/* * File: condvar1_2.c * * * -------------------------------------------------------------------------- * * Pthreads-win32 - POSIX Threads Library for Win32 * Copyright(C) 1998 John E. Bossom * Copyright(C) 1999,2003 Pthreads-win32 contributors * * Contact Email: rpj@callisto.canberra.edu.au * * The current list of contributors is contained * in the file CONTRIBUTORS included with the source * code distribution. The list can also be seen at the * following World Wide Web location: * http://sources.redhat.com/pthreads-win32/contributors.html * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library in the file COPYING.LIB; * if not, write to the Free Software Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * * -------------------------------------------------------------------------- * * Test Synopsis: * - Test CV linked list management and serialisation. * * Test Method (Validation or Falsification): * - Validation: * Initiate and destroy several CVs in random order. * Asynchronously traverse the CV list and broadcast. * * Requirements Tested: * - * * Features Tested: * - * * Cases Tested: * - * * Description: * - Creates and then imediately destroys a CV. Does not * test the CV. * * Environment: * - * * Input: * - None. * * Output: * - File name, Line number, and failed expression on failure. * - No output on success. * * Assumptions: * - * * Pass Criteria: * - All initialised CVs destroyed without segfault. * - Successfully broadcasts all remaining CVs after * each CV is removed. * * Fail Criteria: */ #include <stdlib.h> #include "test.h" enum { NUM_CV = 100, NUM_LOOPS = 100 }; static pthread_cond_t cv[NUM_CV]; int main() { int i, j, k; int result = -1; pthread_t t; for (k = 0; k < NUM_LOOPS; k++) { for (i = 0; i < NUM_CV; i++) { assert(pthread_cond_init(&cv[i], NULL) == 0); } j = NUM_CV; (void) srand((unsigned)time(NULL)); /* Traverse the list asynchronously. */ assert(pthread_create(&t, NULL, pthread_timechange_handler_np, NULL) == 0); do { i = (NUM_CV - 1) * rand() / RAND_MAX; if (cv[i] != NULL) { j--; assert(pthread_cond_destroy(&cv[i]) == 0); } } while (j > 0); assert(pthread_join(t, (void **) &result) == 0); assert (result == 0); } return 0; }