1 /* Tests barrier initialization. 2 Copyright (C) 2002-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <errno.h> 20 #include <pthread.h> 21 #include <stdio.h> 22 23 24 static int do_test(void)25do_test (void) 26 { 27 pthread_barrier_t b; 28 int e; 29 int cnt; 30 31 e = pthread_barrier_init (&b, NULL, 0); 32 if (e == 0) 33 { 34 puts ("barrier_init with count 0 succeeded"); 35 return 1; 36 } 37 if (e != EINVAL) 38 { 39 puts ("barrier_init with count 0 didn't return EINVAL"); 40 return 1; 41 } 42 43 if (pthread_barrier_init (&b, NULL, 1) != 0) 44 { 45 puts ("real barrier_init failed"); 46 return 1; 47 } 48 49 for (cnt = 0; cnt < 10; ++cnt) 50 { 51 e = pthread_barrier_wait (&b); 52 53 if (e != PTHREAD_BARRIER_SERIAL_THREAD) 54 { 55 puts ("barrier_wait didn't return PTHREAD_BARRIER_SERIAL_THREAD"); 56 return 1; 57 } 58 } 59 60 if (pthread_barrier_destroy (&b) != 0) 61 { 62 puts ("barrier_destroy failed"); 63 return 1; 64 } 65 66 return 0; 67 } 68 69 #define TEST_FUNCTION do_test () 70 #include "../test-skeleton.c" 71