From 75accc3bc3c164ac6063c384c98f0dfa7d489dcc Mon Sep 17 00:00:00 2001 From: Austin Foxley Date: Sat, 17 Oct 2009 12:39:06 -0700 Subject: test/nptl/: tests for NPTL Signed-off-by: Austin Foxley --- test/nptl/tst-mutex7.c | 121 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 test/nptl/tst-mutex7.c (limited to 'test/nptl/tst-mutex7.c') diff --git a/test/nptl/tst-mutex7.c b/test/nptl/tst-mutex7.c new file mode 100644 index 000000000..a9b9f318c --- /dev/null +++ b/test/nptl/tst-mutex7.c @@ -0,0 +1,121 @@ +/* Copyright (C) 2002, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include + + +#ifndef INIT +# define INIT PTHREAD_MUTEX_INITIALIZER +#endif + + +static pthread_mutex_t lock = INIT; + + +#define ROUNDS 1000 +#define N 100 + + +static void * +tf (void *arg) +{ + int nr = (long int) arg; + int cnt; + struct timespec ts = { .tv_sec = 0, .tv_nsec = 11000 }; + + for (cnt = 0; cnt < ROUNDS; ++cnt) + { + if (pthread_mutex_lock (&lock) != 0) + { + printf ("thread %d: failed to get the lock\n", nr); + return (void *) 1l; + } + + if (pthread_mutex_unlock (&lock) != 0) + { + printf ("thread %d: failed to release the lock\n", nr); + return (void *) 1l; + } + + nanosleep (&ts, NULL); + } + + return NULL; +} + + +static int +do_test (void) +{ + pthread_attr_t at; + pthread_t th[N]; + int cnt; + + if (pthread_attr_init (&at) != 0) + { + puts ("attr_init failed"); + return 1; + } + + if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0) + { + puts ("attr_setstacksize failed"); + return 1; + } + + if (pthread_mutex_lock (&lock) != 0) + { + puts ("locking in parent failed"); + return 1; + } + + for (cnt = 0; cnt < N; ++cnt) + if (pthread_create (&th[cnt], &at, tf, (void *) (long int) cnt) != 0) + { + printf ("creating thread %d failed\n", cnt); + return 1; + } + + if (pthread_attr_destroy (&at) != 0) + { + puts ("attr_destroy failed"); + return 1; + } + + if (pthread_mutex_unlock (&lock) != 0) + { + puts ("unlocking in parent failed"); + return 1; + } + + for (cnt = 0; cnt < N; ++cnt) + if (pthread_join (th[cnt], NULL) != 0) + { + printf ("joining thread %d failed\n", cnt); + return 1; + } + + return 0; +} + +#define TIMEOUT 60 +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" -- cgit v1.2.3