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Drop wlr_list

This commit is contained in:
Simon Ser 2021-07-01 10:09:56 +02:00 committed by Simon Zeni
parent 5888c96da8
commit 57b70a478c
3 changed files with 0 additions and 193 deletions
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83
include/wlr/types/wlr_list.h
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@ -1,83 +0,0 @@
/*
* This an unstable interface of wlroots. No guarantees are made regarding the
* future consistency of this API.
*/
#ifndef WLR_USE_UNSTABLE
#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
#endif
#ifndef WLR_TYPES_WLR_LIST_H
#define WLR_TYPES_WLR_LIST_H
#include <stdbool.h>
#include <stddef.h>
struct wlr_list {
size_t capacity;
size_t length;
void **items;
};
/**
* Initialize a list. Returns true on success, false on failure.
*/
bool wlr_list_init(struct wlr_list *list);
/**
* Deinitialize a list.
*/
void wlr_list_finish(struct wlr_list *list);
/**
* Executes `callback` on each element in the list.
*/
void wlr_list_for_each(struct wlr_list *list, void (*callback)(void *item));
/**
* Add `item` to the end of a list.
* Returns: new list length or `-1` on failure.
*/
ssize_t wlr_list_push(struct wlr_list *list, void *item);
/**
* Place `item` into index `index` in the list.
* Returns: new list length or `-1` on failure.
*/
ssize_t wlr_list_insert(struct wlr_list *list, size_t index, void *item);
/**
* Remove an item from the list.
*/
void wlr_list_del(struct wlr_list *list, size_t index);
/**
* Remove and return an item from the end of the list.
*/
void *wlr_list_pop(struct wlr_list *list);
/**
* Get a reference to the last item of a list without removal.
*/
void *wlr_list_peek(struct wlr_list *list);
/**
* Append each item in `source` to `list`.
* Does not modify `source`.
* Returns: new list length or `-1` on failure.
*/
ssize_t wlr_list_cat(struct wlr_list *list, const struct wlr_list *source);
/**
* Sort a list using `qsort`.
*/
void wlr_list_qsort(struct wlr_list *list,
int compare(const void *left, const void *right));
/**
* Return the index of the first item in the list that returns 0 for the given
* `compare` function, or -1 if none matches.
*/
ssize_t wlr_list_find(struct wlr_list *list,
int compare(const void *item, const void *cmp_to), const void *cmp_to);
#endif

1
types/meson.build
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@ -35,7 +35,6 @@ wlr_files += files(
'wlr_keyboard_shortcuts_inhibit_v1.c', 'wlr_keyboard_shortcuts_inhibit_v1.c',
'wlr_layer_shell_v1.c', 'wlr_layer_shell_v1.c',
'wlr_linux_dmabuf_v1.c', 'wlr_linux_dmabuf_v1.c',
'wlr_list.c',
'wlr_matrix.c', 'wlr_matrix.c',
'wlr_output_damage.c', 'wlr_output_damage.c',
'wlr_output_layout.c', 'wlr_output_layout.c',

109
types/wlr_list.c
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@ -1,109 +0,0 @@
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <wlr/types/wlr_list.h>
bool wlr_list_init(struct wlr_list *list) {
list->capacity = 10;
list->length = 0;
list->items = malloc(sizeof(void *) * list->capacity);
if (list->items == NULL) {
return false;
}
return true;
}
static bool list_resize(struct wlr_list *list) {
if (list->length == list->capacity) {
void *new_items = realloc(list->items,
sizeof(void *) * (list->capacity + 10));
if (!new_items) {
return false;
}
list->capacity += 10;
list->items = new_items;
}
return true;
}
void wlr_list_finish(struct wlr_list *list) {
free(list->items);
}
void wlr_list_for_each(struct wlr_list *list, void (*callback)(void *item)) {
for (size_t i = 0; i < list->length; i++) {
callback(list->items[i]);
}
}
ssize_t wlr_list_push(struct wlr_list *list, void *item) {
if (!list_resize(list)) {
return -1;
}
list->items[list->length++] = item;
return list->length;
}
ssize_t wlr_list_insert(struct wlr_list *list, size_t index, void *item) {
if (!list_resize(list)) {
return -1;
}
memmove(&list->items[index + 1], &list->items[index],
sizeof(void *) * (list->length - index));
list->length++;
list->items[index] = item;
return list->length;
}
void wlr_list_del(struct wlr_list *list, size_t index) {
list->length--;
memmove(&list->items[index], &list->items[index + 1],
sizeof(void *) * (list->length - index));
}
void *wlr_list_pop(struct wlr_list *list) {
if (list->length == 0) {
return NULL;
}
void *last = list->items[list->length - 1];
wlr_list_del(list, list->length - 1);
return last;
}
void *wlr_list_peek(struct wlr_list *list) {
if (list->length == 0) {
return NULL;
}
return list->items[list->length - 1];
}
ssize_t wlr_list_cat(struct wlr_list *list, const struct wlr_list *source) {
size_t old_len = list->length;
size_t i;
for (i = 0; i < source->length; ++i) {
if (wlr_list_push(list, source->items[i]) == -1) {
list->length = old_len;
return -1;
}
}
return list->length;
}
void wlr_list_qsort(struct wlr_list *list,
int compare(const void *left, const void *right)) {
qsort(list->items, list->length, sizeof(void *), compare);
}
ssize_t wlr_list_find(struct wlr_list *list,
int compare(const void *item, const void *data), const void *data) {
for (size_t i = 0; i < list->length; i++) {
void *item = list->items[i];
if (compare(item, data) == 0) {
return i;
}
}
return -1;
}