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[ginac.git] / check / test_runner.h

diff --git a/check/test_runner.h b/check/test_runner.h
index 3f668a7d762185451024e9665c8fd1f9b03200ca..4a306350f6e0b7de889dcb74275ea9f58fd76b11 100644 (file)
--- a/check/test_runner.h
+++ b/check/test_runner.h
@@ -1,10 +1,34 @@
+/** @file test_runner.h
+ *
+ *  Utility functions for benchmarking. */
+
+/*
+ *  GiNaC Copyright (C) 1999-2019 Johannes Gutenberg University Mainz, Germany
+ *
+ *  This program 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.
+ *
+ *  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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
 #ifndef GINAC_CHECK_TEST_RUNNER_H
 #define GINAC_CHECK_TEST_RUNNER_H
-#include <iostream>
+
+#include "timer.h"
+
 #include <cstdlib>
-#include <string>
 #include <ctime>
-#include "timer.h"
+#include <iostream>
+#include <string>
 
 template<typename T> static void 
 run_benchmark(T& benchmark,
@@ -46,7 +70,7 @@ static int run_expensive_timings_p()
        static const std::string env_name("GINAC_RUN_EXPENSIVE_TIMINGS");
        if (cc++ == 0) {
                char* envvar = std::getenv(env_name.c_str());
-               if (envvar != NULL) {
+               if (envvar != nullptr) {
                        value = std::atoi(envvar);
                        if (value < 0 || value > 2)
                                value = 0;
@@ -63,5 +87,4 @@ static int run_expensive_timings_p()
        return value;
 }
 
-#endif // GINAC_CHECK_TEST_RUNNER_H
-
+#endif // ndef GINAC_CHECK_TEST_RUNNER_H