diff --git a/src/core/tamaas.cpp b/src/core/tamaas.cpp
index ccd5ffa..88c50d9 100644
--- a/src/core/tamaas.cpp
+++ b/src/core/tamaas.cpp
@@ -1,54 +1,66 @@
/**
* @file
* @section LICENSE
*
* Copyright (©) 2016-2020 EPFL (École Polytechnique Fédérale de Lausanne),
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see .
*
*/
/* -------------------------------------------------------------------------- */
#include "tamaas.hh"
#include "loop.hh"
#include
#include
/* -------------------------------------------------------------------------- */
namespace tamaas {
void initialize(UInt num_threads) {
- if (num_threads)
+ if (num_threads) {
omp_set_num_threads(num_threads); // set user-defined number of threads
+ }
// fftw_import_wisdom_from_filename("fftransform_fftw_wisdom");
#ifndef USE_CUDA
- if (!fftw_init_threads())
+ if (not fftw_init_threads())
TAMAAS_EXCEPTION("FFTW could not initialize threads!");
fftw_plan_with_nthreads(omp_get_max_threads());
#endif
}
/* -------------------------------------------------------------------------- */
void finalize() {
// fftw_export_wisdom_to_filename("fftransform_fftw_wisdom");
fftw_cleanup_threads();
}
+namespace {
+/// Manager for initialize + finalize
+struct entry_exit_points {
+ entry_exit_points() { initialize(); }
+ ~entry_exit_points() { finalize(); }
+ static const entry_exit_points singleton;
+};
+
+const entry_exit_points entry_exit_points::singleton;
+} // namespace
+
} // namespace tamaas