	Alias for MERGE
 ISAM	YES/NO	Obsolete storage engine, now replaced by MyISAM

mysql-test/r/variables.result

@@ -148,7 +148,7 @@ timed_mutexes	OFF
 set storage_engine=MYISAM, storage_engine="HEAP", global storage_engine="MERGE";
 show local variables like 'storage_engine';
 Variable_name	Value
-storage_engine	HEAP
+storage_engine	MEMORY
 show global variables like 'storage_engine';
 Variable_name	Value
 storage_engine	MERGE
@@ -254,7 +254,7 @@ set storage_engine=MERGE, big_tables=2;
 ERROR 42000: Variable 'big_tables' can't be set to the value of '2'
 show local variables like 'storage_engine';
 Variable_name	Value
-storage_engine	HEAP
+storage_engine	MEMORY
 set SESSION query_cache_size=10000;
 ERROR HY000: Variable 'query_cache_size' is a GLOBAL variable and should be set with SET GLOBAL
 set GLOBAL storage_engine=DEFAULT;

sql/handler.cc

@@ -70,10 +70,10 @@ struct show_table_type_st sys_table_types[]=
 {
   {"MyISAM",	&have_yes,
    "Default engine as of MySQL 3.23 with great performance", DB_TYPE_MYISAM},
-  {"HEAP",	&have_yes,
-   "Alias for MEMORY", DB_TYPE_HEAP},
   {"MEMORY",	&have_yes,
    "Hash based, stored in memory, useful for temporary tables", DB_TYPE_HEAP},
+  {"HEAP",	&have_yes,
+   "Alias for MEMORY", DB_TYPE_HEAP},
   {"MERGE",	&have_yes,
    "Collection of identical MyISAM tables", DB_TYPE_MRG_MYISAM},
   {"MRG_MYISAM",&have_yes,

sql/log.cc

@@ -2857,6 +2857,13 @@ int TC_LOG_BINLOG::open(const char *opt_name)
   pthread_mutex_init(&LOCK_prep_xids, MY_MUTEX_INIT_FAST);
   pthread_cond_init (&COND_prep_xids, 0);
 
+  if (!my_b_inited(&index_file))
+  {
+    /* There was a failure to open the index file, can't open the binlog */
+    cleanup();
+    return 1;
+  }
+
   if (using_heuristic_recover())
   {
     /* generate a new binlog to mask a corrupted one */

sql/set_var.cc

@@ -847,7 +847,6 @@ struct show_var_st init_vars[]= {
   {"log_slave_updates",       (char*) &opt_log_slave_updates,       SHOW_MY_BOOL},
 #endif
   {"log_slow_queries",        (char*) &opt_slow_log,                SHOW_BOOL},
-  {"log_update",              (char*) &opt_update_log,              SHOW_BOOL},
   {sys_log_warnings.name,     (char*) &sys_log_warnings,	    SHOW_SYS},
   {sys_long_query_time.name,  (char*) &sys_long_query_time, 	    SHOW_SYS},
   {sys_low_priority_updates.name, (char*) &sys_low_priority_updates, SHOW_SYS},