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-rw-r--r--system/include/libc/sched.h97
1 files changed, 97 insertions, 0 deletions
diff --git a/system/include/libc/sched.h b/system/include/libc/sched.h
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+/*
+ * Written by Joel Sherrill <joel@OARcorp.com>.
+ *
+ * COPYRIGHT (c) 1989-2010.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose without fee is hereby granted, provided that this entire notice
+ * is included in all copies of any software which is or includes a copy
+ * or modification of this software.
+ *
+ * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTY. IN PARTICULAR, THE AUTHOR MAKES NO REPRESENTATION
+ * OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS
+ * SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
+ *
+ * $Id: sched.h,v 1.2 2010/04/01 18:33:33 jjohnstn Exp $
+ */
+
+#ifndef _SCHED_H_
+#define _SCHED_H_
+
+#include <sys/types.h>
+#include <sys/sched.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(_POSIX_PRIORITY_SCHEDULING)
+/*
+ * XBD 13 - Set Scheduling Parameters, P1003.1b-2008, p. 1803
+ */
+int sched_setparam(
+ pid_t __pid,
+ const struct sched_param *__param
+);
+
+/*
+ * XBD 13 - Set Scheduling Parameters, P1003.1b-2008, p. 1800
+ */
+int sched_getparam(
+ pid_t __pid,
+ struct sched_param *__param
+);
+
+/*
+ * XBD 13 - Set Scheduling Policy and Scheduling Parameters,
+ * P1003.1b-2008, p. 1805
+ */
+int sched_setscheduler(
+ pid_t __pid,
+ int __policy,
+ const struct sched_param *__param
+);
+
+/*
+ * XBD 13 - Get Scheduling Policy, P1003.1b-2008, p. 1801
+ */
+int sched_getscheduler(
+ pid_t __pid
+);
+
+/*
+ * XBD 13 - Get Scheduling Parameter Limits, P1003.1b-2008, p. 1799
+ */
+int sched_get_priority_max(
+ int __policy
+);
+
+int sched_get_priority_min(
+ int __policy
+);
+
+/*
+ * XBD 13 - Get Scheduling Parameter Limits, P1003.1b-2008, p. 1802
+ */
+int sched_rr_get_interval(
+ pid_t __pid,
+ struct timespec *__interval
+);
+#endif /* _POSIX_PRIORITY_SCHEDULING */
+
+#if defined(_POSIX_THREADS) || defined(_POSIX_PRIORITY_SCHEDULING)
+
+/*
+ * XBD 13 - Yield Processor, P1003.1b-2008, p. 1807
+ */
+int sched_yield( void );
+
+#endif /* _POSIX_THREADS or _POSIX_PRIORITY_SCHEDULING */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SCHED_H_ */