nsprpub/pr/tests/monref.c@7e26c7da4463 (annotated)
nsprpub/pr/tests/monref.c
Wed, 31 Dec 2014 06:55:50 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:55:50 +0100
- changeset 2
- 7e26c7da4463
- permissions
- -rw-r--r--
Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2
| michael@0 | 1 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | /* |
| michael@0 | 7 | * This test program demonstrates that PR_ExitMonitor needs to add a |
| michael@0 | 8 | * reference to the PRMonitor object before unlocking the internal |
| michael@0 | 9 | * mutex. |
| michael@0 | 10 | */ |
| michael@0 | 11 | |
| michael@0 | 12 | #include "prlog.h" |
| michael@0 | 13 | #include "prmon.h" |
| michael@0 | 14 | #include "prthread.h" |
| michael@0 | 15 | |
| michael@0 | 16 | #include <stdio.h> |
| michael@0 | 17 | #include <stdlib.h> |
| michael@0 | 18 | |
| michael@0 | 19 | /* Protected by the PRMonitor 'mon' in the main function. */ |
| michael@0 | 20 | static PRBool done = PR_FALSE; |
| michael@0 | 21 | |
| michael@0 | 22 | static void ThreadFunc(void *arg) |
| michael@0 | 23 | { |
| michael@0 | 24 | PRMonitor *mon = (PRMonitor *)arg; |
| michael@0 | 25 | PRStatus rv; |
| michael@0 | 26 | |
| michael@0 | 27 | PR_EnterMonitor(mon); |
| michael@0 | 28 | done = PR_TRUE; |
| michael@0 | 29 | rv = PR_Notify(mon); |
| michael@0 | 30 | PR_ASSERT(rv == PR_SUCCESS); |
| michael@0 | 31 | rv = PR_ExitMonitor(mon); |
| michael@0 | 32 | PR_ASSERT(rv == PR_SUCCESS); |
| michael@0 | 33 | } |
| michael@0 | 34 | |
| michael@0 | 35 | int main() |
| michael@0 | 36 | { |
| michael@0 | 37 | PRMonitor *mon; |
| michael@0 | 38 | PRThread *thread; |
| michael@0 | 39 | PRStatus rv; |
| michael@0 | 40 | |
| michael@0 | 41 | mon = PR_NewMonitor(); |
| michael@0 | 42 | if (!mon) { |
| michael@0 | 43 | fprintf(stderr, "PR_NewMonitor failed\n"); |
| michael@0 | 44 | exit(1); |
| michael@0 | 45 | } |
| michael@0 | 46 | |
| michael@0 | 47 | thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, mon, |
| michael@0 | 48 | PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, |
| michael@0 | 49 | PR_JOINABLE_THREAD, 0); |
| michael@0 | 50 | if (!thread) { |
| michael@0 | 51 | fprintf(stderr, "PR_CreateThread failed\n"); |
| michael@0 | 52 | exit(1); |
| michael@0 | 53 | } |
| michael@0 | 54 | |
| michael@0 | 55 | PR_EnterMonitor(mon); |
| michael@0 | 56 | while (!done) { |
| michael@0 | 57 | rv = PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT); |
| michael@0 | 58 | PR_ASSERT(rv == PR_SUCCESS); |
| michael@0 | 59 | } |
| michael@0 | 60 | rv = PR_ExitMonitor(mon); |
| michael@0 | 61 | PR_ASSERT(rv == PR_SUCCESS); |
| michael@0 | 62 | |
| michael@0 | 63 | /* |
| michael@0 | 64 | * Do you agree it should be safe to destroy 'mon' now? |
| michael@0 | 65 | * See bug 844784 comment 27. |
| michael@0 | 66 | */ |
| michael@0 | 67 | PR_DestroyMonitor(mon); |
| michael@0 | 68 | |
| michael@0 | 69 | rv = PR_JoinThread(thread); |
| michael@0 | 70 | PR_ASSERT(rv == PR_SUCCESS); |
| michael@0 | 71 | |
| michael@0 | 72 | printf("PASS\n"); |
| michael@0 | 73 | return 0; |
| michael@0 | 74 | } |
