Merge sys/posix4/sched.h into sys/sched.h.

Approved by:	silence on -arch and -standards

1 files changed, 77 insertions, 3 deletions

diff --git a/sys/sys/sched.h b/sys/sys/sched.h
index 46eb315..69e4a0c 100644
--- a/sys/sys/sched.h
+++ b/sys/sys/sched.h
@@ -1,4 +1,37 @@
 /*-
+ * Copyright (c) 1996, 1997
+ *      HD Associates, Inc.  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 HD Associates, Inc
+ *      and Jukka Antero Ukkonen.
+ * 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 HD ASSOCIATES 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 HD ASSOCIATES 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.
+ */
+
+/*-
  * Copyright (c) 2002, Jeffrey Roberson <jeff@freebsd.org>
  * All rights reserved.
  *
@@ -26,9 +59,10 @@
  * $FreeBSD$
  */
 
-#ifndef _SYS_SCHED_H_
-#define	_SYS_SCHED_H_
+#ifndef _SCHED_H_
+#define	_SCHED_H_
 
+#ifdef _KERNEL
 /*
  * General scheduling info.
  *
@@ -138,5 +172,45 @@ void sched_newproc(struct proc *p, struct ksegrp *kg, struct thread *td);
 void sched_thread_exit(struct thread *td);
 #endif
 void sched_newthread(struct thread *td);
+#endif /* _KERNEL */
+
+/* POSIX 1003.1b Process Scheduling */
 
-#endif /* !_SYS_SCHED_H_ */
+/*
+ * POSIX scheduling policies
+ */
+#define SCHED_FIFO      1
+#define SCHED_OTHER     2
+#define SCHED_RR        3
+
+struct sched_param {
+        int     sched_priority;
+};
+
+/*
+ * POSIX scheduling declarations for userland.
+ */
+#ifndef _KERNEL
+#include <sys/cdefs.h>
+#include <sys/_types.h>
+
+#ifndef _PID_T_DECLARED
+typedef __pid_t         pid_t;
+#define _PID_T_DECLARED
+#endif
+
+struct timespec;
+
+__BEGIN_DECLS
+int     sched_get_priority_max(int);
+int     sched_get_priority_min(int);
+int     sched_getparam(pid_t, struct sched_param *);
+int     sched_getscheduler(pid_t);
+int     sched_rr_get_interval(pid_t, struct timespec *);
+int     sched_setparam(pid_t, const struct sched_param *);
+int     sched_setscheduler(pid_t, int, const struct sched_param *);
+int     sched_yield(void);
+__END_DECLS
+
+#endif
+#endif /* !_SCHED_H_ */