| /* Copyright (C) 2003-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003. |
| |
| 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 "pthread_rwlock_common.c" |
| |
| /* See pthread_rwlock_common.c. */ |
| int |
| pthread_rwlock_timedrdlock (pthread_rwlock_t *rwlock, |
| const struct timespec *abstime) |
| { |
| /* Make sure the passed in timeout value is valid. Note that the previous |
| implementation assumed that this check *must* not be performed if there |
| would in fact be no blocking; however, POSIX only requires that "the |
| validity of the abstime parameter need not be checked if the lock can be |
| immediately acquired" (i.e., we need not but may check it). */ |
| /* ??? Just move this to __pthread_rwlock_rdlock_full? */ |
| if (__glibc_unlikely (abstime->tv_nsec >= 1000000000 |
| || abstime->tv_nsec < 0)) |
| return EINVAL; |
| |
| return __pthread_rwlock_rdlock_full (rwlock, abstime); |
| } |
