Add SPDX identifiers to most source files

--

Signed-off-by: Werner Koch <wk@gnupg.org>

28 files changed, 492 insertions, 494 deletions

diff --git a/tests/gpg/Makefile.am b/tests/gpg/Makefile.am
index ba2d1f3f..b8d15165 100644
--- a/tests/gpg/Makefile.am
+++ b/tests/gpg/Makefile.am
@@ -14,8 +14,8 @@
 # Public License for more details.
 #
 # You should have received a copy of the GNU Lesser General Public
-# License along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+# License along with this program; if not, see <https://gnu.org/licenses/>.
+# SPDX-License-Identifier: LGPL-2.1-or-later
 
 ## Process this file with automake to produce Makefile.in
 
diff --git a/tests/gpg/t-cancel.c b/tests/gpg/t-cancel.c
index b5550d8a..48158fbd 100644
--- a/tests/gpg/t-cancel.c
+++ b/tests/gpg/t-cancel.c
@@ -1,23 +1,23 @@
 /* t-thread-cancel.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-decrypt-verify.c b/tests/gpg/t-decrypt-verify.c
index 653d74e9..cbd6cc70 100644
--- a/tests/gpg/t-decrypt-verify.c
+++ b/tests/gpg/t-decrypt-verify.c
@@ -15,7 +15,8 @@
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not, see <https://www.gnu.org/licenses/>.
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
  */
 
