What is FFI? On Dec 9, 10:47 pm, Ken Wesson <kwess...@gmail.com> wrote: > On Fri, Dec 10, 2010 at 12:43 AM, javajosh <javaj...@gmail.com> wrote: > > It does beg the question, though: what is a reasonable bare minimum > > function set that a real-life lisp would require? > > I think different people might give different answers to that. > > The academic computer scientist is likely to consider lambda, the > function-call operator, nil, if, and eval to suffice. After all those > suffice for anything you can express in lambda calculus. > > A Lisper interested in Lisp hacking as an end in itself will want to > add cons, car/cdr or first/rest, =, cond, etc. > > The application programmer is going to additionally require FFI with, > particularly, GUI libraries, not to mention various forms of disk, > networking, keyboard, and mouse I/O. > > The systems programmer is going to additionally require being able to > get at the bare metal and run tight, efficient, non-interpreted code > in kernel mode. > > Ultimately I suppose it hinges on what someone means by a "real-life" > Lisp. I'd say the application programmer's needs are probably th best > answer there, since Lisp hacking for its own sake and academic > computer science are more mathematics than "real-world", and systems > programming can be accomodated by a combination of C and a Lisp with > some kind of FFI. (Clojure as the Lisp requires Java as well, and > Clojure and C calling each other indirectly via Java and JNI as a > go-between.)
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