RetroZilla/nsprpub/pr/tests/cleanup.c

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2015-10-21 05:03:22 +02:00
/* -*- 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 "prprf.h"
#include "prio.h"
#include "prinit.h"
#include "prthread.h"
#include "prinrval.h"
#include "plgetopt.h"
#include <stdlib.h>
static void PR_CALLBACK Thread(void *sleep)
{
PR_Sleep(PR_SecondsToInterval((PRUint32)sleep));
printf("Thread exiting\n");
}
static void Help(void)
{
PRFileDesc *err = PR_GetSpecialFD(PR_StandardError);
PR_fprintf(err, "Cleanup usage: [-g] [-s n] [-t n] [-c n] [-h]\n");
PR_fprintf(err, "\t-c Call cleanup before exiting (default: false)\n");
PR_fprintf(err, "\t-G Use global threads only (default: local)\n");
PR_fprintf(err, "\t-t n Number of threads involved (default: 1)\n");
PR_fprintf(err, "\t-s n Seconds thread(s) should dally (defaut: 10)\n");
PR_fprintf(err, "\t-S n Seconds main() should dally (defaut: 5)\n");
PR_fprintf(err, "\t-C n Value to set concurrency (default 1)\n");
PR_fprintf(err, "\t-h This message and nothing else\n");
} /* Help */
PRIntn main(PRIntn argc, char **argv)
{
PLOptStatus os;
PRBool cleanup = PR_FALSE;
PRThreadScope type = PR_LOCAL_THREAD;
PRFileDesc *err = PR_GetSpecialFD(PR_StandardError);
PLOptState *opt = PL_CreateOptState(argc, argv, "Ghs:S:t:cC:");
PRIntn concurrency = 1, child_sleep = 10, main_sleep = 5, threads = 1;
PR_STDIO_INIT();
while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
{
if (PL_OPT_BAD == os) continue;
switch (opt->option)
{
case 'c': /* call PR_Cleanup() before exiting */
cleanup = PR_TRUE;
break;
case 'G': /* local vs global threads */
type = PR_GLOBAL_THREAD;
break;
case 's': /* time to sleep */
child_sleep = atoi(opt->value);
break;
case 'S': /* time to sleep */
main_sleep = atoi(opt->value);
break;
case 'C': /* number of cpus to create */
concurrency = atoi(opt->value);
break;
case 't': /* number of threads to create */
threads = atoi(opt->value);
break;
case 'h': /* user wants some guidance */
Help(); /* so give him an earful */
return 2; /* but not a lot else */
break;
default:
break;
}
}
PL_DestroyOptState(opt);
PR_fprintf(err, "Cleanup settings\n");
PR_fprintf(err, "\tThread type: %s\n",
(PR_LOCAL_THREAD == type) ? "LOCAL" : "GLOBAL");
PR_fprintf(err, "\tConcurrency: %d\n", concurrency);
PR_fprintf(err, "\tNumber of threads: %d\n", threads);
PR_fprintf(err, "\tThread sleep: %d\n", child_sleep);
PR_fprintf(err, "\tMain sleep: %d\n", main_sleep);
PR_fprintf(err, "\tCleanup will %sbe called\n\n", (cleanup) ? "" : "NOT ");
PR_SetConcurrency(concurrency);
while (threads-- > 0)
(void)PR_CreateThread(
PR_USER_THREAD, Thread, (void*)child_sleep, PR_PRIORITY_NORMAL,
type, PR_UNJOINABLE_THREAD, 0);
PR_Sleep(PR_SecondsToInterval(main_sleep));
if (cleanup) PR_Cleanup();
PR_fprintf(err, "main() exiting\n");
return 0;
} /* main */