From 08f648d4cdd32dc685715d9d1bb328fcc2ccd6c8 Mon Sep 17 00:00:00 2001 From: jeff Date: Tue, 1 Apr 2003 03:46:29 +0000 Subject: - Add libthr but don't hook it up to the regular build yet. This is an adaptation of libc_r for the thr system call interface. This is beta quality code. --- lib/libthr/thread/thr_mutex_protocol.c | 70 ++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 lib/libthr/thread/thr_mutex_protocol.c (limited to 'lib/libthr/thread/thr_mutex_protocol.c') diff --git a/lib/libthr/thread/thr_mutex_protocol.c b/lib/libthr/thread/thr_mutex_protocol.c new file mode 100644 index 0000000..f7be5a6 --- /dev/null +++ b/lib/libthr/thread/thr_mutex_protocol.c @@ -0,0 +1,70 @@ +/* + * Copyright (c) 1998 Daniel Eischen . + * 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. + * + * $FreeBSD$ + */ +#include +#include +#include +#include +#include "thr_private.h" + +__weak_reference(_pthread_mutexattr_getprotocol, pthread_mutexattr_getprotocol); +__weak_reference(_pthread_mutexattr_setprotocol, pthread_mutexattr_setprotocol); + +int +_pthread_mutexattr_getprotocol(pthread_mutexattr_t *mattr, int *protocol) +{ + int ret = 0; + + if ((mattr == NULL) || (*mattr == NULL)) + ret = EINVAL; + else + *protocol = (*mattr)->m_protocol; + + return(ret); +} + +int +_pthread_mutexattr_setprotocol(pthread_mutexattr_t *mattr, int protocol) +{ + int ret = 0; + + if ((mattr == NULL) || (*mattr == NULL) || + (protocol < PTHREAD_PRIO_NONE) || (protocol > PTHREAD_PRIO_PROTECT)) + ret = EINVAL; + else { + (*mattr)->m_protocol = protocol; + (*mattr)->m_ceiling = PTHREAD_MAX_PRIORITY; + } + return(ret); +} + -- cgit v1.1