From a175314c3e5827eb193872241446f2f8f5c9d33c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:07:14 +0200 Subject: Adding upstream version 1:10.5.12. Signed-off-by: Daniel Baumann --- unittest/mysys/thr_template.c | 73 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 unittest/mysys/thr_template.c (limited to 'unittest/mysys/thr_template.c') diff --git a/unittest/mysys/thr_template.c b/unittest/mysys/thr_template.c new file mode 100644 index 00000000..42e035d9 --- /dev/null +++ b/unittest/mysys/thr_template.c @@ -0,0 +1,73 @@ +/* Copyright (c) 2006-2008 MySQL AB, 2009 Sun Microsystems, Inc. + Use is subject to license terms. + + 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 of the License. + + 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 02110-1335 USA */ + +#include +#include +#include + +volatile uint32 bad; +pthread_mutex_t mutex; + +void do_tests(); + +void test_concurrently(const char *test, pthread_handler handler, int n, int m) +{ + pthread_t *threads= malloc(n * sizeof(pthread_t)); + int i; + ulonglong now= my_interval_timer(); + + assert(threads); + bad= 0; + + diag("Testing %s with %d threads, %d iterations... ", test, n, m); + for (i= 0; i < n; i++) + { + if (pthread_create(&threads[i], 0, handler, &m) != 0) + { + diag("Could not create thread"); + abort(); + } + } + + for (i= 0; i < n; i++) + pthread_join(threads[i], 0); + + now= my_interval_timer() - now; + free(threads); + ok(!bad, "tested %s in %g secs (%d)", test, ((double)now)/1e9, bad); +} + +int main(int argc __attribute__((unused)), char **argv) +{ + MY_INIT(argv[0]); + + if (argv[1] && *argv[1]) + DBUG_SET_INITIAL(argv[1]); + + pthread_mutex_init(&mutex, 0); + +#define CYCLES 3000 +#define THREADS 30 + + diag("N CPUs: %d", my_getncpus()); + + do_tests(); + + pthread_mutex_destroy(&mutex); + my_end(0); + return exit_status(); +} + -- cgit v1.2.3