make struct progress an opaque type

diff --git a/builtin-unpack-objects.c b/builtin-unpack-objects.c
index 2317b8f411bcf9c331552bb59456802d7eb4d2bc..e0ecbc51a77b207fda0cdee50a4385fbcb550720 100644 (file)
--- a/builtin-unpack-objects.c
+++ b/builtin-unpack-objects.c
@@ -311,7 +311,7 @@ static void unpack_one(unsigned nr)
 static void unpack_all(void)
 {
        int i;
-       struct progress progress;
+       struct progress *progress = NULL;
        struct pack_header *hdr = fill(sizeof(struct pack_header));
        unsigned nr_objects = ntohl(hdr->hdr_entries);
 
@@ -322,12 +322,12 @@ static void unpack_all(void)
        use(sizeof(struct pack_header));
 
        if (!quiet)
-               start_progress(&progress, "Unpacking objects", nr_objects);
+               progress = start_progress("Unpacking objects", nr_objects);
        obj_list = xmalloc(nr_objects * sizeof(*obj_list));
        for (i = 0; i < nr_objects; i++) {
                unpack_one(i);
                if (!quiet)
-                       display_progress(&progress, i + 1);
+                       display_progress(progress, i + 1);
        }
        if (!quiet)
                stop_progress(&progress);