diff options
Diffstat (limited to 'REORG.TODO/nptl/pthread_mutex_consistent.c')
| -rw-r--r-- | REORG.TODO/nptl/pthread_mutex_consistent.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/REORG.TODO/nptl/pthread_mutex_consistent.c b/REORG.TODO/nptl/pthread_mutex_consistent.c new file mode 100644 index 0000000000..859c495524 --- /dev/null +++ b/REORG.TODO/nptl/pthread_mutex_consistent.c @@ -0,0 +1,35 @@ +/* Copyright (C) 2005-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2005. + + 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 <errno.h> +#include <pthreadP.h> + + +int +pthread_mutex_consistent (pthread_mutex_t *mutex) +{ + /* Test whether this is a robust mutex with a dead owner. */ + if ((mutex->__data.__kind & PTHREAD_MUTEX_ROBUST_NORMAL_NP) == 0 + || mutex->__data.__owner != PTHREAD_MUTEX_INCONSISTENT) + return EINVAL; + + mutex->__data.__owner = THREAD_GETMEM (THREAD_SELF, tid); + + return 0; +} +weak_alias (pthread_mutex_consistent, pthread_mutex_consistent_np) |