[Libguestfs] [PATCH v8 5/7] mllib: add do_mv helper function to Common_utils

[Cédric Bosdonnat]

---
 mllib/common_utils.ml  | 6 ++++++
 mllib/common_utils.mli | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/mllib/common_utils.ml b/mllib/common_utils.ml
index 597128967..1126f233b 100644
--- a/mllib/common_utils.ml
+++ b/mllib/common_utils.ml
@@ -561,3 +561,9 @@ let inspect_decrypt g =
    * function.
    *)
   c_inspect_decrypt g#ocaml_handle (Guestfs.c_pointer g#ocaml_handle)
+
+let do_mv src dest =
+  let cmd = [ "mv"; src; dest ] in
+  let r = run_command cmd in
+  if r <> 0 then
+    error (f_"moving file '%s' to '%s' failed") src dest
diff --git a/mllib/common_utils.mli b/mllib/common_utils.mli
index fa4d15054..2c9d30a99 100644
--- a/mllib/common_utils.mli
+++ b/mllib/common_utils.mli
@@ -170,3 +170,6 @@ val inspect_decrypt : Guestfs.guestfs -> unit
 (** Simple implementation of decryption: look for any [crypto_LUKS]
     partitions and decrypt them, then rescan for VGs.  This only works
     for Fedora whole-disk encryption. *)
+
+val do_mv : string -> string -> unit
+(** Run the mv command, and exit with an error if it failed *)
-- 
2.13.2