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https://gitlab.winehq.org/wine/wine-gecko.git
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390 lines
11 KiB
C
390 lines
11 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape Portable Runtime (NSPR).
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "plerror.h"
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#include "plgetopt.h"
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#include "prinit.h"
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#include "prprf.h"
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#include "prio.h"
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#include "prcvar.h"
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#include "prmon.h"
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#include "prcmon.h"
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#include "prlock.h"
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#include "prerror.h"
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#include "prinit.h"
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#include "prinrval.h"
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#include "prthread.h"
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static PRLock *ml = NULL;
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static PRIntervalTime base;
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static PRFileDesc *err = NULL;
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typedef struct CMonShared
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{
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PRInt32 o1, o2;
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} CMonShared;
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typedef struct MonShared
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{
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PRMonitor *o1, *o2;
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} MonShared;
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typedef struct LockShared
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{
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PRLock *o1, *o2;
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PRCondVar *cv1, *cv2;
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} LockShared;
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static void LogNow(const char *msg, PRStatus rv)
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{
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PRIntervalTime now = PR_IntervalNow();
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PR_Lock(ml);
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PR_fprintf(err, "%6ld: %s", (now - base), msg);
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if (PR_FAILURE == rv) PL_FPrintError(err, " ");
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else PR_fprintf(err, "\n");
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PR_Unlock(ml);
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} /* LogNow */
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static void Help(void)
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{
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PR_fprintf(err, "Usage: [-[d][l][m][c]] [-h]\n");
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PR_fprintf(err, "\t-d debug mode (default: FALSE)\n");
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PR_fprintf(err, "\t-l test with locks (default: FALSE)\n");
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PR_fprintf(err, "\t-m tests with monitors (default: FALSE)\n");
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PR_fprintf(err, "\t-c tests with cmonitors (default: FALSE)\n");
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PR_fprintf(err, "\t-h help\n");
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} /* Help */
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static void PR_CALLBACK T2CMon(void *arg)
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{
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PRStatus rv;
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CMonShared *shared = (CMonShared*)arg;
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PR_CEnterMonitor(&shared->o1);
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LogNow("T2 waiting 5 seconds on o1", PR_SUCCESS);
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rv = PR_CWait(&shared->o1, PR_SecondsToInterval(5));
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if (PR_SUCCESS == rv) LogNow("T2 resuming on o1", rv);
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else LogNow("T2 wait failed on o1", rv);
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rv = PR_CNotify(&shared->o1);
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if (PR_SUCCESS == rv) LogNow("T2 notified o1", rv);
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else LogNow("T2 notify on o1 failed", rv);
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PR_CExitMonitor(&shared->o1);
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} /* T2CMon */
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static void PR_CALLBACK T3CMon(void *arg)
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{
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PRStatus rv;
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CMonShared *shared = (CMonShared*)arg;
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PR_CEnterMonitor(&shared->o2);
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LogNow("T3 waiting 5 seconds on o2", PR_SUCCESS);
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rv = PR_CWait(&shared->o2, PR_SecondsToInterval(5));
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if (PR_SUCCESS == rv) LogNow("T3 resuming on o2", rv);
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else LogNow("T3 wait failed on o2", rv);
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rv = PR_CNotify(&shared->o2);
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LogNow("T3 notify on o2", rv);
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PR_CExitMonitor(&shared->o2);
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} /* T3CMon */
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static CMonShared sharedCM;
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static void T1CMon(void)
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{
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PRStatus rv;
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PRThread *t2, *t3;
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PR_fprintf(err, "\n**********************************\n");
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PR_fprintf(err, " CACHED MONITORS\n");
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PR_fprintf(err, "**********************************\n");
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base = PR_IntervalNow();
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PR_CEnterMonitor(&sharedCM.o1);
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LogNow("T1 waiting 3 seconds on o1", PR_SUCCESS);
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rv = PR_CWait(&sharedCM.o1, PR_SecondsToInterval(3));
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if (PR_SUCCESS == rv) LogNow("T1 resuming on o1", rv);
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else LogNow("T1 wait on o1 failed", rv);
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PR_CExitMonitor(&sharedCM.o1);
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LogNow("T1 creating T2", PR_SUCCESS);
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t2 = PR_CreateThread(
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PR_USER_THREAD, T2CMon, &sharedCM, PR_PRIORITY_NORMAL,
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PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
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LogNow("T1 creating T3", PR_SUCCESS);
