From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- nsprpub/pr/tests/monref.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 nsprpub/pr/tests/monref.c (limited to 'nsprpub/pr/tests/monref.c') diff --git a/nsprpub/pr/tests/monref.c b/nsprpub/pr/tests/monref.c new file mode 100644 index 000000000..3e2ae637b --- /dev/null +++ b/nsprpub/pr/tests/monref.c @@ -0,0 +1,74 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* + * This test program demonstrates that PR_ExitMonitor needs to add a + * reference to the PRMonitor object before unlocking the internal + * mutex. + */ + +#include "prlog.h" +#include "prmon.h" +#include "prthread.h" + +#include +#include + +/* Protected by the PRMonitor 'mon' in the main function. */ +static PRBool done = PR_FALSE; + +static void ThreadFunc(void *arg) +{ + PRMonitor *mon = (PRMonitor *)arg; + PRStatus rv; + + PR_EnterMonitor(mon); + done = PR_TRUE; + rv = PR_Notify(mon); + PR_ASSERT(rv == PR_SUCCESS); + rv = PR_ExitMonitor(mon); + PR_ASSERT(rv == PR_SUCCESS); +} + +int main() +{ + PRMonitor *mon; + PRThread *thread; + PRStatus rv; + + mon = PR_NewMonitor(); + if (!mon) { + fprintf(stderr, "PR_NewMonitor failed\n"); + exit(1); + } + + thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, mon, + PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, + PR_JOINABLE_THREAD, 0); + if (!thread) { + fprintf(stderr, "PR_CreateThread failed\n"); + exit(1); + } + + PR_EnterMonitor(mon); + while (!done) { + rv = PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT); + PR_ASSERT(rv == PR_SUCCESS); + } + rv = PR_ExitMonitor(mon); + PR_ASSERT(rv == PR_SUCCESS); + + /* + * Do you agree it should be safe to destroy 'mon' now? + * See bug 844784 comment 27. + */ + PR_DestroyMonitor(mon); + + rv = PR_JoinThread(thread); + PR_ASSERT(rv == PR_SUCCESS); + + printf("PASS\n"); + return 0; +} -- cgit v1.2.3