list.h

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/*
Copyright (C) 2018- The University of Notre Dame
This software is distributed under the GNU General Public License.
See the file COPYING for details.
*/

#ifndef LIST_H
#define LIST_H

#include <limits.h>
#include <stdbool.h>

/*
It turns out that many libraries and tools make use of
symbols like "debug" and "fatal".  This causes strange
failures when we link against such codes.  Rather than change
all of our code, we simply insert these defines to
transparently modify the linker namespace we are using.
*/

#define list_create                     cctools_list_create
#define list_destroy                    cctools_list_destroy
#define list_length                     cctools_list_length
#define list_cursor_create              cctools_list_cursor_create
#define list_cursor_destroy             cctools_list_cursor_destroy
#define list_cursor_clone               cctools_list_cursor_clone
#define list_reset                      cctools_list_reset
#define list_seek                       cctools_list_seek
#define list_tell                       cctools_list_tell
#define list_next                       cctools_list_next
#define list_prev                       cctools_list_prev
#define list_get                        cctools_list_get
#define list_set                        cctools_list_set
#define list_drop                       cctools_list_drop
#define list_insert                     cctools_list_insert

#define list_size                       cctools_list_size
#define list_delete                     cctools_list_delete
#define list_free                       cctools_list_free
#define list_pop_head                   cctools_list_pop_head
#define list_peek_head                  cctools_list_peek_head
#define list_pop_tail                   cctools_list_pop_tail
#define list_peek_tail                  cctools_list_peek_tail
#define list_peek_current               cctools_list_peek_current
#define list_remove                     cctools_list_remove
#define list_find                       cctools_list_find
#define list_splice                     cctools_list_splice
#define list_split                      cctools_list_split
#define list_push_head                  cctools_list_push_head
#define list_push_tail                  cctools_list_push_tail
#define list_push_priority              cctools_list_push_priority
#define list_iterate                    cctools_list_iterate
#define list_iterate_reverse            cctools_list_iterate_reverse
#define list_first_item                 cctools_list_first_item
#define list_next_item                  cctools_list_next_item

struct list *list_create(void);

bool list_destroy(struct list *list);

unsigned list_length(struct list *list);

struct list_cursor *list_cursor_create(struct list *list);

void list_cursor_destroy(struct list_cursor *cur);

struct list_cursor *list_cursor_clone(struct list_cursor *cur);

void list_reset(struct list_cursor *cur);

bool list_seek(struct list_cursor *cur, int index);

bool list_tell(struct list_cursor *cur, unsigned *index);

bool list_next(struct list_cursor *cur);

bool list_prev(struct list_cursor *cur);

bool list_get(struct list_cursor *cur, void **item);

bool list_set(struct list_cursor *cur, void *item);

bool list_drop(struct list_cursor *cur);

void list_insert(struct list_cursor *cur, void *item);


// Utility functions

typedef int (*list_op_t) (void *item, const void *arg);
typedef double (*list_priority_t) (void *item);

int list_size(struct list *list);

struct list *list_duplicate(struct list *list);

void list_delete(struct list *list);

void list_free(struct list *list);

struct list *list_splice(struct list *top, struct list *bottom);

struct list *list_split(struct list *src, list_op_t cmp, const void *arg);

int list_push_head(struct list *list, void *item);

void *list_pop_head(struct list *list);

void *list_peek_head(struct list *list);

int list_push_tail(struct list *list, void *item);

void *list_pop_tail(struct list *list);

void *list_peek_tail(struct list *list);

void *list_peek_current(struct list *list);

void list_push_priority(struct list *list, list_priority_t p, void *item);

void *list_find(struct list *list, list_op_t cmp, const void *arg);

void *list_remove(struct list *list, const void *value);

void list_first_item(struct list *list);

void *list_next_item(struct list *list);

int list_iterate(struct list *list, list_op_t op, const void *arg);

int list_iterate_reverse(struct list *list, list_op_t op, const void *arg);

struct list *list_sort(struct list *list, int (*comparator) (const void *, const void *));

#endif