diff options
Diffstat (limited to 'lib/libc_r/uthread/uthread_getschedparam.c')
| -rw-r--r-- | lib/libc_r/uthread/uthread_getschedparam.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/lib/libc_r/uthread/uthread_getschedparam.c b/lib/libc_r/uthread/uthread_getschedparam.c new file mode 100644 index 0000000..e7d18d9 --- /dev/null +++ b/lib/libc_r/uthread/uthread_getschedparam.c @@ -0,0 +1,56 @@ +/* + * Copyright (c) 1998 Daniel Eischen <eischen@vigrid.com>. + * All rights reserved. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Daniel Eischen. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY DANIEL EISCHEN 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 AUTHOR 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. + * + */ +#include <errno.h> +#ifdef _THREAD_SAFE +#include <pthread.h> +#include "pthread_private.h" + +int +pthread_getschedparam(pthread_t pthread, int *policy, struct sched_param *param) +{ + int ret; + + if ((param == NULL) || (policy == NULL)) + /* Return an invalid argument error: */ + ret = EINVAL; + + /* Find the thread in the list of active threads: */ + else if ((ret = _find_thread(pthread)) == 0) { + /* Return the threads base priority and scheduling policy: */ + param->sched_priority = pthread->base_priority; + *policy = pthread->attr.sched_policy; + } + + return(ret); +} +#endif |
