Make the default abbrev length configurable

diff --git a/builtin/branch.c b/builtin/branch.c
index 807355a1982f0f91e9acea66c360903fc3714495..9e546e4a83d07dd6dd4d4b0cb7d23a02c82747fb 100644 (file)
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -313,12 +313,7 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags,
                                           (struct object *)commit, refname);
        }
 
-       /* Resize buffer */
-       if (ref_list->index >= ref_list->alloc) {
-               ref_list->alloc = alloc_nr(ref_list->alloc);
-               ref_list->list = xrealloc(ref_list->list,
-                               ref_list->alloc * sizeof(struct ref_item));
-       }
+       ALLOC_GROW(ref_list->list, ref_list->index + 1, ref_list->alloc);
 
        /* Record the new item */
        newitem = &(ref_list->list[ref_list->index++]);
@@ -668,6 +663,9 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
                OPT_END(),
        };
 
+       if (argc == 2 && !strcmp(argv[1], "-h"))
+               usage_with_options(builtin_branch_usage, options);
+
        git_config(git_branch_config, NULL);
 
        if (branch_use_color == -1)