diff options
Diffstat (limited to 'nptl/pthread_rwlock_init.c')
| -rw-r--r-- | nptl/pthread_rwlock_init.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/nptl/pthread_rwlock_init.c b/nptl/pthread_rwlock_init.c index 944a62e645..8813e32383 100644 --- a/nptl/pthread_rwlock_init.c +++ b/nptl/pthread_rwlock_init.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2018 Free Software Foundation, Inc. +/* Copyright (C) 2002-2019 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -14,10 +14,11 @@ 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/>. */ + <https://www.gnu.org/licenses/>. */ #include "pthreadP.h" #include <string.h> +#include <pthread-offsets.h> static const struct pthread_rwlockattr default_rwlockattr = @@ -34,6 +35,13 @@ __pthread_rwlock_init (pthread_rwlock_t *rwlock, { ASSERT_TYPE_SIZE (pthread_rwlock_t, __SIZEOF_PTHREAD_RWLOCK_T); + /* The __flags is the only field where its offset should be checked to + avoid ABI breakage with static initializers. */ + ASSERT_PTHREAD_INTERNAL_OFFSET (pthread_rwlock_t, __data.__flags, + __PTHREAD_RWLOCK_FLAGS_OFFSET); + ASSERT_PTHREAD_INTERNAL_MEMBER_SIZE (pthread_rwlock_t, __data.__flags, + int); + const struct pthread_rwlockattr *iattr; iattr = ((const struct pthread_rwlockattr *) attr) ?: &default_rwlockattr; |