kernel.h
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上传日期:2007-04-14
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文件大小:3k
- /* ==== kernel.h ============================================================
- * Copyright (c) 1993 by Chris Provenzano, proven@mit.edu
- * 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 Chris Provenzano.
- * 4. The name of Chris Provenzano may not be used to endorse or promote
- * products derived from this software without specific prior written
- * permission.
- *
- * THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``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 CHRIS PROVENZANO 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.
- *
- * $Id$
- *
- * Description : mutex header.
- *
- * 1.00 93/07/22 proven
- * -Started coding this file.
- */
-
- /*
- * Defines only for the pthread user kernel.
- */
- #if defined(PTHREAD_KERNEL)
- #ifdef __GNUC__
- #include <assert.h>
- #endif
- #ifdef __ASSERT_FUNCTION
- #define PANIC() panic_kernel( __FILE__, __LINE__, __ASSERT_FUNCTION )
- #else
- #define PANIC() panic_kernel( __FILE__, __LINE__, (const char *)0 )
- #endif
- /* Time each rr thread gets */
- #define PTHREAD_RR_TIMEOUT 100000000
- /* Set the errno value */
- #define SET_ERRNO(x)
- {
- if (!pthread_run->error_p) {
- pthread_run->error_p = &pthread_run->error;
- }
- (*(pthread_run->error_p)) = x;
- }
- /* Globals only the internals should see */
- extern struct pthread_prio_queue * pthread_current_prio_queue;
- extern volatile int pthread_kernel_lock;
- #endif