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Diffstat (limited to 'hardinfo2/modules/benchmark/fib.c')
-rw-r--r--hardinfo2/modules/benchmark/fib.c50
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diff --git a/hardinfo2/modules/benchmark/fib.c b/hardinfo2/modules/benchmark/fib.c
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+++ b/hardinfo2/modules/benchmark/fib.c
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+/*
+ * HardInfo - Displays System Information
+ * Copyright (C) 2003-2007 Leandro A. F. Pereira <leandro@hardinfo.org>
+ *
+ * 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, version 2.
+ *
+ * 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "benchmark.h"
+
+static gulong
+fib(gulong n)
+{
+ if (n == 0)
+ return 0;
+ else if (n <= 2)
+ return 1;
+ return fib(n - 1) + fib(n - 2);
+}
+
+static void
+benchmark_fib(void)
+{
+ GTimer *timer = g_timer_new();
+ gdouble elapsed;
+
+ shell_view_set_enabled(FALSE);
+ shell_status_update("Calculating the 42nd Fibonacci number...");
+
+ g_timer_reset(timer);
+ g_timer_start(timer);
+
+ fib(42);
+
+ g_timer_stop(timer);
+ elapsed = g_timer_elapsed(timer, NULL);
+ g_timer_destroy(timer);
+
+ bench_results[BENCHMARK_FIB] = elapsed;
+}