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FYI There is a good library Boost ASIO for async socket operations already, supports Linux, Windows, etc. Uses I/O completion ports on WIN32 and epoll on Linux. The next version will have general File I/O. > Date: Fri, 29 Feb 2008 12:17:10 -0500 > From: diego@tecgraf.puc-rio.br > To: lua@bazar2.conectiva.com.br > Subject: Re: LuaSocket 3.0? (was Re: A proposal for faster userdata type checking) > > Hi, > > > The main requirement to have an effective lis scheduler is > > having _one_ single call to wait for _any_ kind of long > > operations. > > > > Is LusSocket mechanism flexible enough to handle local > > sockets and file I/O? > > Local sockets, definitely. File I/O I don't see why not. I > wonder if the OS implements non-blocking I/O on regular > files. I have heard on this list that this is usually not > the case. It will be fun to test. > > > Other blocking operations (like DB or libraries) could be > > handled by a separate process, reporting via sockets. > > Somewhat tedious, but very doable. > > The idea is to provide a way for users and other libraries > to post into the completion queue. And these functions can > be made thread safe. As for IPC, I haven't thought about how > to make it simpler yet. > > Kind regards, > Diego Shed those extra pounds with MSN and The Biggest Loser! Learn more. |