Imported Upstream version 0.13.2+dsfg1

deps/w32-pthreads/pthread_getschedparam.c

@@ -0,0 +1,75 @@
+/*
+ * sched_getschedparam.c
+ * 
+ * Description:
+ * POSIX thread functions that deal with thread scheduling.
+ *
+ * --------------------------------------------------------------------------
+ *
+ *      Pthreads-win32 - POSIX Threads Library for Win32
+ *      Copyright(C) 1998 John E. Bossom
+ *      Copyright(C) 1999,2005 Pthreads-win32 contributors
+ * 
+ *      Contact Email: rpj@callisto.canberra.edu.au
+ * 
+ *      The current list of contributors is contained
+ *      in the file CONTRIBUTORS included with the source
+ *      code distribution. The list can also be seen at the
+ *      following World Wide Web location:
+ *      http://sources.redhat.com/pthreads-win32/contributors.html
+ * 
+ *      This library is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU Lesser General Public
+ *      License as published by the Free Software Foundation; either
+ *      version 2 of the License, or (at your option) any later version.
+ * 
+ *      This library is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *      Lesser General Public License for more details.
+ * 
+ *      You should have received a copy of the GNU Lesser General Public
+ *      License along with this library in the file COPYING.LIB;
+ *      if not, write to the Free Software Foundation, Inc.,
+ *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "pthread.h"
+#include "implement.h"
+#include "sched.h"
+
+int
+pthread_getschedparam (pthread_t thread, int *policy,
+		       struct sched_param *param)
+{
+  int result;
+
+  /* Validate the thread id. */
+  result = pthread_kill (thread, 0);
+  if (0 != result)
+    {
+      return result;
+    }
+
+  /*
+   * Validate the policy and param args.
+   * Check that a policy constant wasn't passed rather than &policy.
+   */
+  if (policy <= (int *) SCHED_MAX || param == NULL)
+    {
+      return EINVAL;
+    }
+
+  /* Fill out the policy. */
+  *policy = SCHED_OTHER;
+
+  /*
+   * This function must return the priority value set by
+   * the most recent pthread_setschedparam() or pthread_create()
+   * for the target thread. It must not return the actual thread
+   * priority as altered by any system priority adjustments etc.
+   */
+  param->sched_priority = ((ptw32_thread_t *)thread.p)->sched_priority;
+
+  return 0;
+}