restrict transaction package origins

This moves the "wrong args" error up from trans_commit to add_pkg when
used with a local pkg and adds the error for remove_pkg when used with
a sync pkg, which currently just removes the db entry.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/libalpm/remove.c b/lib/libalpm/remove.c
index dce55784..132b30c6 100644
--- a/lib/libalpm/remove.c
+++ b/lib/libalpm/remove.c
@@ -63,6 +63,8 @@ int SYMEXPORT alpm_remove_pkg(alpm_handle_t *handle, alpm_pkg_t *pkg)
 	/* Sanity checks */
 	CHECK_HANDLE(handle, return -1);
 	ASSERT(pkg != NULL, RET_ERR(handle, ALPM_ERR_WRONG_ARGS, -1));
+	ASSERT(pkg->origin == ALPM_PKG_FROM_LOCALDB,
+			RET_ERR(handle, ALPM_ERR_WRONG_ARGS, -1));
 	ASSERT(handle == pkg->handle, RET_ERR(handle, ALPM_ERR_WRONG_ARGS, -1));
 	trans = handle->trans;
 	ASSERT(trans != NULL, RET_ERR(handle, ALPM_ERR_TRANS_NULL, -1));