after merge fixes

mysql-test/r/fulltext.result:
  after merge - test results updated
sql/sql_class.cc:
  protection

mysql-test/r/fulltext.result

@@ -132,6 +132,7 @@ a	b
 MySQL has now support	for full-text search
 select * from t1 where MATCH a,b AGAINST ('"now   support"' IN BOOLEAN MODE);
 a	b
+MySQL has now support	for full-text search
 select * from t1 where MATCH a,b AGAINST ('"text search"  "now support"' IN BOOLEAN MODE);
 a	b
 MySQL has now support	for full-text search

mysys/my_bitmap.c

@@ -40,6 +40,7 @@
 #include <my_bitmap.h>
 #include <m_string.h>
 
+static inline void bitmap_lock(MY_BITMAP *map)
 {
 #ifdef THREAD
   if (map->mutex)
@@ -47,6 +48,7 @@
 #endif
 }
 
+static inline void bitmap_unlock(MY_BITMAP *map)
 {
 #ifdef THREAD
   if (map->mutex)

sql/ha_heap.cc

@@ -489,8 +489,6 @@ int ha_heap::create(const char *name, TABLE *table_arg,
     default:
       DBUG_ASSERT(0); // cannot happen
     }
-    keydef[key].algorithm= ((pos->algorithm == HA_KEY_ALG_UNDEF) ?
-			    HA_KEY_ALG_HASH : pos->algorithm);
 
     for (; key_part != key_part_end; key_part++, seg++)
     {

sql/mysqld.cc

@@ -1462,8 +1462,8 @@ void close_connection(THD *thd, uint errcode, bool lock)
 		      errcode ? ER(errcode) : ""));
   if (lock)
     (void) pthread_mutex_lock(&LOCK_thread_count);
-  thd->killed=1;
-  if ((vio=thd->net.vio) != 0)
+  thd->killed= THD::KILL_CONNECTION;
+  if ((vio= thd->net.vio) != 0)
   {
     if (errcode)
       net_send_error(thd, errcode, ER(errcode)); /* purecov: inspected */

sql/protocol.cc

@@ -60,7 +60,7 @@ void net_send_error(THD *thd, uint sql_errno, const char *err)
   char buff[MYSQL_ERRMSG_SIZE+2], *pos;
 #endif
   NET *net= &thd->net;
-  bool generate_warning= 1;
+  bool generate_warning= thd->killed != THD::KILL_CONNECTION;
   DBUG_ENTER("net_send_error");
   DBUG_PRINT("enter",("sql_errno: %d  err: %s", sql_errno,
 		      err ? err : net->last_error[0] ?
@@ -252,7 +252,7 @@ net_printf_error(THD *thd, uint errcode, ...)
   strmake(net->last_error, text_pos, length);
   strmake(net->sqlstate, mysql_errno_to_sqlstate(errcode), SQLSTATE_LENGTH);
 #endif
-  if (!thd->killed)
+  if (thd->killed != THD::KILL_CONNECTION)
     push_warning(thd, MYSQL_ERROR::WARN_LEVEL_ERROR, errcode,
                  text_pos ? text_pos : ER(errcode));
   thd->is_fatal_error=0;			// Error message is given

sql/sql_class.cc

@@ -1781,7 +1781,11 @@ void TMP_TABLE_PARAM::init()
 
 void thd_increment_bytes_sent(ulong length)
 {
-  current_thd->status_var.bytes_sent+= length;
+  THD *thd=current_thd;
+  if (likely(thd))
+  { /* current_thd==0 when close_connection() calls net_send_error() */
+    thd->status_var.bytes_sent+= length;
+  }
 }