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GA_DEEP_CLEAR macro for garray memory deallocation

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Used to free garrays of `salitem_T` and `fromto_T` in spell.c, and
garray `wcmd_T` in ex_docmd.c.

Helped-by: Jiaqi Li
This commit is contained in:
Felipe Oliveira Carvalho
2014-12-11 12:23:02 -03:00
parent 951d00a492
commit b603404487
3 changed files with 47 additions and 40 deletions
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18
src/nvim/garray.h
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@@ -43,4 +43,22 @@ static inline void *ga_append_via_ptr(garray_T *gap, size_t item_size)
return ((char *)gap->ga_data) + (item_size * (size_t)gap->ga_len++);
}
/// Deep free a garray of specific type using a custom free function.
/// Items in the array as well as the array itself are freed.
///
/// @param gap the garray to be freed
/// @param item_type type of the item in the garray
/// @param free_item_fn free function that takes (*item_type) as parameter
#define GA_DEEP_CLEAR(gap, item_type, free_item_fn) \
do { \
garray_T *_gap = (gap); \
if (_gap->ga_data != NULL) { \
for (int i = 0; i < _gap->ga_len; i++) { \
item_type *_item = &(((item_type *)_gap->ga_data)[i]); \
free_item_fn(_item); \
} \
} \
ga_clear(_gap); \
} while (false)
#endif // NVIM_GARRAY_H