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Copy pathlist.h
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62 lines (47 loc) · 1.76 KB
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#ifndef LIST_H
#define LIST_H
#include <stdlib.h>
#include <string.h>
/* Generic list. You know what this is. */
struct list {
size_t len;
size_t cap;
void **items;
};
/* Create a list instance */
struct list *list_create(void);
/* Clean up a list, caller should clean up contents of the list first */
void list_free(struct list *list);
/* Clean up a list, calling free() on each item first */
void list_deep_free(struct list *list);
/* Append an item to the list. Automatically resizes the list if needed */
void list_append(struct list *list, void *item);
/* Grow the list's storage to a given size, useful for avoiding unneccessary
* reallocations prior to inserting many items
*/
void list_grow(struct list *list, size_t min_size);
/* Remove an item from the list at a given 0-based index */
void list_remove(struct list *list, size_t index);
/* Insert an item into the list before the given index */
void list_insert(struct list *list, size_t index, void *item);
/* Empty the list. Caller should clean up the contents of the list first */
void list_clear(struct list *list);
/* Split a null-terminated string, separating by the given delimiter.
* Multiple consecutive delimiters count as a single delimiter, so no empty
* string list items are emitted
*/
struct list *list_from_string(const char *string, char delim);
/* Returns the index of the first item to match key, determined by the cmp
* function
*/
int list_find(
struct list *list,
int (*cmp)(const void *item, const void *key),
const void *key
);
/* Assumes all list items are null-terminated strings, and concatenates them
* separated by sep, starting at the index given by start
*/
char *list_to_string(struct list *list, const char *sep, size_t start);
#endif
/* vim:set ts=2 sts=2 sw=2 et: */