/* -*- 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 */