diff options
Diffstat (limited to 'lib/libalpm/alpm_list.c')
| -rw-r--r-- | lib/libalpm/alpm_list.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/lib/libalpm/alpm_list.c b/lib/libalpm/alpm_list.c index 774d1dbe..c1e4cb8e 100644 --- a/lib/libalpm/alpm_list.c +++ b/lib/libalpm/alpm_list.c @@ -399,21 +399,23 @@ alpm_list_t SYMEXPORT *alpm_list_copy(const alpm_list_t *list) /** * @brief Copy a list and copy the data. - * - * The data must be constant size! + * Note that the data elements to be copied should not contain pointers + * and should also be of constant size. * * @param list the list to copy + * @param size the size of each data element * * @return a copy of the original list, data copied as well */ -alpm_list_t SYMEXPORT *alpm_list_copy_data(const alpm_list_t *list) +alpm_list_t SYMEXPORT *alpm_list_copy_data(const alpm_list_t *list, + size_t size) { const alpm_list_t *lp = list; alpm_list_t *newlist = NULL; while(lp) { - void *newdata = calloc(1, sizeof(lp->data)); + void *newdata = calloc(1, size); if(newdata) { - memcpy(newdata, lp->data, sizeof(lp->data)); + memcpy(newdata, lp->data, size); newlist = alpm_list_add(newlist, newdata); lp = lp->next; } |