Import changeset

mit-pthreads/include/pthread/kernel.h

@@ -0,0 +1,71 @@
+/* ==== 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