1 /* Obtain the configured signal mask from a POSIX thread attribute. 2 Copyright (C) 2020-2022 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 <pthreadP.h> 20 21 int __pthread_attr_getsigmask_np(const pthread_attr_t * attr,sigset_t * sigmask)22__pthread_attr_getsigmask_np (const pthread_attr_t *attr, sigset_t *sigmask) 23 { 24 struct pthread_attr *iattr = (struct pthread_attr *) attr; 25 26 if (iattr->extension == NULL || !iattr->extension->sigmask_set) 27 { 28 __sigemptyset (sigmask); 29 return PTHREAD_ATTR_NO_SIGMASK_NP; 30 } 31 else 32 { 33 *sigmask = iattr->extension->sigmask; 34 return 0; 35 } 36 } 37 libc_hidden_def (__pthread_attr_getsigmask_np) 38 weak_alias (__pthread_attr_getsigmask_np, pthread_attr_getsigmask_np) 39