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*: Provide list length when allocating lists

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ZyX
2018-01-03 00:00:16 +03:00
parent 9ddeb6e187
commit 9ea1752d60
19 changed files with 223 additions and 202 deletions
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18
src/nvim/eval/typval.c
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@@ -132,8 +132,14 @@ void tv_list_watch_fix(list_T *const l, const listitem_T *const item)
///
/// Caller should take care of the reference count.
///
/// @param[in] len Expected number of items to be populated before list
/// becomes accessible from VimL. It is still valid to
/// underpopulate a list, value only controls how many elements
/// will be allocated in advance. Currently does nothing.
/// @see ListLenSpecials.
///
/// @return [allocated] new list.
list_T *tv_list_alloc(void)
list_T *tv_list_alloc(const ptrdiff_t len)
FUNC_ATTR_NONNULL_RET
{
list_T *const list = xcalloc(1, sizeof(list_T));
@@ -521,7 +527,7 @@ list_T *tv_list_copy(const vimconv_T *const conv, list_T *const orig,
return NULL;
}
list_T *copy = tv_list_alloc();
list_T *copy = tv_list_alloc(tv_list_len(orig));
tv_list_ref(copy);
if (copyID != 0) {
// Do this before adding the items, because one of the items may
@@ -1817,12 +1823,16 @@ void tv_dict_set_keys_readonly(dict_T *const dict)
/// Also sets reference count.
///
/// @param[out] ret_tv Structure where list is saved.
/// @param[in] len Expected number of items to be populated before list
/// becomes accessible from VimL. It is still valid to
/// underpopulate a list, value only controls how many elements
/// will be allocated in advance. @see ListLenSpecials.
///
/// @return [allocated] pointer to the created list.
list_T *tv_list_alloc_ret(typval_T *const ret_tv)
list_T *tv_list_alloc_ret(typval_T *const ret_tv, const ptrdiff_t len)
FUNC_ATTR_NONNULL_ALL
{
list_T *const l = tv_list_alloc();
list_T *const l = tv_list_alloc(len);
ret_tv->vval.v_list = l;
ret_tv->v_type = VAR_LIST;
ret_tv->v_lock = VAR_UNLOCKED;