From bedf96e763621a9b6fb71822bd95c454b95d9486 Mon Sep 17 00:00:00 2001 From: David Leonard Date: Thu, 27 Aug 1998 09:01:31 +0000 Subject: experimental threaded libc - kernel only --- lib/libc_r/uthread/uthread_getprio.c | 56 ++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 lib/libc_r/uthread/uthread_getprio.c (limited to 'lib/libc_r/uthread/uthread_getprio.c') diff --git a/lib/libc_r/uthread/uthread_getprio.c b/lib/libc_r/uthread/uthread_getprio.c new file mode 100644 index 00000000000..708b8f1adf7 --- /dev/null +++ b/lib/libc_r/uthread/uthread_getprio.c @@ -0,0 +1,56 @@ +/* + * Copyright (c) 1995 John Birrell . + * 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 John Birrell. + * 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 JOHN BIRRELL 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 REGENTS 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 +#ifdef _THREAD_SAFE +#include +#include "pthread_private.h" + +int +pthread_getprio(pthread_t pthread) +{ + int ret; + + /* Find the thread in the list of active threads: */ + if ((ret = _find_thread(pthread)) == 0) + /* Get the thread priority: */ + ret = pthread->pthread_priority; + else { + /* Invalid thread: */ + errno = ret; + ret = -1; + } + + /* Return the thread priority or an error status: */ + return (ret); +} +#endif -- cgit v1.2.3