2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>

        * libc/include/sched.h: Include prototypes for
        sched_* methods.
        * libc/include/sys/sched.h: Update to POSIX
        1003.1b-2008.  Rework constants to allow sharing
        between RTEMS and Cygwin.

1 files changed, 84 insertions, 1 deletions

diff --git a/newlib/libc/include/sched.h b/newlib/libc/include/sched.h
index a59a0f4ba..504ad5274 100644
--- a/newlib/libc/include/sched.h
+++ b/newlib/libc/include/sched.h
@@ -1,11 +1,94 @@
+/*
+ *  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.
+ *
+ *  $Id$
+ */
+
 #ifndef _SCHED_H_
 #define _SCHED_H_
 
+#include <sys/types.h>
+#include <sys/sched.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#include <sys/sched.h>
+#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
 }