Merge pull request #13649 from donaldsharp/unlock_the_node_or_else

[mirror_frr.git] / lib / freebsd-queue.h

diff --git a/lib/freebsd-queue.h b/lib/freebsd-queue.h
index 4fcfe85a687c682d77991044bdb13aae39643260..d53df9c77b6e485b1d10f60eac64308260f8bd69 100644 (file)
--- a/lib/freebsd-queue.h
+++ b/lib/freebsd-queue.h
@@ -1,31 +1,8 @@
+// SPDX-License-Identifier: BSD-3-Clause
 /*-
  * Copyright (c) 1991, 1993
  *     The Regents of the University of California.  All rights reserved.
  *
- * 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.
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- *
  *     @(#)queue.h     8.5 (Berkeley) 8/20/94
  * $FreeBSD$
  */
@@ -33,6 +10,10 @@
 #ifndef _SYS_QUEUE_H_
 #define        _SYS_QUEUE_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
  * This file defines four types of data structures: singly-linked lists,
  * singly-linked tail queues, lists and tail queues.
@@ -675,4 +656,8 @@ struct qm_trace {
                        (head2)->tqh_last = &(head2)->tqh_first;               \
        } while (0)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* !_SYS_QUEUE_H_ */