| /* -*- 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 "prinit.h" |
| #include "prprf.h" |
| #include "prthread.h" |
| #include "prcvar.h" |
| #include "prlock.h" |
| #include "prlog.h" |
| #include "prmem.h" |
| |
| #include "primpl.h" |
| |
| #include "plgetopt.h" |
| |
| #include <stdlib.h> |
| |
| static PRInt32 RandomNum(void) |
| { |
| PRInt32 ran = rand() >> 16; |
| return ran; |
| } /* RandomNum */ |
| |
| static void Help(void) |
| { |
| PRFileDesc *err = PR_GetSpecialFD(PR_StandardError); |
| PR_fprintf(err, "many_cv usage: [-c n] [-l n] [-h]\n"); |
| PR_fprintf(err, "\t-c n Number of conditions per lock (default: 10)\n"); |
| PR_fprintf(err, "\t-l n Number of times to loop the test (default: 1)\n"); |
| PR_fprintf(err, "\t-h This message and nothing else\n"); |
| } /* Help */ |
| |
| static PRIntn PR_CALLBACK RealMain( PRIntn argc, char **argv ) |
| { |
| PLOptStatus os; |
| PRIntn index, nl; |
| PRLock *ml = NULL; |
| PRCondVar **cv = NULL; |
| PRBool stats = PR_FALSE; |
| PRIntn nc, loops = 1, cvs = 10; |
| PRFileDesc *err = PR_GetSpecialFD(PR_StandardError); |
| PLOptState *opt = PL_CreateOptState(argc, argv, "hsc:l:"); |
| |
| while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) |
| { |
| if (PL_OPT_BAD == os) continue; |
| switch (opt->option) |
| { |
| case 's': /* number of CVs to association with lock */ |
| stats = PR_TRUE; |
| break; |
| case 'c': /* number of CVs to association with lock */ |
| cvs = atoi(opt->value); |
| break; |
| case 'l': /* number of times to run the tests */ |
| loops = atoi(opt->value); |
| break; |
| case 'h': /* user wants some guidance */ |
| default: |
| Help(); /* so give him an earful */ |
| return 2; /* but not a lot else */ |
| } |
| } |
| PL_DestroyOptState(opt); |
| |
| PR_fprintf(err, "Settings\n"); |
| PR_fprintf(err, "\tConditions / lock: %d\n", cvs); |
| PR_fprintf(err, "\tLoops to run test: %d\n", loops); |
| |
| ml = PR_NewLock(); |
| PR_ASSERT(NULL != ml); |
| |
| cv = (PRCondVar**)PR_CALLOC(sizeof(PRCondVar*) * cvs); |
| PR_ASSERT(NULL != cv); |
| |
| for (index = 0; index < cvs; ++index) |
| { |
| cv[index] = PR_NewCondVar(ml); |
| PR_ASSERT(NULL != cv[index]); |
| } |
| |
| for (index = 0; index < loops; ++index) |
| { |
| PR_Lock(ml); |
| for (nl = 0; nl < cvs; ++nl) |
| { |
| PRInt32 ran = RandomNum() % 8; |
| if (0 == ran) PR_NotifyAllCondVar(cv[nl]); |
| else for (nc = 0; nc < ran; ++nc) |
| PR_NotifyCondVar(cv[nl]); |
| } |
| PR_Unlock(ml); |
| } |
| |
| for (index = 0; index < cvs; ++index) |
| PR_DestroyCondVar(cv[index]); |
| |
| PR_DELETE(cv); |
| |
| PR_DestroyLock(ml); |
| |
| printf("PASS\n"); |
| |
| PT_FPrintStats(err, "\nPThread Statistics\n"); |
| return 0; |
| } |
| |
| |
| int main(int argc, char **argv) |
| { |
| PRIntn rv; |
| |
| PR_STDIO_INIT(); |
| rv = PR_Initialize(RealMain, argc, argv, 0); |
| return rv; |
| } /* main */ |