diff options
Diffstat (limited to 'REORG.TODO/nptl/pthread_rwlockattr_setkind_np.c')
-rw-r--r-- | REORG.TODO/nptl/pthread_rwlockattr_setkind_np.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/REORG.TODO/nptl/pthread_rwlockattr_setkind_np.c b/REORG.TODO/nptl/pthread_rwlockattr_setkind_np.c new file mode 100644 index 0000000000..b3cdc7fb65 --- /dev/null +++ b/REORG.TODO/nptl/pthread_rwlockattr_setkind_np.c @@ -0,0 +1,38 @@ +/* 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 <errno.h> +#include "pthreadP.h" + + +int +pthread_rwlockattr_setkind_np (pthread_rwlockattr_t *attr, int pref) +{ + struct pthread_rwlockattr *iattr; + + if (pref != PTHREAD_RWLOCK_PREFER_READER_NP + && pref != PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP + && __builtin_expect (pref != PTHREAD_RWLOCK_PREFER_WRITER_NP, 0)) + return EINVAL; + + iattr = (struct pthread_rwlockattr *) attr; + + iattr->lockkind = pref; + + return 0; +} |