pack-objects: no delta possible with only one object in the list

... so don't even try in that case, and save another useless line of
progress display.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c
index df69abd514dddd5d1bf69b341536f75407d780ab..d729cb7237601133c2b60d6be40f0bb031dcf366 100644 (file)
--- a/builtin-pack-objects.c
+++ b/builtin-pack-objects.c
@@ -1714,7 +1714,7 @@ static void prepare_pack(int window, int depth)
                delta_list[n++] = entry;
        }
 
-       if (nr_deltas) {
+       if (nr_deltas && n > 1) {
                unsigned nr_done = 0;
                if (progress)
                        start_progress(&progress_state, "Deltifying objects",