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gecko-dev/nsprpub/pr/tests/xnotify.c
Wan-Teh Chang 4609d05467 Upgrade NSPR to NSPR_HEAD_20090321. This CVS tag includes 
the following changes:
- Bug 439144: fixed strict aliasing issues in prdtoa.c
- Bug 449665: suppress the parentheses warnings in prdtoa.c
- Bug 442706: build for Symbian OS with autoconf and GNU make
- Bug 432430: some more changes for the Symbian OS port
- Bug 476536: added PR_ASSERT_CURRENT_THREAD_OWNS_LOCK and
  PR_ASSERT_CURRENT_THREAD_IN_MONITOR.
- Bug 478687: made PRUint64/uint64 compatible with uint64_t
  for 64-bit Mac OS X
- Bug 480730: PR_LoadLibrary for 64-bit MAC OS X should not
  search DYLD_LIBRARY_PATH if the library is specified as a
  pathname
- Bug 480740: PR_ParseTimeString crash with dates >= year
  3001 when compiled with Visual C++ 2005.
- Bug 480074: better dependency resolution for import libraries
- Bug 469083: ported NSPR test programs to WINCE
- Bug 433790: removed some obsolete WIN16 code
2009-03-22 09:44:55 -07:00

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