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str_list: add str_list_destroy function

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The str_list_destroy function may be called to cleanup memory when
the list is not used anymore and the list itself was not allocated
from the memory pool.
This commit is contained in:
Peter Rajnoha 2015-10-20 16:12:16 +02:00
parent 0d5b1294f0
commit 77605457e7
2 changed files with 15 additions and 0 deletions
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13
lib/datastruct/str_list.c
View File

@ -247,3 +247,16 @@ bad:
dm_pool_free(mem, list);
return NULL;
}
void str_list_destroy(struct dm_list *list, int deallocate_strings)
{
struct dm_str_list *sl, *tmp_sl;
dm_list_iterate_items_safe(sl, tmp_sl, list) {
dm_list_del(&sl->list);
if (deallocate_strings)
dm_free((char *)sl->str);
dm_free(sl);
}
dm_free(list);
}

2
lib/datastruct/str_list.h
View File

@ -32,5 +32,7 @@ int str_list_dup(struct dm_pool *mem, struct dm_list *sllnew,
const struct dm_list *sllold);
char *str_list_to_str(struct dm_pool *mem, const struct dm_list *list, const char *delim);
struct dm_list *str_to_str_list(struct dm_pool *mem, const char *str, const char *delim, int ignore_multiple_delim);
/* Only for lists which were *not* allocated from the mem pool! */
void str_list_destroy(struct dm_list *list, int deallocate_strings);
#endif