Change licensing

This software is now dual-licensed, see LICENSE.md for details.

Change-Id: I646ab4a6e69f9f8c3cdfadd9ad3e4ca7007f729d

CMakeLists.txt

@@ -1,3 +1,7 @@
+# This software is dual-licensed under GPLv3 and a commercial
+# license. See the file LICENSE.md distributed with this software for
+# full license information.
+
 cmake_minimum_required(VERSION 3.9)
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_LIST_DIR}/cmake/Modules")
 project(SOEM

LICENSE

@@ -1,34 +0,0 @@
-Simple Open EtherCAT Master Library
-
-Copyright (C) 2005-2017 Speciaal Machinefabriek Ketels v.o.f.
-Copyright (C) 2005-2017 Arthur Ketels
-Copyright (C) 2008-2009 TU/e Technische Universiteit Eindhoven
-Copyright (C) 2009-2017 rt-labs AB, Sweden
-
-SOEM is free software; you can redistribute it and/or modify it under the terms
-of the GNU General Public License version 2 as published by the Free Software
-Foundation.
-
-SOEM is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
-PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
-As a special exception, if other files instantiate templates or use macros or
-inline functions from this file, or you compile this file and link it with other
-works to produce a work based on this file, this file does not by itself cause
-the resulting work to be covered by the GNU General Public License. However the
-source code for this file must still be made available in accordance with
-section (3) of the GNU General Public License.
-
-This exception does not invalidate any other reasons why a work based on this
-file might be covered by the GNU General Public License.
-
-The EtherCAT Technology, the trade name and logo "EtherCAT" are the intellectual
-property of, and protected by Beckhoff Automation GmbH. You can use SOEM for the
-sole purpose of creating, using and/or selling or otherwise distributing an
-EtherCAT network master provided that an EtherCAT Master License is obtained
-from Beckhoff Automation GmbH.
-
-In case you did not receive a copy of the EtherCAT Master License along with
-SOEM write to Beckhoff Automation GmbH, Eiserstrasse 5, D-33415 Verl, Germany
-(www.beckhoff.com).

LICENSE.md

@@ -0,0 +1,26 @@
+# Simple Open EtherCAT Master Library
+
+Copyright (C) 2005-2025 Speciaal Machinefabriek Ketels v.o.f.
+Copyright (C) 2005-2025 Arthur Ketels
+Copyright (C) 2008-2009 TU/e Technische Universiteit Eindhoven
+Copyright (C) 2009-2025 rt-labs AB, Sweden
+
+# License
+
+This software is dual-licensed.
+
+## GPL version 3
+
+This software is distributed under GPLv3. You are allowed to use this
+software for an open-source project with a compatible license.
+
+[GNU GPL license v3](https://www.gnu.org/licenses/gpl-3.0.html)
+
+## Commercial license
+
+This software is also available under a commercial license with
+options for support and maintenance. Please contact sales@rt-labs.com
+for further details.
+
+If you intend to use this stack in a commercial product, you likely need to
+buy a license.

doc/soem.dox

@@ -198,8 +198,9 @@
  * - Various fixes and improvements
  *
  * \section legal Legal notice
-*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ *
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  *
  */

osal/erika/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <time.h>

osal/erika/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/intime/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <rt.h>

osal/intime/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/linux/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <time.h>

osal/linux/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/macosx/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <time.h>

osal/macosx/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/osal.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_

osal/rtems/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <time.h>

osal/rtems/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/rtk/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <osal.h>

osal/rtk/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/vxworks/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <time.h>

osal/vxworks/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/win32/osal.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <winsock2.h>

osal/win32/osal_defs.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_defs_

osal/win32/osal_win32.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #ifndef _osal_win32_

oshw/erika/nicdrv.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/erika/nicdrv.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/erika/oshw.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <stdio.h>

oshw/erika/oshw.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/intime/nicdrv.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/intime/nicdrv.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/intime/oshw.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <sys/endian.h>

oshw/intime/oshw.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/linux/nicdrv.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/linux/nicdrv.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/linux/oshw.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <sys/ioctl.h>

oshw/linux/oshw.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/macosx/nicdrv.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/macosx/nicdrv.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/macosx/oshw.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <sys/ioctl.h>

oshw/macosx/oshw.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/rtems/nicdrv.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/rtems/nicdrv.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/rtems/oshw.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <sys/ioctl.h>

oshw/rtems/oshw.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/rtk/nicdrv.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/rtk/nicdrv.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/rtk/oshw.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include "oshw.h"

oshw/rtk/oshw.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/vxworks/nicdrv.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file

oshw/vxworks/nicdrv.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file 

oshw/vxworks/oshw.c

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 #include <sys/ioctl.h>

oshw/vxworks/oshw.h

@@ -1,6 +1,7 @@
 /*
- * Licensed under the GNU General Public License version 2 with exceptions. See
- * LICENSE file in the project root for full license information
+ * This software is dual-licensed under GPLv3 and a commercial
+ * license. See the file LICENSE.md distributed with this software for
+ * full license information.
  */
 
 /** \file