pack-objects: use bitfield for object_entry::depth

diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index cc3c31747e087f59e086e4fb0e0f8eebc2d4521c..b231e80f17d4c405846ff8a9721c17625d92bfdc 100644 (file)
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -3068,6 +3068,12 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
        if (pack_to_stdout != !base_name || argc)
                usage_with_options(pack_usage, pack_objects_options);
 
+       if (depth >= (1 << OE_DEPTH_BITS)) {
+               warning(_("delta chain depth %d is too deep, forcing %d"),
+                       depth, (1 << OE_DEPTH_BITS) - 1);
+               depth = (1 << OE_DEPTH_BITS) - 1;
+       }
+
        argv_array_push(&rp, "pack-objects");
        if (thin) {
                use_internal_rev_list = 1;