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Mark E. Roland wrote: > > (I hope this is the right address for this type of question. > All I know about Guile is what I've seen in the GNU's Bulletin.) > > I have a server that accepts certain requests by email, and > one such request requires a sufficiently rich format that it > needs a sublanguage, so that the client can submit a short > function and the server will evaluate it. But since access to > the server is unrestricted, the server has to be able to evaluate > the function in a closed environment; in particular, with no > access to system calls. Does it make sense to use Guile for this? > (If not, then I'll probably end up writing my own simple extension > language, probably based on Lisp.) Guile does not currently support a "safe" evaluation environment. However, the Guile module system should be powerful enough to set one up. I would encourage you to do this work and contribute it to Guile rather than writing yet another embeddable lisp interpreter. - Maciej