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Tue, 30 Apr 2024 00:49:03 GMT (envelope-from git) Date: Tue, 30 Apr 2024 00:49:03 GMT Message-Id: <202404300049.43U0n3vt012991@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Konstantin Belousov Subject: git: bd30b3dfd5c8 - stable/14 - Add test for pthread_sigqueue(3) List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: bd30b3dfd5c860849bb6bad43bbe824fe3d8b211 Auto-Submitted: auto-generated The branch stable/14 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=bd30b3dfd5c860849bb6bad43bbe824fe3d8b211 commit bd30b3dfd5c860849bb6bad43bbe824fe3d8b211 Author: Konstantin Belousov AuthorDate: 2024-04-20 19:59:14 +0000 Commit: Konstantin Belousov CommitDate: 2024-04-30 00:48:09 +0000 Add test for pthread_sigqueue(3) (cherry picked from commit fb2ab7ce52d3f1e9d0998f3e5c12c3468ce4563a) --- lib/libthr/tests/Makefile | 1 + lib/libthr/tests/pthread_sigqueue_test.c | 120 +++++++++++++++++++++++++++++++ 2 files changed, 121 insertions(+) diff --git a/lib/libthr/tests/Makefile b/lib/libthr/tests/Makefile index 8b7850b94265..d882ccfd877c 100644 --- a/lib/libthr/tests/Makefile +++ b/lib/libthr/tests/Makefile @@ -35,6 +35,7 @@ NETBSD_ATF_TESTS_SH+= exit_test NETBSD_ATF_TESTS_SH+= resolv_test ATF_TESTS_C+= umtx_op_test +ATF_TESTS_C+= pthread_sigqueue_test LIBADD+= pthread LIBADD.fpu_test+= m diff --git a/lib/libthr/tests/pthread_sigqueue_test.c b/lib/libthr/tests/pthread_sigqueue_test.c new file mode 100644 index 000000000000..053a8dac4039 --- /dev/null +++ b/lib/libthr/tests/pthread_sigqueue_test.c @@ -0,0 +1,120 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright 2024 The FreeBSD Foundation + * + * This software was developed by Konstantin Belousov + * under sponsorship from the FreeBSD Foundation. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#define NTHREADS 330 +static int value[NTHREADS]; +static pthread_t thr[NTHREADS]; +static pthread_barrier_t barrier; + +static void +handler(int signo __unused, siginfo_t *info, void *data __unused) +{ + pthread_t self; + int i; + + /* + * Formally this is thread-unsafe but we know context from + * where the signal is sent. + */ + self = pthread_self(); + for (i = 0; i < NTHREADS; i++) { + if (pthread_equal(self, thr[i])) { + value[i] = info->si_value.sival_int; + pthread_exit(NULL); + } + } +} + +static void * +threadfunc(void *arg __unused) +{ + pthread_barrier_wait(&barrier); + for (;;) + pause(); +} + +ATF_TC(pthread_sigqueue); +ATF_TC_HEAD(pthread_sigqueue, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Checks pthread_sigqueue(3) sigval delivery"); +} + +ATF_TC_BODY(pthread_sigqueue, tc) +{ + struct sigaction sa; + union sigval sv; + int error, i; + + error = pthread_barrier_init(&barrier, NULL, NTHREADS + 1); + ATF_REQUIRE_EQ(0, error); + + memset(&sa, 0, sizeof(sa)); + sa.sa_sigaction = handler; + sigemptyset(&sa.sa_mask); + sa.sa_flags = SA_SIGINFO; + + if (sigaction(SIGUSR1, &sa, NULL) != 0) + atf_tc_fail("sigaction failed"); + + memset(&sv, 0, sizeof(sv)); + + for (i = 0; i < NTHREADS; i++) { + error = pthread_create(&thr[i], NULL, threadfunc, NULL); + ATF_REQUIRE_EQ(0, error); + } + error = pthread_barrier_wait(&barrier); + ATF_REQUIRE(error == 0 || error == PTHREAD_BARRIER_SERIAL_THREAD); + + for (i = 0; i < NTHREADS; i++) { + sv.sival_int = i + 1000; + error = pthread_sigqueue(thr[i], SIGUSR1, sv); + ATF_REQUIRE_EQ(0, error); + error = pthread_join(thr[i], NULL); + ATF_REQUIRE_EQ(0, error); + } + for (i = 0; i < NTHREADS; i++) + ATF_REQUIRE_EQ(i + 1000, value[i]); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, pthread_sigqueue); + return atf_no_error(); +}