1 files changed, 72 insertions, 0 deletions
diff --git a/cpukit/score/src/threadallocateunlimited.c b/cpukit/score/src/threadallocateunlimited.c
new file mode 100644
index 0000000000..c4b176f887
--- /dev/null
+++ b/cpukit/score/src/threadallocateunlimited.c
@@ -0,0 +1,72 @@
+/**
+ * @file
+ *
+ * @ingroup RTEMSScoreThread
+ */
+
+/*
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (C) 2019, 2020 embedded brains GmbH
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 THE COPYRIGHT OWNER 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.
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/score/thread.h>
+#include <rtems/score/objectimpl.h>
+#include <rtems/score/wkspace.h>
+
+static void _Thread_Extend_information( Objects_Information *base )
+{
+  Thread_Information *information;
+  Objects_Maximum     block;
+
+  information = (Thread_Information *) base;
+  block = _Objects_Extend_information( &information->Objects );
+
+  if ( block > 0 ) {
+    void *new_heads;
+
+    new_heads = _Freechain_Extend(
+      &information->Thread_queue_heads.Free,
+      _Workspace_Allocate,
+      _Objects_Extend_size( &information->Objects ),
+      _Thread_queue_Heads_size
+    );
+
+    if ( new_heads == NULL ) {
+      _Objects_Free_objects_block( &information->Objects, block );
+    }
+  }
+}
+
+Objects_Control *_Thread_Allocate_unlimited( Objects_Information *information )
+{
+  return _Objects_Allocate_with_extend(
+    information,
+    _Thread_Extend_information
+  );
+}