Make general list copy function

Package dup needs to copy all members. Nathan had his implementation, but
I generalized it to this new alpm_list function (and will use it in the
next commit).

CC: Nathan Jones <nathanj@insightbb.com>
Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/libalpm/alpm_list.h b/lib/libalpm/alpm_list.h
index 8fce2804..addf9505 100644
--- a/lib/libalpm/alpm_list.h
+++ b/lib/libalpm/alpm_list.h
@@ -61,6 +61,7 @@ alpm_list_t *alpm_list_remove_node(alpm_list_t *node);
 alpm_list_t *alpm_list_remove_dupes(const alpm_list_t *list);
 alpm_list_t *alpm_list_strdup(const alpm_list_t *list);
 alpm_list_t *alpm_list_copy(const alpm_list_t *list);
+alpm_list_t *alpm_list_copy_data(const alpm_list_t *list);
 alpm_list_t *alpm_list_reverse(alpm_list_t *list);
 
 /* item accessors */