Fixed compiler warnings found by gcc 4.3.2

- Added braces around expressions with &&, ||, & and |
- Added empty line before ; for empty while and for loops
- Added () around if with assignments
- Removed const before function returning simple type

Changed BUILD scripts to not build with NDB 


BUILD/SETUP.sh:
  By default, don't build ndb with --max in Maria tree.
  NDB is not kept up to date anyway in 5.1
client/mysql.cc:
  Added braces around && to get rid of compiler warnings
sql/event_db_repository.cc:
  Added braces around && to get rid of compiler warnings
sql/events.cc:
  Added braces around && to get rid of compiler warnings
sql/field.cc:
  Added braces around && to get rid of compiler warnings
  Fixed for loops
sql/field.h:
  Added braces around & to get rid of compiler warnings
sql/field_conv.cc:
  Added braces around && to get rid of compiler warnings
  Fixed bug when copying between DATETIME fields and strict dates are used
  Removed not needeed else
sql/gstream.cc:
  Added braces around && to get rid of compiler warnings
sql/ha_ndbcluster.cc:
  Added braces around && to get rid of compiler warnings
  Added {} to get rid of compiler warnings
sql/handler.cc:
  Added braces around && to get rid of compiler warnings
sql/item.cc:
  Added braces around && to get rid of compiler warnings
sql/item_cmpfunc.cc:
  Added braces around && to get rid of compiler warnings
  Removed some not needed space
sql/item_func.cc:
  Added braces around && to get rid of compiler warnings
sql/item_strfunc.cc:
  Added braces around && to get rid of compiler warnings
sql/item_subselect.cc:
  Added braces around && to get rid of compiler warnings
sql/item_sum.cc:
  Added braces around && to get rid of compiler warnings
sql/item_timefunc.cc:
  Added braces around && to get rid of compiler warnings
sql/item_xmlfunc.cc:
  Added empty line before ; for empty while and for loops
sql/log.cc:
  Added braces around && to get rid of compiler warnings
sql/log_event.cc:
  Added braces around && to get rid of compiler warnings
  Removed not needed else
sql/log_event_old.cc:
  Added braces around && to get rid of compiler warnings
sql/opt_range.cc:
  Added braces around && to get rid of compiler warnings
sql/opt_sum.cc:
  Added braces around && to get rid of compiler warnings
sql/set_var.cc:
  Added empty line before ; for empty while and for loops
  Added () around if with assignments
sql/slave.cc:
  Added braces around && to get rid of compiler warnings
  Added empty line before ; for empty while and for loops
sql/spatial.h:
  Added braces around && to get rid of compiler warnings
sql/sql_acl.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_analyse.cc:
  Added empty line before ; for empty while and for loops
sql/sql_base.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_connect.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_db.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_delete.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_help.cc:
  Added empty line before ; for empty while and for loops
sql/sql_insert.cc:
  Added braces around && to get rid of compiler warnings
  Added () around if with assignments
sql/sql_lex.cc:
  Cast char array references to uchar; Fixed wrong array referencing when using characters > ASCII 128 in SQL statments
  Added empty line before ; for empty while and for loops
  Trivial indent fixes
  Added braces around && to get rid of compiler warnings
sql/sql_load.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_parse.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_partition.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_plugin.cc:
  Fixed bug in detecing if option variable should be readonly
  Added empty line before ; for empty while and for loops
sql/sql_prepare.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_select.cc:
  Added braces around && to get rid of compiler warnings
  Added () around if with assignments
  Added empty line before ; for empty while and for loops
sql/sql_show.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_table.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_trigger.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_update.cc:
  Added braces around && to get rid of compiler warnings
sql/sql_yacc.yy:
  Added braces around && to get rid of compiler warnings
sql/table.cc:
  Added braces around && to get rid of compiler warnings
sql/table.h:
  Added braces around && to get rid of compiler warnings
sql/time.cc:
  Added braces around && to get rid of compiler warnings
sql/tztime.cc:
  Added braces around && to get rid of compiler warnings
sql/uniques.cc:
  Added braces around && to get rid of compiler warnings
storage/federated/ha_federated.cc:
  Fixed bug in testing of variable to ha_info() (Not critical)
storage/heap/ha_heap.cc:
  Added braces around && to get rid of compiler warnings
storage/maria/ha_maria.cc:
  Fixed bug: Mark that maria_log_dir_path is readonly
  Added braces around && to get rid of compiler warnings
storage/ndb/include/ndbapi/NdbEventOperation.hpp:
  Removed const before function returning simple type
storage/ndb/include/ndbapi/NdbOperation.hpp:
  Removed const before function returning simple type
storage/ndb/src/ndbapi/Ndb.cpp:
  Added empty line before ; for empty while and for loops
storage/ndb/src/ndbapi/NdbEventOperation.cpp:
  Removed const before function returning simple type
storage/ndb/src/ndbapi/NdbEventOperationImpl.cpp:
  Removed const before function returning simple type
storage/ndb/src/ndbapi/NdbEventOperationImpl.hpp:
  Removed const before function returning simple type
storage/ndb/src/ndbapi/NdbRecAttr.cpp:
  Added empty line before ; for empty while and for loops
storage/ndb/src/ndbapi/TransporterFacade.hpp:
  Added braces around && to get rid of compiler warnings

sql/sql_parse.cc

@@ -5069,7 +5069,7 @@ check_access(THD *thd, ulong want_access, const char *db, ulong *save_priv,
 
   if (schema_db)
   {
-    if (!(sctx->master_access & FILE_ACL) && (want_access & FILE_ACL) ||
+    if ((!(sctx->master_access & FILE_ACL) && (want_access & FILE_ACL)) ||
         (want_access & ~(SELECT_ACL | EXTRA_ACL | FILE_ACL)))
     {
       if (!no_errors)
@@ -5103,7 +5103,7 @@ check_access(THD *thd, ulong want_access, const char *db, ulong *save_priv,
     DBUG_RETURN(FALSE);
   }
   if (((want_access & ~sctx->master_access) & ~(DB_ACLS | EXTRA_ACL)) ||
-      ! db && dont_check_global_grants)
+      (! db && dont_check_global_grants))
   {						// We can never grant this
     DBUG_PRINT("error",("No possible access"));
     if (!no_errors)
@@ -7670,7 +7670,7 @@ bool parse_sql(THD *thd,
   /* Check that if MYSQLparse() failed, thd->is_error() is set. */
 
   DBUG_ASSERT(!mysql_parse_status ||
-              mysql_parse_status && thd->is_error());
+              (mysql_parse_status && thd->is_error()));
 
   /* Reset parser state. */