Only convert to InnoDB if not already done

root/etc/e-smith/templates/etc/e-smith/sql/init/qpsmtpdLog2Sql

@@ -5,6 +5,12 @@ my $pass = ${'qpsmtpd'}{'DbPassword'} || 'secret';
 
 my $dbstruct = `rpm -qd smeserver-qpsmtpd-log2sql | grep smtp_log.sql`;
 
+my $convertInnoDB = '';
+foreach my $table qw(messages message_headers message_body rcpts){
+    $convertInnoDB .= "ALTER TABLE $table ENGINE=InnoDB;\n"
+        if (-e "/var/lib/mysql/$db/$table.MYD");
+}
+
 $OUT .= <<"END";
 #! /bin/sh
 if [ ! -d /var/lib/mysql/$db ]; then
@@ -43,11 +49,7 @@ REPLACE INTO db (
 FLUSH PRIVILEGES;
 
 USE smtp_log;
-
-ALTER TABLE messages ENGINE=InnoDB;
-ALTER TABLE message_headers ENGINE=InnoDB;
-ALTER TABLE message_body ENGINE=InnoDB;
-ALTER TABLE rcpts ENGINE=InnoDB;
+$convertInnoDB
 
 EOF
 END