posix: Unconditional thread attribute support

Update #2514.

1 files changed, 71 insertions, 0 deletions

diff --git a/cpukit/posix/include/rtems/posix/pthreadattrimpl.h b/cpukit/posix/include/rtems/posix/pthreadattrimpl.h
new file mode 100644
index 0000000000..a52be931a1
--- /dev/null
+++ b/cpukit/posix/include/rtems/posix/pthreadattrimpl.h
@@ -0,0 +1,71 @@
+/**
+ * @file
+ *
+ * @brief POSIX Threads Private Support
+ *
+ * This include file contains all the private support information for
+ * POSIX threads.
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2011.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef _RTEMS_POSIX_PTHREADATTRIMPL_H
+#define _RTEMS_POSIX_PTHREADATTRIMPL_H
+
+#include <errno.h>
+#include <pthread.h>
+
+#include <rtems/score/basedefs.h>
+#include <rtems/score/assert.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @addtogroup POSIX_PTHREAD
+ */
+/**@{**/
+
+/**
+ * This variable contains the default POSIX Thread attributes.
+ */
+extern const pthread_attr_t _POSIX_Threads_Default_attributes;
+
+RTEMS_INLINE_ROUTINE void _POSIX_Threads_Copy_attributes(
+  pthread_attr_t        *dst_attr,
+  const pthread_attr_t  *src_attr
+)
+{
+  *dst_attr = *src_attr;
+  _Assert(
+    dst_attr->affinitysetsize == sizeof(dst_attr->affinitysetpreallocated)
+  );
+  dst_attr->affinityset = &dst_attr->affinitysetpreallocated;
+}
+
+RTEMS_INLINE_ROUTINE void _POSIX_Threads_Initialize_attributes(
+  pthread_attr_t  *attr
+)
+{
+  _POSIX_Threads_Copy_attributes(
+    attr,
+    &_POSIX_Threads_Default_attributes
+  );
+}
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/*  end of include file */