 /* We need to include config.h so that we know whether we are building
diff --git a/tests/gpg/t-decrypt.c b/tests/gpg/t-decrypt.c
index 92fadd68..408564d7 100644
--- a/tests/gpg/t-decrypt.c
+++ b/tests/gpg/t-decrypt.c
@@ -1,23 +1,23 @@
 /* t-decrypt.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-edit.c b/tests/gpg/t-edit.c
index 7b444fa0..b34ee3f7 100644
--- a/tests/gpg/t-edit.c
+++ b/tests/gpg/t-edit.c
@@ -1,23 +1,23 @@
 /* t-edit.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-encrypt-large.c b/tests/gpg/t-encrypt-large.c
index 8d78a049..fd389de7 100644
--- a/tests/gpg/t-encrypt-large.c
+++ b/tests/gpg/t-encrypt-large.c
@@ -1,22 +1,22 @@
 /* t-encrypt-large.c - Regression test for large amounts of data.
-   Copyright (C) 2005 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2005 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-encrypt-mixed.c b/tests/gpg/t-encrypt-mixed.c
index 57fdc515..4cc9d6a6 100644
--- a/tests/gpg/t-encrypt-mixed.c
+++ b/tests/gpg/t-encrypt-mixed.c
@@ -1,23 +1,23 @@
 /* t-encrypt-mixed.c - Regression test.
-   Copyright (C) 2016 by Bundesamt für Sicherheit in der Informationstechnik
-   Software engineering by Intevation GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2016 by Bundesamt für Sicherheit in der Informationstechnik
+ * Software engineering by Intevation GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>
diff --git a/tests/gpg/t-encrypt-sign.c b/tests/gpg/t-encrypt-sign.c
index 41d16a0a..dbdae0b6 100644
--- a/tests/gpg/t-encrypt-sign.c
+++ b/tests/gpg/t-encrypt-sign.c
@@ -1,23 +1,23 @@
 /* t-encrypt-sign.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-encrypt-sym.c b/tests/gpg/t-encrypt-sym.c
index 8e5e7ff4..127bac60 100644
--- a/tests/gpg/t-encrypt-sym.c
+++ b/tests/gpg/t-encrypt-sym.c
@@ -1,23 +1,20 @@
 /* t-encrypt-sym.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-encrypt.c b/tests/gpg/t-encrypt.c
index 6eafc00c..76d9e397 100644
--- a/tests/gpg/t-encrypt.c
+++ b/tests/gpg/t-encrypt.c
@@ -1,23 +1,23 @@
 /* t-encrypt.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-eventloop.c b/tests/gpg/t-eventloop.c
index 2d3df41a..b31764ea 100644
--- a/tests/gpg/t-eventloop.c
+++ b/tests/gpg/t-eventloop.c
@@ -1,23 +1,23 @@
 /* t-eventloop.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-export.c b/tests/gpg/t-export.c
index eaed829a..900bca99 100644
--- a/tests/gpg/t-export.c
+++ b/tests/gpg/t-export.c
@@ -1,23 +1,23 @@
 /* t-export.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-file-name.c b/tests/gpg/t-file-name.c
index 3c2a796b..3b29e4f1 100644
--- a/tests/gpg/t-file-name.c
+++ b/tests/gpg/t-file-name.c
@@ -1,23 +1,23 @@
 /* t-file-name.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-genkey.c b/tests/gpg/t-genkey.c
index f0127f78..4b977f19 100644
--- a/tests/gpg/t-genkey.c
+++ b/tests/gpg/t-genkey.c
@@ -1,23 +1,23 @@
 /* t-genkey.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-gpgconf.c b/tests/gpg/t-gpgconf.c
index 5eccedeb..d7a5f1ee 100644
--- a/tests/gpg/t-gpgconf.c
+++ b/tests/gpg/t-gpgconf.c
@@ -1,22 +1,22 @@
 /* t-gpgconf.c - Regression test.
-   Copyright (C) 2001, 2004, 2007 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2001, 2004, 2007 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>
diff --git a/tests/gpg/t-import.c b/tests/gpg/t-import.c
index 89a58159..ae822630 100644
--- a/tests/gpg/t-import.c
+++ b/tests/gpg/t-import.c
@@ -1,23 +1,23 @@
 /* t-import.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-keylist-sig.c b/tests/gpg/t-keylist-sig.c
index fdec7ca2..390ff41a 100644
--- a/tests/gpg/t-keylist-sig.c
+++ b/tests/gpg/t-keylist-sig.c
@@ -1,23 +1,23 @@
 /* t-keylist-sig.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-keylist.c b/tests/gpg/t-keylist.c
index 04170118..3b4fea18 100644
--- a/tests/gpg/t-keylist.c
+++ b/tests/gpg/t-keylist.c
@@ -1,23 +1,23 @@
 /* t-keylist.c  - regression test
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-sig-notation.c b/tests/gpg/t-sig-notation.c
index 11443bc9..df45cfd5 100644
--- a/tests/gpg/t-sig-notation.c
+++ b/tests/gpg/t-sig-notation.c
@@ -1,22 +1,22 @@
 /* t-sig-notation.c - Regression test.
-   Copyright (C) 2005 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2005 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-sign.c b/tests/gpg/t-sign.c
index 66f54eaf..54138241 100644
--- a/tests/gpg/t-sign.c
+++ b/tests/gpg/t-sign.c
@@ -1,23 +1,23 @@
 /* t-sign.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-signers.c b/tests/gpg/t-signers.c
index b1eb1913..cc8609a9 100644
--- a/tests/gpg/t-signers.c
+++ b/tests/gpg/t-signers.c
@@ -1,23 +1,23 @@
 /* t-signers.c - Regression tests for the multiple signers interface.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-support.h b/tests/gpg/t-support.h
index b6ad515a..b3f54e57 100644
--- a/tests/gpg/t-support.h
+++ b/tests/gpg/t-support.h
@@ -1,23 +1,23 @@
 /* t-support.h - Helper routines for regression tests.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 #include <unistd.h>
 #include <errno.h>
diff --git a/tests/gpg/t-thread-keylist-verify.c b/tests/gpg/t-thread-keylist-verify.c
index c011fbc0..3b31827f 100644
--- a/tests/gpg/t-thread-keylist-verify.c
+++ b/tests/gpg/t-thread-keylist-verify.c
@@ -1,23 +1,23 @@
 /* t-thread-verify.c - Regression test.
-   Copyright (C) 2015 by Bundesamt für Sicherheit in der Informationstechnik
-   Software engineering by Intevation GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2015 by Bundesamt für Sicherheit in der Informationstechnik
+ * Software engineering by Intevation GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>
diff --git a/tests/gpg/t-thread-keylist.c b/tests/gpg/t-thread-keylist.c
index d64a6d01..853bc3ad 100644
--- a/tests/gpg/t-thread-keylist.c
+++ b/tests/gpg/t-thread-keylist.c
@@ -1,23 +1,23 @@
 /* t-thread-verify.c - Regression test.
-   Copyright (C) 2015 by Bundesamt für Sicherheit in der Informationstechnik
-   Software engineering by Intevation GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2015 by Bundesamt für Sicherheit in der Informationstechnik
+ * Software engineering by Intevation GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>
diff --git a/tests/gpg/t-thread1.c b/tests/gpg/t-thread1.c
index 2f9ee5dc..57d00502 100644
--- a/tests/gpg/t-thread1.c
+++ b/tests/gpg/t-thread1.c
@@ -1,23 +1,23 @@
 /* t-thread1.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-trustlist.c b/tests/gpg/t-trustlist.c
index eeab85e9..54b2f70f 100644
--- a/tests/gpg/t-trustlist.c
+++ b/tests/gpg/t-trustlist.c
@@ -1,23 +1,23 @@
 /* t-trustlist.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-verify.c b/tests/gpg/t-verify.c
index fa0164ac..695a994e 100644
--- a/tests/gpg/t-verify.c
+++ b/tests/gpg/t-verify.c
@@ -1,23 +1,23 @@
 /* t-verify.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */
diff --git a/tests/gpg/t-wait.c b/tests/gpg/t-wait.c
index 352b9bfb..c19502cd 100644
--- a/tests/gpg/t-wait.c
+++ b/tests/gpg/t-wait.c
@@ -1,23 +1,23 @@
 /* t-wait.c - Regression test.
-   Copyright (C) 2000 Werner Koch (dd9jn)
-   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007 g10 Code GmbH
-
-   This file is part of GPGME.
-
-   GPGME is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   GPGME 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2000 Werner Koch (dd9jn)
+ * Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007 g10 Code GmbH
+ *
+ * This file is part of GPGME.
+ *
+ * GPGME is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * GPGME 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <https://gnu.org/licenses/>.
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
 
 /* We need to include config.h so that we know whether we are building
    with large file system (LFS) support. */