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t3 = PR_CreateThread(
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PR_USER_THREAD, T3CMon, &sharedCM, PR_PRIORITY_NORMAL,
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PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
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PR_CEnterMonitor(&sharedCM.o2);
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LogNow("T1 waiting forever on o2", PR_SUCCESS);
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rv = PR_CWait(&sharedCM.o2, PR_INTERVAL_NO_TIMEOUT);
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if (PR_SUCCESS == rv) LogNow("T1 resuming on o2", rv);
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else LogNow("T1 wait on o2 failed", rv);
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PR_CExitMonitor(&sharedCM.o2);
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(void)PR_JoinThread(t2);
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(void)PR_JoinThread(t3);
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} /* T1CMon */
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static void PR_CALLBACK T2Mon(void *arg)
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{
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PRStatus rv;
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MonShared *shared = (MonShared*)arg;
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PR_EnterMonitor(shared->o1);
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LogNow("T2 waiting 5 seconds on o1", PR_SUCCESS);
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rv = PR_Wait(shared->o1, PR_SecondsToInterval(5));
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if (PR_SUCCESS == rv) LogNow("T2 resuming on o1", rv);
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else LogNow("T2 wait failed on o1", rv);
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rv = PR_Notify(shared->o1);
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if (PR_SUCCESS == rv) LogNow("T2 notified o1", rv);
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else LogNow("T2 notify on o1 failed", rv);
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PR_ExitMonitor(shared->o1);
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} /* T2Mon */
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static void PR_CALLBACK T3Mon(void *arg)
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{
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PRStatus rv;
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MonShared *shared = (MonShared*)arg;
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PR_EnterMonitor(shared->o2);
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LogNow("T3 waiting 5 seconds on o2", PR_SUCCESS);
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rv = PR_Wait(shared->o2, PR_SecondsToInterval(5));
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if (PR_SUCCESS == rv) LogNow("T3 resuming on o2", rv);
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else LogNow("T3 wait failed on o2", rv);
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rv = PR_Notify(shared->o2);
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LogNow("T3 notify on o2", rv);
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PR_ExitMonitor(shared->o2);
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} /* T3Mon */
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static MonShared sharedM;
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static void T1Mon(void)
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{
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PRStatus rv;
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PRThread *t2, *t3;
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PR_fprintf(err, "\n**********************************\n");
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PR_fprintf(err, " MONITORS\n");
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PR_fprintf(err, "**********************************\n");
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sharedM.o1 = PR_NewMonitor();
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sharedM.o2 = PR_NewMonitor();
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base = PR_IntervalNow();
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PR_EnterMonitor(sharedM.o1);
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LogNow("T1 waiting 3 seconds on o1", PR_SUCCESS);
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rv = PR_Wait(sharedM.o1, PR_SecondsToInterval(3));
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if (PR_SUCCESS == rv) LogNow("T1 resuming on o1", rv);
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else LogNow("T1 wait on o1 failed", rv);
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PR_ExitMonitor(sharedM.o1);
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LogNow("T1 creating T2", PR_SUCCESS);
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t2 = PR_CreateThread(
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PR_USER_THREAD, T2Mon, &sharedM, PR_PRIORITY_NORMAL,
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PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
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LogNow("T1 creating T3", PR_SUCCESS);
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t3 = PR_CreateThread(
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PR_USER_THREAD, T3Mon, &sharedM, PR_PRIORITY_NORMAL,
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PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
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PR_EnterMonitor(sharedM.o2);
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LogNow("T1 waiting forever on o2", PR_SUCCESS);
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rv = PR_Wait(sharedM.o2, PR_INTERVAL_NO_TIMEOUT);
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if (PR_SUCCESS == rv) LogNow("T1 resuming on o2", rv);
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else LogNow("T1 wait on o2 failed", rv);
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PR_ExitMonitor(sharedM.o2);
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(void)PR_JoinThread(t2);
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(void)PR_JoinThread(t3);
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PR_DestroyMonitor(sharedM.o1);
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PR_DestroyMonitor(sharedM.o2);
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} /* T1Mon */
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static void PR_CALLBACK T2Lock(void *arg)
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{
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PRStatus rv;
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LockShared *shared = (LockShared*)arg;
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PR_Lock(shared->o1);
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LogNow("T2 waiting 5 seconds on o1", PR_SUCCESS);
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rv = PR_WaitCondVar(shared->cv1, PR_SecondsToInterval(5));
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if (PR_SUCCESS == rv) LogNow("T2 resuming on o1", rv);
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else LogNow("T2 wait failed on o1", rv);
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rv = PR_NotifyCondVar(shared->cv1);
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if (PR_SUCCESS == rv) LogNow("T2 notified o1", rv);
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else LogNow("T2 notify on o1 failed", rv);
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PR_Unlock(shared->o1);
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} /* T2Lock */
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static void PR_CALLBACK T3Lock(void *arg)
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{
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PRStatus rv;
