static int git_pack_config(const char *k, const char *v, void *cb)
{
	if (!strcmp(k, "pack.window")) {
		window = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.windowmemory")) {
		window_memory_limit = git_config_ulong(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.depth")) {
		depth = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.compression")) {
		int level = git_config_int(k, v);
		if (level == -1)
			level = Z_DEFAULT_COMPRESSION;
		else if (level < 0 || level > Z_BEST_COMPRESSION)
			die("bad pack compression level %d", level);
		pack_compression_level = level;
		pack_compression_seen = 1;
		return 0;
	}
	if (!strcmp(k, "pack.deltacachesize")) {
		max_delta_cache_size = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.deltacachelimit")) {
		cache_max_small_delta_size = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.writebitmaphashcache")) {
		if (git_config_bool(k, v))
			write_bitmap_options |= BITMAP_OPT_HASH_CACHE;
		else
			write_bitmap_options &= ~BITMAP_OPT_HASH_CACHE;
	}
	if (!strcmp(k, "pack.usebitmaps")) {
		use_bitmap_index = git_config_bool(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.threads")) {
		delta_search_threads = git_config_int(k, v);
		if (delta_search_threads < 0)
			die("invalid number of threads specified (%d)",
			    delta_search_threads);
#ifdef NO_PTHREADS
		if (delta_search_threads != 1)
			warning("no threads support, ignoring %s", k);
#endif
		return 0;
	}
	if (!strcmp(k, "pack.indexversion")) {
		pack_idx_opts.version = git_config_int(k, v);
		if (pack_idx_opts.version > 2)
			die("bad pack.indexversion=%"PRIu32,
			    pack_idx_opts.version);
		return 0;
	}
	return git_default_config(k, v, cb);
}
static int git_pack_config(const char *k, const char *v, void *cb)
{
	if (!strcmp(k, "pack.window")) {
		window = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.windowmemory")) {
		window_memory_limit = git_config_ulong(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.depth")) {
		depth = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.compression")) {
		int level = git_config_int(k, v);
		if (level == -1)
			level = Z_DEFAULT_COMPRESSION;
		else if (level < 0 || level > Z_BEST_COMPRESSION)
			die("bad pack compression level %d", level);
		pack_compression_level = level;
		pack_compression_seen = 1;
		return 0;
	}
	if (!strcmp(k, "pack.deltacachesize")) {
		max_delta_cache_size = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.deltacachelimit")) {
		cache_max_small_delta_size = git_config_int(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.writebitmaphashcache")) {
		if (git_config_bool(k, v))
			write_bitmap_options |= BITMAP_OPT_HASH_CACHE;
		else
			write_bitmap_options &= ~BITMAP_OPT_HASH_CACHE;
	}
	if (!strcmp(k, "pack.usebitmaps")) {
		use_bitmap_index = git_config_bool(k, v);
		return 0;
	}
	if (!strcmp(k, "pack.threads")) {
		delta_search_threads = git_config_int(k, v);
		if (delta_search_threads < 0)
			die("invalid number of threads specified (%d)",
			    delta_search_threads);
#ifdef NO_PTHREADS
		if (delta_search_threads != 1)
			warning("no threads support, ignoring %s", k);
#endif
		return 0;
	}
	if (!strcmp(k, "pack.indexversion")) {
		pack_idx_opts.version = git_config_int(k, v);
		if (pack_idx_opts.version > 2)
			die("bad pack.indexversion=%"PRIu32,
			    pack_idx_opts.version);
		return 0;
	}
	return git_default_config(k, v, cb);
}