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Rewrite file_list_copy()

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This commit is contained in:
Higor Eurípedes 2015-06-13 19:01:42 -03:00
parent 74fe13d805
commit 70c845a6b2
2 changed files with 39 additions and 28 deletions
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65
libretro-common/file/file_list.c
View File

@ -160,40 +160,51 @@ void file_list_clear(file_list_t *list)
list->size = 0;
}
void file_list_copy(file_list_t *list, file_list_t *list_old)
void file_list_copy(const file_list_t *src, file_list_t *dst)
{
size_t i;
struct item_file *item;
if (!list)
if (!src || !dst)
return;
list_old->size = list->size;
list_old->capacity = list->capacity;
list_old->list = (struct item_file*)realloc(list_old->list,
list_old->capacity * sizeof(struct item_file));
if (!list_old->list)
return;
for (i = 0; i < list->size; i++)
if (dst->list)
{
list_old->list[i].path = NULL;
list_old->list[i].label = NULL;
list_old->list[i].alt = NULL;
list_old->list[i].type = list->list[i].type;
list_old->list[i].directory_ptr = list->list[i].directory_ptr;
list_old->list[i].entry_idx = list->list[i].entry_idx;
for (item = dst->list; item < &dst->list[dst->size]; ++item)
{
if (item->path)
free(item->path);
file_list_set_actiondata(list_old, i, list->list[i].actiondata);
file_list_set_userdata (list_old, i, list->list[i].userdata);
if (item->label)
free(item->label);
if (list->list[i].path)
list_old->list[i].path = strdup(list->list[i].path);
if (list->list[i].label)
list_old->list[i].label = strdup(list->list[i].label);
if (list->list[i].alt)
list_old->list[i].alt = strdup(list->list[i].alt);
if (item->alt)
free(item->alt);
}
free(dst->list);
}
dst->size = 0;
dst->capacity = 0;
dst->list = (struct item_file*)malloc(src->size * sizeof(struct item_file));
if (!dst->list)
return;
dst->size = dst->capacity = src->size;
memcpy(dst->list, src->list, dst->size * sizeof(struct item_file));
for (item = dst->list; item < &dst->list[dst->size]; ++item)
{
if (item->path)
item->path = strdup(item->path);
if (item->label)
item->label = strdup(item->label);
if (item->alt)
item->alt = strdup(item->alt);
}
}

2
libretro-common/include/file/file_list.h
View File

@ -66,7 +66,7 @@ void file_list_pop(file_list_t *list, size_t *directory_ptr);
void file_list_clear(file_list_t *list);
void file_list_copy(file_list_t *list, file_list_t *list_old);
void file_list_copy(const file_list_t *src, file_list_t *dst);
void file_list_get_last(const file_list_t *list,
const char **path, const char **label,