Correctly duplicate delta objects

We were using copy_data before; this works for the struct itself but not
the strings contained within. Fix it up by duplicating all the data as
we do with our other structures.

Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/libalpm/delta.h b/lib/libalpm/delta.h
index 87869256..6ac54139 100644
--- a/lib/libalpm/delta.h
+++ b/lib/libalpm/delta.h
@@ -28,6 +28,7 @@
 
 pmdelta_t *_alpm_delta_parse(char *line);
 void _alpm_delta_free(pmdelta_t *delta);
+pmdelta_t *_alpm_delta_dup(const pmdelta_t *delta);
 off_t _alpm_shortest_delta_path(pmhandle_t *handle, alpm_list_t *deltas,
 		const char *to, alpm_list_t **path);