A system for identifying the file structure of a computer program, preserving the file structure of the code after translation of source code from one high-level computer language to another, combining pieces of a source file that were generated in different translation sessions, and ensuring textual...http://www.google.co.uk/patents/US6317871?utm_source=gb-gplus-sharePatent US6317871 - System for ensuring the accuracy of file structures in a source-to-source computer program translator