status: don't require the repository to be writable

diff --git a/builtin-unpack-objects.c b/builtin-unpack-objects.c
index 8e831be476b71eed151cee1b5f2fc81c4edcb5ff..685566e0b5e458c510fdf989744d63dda29e28f0 100644 (file)
--- a/builtin-unpack-objects.c
+++ b/builtin-unpack-objects.c
@@ -68,7 +68,7 @@ static void *fill(int min)
                if (ret <= 0) {
                        if (!ret)
                                die("early EOF");
-                       die("read error on input: %s", strerror(errno));
+                       die_errno("read error on input");
                }
                len += ret;
        } while (len < min);
@@ -158,7 +158,7 @@ struct obj_info {
 #define FLAG_WRITTEN (1u<<21)
 
 static struct obj_info *obj_list;
-unsigned nr_objects;
+static unsigned nr_objects;
 
 /*
  * Called only from check_object() after it verified this object
@@ -181,10 +181,10 @@ static void write_cached_object(struct object *obj)
 static int check_object(struct object *obj, int type, void *data)
 {
        if (!obj)
-               return 0;
+               return 1;
 
        if (obj->flags & FLAG_WRITTEN)
-               return 1;
+               return 0;
 
        if (type != OBJ_ANY && obj->type != type)
                die("object type mismatch");
@@ -195,22 +195,24 @@ static int check_object(struct object *obj, int type, void *data)
                if (type != obj->type || type <= 0)
                        die("object of unexpected type");
                obj->flags |= FLAG_WRITTEN;
-               return 1;
+               return 0;
        }
 
        if (fsck_object(obj, 1, fsck_error_function))
                die("Error in object");
-       if (!fsck_walk(obj, check_object, 0))
+       if (fsck_walk(obj, check_object, NULL))
                die("Error on reachable objects of %s", sha1_to_hex(obj->sha1));
        write_cached_object(obj);
-       return 1;
+       return 0;
 }
 
 static void write_rest(void)
 {
        unsigned i;
-       for (i = 0; i < nr_objects; i++)
-               check_object(obj_list[i].obj, OBJ_ANY, 0);
+       for (i = 0; i < nr_objects; i++) {
+               if (obj_list[i].obj)
+                       check_object(obj_list[i].obj, OBJ_ANY, NULL);
+       }
 }
 
 static void added_object(unsigned nr, enum object_type type,
@@ -495,6 +497,8 @@ int cmd_unpack_objects(int argc, const char **argv, const char *prefix)
        int i;
        unsigned char sha1[20];
 
+       read_replace_refs = 0;
+
        git_config(git_default_config, NULL);
 
        quiet = !isatty(2);