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LockShared *shared = (LockShared*)arg;
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PR_Lock(shared->o2);
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LogNow("T3 waiting 5 seconds on o2", PR_SUCCESS);
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rv = PR_WaitCondVar(shared->cv2, PR_SecondsToInterval(5));
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if (PR_SUCCESS == rv) LogNow("T3 resuming on o2", rv);
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else LogNow("T3 wait failed on o2", rv);
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rv = PR_NotifyCondVar(shared->cv2);
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LogNow("T3 notify on o2", rv);
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PR_Unlock(shared->o2);
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} /* T3Lock */
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/*
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** Make shared' a static variable for Win16
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*/
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static LockShared sharedL;
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static void T1Lock(void)
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{
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PRStatus rv;
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PRThread *t2, *t3;
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sharedL.o1 = PR_NewLock();
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sharedL.o2 = PR_NewLock();
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sharedL.cv1 = PR_NewCondVar(sharedL.o1);
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sharedL.cv2 = PR_NewCondVar(sharedL.o2);
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PR_fprintf(err, "\n**********************************\n");
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PR_fprintf(err, " LOCKS\n");
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PR_fprintf(err, "**********************************\n");
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base = PR_IntervalNow();
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PR_Lock(sharedL.o1);
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LogNow("T1 waiting 3 seconds on o1", PR_SUCCESS);
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rv = PR_WaitCondVar(sharedL.cv1, PR_SecondsToInterval(3));
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if (PR_SUCCESS == rv) LogNow("T1 resuming on o1", rv);
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else LogNow("T1 wait on o1 failed", rv);
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PR_Unlock(sharedL.o1);
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LogNow("T1 creating T2", PR_SUCCESS);
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t2 = PR_CreateThread(
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PR_USER_THREAD, T2Lock, &sharedL, PR_PRIORITY_NORMAL,
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PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
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LogNow("T1 creating T3", PR_SUCCESS);
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t3 = PR_CreateThread(
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PR_USER_THREAD, T3Lock, &sharedL, PR_PRIORITY_NORMAL,
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PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
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PR_Lock(sharedL.o2);
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LogNow("T1 waiting forever on o2", PR_SUCCESS);
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rv = PR_WaitCondVar(sharedL.cv2, PR_INTERVAL_NO_TIMEOUT);
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if (PR_SUCCESS == rv) LogNow("T1 resuming on o2", rv);
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else LogNow("T1 wait on o2 failed", rv);
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PR_Unlock(sharedL.o2);
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(void)PR_JoinThread(t2);
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(void)PR_JoinThread(t3);
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PR_DestroyLock(sharedL.o1);
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PR_DestroyLock(sharedL.o2);
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PR_DestroyCondVar(sharedL.cv1);
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PR_DestroyCondVar(sharedL.cv2);
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} /* T1Lock */
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static PRIntn PR_CALLBACK RealMain( PRIntn argc, char **argv )
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{
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PLOptStatus os;
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PLOptState *opt = PL_CreateOptState(argc, argv, "dhlmc");
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PRBool locks = PR_FALSE, monitors = PR_FALSE, cmonitors = PR_FALSE;
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err = PR_GetSpecialFD(PR_StandardError);
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while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
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{
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if (PL_OPT_BAD == os) continue;
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switch (opt->option)
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{
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case 'd': /* debug mode (noop) */
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break;
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case 'l': /* locks */
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locks = PR_TRUE;
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break;
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case 'm': /* monitors */
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monitors = PR_TRUE;
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break;
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case 'c': /* cached monitors */
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cmonitors = PR_TRUE;
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break;
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case 'h': /* needs guidance */
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default:
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Help();
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return 2;
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}
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}
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PL_DestroyOptState(opt);
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ml = PR_NewLock();
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if (locks) T1Lock();
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if (monitors) T1Mon();
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if (cmonitors) T1CMon();
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PR_DestroyLock(ml);
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PR_fprintf(err, "Done!\n");
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return 0;
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} /* main */
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PRIntn main(PRIntn argc, char **argv)
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{
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PRIntn rv;
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PR_STDIO_INIT();
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rv = PR_Initialize(RealMain, argc, argv, 0);
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return rv;
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} /* main */
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/* xnotify.c */
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