/* Copyright (C) 2002-2017 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. The GNU C 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 2.1 of the License, or (at your option) any later version. The GNU C 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 the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include <string.h> #include <pthreadP.h> int __pthread_mutexattr_init (pthread_mutexattr_t *attr) { if (sizeof (struct pthread_mutexattr) != sizeof (pthread_mutexattr_t)) memset (attr, '\0', sizeof (*attr)); /* We use bit 31 to signal whether the mutex is going to be process-shared or not. By default it is zero, i.e., the mutex is not process-shared. */ ((struct pthread_mutexattr *) attr)->mutexkind = PTHREAD_MUTEX_NORMAL; return 0; } weak_alias (__pthread_mutexattr_init, pthread_mutexattr_init) hidden_def (__pthread_mutexattr_init)