diff options
Diffstat (limited to 'cpukit/include/rtems/posix/timer.h')
| -rw-r--r-- | cpukit/include/rtems/posix/timer.h | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/cpukit/include/rtems/posix/timer.h b/cpukit/include/rtems/posix/timer.h index 7ae089173a..86b45ba05d 100644 --- a/cpukit/include/rtems/posix/timer.h +++ b/cpukit/include/rtems/posix/timer.h @@ -1,3 +1,5 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + /** * @file * @@ -11,9 +13,26 @@ * COPYRIGHT (c) 1989-2011. * On-Line Applications Research Corporation (OAR). * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _RTEMS_POSIX_TIMER_H @@ -75,6 +94,24 @@ extern Objects_Information _POSIX_Timer_Information; NULL \ ) +/** + * @brief Follow POSIX or FACE Technical Standard on timer_create + * + * POSIX allows for the creation of timers based on CLOCK_REALTIME. + * This is viewed as a safety issue by the FACE Technical Standard + * and required to return an error. These are conflicting behaviors. + * This method is instanced by configuration when FACE conformant + * behavior is desired by the application. + * + * @param[in] clock_id is the clock ID to validate + * + * @return 0 if @a clock_id is allowed for use. Otherwise an errno value. + */ +int _POSIX_Timer_Is_allowed( + clockid_t clock_id +); + + /** @} */ #ifdef __cplusplus |