ltypes/include/array.h

#ifndef LTYPES_ARRAY_H
#define LTYPES_ARRAY_H

#define L_TYPES_AUTHOR  "Lucielle <luci@git.lunarware.tech"
#define L_TYPES_REPO    "https://git.lunarware.tech/lucielle/ltypes.git"
#define L_TYPES_VERSION "0.1.0"
#define L_TYPES_LICENSE "GNU GPL v3"

#include <stddef.h>

typedef struct {
    size_t count;
    size_t capacity;
    void** items;
} LArray;

LArray* l_array_create();
void l_array_delete(LArray* array);
int l_array_append(LArray* array, void* item);
void l_array_clear(LArray* array);

#ifdef L_ARRAY_IMPLEMENTATION

#include <stdlib.h>

LArray* l_array_create() {
    return (LArray*) calloc(1, sizeof(LArray));
}

void l_array_delete(LArray* array) {
    free(array);
}

int l_array_append(LArray* array, void* item) {
    if (array->count >= array->capacity) {
        if (array->capacity == 0) array->capacity = 8;
        else array->capacity *= 2;

        array->items = realloc(array->items, array->capacity * sizeof(*array->items));
    }

    array->items[array->count++] = item;
    return 0;
}

void l_array_clear(LArray* array) {
    free(array->items);
    array->items = NULL;
    array->capacity = 0;
    array->count = 0;
}

#endif

#endif