From 463dc947b4f9bc4137c9919ee72b896403926474 Mon Sep 17 00:00:00 2001
From: Roland McGrath <roland@hack.frob.com>
Date: Thu, 12 Jun 2014 13:48:47 -0700
Subject: Get rid of nptl/sysdeps/pthread/ subdirectory

---
 include/list.h | 117 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 include/list.h

(limited to 'include/list.h')

diff --git a/include/list.h b/include/list.h
new file mode 100644
index 0000000..749c727
--- /dev/null
+++ b/include/list.h
@@ -0,0 +1,117 @@
+/* Copyright (C) 2002-2014 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   The GNU C 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 2.1 of the License, or (at your option) any later version.
+
+   The GNU C 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 the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _LIST_H
+
+#ifndef __need_list_t
+# define _LIST_H	1
+#endif
+
+/* The definitions of this file are adopted from those which can be
+   found in the Linux kernel headers to enable people familiar with
+   the latter find their way in these sources as well.  */
+
+
+#if defined __need_list_t || defined _LIST_H
+# ifndef __list_t_defined
+#  define __list_t_defined
+/* Basic type for the double-link list.  */
+typedef struct list_head
+{
+  struct list_head *next;
+  struct list_head *prev;
+} list_t;
+# endif
+# undef __need_list_t
+#endif
+
+#ifdef _LIST_H
+
+# include <atomic.h>
+
+/* Define a variable with the head and tail of the list.  */
+# define LIST_HEAD(name) \
+  list_t name = { &(name), &(name) }
+
+/* Initialize a new list head.  */
+# define INIT_LIST_HEAD(ptr) \
+  (ptr)->next = (ptr)->prev = (ptr)
+
+
+/* Add new element at the head of the list.  */
+static inline void
+list_add (list_t *newp, list_t *head)
+{
+  newp->next = head->next;
+  newp->prev = head;
+  head->next->prev = newp;
+  atomic_write_barrier ();
+  head->next = newp;
+}
+
+
+/* Remove element from list.  */
+static inline void
+list_del (list_t *elem)
+{
+  elem->next->prev = elem->prev;
+  elem->prev->next = elem->next;
+}
+
+
+/* Join two lists.  */
+static inline void
+list_splice (list_t *add, list_t *head)
+{
+  /* Do nothing if the list which gets added is empty.  */
+  if (add != add->next)
+    {
+      add->next->prev = head;
+      add->prev->next = head->next;
+      head->next->prev = add->prev;
+      head->next = add->next;
+    }
+}
+
+
+/* Get typed element from list at a given position.  */
+# define list_entry(ptr, type, member) \
+  ((type *) ((char *) (ptr) - (unsigned long) (&((type *) 0)->member)))
+
+
+
+/* Iterate forward over the elements of the list.  */
+# define list_for_each(pos, head) \
+  for (pos = (head)->next; pos != (head); pos = pos->next)
+
+
+/* Iterate forward over the elements of the list.  */
+# define list_for_each_prev(pos, head) \
+  for (pos = (head)->prev; pos != (head); pos = pos->prev)
+
+
+/* Iterate backwards over the elements list.  The list elements can be
+   removed from the list while doing this.  */
+# define list_for_each_prev_safe(pos, p, head) \
+  for (pos = (head)->prev, p = pos->prev; \
+       pos != (head); \
+       pos = p, p = pos->prev)
+
+#endif /* _LIST_H */
+
+#endif	/* list.h */
-- 
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