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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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nsprpub/pr/tests/cleanup.c Normal file
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#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 */
int main(int 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 */