/usr/include/libmowgli/mowgli_queue.h is in libmowgli-dev 1.0.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | /*
* libmowgli: A collection of useful routines for programming.
* mowgli_queue.h: Double-ended queues, also known as deque.
*
* Copyright (c) 2007 William Pitcock <nenolod -at- sacredspiral.co.uk>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice is present in all copies.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef __MOWGLI_QUEUE_H__
#define __MOWGLI_QUEUE_H__
typedef mowgli_iterator_t mowgli_queue_t;
extern void mowgli_queue_init(void);
extern mowgli_queue_t *mowgli_queue_push(mowgli_queue_t *head, void *data);
extern mowgli_queue_t *mowgli_queue_shift(mowgli_queue_t *head, void *data);
extern mowgli_queue_t *mowgli_queue_remove(mowgli_queue_t *head);
extern mowgli_queue_t *mowgli_queue_find(mowgli_queue_t *head, void *data);
extern mowgli_queue_t *mowgli_queue_remove_data(mowgli_queue_t *head, void *data);
extern void mowgli_queue_destroy(mowgli_queue_t *head);
extern mowgli_queue_t *mowgli_queue_skip(mowgli_queue_t *head, int amt);
extern mowgli_queue_t *mowgli_queue_rewind(mowgli_queue_t *head, int amt);
extern mowgli_queue_t *mowgli_queue_head(mowgli_queue_t *n);
extern mowgli_queue_t *mowgli_queue_tail(mowgli_queue_t *n);
extern void *mowgli_queue_pop_head(mowgli_queue_t **n);
extern void *mowgli_queue_pop_tail(mowgli_queue_t **n);
extern int mowgli_queue_length(mowgli_queue_t *head);
#endif
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