1 /* Copyright (C) 2003-2022 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #include <errno.h> 19 #include <pthread.h> 20 #include <signal.h> 21 #include <stdio.h> 22 #include <stdlib.h> 23 24 static int do_test(void)25do_test (void) 26 { 27 sigset_t ss; 28 29 sigemptyset (&ss); 30 31 int i; 32 for (i = 0; i < 10000; ++i) 33 { 34 long int r = random (); 35 36 if (r != SIG_BLOCK && r != SIG_SETMASK && r != SIG_UNBLOCK) 37 { 38 int e = pthread_sigmask (r, &ss, NULL); 39 40 if (e == 0) 41 { 42 printf ("pthread_sigmask succeeded for how = %ld\n", r); 43 exit (1); 44 } 45 46 if (e != EINVAL) 47 { 48 puts ("pthread_sigmask didn't return EINVAL"); 49 exit (1); 50 } 51 } 52 } 53 54 return 0; 55 } 56 57 #define TEST_FUNCTION do_test () 58 #include "../test-skeleton.c" 59