DJ Delorie wrote: [Al Davis]>> Design the file format first,
then the data structures. The file format should be designed as a language for expressing what you want to express.
PCB has a second format it uses called a "resource file". It's a semi-lisp-ish format that allows for arbitrarily nested data, without the complexities of XML (the whole parser is about a page of code). It could be used to hold pretty much anything, but it isn't "designed for the data".
John G
PS more condensing and grouping of these ideas done at the wiki. http://geda.seul.org/wiki/geda:design_flow_and_hierarchy_roadmap
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