Function db_check_table_version

db/db.c:468–492

* Check the table version * 0 means ok, -1 means an error occurred */

 * 0 means ok, -1 means an error occurred
 */
int db_check_table_version(db_func_t* dbf, db_con_t* dbh, const str* table, const unsigned int version)
{
	int ver;

	/* if DB does not support QUERY, return TRUE */
	if (!DB_CAPABILITY(*dbf, DB_CAP_QUERY))
		return 0;

	ver = db_table_version(dbf, dbh, table);
	if (ver < 0) {
		if (ver == -2) {
			LM_ERR("'%.*s' record not found in '%s' table, expected ver %d\n",
			    table->len, table->s, db_version_table, version);
			return -2;
		}

		LM_ERR("querying version for table %.*s\n", table->len, table->s);
		return -1;
	} else if (ver != version) {
		LM_ERR("invalid version %d for table %.*s found, expected %d\n",
			ver, table->len, table->s, version);
		return -1;
	}
	return 0;
}

/*
 * Store name of table that will be used by