Merge 10.2 into 10.3

mysql-test/lib/My/Config.pm

@@ -21,6 +21,17 @@ use strict;
 use warnings;
 use Carp;
 
+# Define all MariaDB options that the user should be able to specify
+# many times in the config file. Note that options must be written
+# using '-' instead of '_' here!
+
+my %multipart_options=
+  (
+   "plugin-load-add" => 1,
+   "optimizer-switch" => 1,
+);
+
+
 sub new {
   my ($class, $option_name, $option_value)= @_;
   my $self= bless { name => $option_name,
@@ -327,7 +338,6 @@ sub new {
       # Skip comment
       next;
     }
-    
     else {
       croak "Unexpected line '$line' found in '$path'";
     }
@@ -355,6 +365,11 @@ sub insert {
 
   if ( defined $option ) {
     #print "option: $option, value: $value\n";
+    my $tmp_option= $option;
+    $tmp_option =~ s/_/-/g;
+
+    # If the option is an option that one can specify many times, always add
+    $if_not_exist= 1 if ($multipart_options{$tmp_option});
 
     # Add the option to the group
     $group->insert($option, $value, $if_not_exist);

mysql-test/lib/My/ConfigFactory.pm

@@ -311,7 +311,7 @@ sub post_check_client_groups {
 				$first_mysqld->name());
 
  # Then generate [client.<suffix>] for each [mysqld.<suffix>]
- foreach my $mysqld ( $config->like('mysqld.') ) {
+ foreach my $mysqld ( $config->like('mysqld\.') ) {
    $self->post_check_client_group($config,
 				  'client'.$mysqld->after('mysqld'),
 				  $mysqld->name())
@@ -333,7 +333,7 @@ sub post_check_embedded_group {
   my $mysqld= $config->group('mysqld') or
     croak "Can't run with embedded, config has no default mysqld section";
 
-  my $first_mysqld= $config->first_like('mysqld.') or
+  my $first_mysqld= $config->first_like('mysqld\.') or
     croak "Can't run with embedded, config has no mysqld";
 
   my %no_copy = map { $_ => 1 }
@@ -372,7 +372,7 @@ sub resolve_at_variable {
   }
   $res .= $after;
 
-  $config->insert($group->name(), $option->name(), $res)
+  $option->{value}= $res;
 }
 
 
@@ -457,7 +457,7 @@ sub new_config {
   }
 
   $self->run_section_rules($config,
-			   'mysqld.',
+			   'mysqld\.',
 			   @mysqld_rules);
 
   # [mysqlbinlog] need additional settings