Added comment and license.

test/api/t8_fortran_interface/t8_test_mpi_init.f90

@@ -1,4 +1,29 @@
-program t8_test_init
+!! This file is part of t8code.
+!! t8code is a C library to manage a collection (a forest) of multiple
+!! connected adaptive space-trees of general element classes in parallel.
+!!
+!! Copyright (C) 2024 the developers
+!!
+!! t8code is free software; you can redistribute it and/or modify
+!! it under the terms of the GNU General Public License as published by
+!! the Free Software Foundation; either version 2 of the License, or
+!! (at your option) any later version.
+!!
+!! t8code 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.
+!!
+!! You should have received a copy of the GNU General Public License
+!! along with t8code; if not, write to the Free Software Foundation, Inc.,
+!! 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+!! Description:
+!!
+!! This program tests if t8code can be initialized from Fortran
+!! with given MPI communicator. Works only when MPI is enabled.
+
+program t8_test_mpi_init
   use mpi
   use iso_c_binding, only: c_ptr, c_int
   use t8_fortran_interface_mod