glibc/nptl/pthread_mutexattr_getpshared.c

40 lines
1.4 KiB
C

/* Copyright (C) 2002-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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
<https://www.gnu.org/licenses/>. */
#include <pthreadP.h>
#include <shlib-compat.h>
int
__pthread_mutexattr_getpshared (const pthread_mutexattr_t *attr, int *pshared)
{
const struct pthread_mutexattr *iattr;
iattr = (const struct pthread_mutexattr *) attr;
*pshared = ((iattr->mutexkind & PTHREAD_MUTEXATTR_FLAG_PSHARED) != 0
? PTHREAD_PROCESS_SHARED : PTHREAD_PROCESS_PRIVATE);
return 0;
}
versioned_symbol (libc, __pthread_mutexattr_getpshared,
pthread_mutexattr_getpshared, GLIBC_2_34);
#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_2, GLIBC_2_34)
compat_symbol (libpthread, __pthread_mutexattr_getpshared,
pthread_mutexattr_getpshared, GLIBC_2_2);
#endif