On Thu, Apr 21, 2011 at 7:16 AM, Andy Wingo <wi...@pobox.com> wrote: > On Tue 19 Apr 2011 23:11, Phil <theseaisinh...@gmail.com> writes: > >> I have recently checked out the Lua branch. I want to make it seaworthy. > > Cool! It does indeed need some more loving :-) > >> I've requested to be added back onto the Savannah group, can someone >> do that? TIA. > > Sure; saw your mail before reading this, so please disregard that > confirmation message. > >> git co -b lua origin/lua >> git co -b stable-2.0 origin/stable-2.0 >> git branch lua >> git rebase stable-2.0 >> >> Is that right? > > Yes, except perhaps "git checkout lua" instead of "git branch lua", no? > >> TODO: >> >> - Missing standard library functions: math.modf, table.sort, module > > I think Mark's recent division work should help with modf. I don't > recall what's needed for the rest. > >> - Missing getfenv/setfenv. You can tell Lua to look up global >> variables in different environments. >> Frankly this is going to be really annoying to implement and I'd >> rather leave it off until someone complains about it being missing, if >> that's cool. > > OK. > >> - Variable arguments, multiple returns. > > This is the big one. > >> FIXME: >> >> - Use prompt and abort instead of throw and catch. > > Yes this will be good too. > >> - And/or expressions evaluate expressions multiple times. > > Whoops! > >> - The keyword "break" does not work correctly. > > Yes; to fix. > >> Andy, I think you wrote "FIXME: use module binders instead" in >> compile-tree-il.scm, what does that mean? > > For global refs, the current code does a lookup every time a function is > called, where instead it should allow the variable to be cached the > first time it is looked up. The way to hook into the process of caching > a variable for lookup is module binders. They aren't documented > though. Search for "binder" in ice-9/boot-9.scm and in modules.c. > > Cheers, > > Andy > -- > http://wingolog.org/
Alright, cool. Just to be clear the end goal is to include this in Guile eventually, right?
